2026-04-16 13:58:11 INFO ::casa Using user configuration file /home/casatest/.casa/config.py 2026-04-16 13:58:11 INFO ::casa loaded config file : /wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casaconfig/config.py 2026-04-16 13:58:11 INFO ::casa loaded config file : /home/casatest/.casa/config.py 2026-04-16 13:58:11 INFO ::casa 2026-04-16 13:58:11 INFO ::casa config values 2026-04-16 13:58:11 INFO ::casa agg = False 2026-04-16 13:58:11 INFO ::casa cachedir = '/home/casatest/.casa' 2026-04-16 13:58:11 INFO ::casa casaconfig_verbose = 1 2026-04-16 13:58:11 INFO ::casa colors = 'Neutral' 2026-04-16 13:58:11 INFO ::casa data_auto_update = False 2026-04-16 13:58:11 INFO ::casa data_update_interval = 1 2026-04-16 13:58:11 INFO ::casa datapath = ['/opt/casa/data/master', '/opt/casa/data/casatestdata'] 2026-04-16 13:58:11 INFO ::casa iplog = False 2026-04-16 13:58:11 INFO ::casa iplogfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/ipython-20260416-135806.log' 2026-04-16 13:58:11 INFO ::casa log2term = True 2026-04-16 13:58:11 INFO ::casa logfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/casa-20260416-135806.log' 2026-04-16 13:58:11 INFO ::casa measures_auto_update = False 2026-04-16 13:58:11 INFO ::casa measures_site = ['https://www.astron.nl/iers/', 'https://go.nrao.edu/iers/'] 2026-04-16 13:58:11 INFO ::casa measures_site_interval = 2 2026-04-16 13:58:11 INFO ::casa measures_update_interval = 1 2026-04-16 13:58:11 INFO ::casa measurespath = '/opt/casa/data/master' 2026-04-16 13:58:11 INFO ::casa nogui = False 2026-04-16 13:58:11 INFO ::casa nologfile = False 2026-04-16 13:58:11 INFO ::casa nologger = True 2026-04-16 13:58:11 INFO ::casa pipeline = False 2026-04-16 13:58:11 INFO ::casa skipnetworkcheck = False 2026-04-16 13:58:11 INFO ::casa startupfile = '/home/casatest/.casa/startup.py' 2026-04-16 13:58:11 INFO ::casa user_site = False 2026-04-16 13:58:11 INFO ::casa 2026-04-16 13:58:11 INFO ::casa casarundata version is unknown, this is probably a legacy version not installed by casaconfig 2026-04-16 13:58:11 INFO ::casa measures version is unknown, this is probably a legacy version not installed by casaconfig 2026-04-16 13:58:11 INFO ::casa 2026-04-16 13:58:11 INFO ::casa Checking Measures tables in data repository sub-directory /opt/casa/data/master/geodetic 2026-04-16 13:58:11 INFO ::casa IERSeop2000 (version date, last date in table (UTC)): 2026/02/23/15:15, 2025/12/31/00:00:00 2026-04-16 13:58:11 INFO ::casa IERSeop97 (version date, last date in table (UTC)): 2026/02/23/15:15, 2025/12/31/00:00:00 2026-04-16 13:58:11 INFO ::casa IERSpredict (version date, last date in table (UTC)): 2026/04/15/15:15, 2026/07/14/00:00:00 2026-04-16 13:58:11 INFO ::casa TAI_UTC (version date, last date in table (UTC)): 2026/03/27/15:15, 2017/01/01/00:00:00 /home/casatest/casa6/casatasks/tests/casashell_tests/test_task_deconvolve_casashell.py:886: SyntaxWarning: invalid escape sequence '\(' if ( re.search('\( ?Fail', pstr) != None ): Running tests... ---------------------------------------------------------------------- Using user configuration file /home/casatest/.casa/config.py No event loop hook running. Using matplotlib backend: agg CASA 6.7.5.16 -- Common Astronomy Software Applications [6.7.5.16] 2026-04-16 13:58:11 INFO tclean::::casa ########################################## 2026-04-16 13:58:11 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:58:11 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start=0, width=1, outframe='LSRK', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:58:11 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:58:11 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:11 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:58:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:58:12 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 13:58:12 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.22499e+09 Hz 2026-04-16 13:58:12 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 4.99994e+07 Hz 2026-04-16 13:58:12 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:58:12 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 4.99994e+08 Hz 2026-04-16 13:58:12 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 9.74989e+08 Hz, upper edge = 1.47498e+09 Hz 2026-04-16 13:58:12 INFO SynthesisImagerVi2::defineImage Impars: start 0 2026-04-16 13:58:12 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [9.99989e+08] at [0] with increment [4.99994e+07] 2026-04-16 13:58:12 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:58:12 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.86 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:12 INFO tclean::::casa CFCache already exists 2026-04-16 13:58:12 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:12 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:58:12 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.86 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:12 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:12 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:12 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:12 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:58:14 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:58:14 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.0425628 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 2026-04-16 13:58:14 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.047315 2026-04-16 13:58:14 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:58:14 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:58:14 INFO SIImageStore::printBeamSet + I Max 0 1.00e+09 59961 92.9326 arcsec x 65.3663 arcsec pa=-83.5856 deg 2026-04-16 13:58:14 INFO SIImageStore::printBeamSet + I Min 9 1.45e+09 -47963 51.5438 arcsec x 48.4389 arcsec pa=-87.9751 deg 2026-04-16 13:58:14 INFO SIImageStore::printBeamSet + I Median 4 1.20e+09 11995 62.2834 arcsec x 58.5149 arcsec pa=-88.0574 deg 2026-04-16 13:58:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:58:14 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:14 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:14 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:15 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:58:17 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:58:17 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:58:11.178471 End time: 2026-04-16 13:58:16.625153 2026-04-16 13:58:17 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:58:17 INFO tclean::::casa ########################################## 2026-04-16 13:58:17 INFO deconvolve::::casa ########################################## 2026-04-16 13:58:17 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:58:17 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:58:17 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:58:17 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:58:17 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.50002 2026-04-16 13:58:17 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 13:58:17 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 13:58:17 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:58:17 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:58:17 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:58:17 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:58:17 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 13:58:17 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:58:17 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->1.0293, peakres=1.50002->0.470722, Reached cycleniter. 2026-04-16 13:58:17 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.980284, peakres=1.42859->0.448307, Reached cycleniter. 2026-04-16 13:58:17 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.935725, peakres=1.36365->0.427929, Reached cycleniter. 2026-04-16 13:58:17 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.895042, peakres=1.30437->0.409324, Reached cycleniter. 2026-04-16 13:58:17 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.857749, peakres=1.25002->0.392269, Reached cycleniter. 2026-04-16 13:58:17 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.823438, peakres=1.20002->0.376578, Reached cycleniter. 2026-04-16 13:58:17 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->70 [10], model=0->0.791768, peakres=1.15386->0.362094, Reached cycleniter. 2026-04-16 13:58:17 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=70->80 [10], model=0->0.762443, peakres=1.11113->0.348683, Reached cycleniter. 2026-04-16 13:58:17 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=80->90 [10], model=0->0.735213, peakres=1.07144->0.33623, Reached cycleniter. 2026-04-16 13:58:17 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=90->100 [10], model=0->0.709861, peakres=1.0345->0.324636, Reached cycleniter. 2026-04-16 13:58:17 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 8.52082 Peak Residual (over all planes) : 0.470722 in C0:P0 2026-04-16 13:58:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 100 iterations. 2026-04-16 13:58:17 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.470722, over full image : 0.470722 2026-04-16 13:58:17 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:58:17 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 13:58:17 INFO SIImageStore::restore Beam for chan : 0 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 13:58:17 INFO SIImageStore::restore Beam for chan : 1 : 71.2036 arcsec, 66.8856 arcsec, -88.0973 deg 2026-04-16 13:58:17 INFO SIImageStore::restore Beam for chan : 2 : 67.9686 arcsec, 63.7905 arcsec, -88.0992 deg 2026-04-16 13:58:17 INFO SIImageStore::restore Beam for chan : 3 : 64.9742 arcsec, 61.0362 arcsec, -88.0867 deg 2026-04-16 13:58:17 INFO SIImageStore::restore Beam for chan : 4 : 62.2834 arcsec, 58.5149 arcsec, -88.0574 deg 2026-04-16 13:58:17 INFO SIImageStore::restore Beam for chan : 5 : 59.8179 arcsec, 56.106 arcsec, -88.0997 deg 2026-04-16 13:58:17 INFO SIImageStore::restore Beam for chan : 6 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 13:58:17 INFO SIImageStore::restore Beam for chan : 7 : 55.3506 arcsec, 52.0028 arcsec, -88.0559 deg 2026-04-16 13:58:17 INFO SIImageStore::restore Beam for chan : 8 : 53.4536 arcsec, 50.1105 arcsec, -88.1166 deg 2026-04-16 13:58:17 INFO SIImageStore::restore Beam for chan : 9 : 51.5438 arcsec, 48.4389 arcsec, -87.9751 deg 2026-04-16 13:58:17 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:58:17 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:58:16.633628 End time: 2026-04-16 13:58:17.276678 2026-04-16 13:58:17 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:58:17 INFO deconvolve::::casa ########################################## 2026-04-16 13:58:17 INFO name:: No table opened. 2026-04-16 13:58:17 INFO showcache:: The Table Cache is empty. 2026-04-16 13:58:17 INFO deconvolve::::casa [ checkall ] 2026-04-16 13:58:17 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 13:58:17 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 13:58:17 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 13:58:17 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.5000193119049072 at [50, 50, 0, 0] ( Pass : should be 1.50002 , Epsilon: 0.05) 2026-04-16 13:58:17 INFO deconvolve::::casa+ [check_spec_frame] tst.image: Spec frame is LSRK with crval 999988750.3872563 (Pass : should be LSRK with expected crval 999988750 ) : channel, default start and width, LSRK /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point [check_spec_frame] tst.image: Spec frame is LSRK with crval 999988750.3872563 (Pass : should be LSRK with expected crval 999988750 ) .2026-04-16 13:58:17 INFO tclean::::casa ########################################## 2026-04-16 13:58:17 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:58:17 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start=0, width=1, outframe='TOPO', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:58:17 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:58:17 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:17 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:58:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:58:18 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 13:58:18 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.225e+09 Hz 2026-04-16 13:58:18 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 5e+07 Hz 2026-04-16 13:58:18 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:58:18 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 5e+08 Hz 2026-04-16 13:58:18 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 9.75e+08 Hz, upper edge = 1.475e+09 Hz 2026-04-16 13:58:18 INFO SynthesisImagerVi2::defineImage Impars: start 0 2026-04-16 13:58:18 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1e+09] at [0] with increment [5e+07] 2026-04-16 13:58:18 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:58:18 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:18 INFO tclean::::casa CFCache already exists 2026-04-16 13:58:18 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:18 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:58:18 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:18 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:18 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:18 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:18 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:58:20 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:58:20 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.0425628 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 2026-04-16 13:58:20 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.048352 2026-04-16 13:58:20 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:58:20 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:58:20 INFO SIImageStore::printBeamSet + I Max 0 1.00e+09 59961 92.9326 arcsec x 65.3663 arcsec pa=-83.5856 deg 2026-04-16 13:58:20 INFO SIImageStore::printBeamSet + I Min 9 1.45e+09 -47963 51.5438 arcsec x 48.4389 arcsec pa=-87.9751 deg 2026-04-16 13:58:20 INFO SIImageStore::printBeamSet + I Median 4 1.20e+09 11995 62.2834 arcsec x 58.5149 arcsec pa=-88.0574 deg 2026-04-16 13:58:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:58:20 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:20 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:20 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:21 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:58:23 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:58:23 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:58:17.437102 End time: 2026-04-16 13:58:22.896623 2026-04-16 13:58:23 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:58:23 INFO tclean::::casa ########################################## 2026-04-16 13:58:23 INFO deconvolve::::casa ########################################## 2026-04-16 13:58:23 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:58:23 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:58:23 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:58:23 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:58:23 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.50002 2026-04-16 13:58:23 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 13:58:23 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 13:58:23 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:58:23 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:58:23 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:58:23 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:58:23 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 13:58:23 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:58:23 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->1.0293, peakres=1.50002->0.470722, Reached cycleniter. 2026-04-16 13:58:23 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.980284, peakres=1.42859->0.448307, Reached cycleniter. 2026-04-16 13:58:23 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.935725, peakres=1.36365->0.427929, Reached cycleniter. 2026-04-16 13:58:23 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.895042, peakres=1.30437->0.409324, Reached cycleniter. 2026-04-16 13:58:23 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.857749, peakres=1.25002->0.392269, Reached cycleniter. 2026-04-16 13:58:23 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.823438, peakres=1.20002->0.376578, Reached cycleniter. 2026-04-16 13:58:23 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->70 [10], model=0->0.791768, peakres=1.15386->0.362094, Reached cycleniter. 2026-04-16 13:58:23 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=70->80 [10], model=0->0.762443, peakres=1.11113->0.348683, Reached cycleniter. 2026-04-16 13:58:23 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=80->90 [10], model=0->0.735213, peakres=1.07144->0.33623, Reached cycleniter. 2026-04-16 13:58:23 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=90->100 [10], model=0->0.709861, peakres=1.0345->0.324636, Reached cycleniter. 2026-04-16 13:58:23 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 8.52082 Peak Residual (over all planes) : 0.470722 in C0:P0 2026-04-16 13:58:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 100 iterations. 2026-04-16 13:58:23 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.470722, over full image : 0.470722 2026-04-16 13:58:23 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:58:23 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 13:58:23 INFO SIImageStore::restore Beam for chan : 0 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 13:58:23 INFO SIImageStore::restore Beam for chan : 1 : 71.2036 arcsec, 66.8856 arcsec, -88.0973 deg 2026-04-16 13:58:23 INFO SIImageStore::restore Beam for chan : 2 : 67.9686 arcsec, 63.7905 arcsec, -88.0992 deg 2026-04-16 13:58:23 INFO SIImageStore::restore Beam for chan : 3 : 64.9742 arcsec, 61.0362 arcsec, -88.0867 deg 2026-04-16 13:58:23 INFO SIImageStore::restore Beam for chan : 4 : 62.2834 arcsec, 58.5149 arcsec, -88.0574 deg 2026-04-16 13:58:23 INFO SIImageStore::restore Beam for chan : 5 : 59.8179 arcsec, 56.106 arcsec, -88.0997 deg 2026-04-16 13:58:23 INFO SIImageStore::restore Beam for chan : 6 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 13:58:23 INFO SIImageStore::restore Beam for chan : 7 : 55.3506 arcsec, 52.0028 arcsec, -88.0559 deg 2026-04-16 13:58:23 INFO SIImageStore::restore Beam for chan : 8 : 53.4536 arcsec, 50.1105 arcsec, -88.1166 deg 2026-04-16 13:58:24 INFO SIImageStore::restore Beam for chan : 9 : 51.5438 arcsec, 48.4389 arcsec, -87.9751 deg 2026-04-16 13:58:24 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:58:24 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:58:22.901967 End time: 2026-04-16 13:58:23.666855 2026-04-16 13:58:24 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:58:24 INFO deconvolve::::casa ########################################## 2026-04-16 13:58:24 INFO name:: No table opened. 2026-04-16 13:58:24 INFO showcache:: The Table Cache is empty. 2026-04-16 13:58:24 INFO deconvolve::::casa [ checkall ] 2026-04-16 13:58:24 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 13:58:24 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 13:58:24 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 13:58:24 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.5000193119049072 at [50, 50, 0, 0] ( Pass : should be 1.50002 , Epsilon: 0.05) : channel, default start and width, TOPO /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 13:58:24 INFO tclean::::casa ########################################## 2026-04-16 13:58:24 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:58:24 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start='', width='-23983.4km/s', outframe='TOPO', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:58:24 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:58:24 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:24 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:58:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:58:24 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in vrad 2026-04-16 13:58:24 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.475e+09 Hz == -5.39627e+07 m/s radio velocity 2026-04-16 13:58:24 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 1e+08 Hz == 2.39834e+07 m/s radio velocity 2026-04-16 13:58:24 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:58:24 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 1e+09 Hz 2026-04-16 13:58:24 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 9.75e+08 Hz, upper edge = 1.975e+09 Hz 2026-04-16 13:58:24 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 13:58:24 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.025e+09] at [0] with increment [1e+08] 2026-04-16 13:58:24 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:58:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:24 INFO tclean::::casa CFCache already exists 2026-04-16 13:58:24 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:24 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:58:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:25 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:25 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:25 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:25 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:58:26 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:58:27 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00175984 c1:0.00166969 c2:0.00166969 c3:0.00166969 c4:0.00166969 c5:0.00166969 c6:0.00166969 c7:0.00166969 c8:0.00166969 c9:0.00171831 2026-04-16 13:58:27 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.048433 2026-04-16 13:58:27 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:58:27 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:58:27 INFO SIImageStore::printBeamSet + I Max 0 1.02e+09 53965 72.8152 arcsec x 68.2710 arcsec pa=-87.9993 deg 2026-04-16 13:58:27 INFO SIImageStore::printBeamSet + I Min 9 1.92e+09 -161883 39.1098 arcsec x 36.4953 arcsec pa=-88.6816 deg 2026-04-16 13:58:27 INFO SIImageStore::printBeamSet + I Median 4 1.42e+09 -41967 53.4133 arcsec x 49.1314 arcsec pa=-88.2176 deg 2026-04-16 13:58:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:58:27 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:27 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:27 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:27 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:58:29 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:58:29 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:58:23.888300 End time: 2026-04-16 13:58:29.457208 2026-04-16 13:58:29 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:58:29 INFO tclean::::casa ########################################## 2026-04-16 13:58:29 INFO deconvolve::::casa ########################################## 2026-04-16 13:58:29 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:58:29 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:58:29 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:58:29 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:58:30 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.46034 2026-04-16 13:58:30 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 13:58:30 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 13:58:30 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.46034, over full image : 1.46034 2026-04-16 13:58:30 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:58:30 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:58:30 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.46034, over full image : 1.46034 2026-04-16 13:58:30 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 13:58:30 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:58:30 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->1.00207, peakres=1.46034->0.458272, Reached cycleniter. 2026-04-16 13:58:30 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.915384, peakres=1.33401->0.418626, Reached cycleniter. 2026-04-16 13:58:30 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.840593, peakres=1.22502->0.384423, Reached cycleniter. 2026-04-16 13:58:30 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.777105, peakres=1.13249->0.355389, Reached cycleniter. 2026-04-16 13:58:30 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.722537, peakres=1.05297->0.330433, Reached cycleniter. 2026-04-16 13:58:30 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.675131, peakres=0.983884->0.308753, Reached cycleniter. 2026-04-16 13:58:30 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->70 [10], model=0->0.633564, peakres=0.923308->0.289744, Reached cycleniter. 2026-04-16 13:58:30 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=70->80 [10], model=0->0.59682, peakres=0.86976->0.27294, Reached cycleniter. 2026-04-16 13:58:30 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=80->90 [10], model=0->0.564105, peakres=0.822083->0.257978, Reached cycleniter. 2026-04-16 13:58:30 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=90->100 [10], model=0->0.535201, peakres=0.779961->0.24476, Reached cycleniter. 2026-04-16 13:58:30 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 7.26251 Peak Residual (over all planes) : 0.458272 in C0:P0 2026-04-16 13:58:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 100 iterations. 2026-04-16 13:58:30 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.458272, over full image : 0.458272 2026-04-16 13:58:30 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:58:30 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 13:58:30 INFO SIImageStore::restore Beam for chan : 0 : 72.8152 arcsec, 68.271 arcsec, -87.9993 deg 2026-04-16 13:58:30 INFO SIImageStore::restore Beam for chan : 1 : 67.62 arcsec, 62.1975 arcsec, -87.9904 deg 2026-04-16 13:58:30 INFO SIImageStore::restore Beam for chan : 2 : 62.084 arcsec, 57.1519 arcsec, -88.1979 deg 2026-04-16 13:58:30 INFO SIImageStore::restore Beam for chan : 3 : 57.336 arcsec, 52.8693 arcsec, -88.1637 deg 2026-04-16 13:58:30 INFO SIImageStore::restore Beam for chan : 4 : 53.4133 arcsec, 49.1314 arcsec, -88.2176 deg 2026-04-16 13:58:30 INFO SIImageStore::restore Beam for chan : 5 : 49.8071 arcsec, 45.9024 arcsec, -88.1916 deg 2026-04-16 13:58:30 INFO SIImageStore::restore Beam for chan : 6 : 46.7598 arcsec, 43.0688 arcsec, -87.9062 deg 2026-04-16 13:58:30 INFO SIImageStore::restore Beam for chan : 7 : 44.0833 arcsec, 40.5971 arcsec, -88.2017 deg 2026-04-16 13:58:30 INFO SIImageStore::restore Beam for chan : 8 : 41.6317 arcsec, 38.3762 arcsec, -88.1745 deg 2026-04-16 13:58:30 INFO SIImageStore::restore Beam for chan : 9 : 39.1098 arcsec, 36.4953 arcsec, -88.6816 deg 2026-04-16 13:58:30 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:58:30 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:58:29.462144 End time: 2026-04-16 13:58:30.195412 2026-04-16 13:58:30 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:58:30 INFO deconvolve::::casa ########################################## 2026-04-16 13:58:30 INFO name:: No table opened. 2026-04-16 13:58:30 INFO showcache:: The Table Cache is empty. 2026-04-16 13:58:30 INFO deconvolve::::casa [ checkall ] 2026-04-16 13:58:30 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 13:58:30 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 13:58:30 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 13:58:30 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.4603447914123535 at [50, 50, 0, 0] ( Pass : should be 1.46184647 , Epsilon: 0.05) : velocity, default start, width='-23983.4m/s', TOPO /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 13:58:30 INFO tclean::::casa ########################################## 2026-04-16 13:58:30 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:58:30 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start='11991.7km/s', width='', outframe='TOPO', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:58:30 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:58:30 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:30 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:58:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:58:31 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' *** Requested center of SPW (9.75e+08 Hz) is smaller than minimum possible value by 7.00485 Hz 2026-04-16 13:58:31 INFO MSTransformRegridder::calcChanFreqs+ *** Reset to minimum possible value 9.75e+08 Hz Channels equidistant in vrad 2026-04-16 13:58:31 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 9.75e+08 Hz == 6.59543e+07 m/s radio velocity 2026-04-16 13:58:31 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 5e+07 Hz == 1.19917e+07 m/s radio velocity 2026-04-16 13:58:31 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:58:31 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 5e+08 Hz 2026-04-16 13:58:31 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 7.25e+08 Hz, upper edge = 1.225e+09 Hz 2026-04-16 13:58:31 INFO SynthesisImagerVi2::defineImage Impars: start 11991.7km/s 2026-04-16 13:58:31 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.2e+09] at [0] with increment [-5e+07] 2026-04-16 13:58:31 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:58:31 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:31 INFO tclean::::casa CFCache already exists 2026-04-16 13:58:31 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:31 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:58:31 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:31 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:31 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:31 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:31 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:58:33 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:58:33 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.0425628 c5:none c6:none c7:none c8:none c9:none 2026-04-16 13:58:33 WARN SIImageStore::getPSFGaussian (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2143) PSF is blank for[C5:P0] [C6:P0] [C7:P0] [C8:P0] [C9:P0] 2026-04-16 13:58:33 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.032391 2026-04-16 13:58:33 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:58:33 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:58:33 INFO SIImageStore::printBeamSet + I Max 4 9.999888e+08 59961 92.9326 arcsec x 65.3663 arcsec pa=-83.5856 deg 2026-04-16 13:58:33 INFO SIImageStore::printBeamSet + I Min 1 1.149987e+09 23986 0.0000 arcsec x 0.0000 arcsec pa= 0.0000 deg 2026-04-16 13:58:33 INFO SIImageStore::printBeamSet + I Median 5 9.499893e+08 71953 92.9326 arcsec x 65.3663 arcsec pa=-83.5856 deg 2026-04-16 13:58:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:58:33 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:33 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:33 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:33 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:58:35 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:58:35 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:58:30.411871 End time: 2026-04-16 13:58:35.263740 2026-04-16 13:58:35 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:58:35 INFO tclean::::casa ########################################## 2026-04-16 13:58:35 INFO deconvolve::::casa ########################################## 2026-04-16 13:58:35 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:58:35 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:58:35 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:58:35 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:58:35 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.50002 2026-04-16 13:58:35 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 13:58:35 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 13:58:35 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:58:35 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:58:35 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:58:35 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:58:35 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 13:58:35 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:58:35 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->0.857749, peakres=1.25002->0.392269, Reached cycleniter. 2026-04-16 13:58:35 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.895042, peakres=1.30437->0.409324, Reached cycleniter. 2026-04-16 13:58:35 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.935725, peakres=1.36365->0.427929, Reached cycleniter. 2026-04-16 13:58:35 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.980284, peakres=1.42859->0.448307, Reached cycleniter. 2026-04-16 13:58:35 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->1.0293, peakres=1.50002->0.470722, Reached cycleniter. 2026-04-16 13:58:35 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:58:35 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:58:35 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:58:35 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:58:35 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:58:35 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 4.6981 Peak Residual (over all planes) : 0.470722 in C4:P0 2026-04-16 13:58:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 50 iterations. 2026-04-16 13:58:36 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.470722, over full image : 0.470722 2026-04-16 13:58:36 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:58:36 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 13:58:36 INFO SIImageStore::restore Beam for chan : 0 : 62.2834 arcsec, 58.5149 arcsec, -88.0574 deg 2026-04-16 13:58:36 INFO SIImageStore::restore Beam for chan : 1 : 64.9742 arcsec, 61.0362 arcsec, -88.0867 deg 2026-04-16 13:58:36 INFO SIImageStore::restore Beam for chan : 2 : 67.9686 arcsec, 63.7905 arcsec, -88.0992 deg 2026-04-16 13:58:36 INFO SIImageStore::restore Beam for chan : 3 : 71.2036 arcsec, 66.8856 arcsec, -88.0973 deg 2026-04-16 13:58:36 INFO SIImageStore::restore Beam for chan : 4 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 13:58:36 INFO SIImageStore::restore Beam for chan : 5 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 13:58:36 INFO SIImageStore::restore Beam for chan : 6 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 13:58:36 INFO SIImageStore::restore Beam for chan : 7 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 13:58:36 INFO SIImageStore::restore Beam for chan : 8 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 13:58:36 INFO SIImageStore::restore Beam for chan : 9 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 13:58:36 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:58:36 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:58:35.269628 End time: 2026-04-16 13:58:35.990478 2026-04-16 13:58:36 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:58:36 INFO deconvolve::::casa ########################################## 2026-04-16 13:58:36 INFO name:: No table opened. 2026-04-16 13:58:36 INFO showcache:: The Table Cache is empty. 2026-04-16 13:58:36 INFO deconvolve::::casa [ checkall ] 2026-04-16 13:58:36 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 13:58:36 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 13:58:36 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 13:58:36 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.5000193119049072 at [50, 50, 0, 4] ( Pass : should be 1.50001776 , Epsilon: 0.05) : velocity, start='11991.7km/s', default width, TOPO /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 13:58:36 INFO tclean::::casa ########################################## 2026-04-16 13:58:36 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:58:36 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start='11977.6km/s', width='', outframe='BARY', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:58:36 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:58:36 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:36 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:58:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:58:37 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in vrad 2026-04-16 13:58:37 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 9.75048e+08 Hz == 6.59429e+07 m/s radio velocity 2026-04-16 13:58:37 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 5.00024e+07 Hz == 1.19923e+07 m/s radio velocity 2026-04-16 13:58:37 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:58:37 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 5.00024e+08 Hz 2026-04-16 13:58:37 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 7.25036e+08 Hz, upper edge = 1.22506e+09 Hz 2026-04-16 13:58:37 INFO SynthesisImagerVi2::defineImage Impars: start 11977.6km/s 2026-04-16 13:58:37 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.20006e+09] at [0] with increment [-5.00024e+07] 2026-04-16 13:58:37 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:58:37 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:37 INFO tclean::::casa CFCache already exists 2026-04-16 13:58:37 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:37 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:58:37 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:37 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:37 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:37 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:37 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:58:39 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:58:39 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00476396 c5:none c6:none c7:none c8:none c9:none 2026-04-16 13:58:39 WARN SIImageStore::getPSFGaussian (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2143) PSF is blank for[C5:P0] [C6:P0] [C7:P0] [C8:P0] [C9:P0] 2026-04-16 13:58:39 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.031245 2026-04-16 13:58:39 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:58:39 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:58:39 INFO SIImageStore::printBeamSet + I Max 4 9.999889e+08 59961 87.2626 arcsec x 68.5636 arcsec pa=-89.3215 deg 2026-04-16 13:58:39 INFO SIImageStore::printBeamSet + I Min 1 1.149987e+09 23986 0.0000 arcsec x 0.0000 arcsec pa= 0.0000 deg 2026-04-16 13:58:39 INFO SIImageStore::printBeamSet + I Median 5 9.499895e+08 71953 87.2626 arcsec x 68.5636 arcsec pa=-89.3215 deg 2026-04-16 13:58:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:58:39 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:39 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:39 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:39 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:58:41 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:58:41 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:58:36.177108 End time: 2026-04-16 13:58:41.065583 2026-04-16 13:58:41 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:58:41 INFO tclean::::casa ########################################## 2026-04-16 13:58:41 INFO deconvolve::::casa ########################################## 2026-04-16 13:58:41 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:58:41 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:58:41 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:58:41 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:58:41 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.50002 2026-04-16 13:58:41 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 13:58:41 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 13:58:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:58:41 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:58:41 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:58:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:58:41 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 13:58:41 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:58:41 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->0.857748, peakres=1.25002->0.392269, Reached cycleniter. 2026-04-16 13:58:41 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.895042, peakres=1.30437->0.409324, Reached cycleniter. 2026-04-16 13:58:41 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.935725, peakres=1.36365->0.427929, Reached cycleniter. 2026-04-16 13:58:41 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.980284, peakres=1.42859->0.448307, Reached cycleniter. 2026-04-16 13:58:41 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->1.0293, peakres=1.50002->0.470722, Reached cycleniter. 2026-04-16 13:58:41 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:58:41 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:58:41 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:58:41 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:58:41 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:58:41 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 4.6981 Peak Residual (over all planes) : 0.470722 in C4:P0 2026-04-16 13:58:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 50 iterations. 2026-04-16 13:58:41 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.470722, over full image : 0.470722 2026-04-16 13:58:41 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:58:41 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 13:58:41 INFO SIImageStore::restore Beam for chan : 0 : 62.2833 arcsec, 58.5149 arcsec, -88.0573 deg 2026-04-16 13:58:41 INFO SIImageStore::restore Beam for chan : 1 : 64.9742 arcsec, 61.0361 arcsec, -88.0868 deg 2026-04-16 13:58:41 INFO SIImageStore::restore Beam for chan : 2 : 67.9686 arcsec, 63.7905 arcsec, -88.0992 deg 2026-04-16 13:58:41 INFO SIImageStore::restore Beam for chan : 3 : 71.2036 arcsec, 66.8856 arcsec, -88.0973 deg 2026-04-16 13:58:42 INFO SIImageStore::restore Beam for chan : 4 : 87.2626 arcsec, 68.5636 arcsec, -89.3215 deg 2026-04-16 13:58:42 INFO SIImageStore::restore Beam for chan : 5 : 87.2626 arcsec, 68.5636 arcsec, -89.3215 deg 2026-04-16 13:58:42 INFO SIImageStore::restore Beam for chan : 6 : 87.2626 arcsec, 68.5636 arcsec, -89.3215 deg 2026-04-16 13:58:42 INFO SIImageStore::restore Beam for chan : 7 : 87.2626 arcsec, 68.5636 arcsec, -89.3215 deg 2026-04-16 13:58:42 INFO SIImageStore::restore Beam for chan : 8 : 87.2626 arcsec, 68.5636 arcsec, -89.3215 deg 2026-04-16 13:58:42 INFO SIImageStore::restore Beam for chan : 9 : 87.2626 arcsec, 68.5636 arcsec, -89.3215 deg 2026-04-16 13:58:42 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:58:42 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:58:41.068877 End time: 2026-04-16 13:58:41.758495 2026-04-16 13:58:42 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:58:42 INFO deconvolve::::casa ########################################## 2026-04-16 13:58:42 INFO name:: No table opened. 2026-04-16 13:58:42 INFO showcache:: The Table Cache is empty. 2026-04-16 13:58:42 INFO deconvolve::::casa [ checkall ] 2026-04-16 13:58:42 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 13:58:42 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 13:58:42 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 13:58:42 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.5000189542770386 at [50, 50, 0, 4] ( Pass : should be 1.50001931 , Epsilon: 0.05) : velocity, start='11977.6km/s', default width, BARY /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 13:58:42 INFO tclean::::casa ########################################## 2026-04-16 13:58:42 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:58:42 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tstCubetest_optvelst19wdlsrk', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=8, start='-41347.8km/s', width='20000km/s', outframe='LSRK', veltype='optical', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:58:42 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:58:42 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:42 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tstCubetest_optvelst19wdlsrk] : 2026-04-16 13:58:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tstCubetest_optvelst19wdlsrk] : 2026-04-16 13:58:42 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' *** Input spectral window exceeds lower end of original window. Adjusting to max. possible value. 2026-04-16 13:58:42 INFO MSTransformRegridder::calcChanFreqs+ Channels equidistant in vopt 2026-04-16 13:58:42 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.14095e+09 Hz == 2.86522e+07 m/s optical velocity 2026-04-16 13:58:42 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 7.1658e+07 Hz == 2.20104e+07 m/s optical velocity 2026-04-16 13:58:42 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 4 2026-04-16 13:58:42 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 2.73514e+08 Hz 2026-04-16 13:58:42 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 1.02036e+09 Hz, upper edge = 1.29388e+09 Hz 2026-04-16 13:58:42 INFO SynthesisImagerVi2::defineImage Impars: start -41347.8km/s 2026-04-16 13:58:42 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 8] Spectral: [1.25324e+09] at [0] with increment [-6.81389e+07] 2026-04-16 13:58:42 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tstCubetest_optvelst19wdlsrk] with ftmachine : gridft 2026-04-16 13:58:42 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.004249 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:42 INFO tclean::::casa CFCache already exists 2026-04-16 13:58:42 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:42 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:58:42 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.004249 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:43 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:43 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:43 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:58:44 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:58:44 INFO SIImageStore::calcSensitivity [tstCubetest_optvelst19wdlsrk] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:none c2:0.00176285 c3:0.00176285 c4:none c5:none c6:none c7:none 2026-04-16 13:58:44 WARN SIImageStore::getPSFGaussian (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2143) PSF is blank for[C1:P0] [C4:P0] [C5:P0] [C6:P0] [C7:P0] 2026-04-16 13:58:44 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021293 2026-04-16 13:58:44 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:58:44 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:58:44 INFO SIImageStore::printBeamSet + I Max 3 1.048827e+09 48248.066 70.1430 arcsec x 65.9451 arcsec pa=-87.7284 deg 2026-04-16 13:58:44 INFO SIImageStore::printBeamSet + I Min 1 1.176784e+09 17559.688 0.0000 arcsec x 0.0000 arcsec pa= 0.0000 deg 2026-04-16 13:58:44 INFO SIImageStore::printBeamSet + I Median 4 9.885302e+08 62709.349 70.1430 arcsec x 65.9451 arcsec pa=-87.7284 deg 2026-04-16 13:58:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:58:45 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.004249 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:45 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:45 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:45 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:58:47 INFO tclean::::casa Searching for images with prefix 'tstCubetest_optvelst19wdlsrk'... Found these, writing history into them: ['tstCubetest_optvelst19wdlsrk.pb', 'tstCubetest_optvelst19wdlsrk.residual', 'tstCubetest_optvelst19wdlsrk.psf', 'tstCubetest_optvelst19wdlsrk.sumwt'] 2026-04-16 13:58:47 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:58:41.968554 End time: 2026-04-16 13:58:46.610692 2026-04-16 13:58:47 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:58:47 INFO tclean::::casa ########################################## 2026-04-16 13:58:47 INFO deconvolve::::casa ########################################## 2026-04-16 13:58:47 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:58:47 INFO deconvolve::::casa deconvolve( imagename='tstCubetest_optvelst19wdlsrk', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:58:47 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:58:47 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tstCubetest_optvelst19wdlsrk] : hogbom 2026-04-16 13:58:47 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.40911 2026-04-16 13:58:47 INFO SynthesisDeconvolver::setupMask [tstCubetest_optvelst19wdlsrk] Initializing new mask to 1.0 for the full image 2026-04-16 13:58:47 INFO SynthesisDeconvolver::setupMask [tstCubetest_optvelst19wdlsrk] Number of pixels in the clean mask : 80000 out of a total of 80000 pixels. [ 100 % ] 2026-04-16 13:58:47 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.40911, over full image : 1.40911 2026-04-16 13:58:47 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:58:47 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tstCubetest_optvelst19wdlsrk] : hogbom 2026-04-16 13:58:47 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.40911, over full image : 1.40911 2026-04-16 13:58:47 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 7] 2026-04-16 13:58:47 INFO SDAlgorithmBase::deconvolve [tstCubetest_optvelst19wdlsrk] Run Hogbom minor-cycle on 8 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:58:47 INFO SDAlgorithmBase::deconvolve [tstCubetest_optvelst19wdlsrk:C0] iters=0->10 [10], model=0->0.845449, peakres=1.23209->0.386644, Reached cycleniter. 2026-04-16 13:58:47 INFO SDAlgorithmBase::deconvolve [tstCubetest_optvelst19wdlsrk:C1] iters=10->10 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:58:47 INFO SDAlgorithmBase::deconvolve [tstCubetest_optvelst19wdlsrk:C2] iters=10->20 [10], model=0->0.901988, peakres=1.31449->0.4125, Reached cycleniter. 2026-04-16 13:58:47 INFO SDAlgorithmBase::deconvolve [tstCubetest_optvelst19wdlsrk:C3] iters=20->30 [10], model=0->0.966914, peakres=1.40911->0.442193, Reached cycleniter. 2026-04-16 13:58:47 INFO SDAlgorithmBase::deconvolve [tstCubetest_optvelst19wdlsrk:C4] iters=30->30 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:58:47 INFO SDAlgorithmBase::deconvolve [tstCubetest_optvelst19wdlsrk:C5] iters=30->30 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:58:47 INFO SDAlgorithmBase::deconvolve [tstCubetest_optvelst19wdlsrk:C6] iters=30->30 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:58:47 INFO SDAlgorithmBase::deconvolve [tstCubetest_optvelst19wdlsrk:C7] iters=30->30 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:58:47 INFO SDAlgorithmBase::deconvolve [tstCubetest_optvelst19wdlsrk] Total model flux (over all planes) : 2.71435 Peak Residual (over all planes) : 0.442193 in C3:P0 2026-04-16 13:58:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 30 iterations. 2026-04-16 13:58:47 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.442193, over full image : 0.442193 2026-04-16 13:58:47 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:58:47 INFO SDAlgorithmBase::restore [tstCubetest_optvelst19wdlsrk] : Restoring model image. 2026-04-16 13:58:47 INFO SIImageStore::restore Beam for chan : 0 : 61.427 arcsec, 57.6229 arcsec, -87.7858 deg 2026-04-16 13:58:47 INFO SIImageStore::restore Beam for chan : 1 : 70.143 arcsec, 65.9451 arcsec, -87.7284 deg 2026-04-16 13:58:47 INFO SIImageStore::restore Beam for chan : 2 : 65.5533 arcsec, 61.4978 arcsec, -88.1155 deg 2026-04-16 13:58:47 INFO SIImageStore::restore Beam for chan : 3 : 70.143 arcsec, 65.9451 arcsec, -87.7284 deg 2026-04-16 13:58:47 INFO SIImageStore::restore Beam for chan : 4 : 70.143 arcsec, 65.9451 arcsec, -87.7284 deg 2026-04-16 13:58:47 INFO SIImageStore::restore Beam for chan : 5 : 70.143 arcsec, 65.9451 arcsec, -87.7284 deg 2026-04-16 13:58:47 INFO SIImageStore::restore Beam for chan : 6 : 70.143 arcsec, 65.9451 arcsec, -87.7284 deg 2026-04-16 13:58:47 INFO SIImageStore::restore Beam for chan : 7 : 70.143 arcsec, 65.9451 arcsec, -87.7284 deg 2026-04-16 13:58:47 INFO deconvolve::::casa Searching for images with prefix 'tstCubetest_optvelst19wdlsrk'... Found these, writing history into them: ['tstCubetest_optvelst19wdlsrk.mask', 'tstCubetest_optvelst19wdlsrk.pb', 'tstCubetest_optvelst19wdlsrk.residual', 'tstCubetest_optvelst19wdlsrk.psf', 'tstCubetest_optvelst19wdlsrk.model', 'tstCubetest_optvelst19wdlsrk.image', 'tstCubetest_optvelst19wdlsrk.sumwt'] 2026-04-16 13:58:47 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:58:46.613988 End time: 2026-04-16 13:58:47.138281 2026-04-16 13:58:47 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:58:47 INFO deconvolve::::casa ########################################## : velocity, start='-41347.5km/s', default width , veltype=optical LSRK /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 13:58:47 INFO tclean::::casa ########################################## 2026-04-16 13:58:47 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:58:47 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start={'unit': 'GHz', 'value': 1.2}, width='', outframe='', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:58:47 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:58:47 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:47 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:58:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:58:48 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 13:58:48 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.425e+09 Hz 2026-04-16 13:58:48 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 4.99994e+07 Hz 2026-04-16 13:58:48 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:58:48 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 4.99994e+08 Hz 2026-04-16 13:58:48 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 1.175e+09 Hz, upper edge = 1.67499e+09 Hz 2026-04-16 13:58:48 INFO SynthesisImagerVi2::defineImage Impars: start 1.2GHz 2026-04-16 13:58:48 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.2e+09] at [0] with increment [4.99994e+07] 2026-04-16 13:58:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:58:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:48 INFO tclean::::casa CFCache already exists 2026-04-16 13:58:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:48 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:58:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:48 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:48 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:48 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:58:50 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:58:50 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 2026-04-16 13:58:50 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.046639 2026-04-16 13:58:50 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:58:50 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:58:50 INFO SIImageStore::printBeamSet + I Max 0 1.20e+09 11992 62.2828 arcsec x 58.5143 arcsec pa=-88.0578 deg 2026-04-16 13:58:50 INFO SIImageStore::printBeamSet + I Min 9 1.65e+09 -95932 45.3107 arcsec x 42.5208 arcsec pa=-88.1146 deg 2026-04-16 13:58:50 INFO SIImageStore::printBeamSet + I Median 4 1.40e+09 -35975 53.4531 arcsec x 50.1101 arcsec pa=-88.1167 deg 2026-04-16 13:58:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:58:51 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:51 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:51 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:51 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:58:53 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:58:53 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:58:47.269675 End time: 2026-04-16 13:58:53.151759 2026-04-16 13:58:53 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:58:53 INFO tclean::::casa ########################################## 2026-04-16 13:58:53 INFO deconvolve::::casa ########################################## 2026-04-16 13:58:53 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:58:53 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:58:53 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:58:53 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:58:53 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.25 2026-04-16 13:58:53 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 13:58:53 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 13:58:53 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.25, over full image : 1.25 2026-04-16 13:58:53 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:58:53 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:58:53 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.25, over full image : 1.25 2026-04-16 13:58:53 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 13:58:53 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:58:53 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->0.857739, peakres=1.25->0.392264, Reached cycleniter. 2026-04-16 13:58:53 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.82343, peakres=1.2->0.376574, Reached cycleniter. 2026-04-16 13:58:53 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.79176, peakres=1.15385->0.36209, Reached cycleniter. 2026-04-16 13:58:53 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.762436, peakres=1.11112->0.34868, Reached cycleniter. 2026-04-16 13:58:53 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.735206, peakres=1.07143->0.336227, Reached cycleniter. 2026-04-16 13:58:53 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.709854, peakres=1.03449->0.324633, Reached cycleniter. 2026-04-16 13:58:53 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->70 [10], model=0->0.686193, peakres=1->0.313812, Reached cycleniter. 2026-04-16 13:58:53 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=70->80 [10], model=0->0.664058, peakres=0.967747->0.303689, Reached cycleniter. 2026-04-16 13:58:53 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=80->90 [10], model=0->0.643306, peakres=0.937505->0.294199, Reached cycleniter. 2026-04-16 13:58:53 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=90->100 [10], model=0->0.623812, peakres=0.909096->0.285284, Reached cycleniter. 2026-04-16 13:58:53 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 7.29779 Peak Residual (over all planes) : 0.392264 in C0:P0 2026-04-16 13:58:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 100 iterations. 2026-04-16 13:58:53 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.392264, over full image : 0.392264 2026-04-16 13:58:53 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:58:53 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 13:58:54 INFO SIImageStore::restore Beam for chan : 0 : 62.2828 arcsec, 58.5143 arcsec, -88.0578 deg 2026-04-16 13:58:54 INFO SIImageStore::restore Beam for chan : 1 : 59.8173 arcsec, 56.1054 arcsec, -88.0996 deg 2026-04-16 13:58:54 INFO SIImageStore::restore Beam for chan : 2 : 57.4616 arcsec, 54.0356 arcsec, -88.0911 deg 2026-04-16 13:58:54 INFO SIImageStore::restore Beam for chan : 3 : 55.3501 arcsec, 52.0023 arcsec, -88.0557 deg 2026-04-16 13:58:54 INFO SIImageStore::restore Beam for chan : 4 : 53.4531 arcsec, 50.1101 arcsec, -88.1167 deg 2026-04-16 13:58:54 INFO SIImageStore::restore Beam for chan : 5 : 51.5434 arcsec, 48.4385 arcsec, -87.975 deg 2026-04-16 13:58:54 INFO SIImageStore::restore Beam for chan : 6 : 49.8285 arcsec, 46.7894 arcsec, -88.0939 deg 2026-04-16 13:58:54 INFO SIImageStore::restore Beam for chan : 7 : 48.242 arcsec, 45.2715 arcsec, -87.8436 deg 2026-04-16 13:58:54 INFO SIImageStore::restore Beam for chan : 8 : 46.6768 arcsec, 43.8961 arcsec, -88.0585 deg 2026-04-16 13:58:54 INFO SIImageStore::restore Beam for chan : 9 : 45.3107 arcsec, 42.5208 arcsec, -88.1146 deg 2026-04-16 13:58:54 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:58:54 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:58:53.156354 End time: 2026-04-16 13:58:53.889374 2026-04-16 13:58:54 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:58:54 INFO deconvolve::::casa ########################################## 2026-04-16 13:58:54 INFO name:: No table opened. 2026-04-16 13:58:54 INFO showcache:: The Table Cache is empty. 2026-04-16 13:58:54 INFO deconvolve::::casa [ checkall ] 2026-04-16 13:58:54 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 13:58:54 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 13:58:54 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 13:58:54 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.2500035762786865 at [50, 50, 0, 0] ( Pass : should be 1.25000215 , Epsilon: 0.05) : frequency, start(quanity)={'unit': 'GHz', 'value': 1.2}, default width, veltype=radio LSRK /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 13:58:54 INFO tclean::::casa ########################################## 2026-04-16 13:58:54 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:58:54 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start={'m0': {'unit': 'Hz', 'value': 1199989000.0}, 'refer': 'LSRK', 'type': 'frequency'}, width='', outframe='', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:58:54 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:58:54 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:54 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:54 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:58:54 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:58:55 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 13:58:55 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.42499e+09 Hz 2026-04-16 13:58:55 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 4.99994e+07 Hz 2026-04-16 13:58:55 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:58:55 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 4.99994e+08 Hz 2026-04-16 13:58:55 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 1.17499e+09 Hz, upper edge = 1.67498e+09 Hz 2026-04-16 13:58:55 INFO SynthesisImagerVi2::defineImage Impars: start 1.19999e+09Hz 2026-04-16 13:58:55 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.19999e+09] at [0] with increment [4.99994e+07] 2026-04-16 13:58:55 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:58:55 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:55 INFO tclean::::casa CFCache already exists 2026-04-16 13:58:55 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:55 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:58:55 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:55 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:55 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:55 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:55 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:58:57 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:58:57 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 2026-04-16 13:58:57 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.044466 2026-04-16 13:58:57 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:58:57 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:58:57 INFO SIImageStore::printBeamSet + I Max 0 1.20e+09 11994 62.2832 arcsec x 58.5147 arcsec pa=-88.0574 deg 2026-04-16 13:58:57 INFO SIImageStore::printBeamSet + I Min 9 1.65e+09 -95930 45.3109 arcsec x 42.5211 arcsec pa=-88.1145 deg 2026-04-16 13:58:57 INFO SIImageStore::printBeamSet + I Median 4 1.40e+09 -35972 53.4534 arcsec x 50.1104 arcsec pa=-88.1168 deg 2026-04-16 13:58:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:58:57 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:58:57 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:58:57 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:58:58 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:58:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:00 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:00 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:58:54.107290 End time: 2026-04-16 13:58:59.816907 2026-04-16 13:59:00 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:59:00 INFO tclean::::casa ########################################## 2026-04-16 13:59:00 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:00 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:59:00 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:59:00 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:59:00 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:00 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.25001 2026-04-16 13:59:00 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 13:59:00 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 13:59:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.25001, over full image : 1.25001 2026-04-16 13:59:00 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:59:00 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.25001, over full image : 1.25001 2026-04-16 13:59:00 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 13:59:00 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:59:00 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->0.857746, peakres=1.25001->0.392267, Reached cycleniter. 2026-04-16 13:59:00 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.823436, peakres=1.20001->0.376577, Reached cycleniter. 2026-04-16 13:59:00 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.791766, peakres=1.15386->0.362093, Reached cycleniter. 2026-04-16 13:59:00 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.762441, peakres=1.11112->0.348682, Reached cycleniter. 2026-04-16 13:59:00 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.735211, peakres=1.07144->0.336229, Reached cycleniter. 2026-04-16 13:59:00 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.709859, peakres=1.03449->0.324635, Reached cycleniter. 2026-04-16 13:59:00 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->70 [10], model=0->0.686197, peakres=1.00001->0.313814, Reached cycleniter. 2026-04-16 13:59:00 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=70->80 [10], model=0->0.664062, peakres=0.967753->0.303691, Reached cycleniter. 2026-04-16 13:59:00 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=80->90 [10], model=0->0.64331, peakres=0.937511->0.294201, Reached cycleniter. 2026-04-16 13:59:00 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=90->100 [10], model=0->0.623816, peakres=0.909101->0.285286, Reached cycleniter. 2026-04-16 13:59:00 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 7.29784 Peak Residual (over all planes) : 0.392267 in C0:P0 2026-04-16 13:59:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 100 iterations. 2026-04-16 13:59:00 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.392267, over full image : 0.392267 2026-04-16 13:59:00 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:59:00 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 13:59:00 INFO SIImageStore::restore Beam for chan : 0 : 62.2832 arcsec, 58.5147 arcsec, -88.0574 deg 2026-04-16 13:59:00 INFO SIImageStore::restore Beam for chan : 1 : 59.8178 arcsec, 56.1058 arcsec, -88.0997 deg 2026-04-16 13:59:00 INFO SIImageStore::restore Beam for chan : 2 : 57.4621 arcsec, 54.036 arcsec, -88.0908 deg 2026-04-16 13:59:00 INFO SIImageStore::restore Beam for chan : 3 : 55.3505 arcsec, 52.0027 arcsec, -88.056 deg 2026-04-16 13:59:00 INFO SIImageStore::restore Beam for chan : 4 : 53.4534 arcsec, 50.1104 arcsec, -88.1168 deg 2026-04-16 13:59:00 INFO SIImageStore::restore Beam for chan : 5 : 51.5437 arcsec, 48.4388 arcsec, -87.9751 deg 2026-04-16 13:59:00 INFO SIImageStore::restore Beam for chan : 6 : 49.8288 arcsec, 46.7897 arcsec, -88.0939 deg 2026-04-16 13:59:00 INFO SIImageStore::restore Beam for chan : 7 : 48.2423 arcsec, 45.2718 arcsec, -87.8435 deg 2026-04-16 13:59:00 INFO SIImageStore::restore Beam for chan : 8 : 46.6771 arcsec, 43.8963 arcsec, -88.0583 deg 2026-04-16 13:59:00 INFO SIImageStore::restore Beam for chan : 9 : 45.3109 arcsec, 42.5211 arcsec, -88.1145 deg 2026-04-16 13:59:00 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:01 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:58:59.819792 End time: 2026-04-16 13:59:00.522721 2026-04-16 13:59:01 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:59:01 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:01 INFO name:: No table opened. 2026-04-16 13:59:01 INFO showcache:: The Table Cache is empty. 2026-04-16 13:59:01 INFO deconvolve::::casa [ checkall ] 2026-04-16 13:59:01 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 13:59:01 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 13:59:01 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 13:59:01 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.2500133514404297 at [50, 50, 0, 0] ( Pass : should be 1.25001216 , Epsilon: 0.05) : frequency, start={'m0': {'unit': 'Hz', 'value': 1199989000.0}, 'refer': 'LSRK', 'type': 'frequency'}, default width, veltype=radio LSRK /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 13:59:01 INFO tclean::::casa ########################################## 2026-04-16 13:59:01 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:59:01 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start={'unit': 'km/s', 'value': 11991.7}, width='', outframe='TOPO', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:59:01 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:59:01 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:01 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:01 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' *** Requested center of SPW (9.75e+08 Hz) is smaller than minimum possible value by 7.00485 Hz 2026-04-16 13:59:01 INFO MSTransformRegridder::calcChanFreqs+ *** Reset to minimum possible value 9.75e+08 Hz Channels equidistant in vrad 2026-04-16 13:59:01 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 9.75e+08 Hz == 6.59543e+07 m/s radio velocity 2026-04-16 13:59:01 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 5e+07 Hz == 1.19917e+07 m/s radio velocity 2026-04-16 13:59:01 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:59:01 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 5e+08 Hz 2026-04-16 13:59:01 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 7.25e+08 Hz, upper edge = 1.225e+09 Hz 2026-04-16 13:59:01 INFO SynthesisImagerVi2::defineImage Impars: start 11991.7km/s 2026-04-16 13:59:01 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.2e+09] at [0] with increment [-5e+07] 2026-04-16 13:59:01 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:59:01 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:01 INFO tclean::::casa CFCache already exists 2026-04-16 13:59:01 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:01 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:01 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:01 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:01 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:02 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:02 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:03 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:59:03 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.0425628 c5:none c6:none c7:none c8:none c9:none 2026-04-16 13:59:03 WARN SIImageStore::getPSFGaussian (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2143) PSF is blank for[C5:P0] [C6:P0] [C7:P0] [C8:P0] [C9:P0] 2026-04-16 13:59:03 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.031605 2026-04-16 13:59:03 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:59:03 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:59:03 INFO SIImageStore::printBeamSet + I Max 4 9.999888e+08 59961 92.9326 arcsec x 65.3663 arcsec pa=-83.5856 deg 2026-04-16 13:59:03 INFO SIImageStore::printBeamSet + I Min 1 1.149987e+09 23986 0.0000 arcsec x 0.0000 arcsec pa= 0.0000 deg 2026-04-16 13:59:03 INFO SIImageStore::printBeamSet + I Median 5 9.499893e+08 71953 92.9326 arcsec x 65.3663 arcsec pa=-83.5856 deg 2026-04-16 13:59:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:03 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:04 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:04 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:04 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:06 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:06 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:59:00.685064 End time: 2026-04-16 13:59:05.606242 2026-04-16 13:59:06 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:59:06 INFO tclean::::casa ########################################## 2026-04-16 13:59:06 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:06 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:59:06 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:59:06 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:59:06 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:06 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.50002 2026-04-16 13:59:06 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 13:59:06 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 13:59:06 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:59:06 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:59:06 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:06 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:59:06 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 13:59:06 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:59:06 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->0.857749, peakres=1.25002->0.392269, Reached cycleniter. 2026-04-16 13:59:06 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.895042, peakres=1.30437->0.409324, Reached cycleniter. 2026-04-16 13:59:06 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.935725, peakres=1.36365->0.427929, Reached cycleniter. 2026-04-16 13:59:06 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.980284, peakres=1.42859->0.448307, Reached cycleniter. 2026-04-16 13:59:06 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->1.0293, peakres=1.50002->0.470722, Reached cycleniter. 2026-04-16 13:59:06 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:06 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:06 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:06 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:06 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:06 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 4.6981 Peak Residual (over all planes) : 0.470722 in C4:P0 2026-04-16 13:59:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 50 iterations. 2026-04-16 13:59:06 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.470722, over full image : 0.470722 2026-04-16 13:59:06 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:59:06 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 13:59:06 INFO SIImageStore::restore Beam for chan : 0 : 62.2834 arcsec, 58.5149 arcsec, -88.0574 deg 2026-04-16 13:59:06 INFO SIImageStore::restore Beam for chan : 1 : 64.9742 arcsec, 61.0362 arcsec, -88.0867 deg 2026-04-16 13:59:06 INFO SIImageStore::restore Beam for chan : 2 : 67.9686 arcsec, 63.7905 arcsec, -88.0992 deg 2026-04-16 13:59:06 INFO SIImageStore::restore Beam for chan : 3 : 71.2036 arcsec, 66.8856 arcsec, -88.0973 deg 2026-04-16 13:59:06 INFO SIImageStore::restore Beam for chan : 4 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 13:59:06 INFO SIImageStore::restore Beam for chan : 5 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 13:59:06 INFO SIImageStore::restore Beam for chan : 6 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 13:59:06 INFO SIImageStore::restore Beam for chan : 7 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 13:59:06 INFO SIImageStore::restore Beam for chan : 8 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 13:59:06 INFO SIImageStore::restore Beam for chan : 9 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 13:59:06 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:06 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:59:05.609286 End time: 2026-04-16 13:59:06.315973 2026-04-16 13:59:06 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:59:06 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:06 INFO name:: No table opened. 2026-04-16 13:59:06 INFO showcache:: The Table Cache is empty. 2026-04-16 13:59:06 INFO deconvolve::::casa [ checkall ] 2026-04-16 13:59:06 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 13:59:06 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 13:59:06 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 13:59:06 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.5000193119049072 at [50, 50, 0, 4] ( Pass : should be 1.50001776 , Epsilon: 0.05) : velocity(quantity), start={'unit': 'km/s', 'value': 11991.7}, default width, TOPO /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 13:59:07 INFO tclean::::casa ########################################## 2026-04-16 13:59:07 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:59:07 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start={'m0': {'unit': 'm/s', 'value': 11977600.0}, 'refer': 'BARY', 'type': 'radialvelocity'}, width='', outframe='TOPO', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:59:07 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:59:07 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:07 INFO SynthesisImagerVi2::selectData NRows selected : 168480 The frame in start:BARY Override frame=TOPO 2026-04-16 13:59:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:07 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in vrad 2026-04-16 13:59:07 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 9.75048e+08 Hz == 6.59429e+07 m/s radio velocity 2026-04-16 13:59:07 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 5.00024e+07 Hz == 1.19923e+07 m/s radio velocity 2026-04-16 13:59:07 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:59:07 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 5.00024e+08 Hz 2026-04-16 13:59:07 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 7.25036e+08 Hz, upper edge = 1.22506e+09 Hz 2026-04-16 13:59:07 INFO SynthesisImagerVi2::defineImage Impars: start 1.19776e+07m/s 2026-04-16 13:59:07 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.20006e+09] at [0] with increment [-5.00024e+07] 2026-04-16 13:59:07 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:59:07 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:07 INFO tclean::::casa CFCache already exists 2026-04-16 13:59:07 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:07 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:07 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. The frame in start:BARY Override frame=TOPO 2026-04-16 13:59:07 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:07 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:07 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:07 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:09 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:59:09 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00476396 c5:none c6:none c7:none c8:none c9:none 2026-04-16 13:59:09 WARN SIImageStore::getPSFGaussian (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2143) PSF is blank for[C5:P0] [C6:P0] [C7:P0] [C8:P0] [C9:P0] 2026-04-16 13:59:09 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.030846 2026-04-16 13:59:09 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:59:09 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:59:09 INFO SIImageStore::printBeamSet + I Max 4 9.999889e+08 59961 87.2626 arcsec x 68.5636 arcsec pa=-89.3215 deg 2026-04-16 13:59:09 INFO SIImageStore::printBeamSet + I Min 1 1.149987e+09 23986 0.0000 arcsec x 0.0000 arcsec pa= 0.0000 deg 2026-04-16 13:59:09 INFO SIImageStore::printBeamSet + I Median 5 9.499895e+08 71953 87.2626 arcsec x 68.5636 arcsec pa=-89.3215 deg 2026-04-16 13:59:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:09 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. The frame in start:BARY Override frame=TOPO 2026-04-16 13:59:09 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:09 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:10 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:11 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:12 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:59:06.533269 End time: 2026-04-16 13:59:11.506513 2026-04-16 13:59:12 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:59:12 INFO tclean::::casa ########################################## 2026-04-16 13:59:12 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:12 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:59:12 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:59:12 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:59:12 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:12 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.50002 2026-04-16 13:59:12 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 13:59:12 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 13:59:12 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:59:12 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:59:12 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:12 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:59:12 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 13:59:12 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:59:12 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->0.857748, peakres=1.25002->0.392269, Reached cycleniter. 2026-04-16 13:59:12 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.895042, peakres=1.30437->0.409324, Reached cycleniter. 2026-04-16 13:59:12 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.935725, peakres=1.36365->0.427929, Reached cycleniter. 2026-04-16 13:59:12 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.980284, peakres=1.42859->0.448307, Reached cycleniter. 2026-04-16 13:59:12 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->1.0293, peakres=1.50002->0.470722, Reached cycleniter. 2026-04-16 13:59:12 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:12 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:12 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:12 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:12 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:12 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 4.6981 Peak Residual (over all planes) : 0.470722 in C4:P0 2026-04-16 13:59:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 50 iterations. 2026-04-16 13:59:12 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.470722, over full image : 0.470722 2026-04-16 13:59:12 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:59:12 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 13:59:12 INFO SIImageStore::restore Beam for chan : 0 : 62.2833 arcsec, 58.5149 arcsec, -88.0573 deg 2026-04-16 13:59:12 INFO SIImageStore::restore Beam for chan : 1 : 64.9742 arcsec, 61.0361 arcsec, -88.0868 deg 2026-04-16 13:59:12 INFO SIImageStore::restore Beam for chan : 2 : 67.9686 arcsec, 63.7905 arcsec, -88.0992 deg 2026-04-16 13:59:12 INFO SIImageStore::restore Beam for chan : 3 : 71.2036 arcsec, 66.8856 arcsec, -88.0973 deg 2026-04-16 13:59:12 INFO SIImageStore::restore Beam for chan : 4 : 87.2626 arcsec, 68.5636 arcsec, -89.3215 deg 2026-04-16 13:59:12 INFO SIImageStore::restore Beam for chan : 5 : 87.2626 arcsec, 68.5636 arcsec, -89.3215 deg 2026-04-16 13:59:12 INFO SIImageStore::restore Beam for chan : 6 : 87.2626 arcsec, 68.5636 arcsec, -89.3215 deg 2026-04-16 13:59:12 INFO SIImageStore::restore Beam for chan : 7 : 87.2626 arcsec, 68.5636 arcsec, -89.3215 deg 2026-04-16 13:59:12 INFO SIImageStore::restore Beam for chan : 8 : 87.2626 arcsec, 68.5636 arcsec, -89.3215 deg 2026-04-16 13:59:12 INFO SIImageStore::restore Beam for chan : 9 : 87.2626 arcsec, 68.5636 arcsec, -89.3215 deg 2026-04-16 13:59:12 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:12 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:59:11.509789 End time: 2026-04-16 13:59:12.136961 2026-04-16 13:59:12 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:59:12 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:12 INFO name:: No table opened. 2026-04-16 13:59:12 INFO showcache:: The Table Cache is empty. 2026-04-16 13:59:12 INFO deconvolve::::casa [ checkall ] 2026-04-16 13:59:12 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 13:59:12 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 13:59:12 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 13:59:12 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.5000189542770386 at [50, 50, 0, 4] ( Pass : should be 1.50001931 , Epsilon: 0.05) : velocity(measure), start={'m0': {'unit': 'm/s', 'value': 11977600.0}, 'refer': 'BARY', 'type': 'radialvelocity'}, default width(outframe=TOPO will be overridden) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 13:59:12 INFO tclean::::casa ########################################## 2026-04-16 13:59:12 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:59:12 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start='', width={'unit': 'km/s', 'value': 11991.7}, outframe='TOPO', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:59:12 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:59:12 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:12 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:13 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in vrad 2026-04-16 13:59:13 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.225e+09 Hz == 5.99584e+06 m/s radio velocity 2026-04-16 13:59:13 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 5e+07 Hz == 1.19917e+07 m/s radio velocity 2026-04-16 13:59:13 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:59:13 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 5e+08 Hz 2026-04-16 13:59:13 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 9.75e+08 Hz, upper edge = 1.475e+09 Hz 2026-04-16 13:59:13 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 13:59:13 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.45e+09] at [0] with increment [-5e+07] 2026-04-16 13:59:13 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:59:13 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:13 INFO tclean::::casa CFCache already exists 2026-04-16 13:59:13 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:13 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:13 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:13 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:13 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:13 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:13 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:15 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:59:15 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.0300965 2026-04-16 13:59:15 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.04668 2026-04-16 13:59:15 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:59:15 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:59:15 INFO SIImageStore::printBeamSet + I Max 9 9.999888e+08 59961 92.7730 arcsec x 65.3687 arcsec pa=-83.6782 deg 2026-04-16 13:59:15 INFO SIImageStore::printBeamSet + I Min 1 1.399984e+09 -35971 0.0000 arcsec x 0.0000 arcsec pa= 0.0000 deg 2026-04-16 13:59:15 INFO SIImageStore::printBeamSet + I Median 5 1.199987e+09 11995 62.2834 arcsec x 58.5149 arcsec pa=-88.0574 deg 2026-04-16 13:59:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:15 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:16 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:16 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:16 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:18 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:18 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:59:12.356023 End time: 2026-04-16 13:59:17.720262 2026-04-16 13:59:18 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:59:18 INFO tclean::::casa ########################################## 2026-04-16 13:59:18 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:18 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:59:18 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:59:18 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:59:18 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:18 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.50002 2026-04-16 13:59:18 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 13:59:18 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 13:59:18 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:59:18 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:59:18 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:18 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:59:18 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 13:59:18 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:59:18 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->0.709861, peakres=1.0345->0.324636, Reached cycleniter. 2026-04-16 13:59:18 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.735213, peakres=1.07144->0.33623, Reached cycleniter. 2026-04-16 13:59:18 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.762443, peakres=1.11113->0.348683, Reached cycleniter. 2026-04-16 13:59:18 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.791768, peakres=1.15386->0.362094, Reached cycleniter. 2026-04-16 13:59:18 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.823438, peakres=1.20002->0.376578, Reached cycleniter. 2026-04-16 13:59:18 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.857748, peakres=1.25002->0.392269, Reached cycleniter. 2026-04-16 13:59:18 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->70 [10], model=0->0.895042, peakres=1.30437->0.409324, Reached cycleniter. 2026-04-16 13:59:18 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=70->80 [10], model=0->0.935725, peakres=1.36365->0.427929, Reached cycleniter. 2026-04-16 13:59:18 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=80->90 [10], model=0->0.980284, peakres=1.42859->0.448307, Reached cycleniter. 2026-04-16 13:59:18 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=90->100 [10], model=0->1.0293, peakres=1.50002->0.470722, Reached cycleniter. 2026-04-16 13:59:18 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 8.52082 Peak Residual (over all planes) : 0.470722 in C9:P0 2026-04-16 13:59:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 100 iterations. 2026-04-16 13:59:18 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.470722, over full image : 0.470722 2026-04-16 13:59:18 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:59:18 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 13:59:18 INFO SIImageStore::restore Beam for chan : 0 : 51.5438 arcsec, 48.4389 arcsec, -87.9751 deg 2026-04-16 13:59:18 INFO SIImageStore::restore Beam for chan : 1 : 53.4535 arcsec, 50.1105 arcsec, -88.1166 deg 2026-04-16 13:59:18 INFO SIImageStore::restore Beam for chan : 2 : 55.3506 arcsec, 52.0028 arcsec, -88.0559 deg 2026-04-16 13:59:18 INFO SIImageStore::restore Beam for chan : 3 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 13:59:18 INFO SIImageStore::restore Beam for chan : 4 : 59.8179 arcsec, 56.106 arcsec, -88.0997 deg 2026-04-16 13:59:18 INFO SIImageStore::restore Beam for chan : 5 : 62.2834 arcsec, 58.5149 arcsec, -88.0574 deg 2026-04-16 13:59:18 INFO SIImageStore::restore Beam for chan : 6 : 64.9742 arcsec, 61.0362 arcsec, -88.0867 deg 2026-04-16 13:59:18 INFO SIImageStore::restore Beam for chan : 7 : 67.9686 arcsec, 63.7905 arcsec, -88.0992 deg 2026-04-16 13:59:18 INFO SIImageStore::restore Beam for chan : 8 : 71.2036 arcsec, 66.8856 arcsec, -88.0973 deg 2026-04-16 13:59:18 INFO SIImageStore::restore Beam for chan : 9 : 92.773 arcsec, 65.3687 arcsec, -83.6782 deg 2026-04-16 13:59:18 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:18 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:59:17.723305 End time: 2026-04-16 13:59:18.330709 2026-04-16 13:59:18 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:59:18 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:18 INFO name:: No table opened. 2026-04-16 13:59:18 INFO showcache:: The Table Cache is empty. 2026-04-16 13:59:18 INFO deconvolve::::casa [ checkall ] 2026-04-16 13:59:18 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 13:59:18 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 13:59:18 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 13:59:18 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.5000190734863281 at [50, 50, 0, 9] ( Pass : should be 1.50001764 , Epsilon: 0.05) : velocity, default start, width(quantity)={'unit': 'km/s', 'value': 11991.7} /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 13:59:19 INFO tclean::::casa ########################################## 2026-04-16 13:59:19 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:59:19 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start='', width={'m0': {'unit': 'm/s', 'value': 11991700.0}, 'refer': 'TOPO', 'type': 'radialvelocity'}, outframe='TOPO', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:59:19 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:59:19 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:19 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:19 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:19 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:19 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in vrad 2026-04-16 13:59:19 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.225e+09 Hz == 5.99584e+06 m/s radio velocity 2026-04-16 13:59:19 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 5e+07 Hz == 1.19917e+07 m/s radio velocity 2026-04-16 13:59:19 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:59:19 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 5e+08 Hz 2026-04-16 13:59:19 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 9.75e+08 Hz, upper edge = 1.475e+09 Hz 2026-04-16 13:59:19 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 13:59:19 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.45e+09] at [0] with increment [-5e+07] 2026-04-16 13:59:19 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:59:19 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:19 INFO tclean::::casa CFCache already exists 2026-04-16 13:59:19 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:19 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:19 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:19 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:19 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:19 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:19 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:21 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:59:21 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.0300965 2026-04-16 13:59:21 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.046985 2026-04-16 13:59:21 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:59:21 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:59:21 INFO SIImageStore::printBeamSet + I Max 9 9.999888e+08 59961 92.7730 arcsec x 65.3687 arcsec pa=-83.6782 deg 2026-04-16 13:59:21 INFO SIImageStore::printBeamSet + I Min 1 1.399984e+09 -35971 0.0000 arcsec x 0.0000 arcsec pa= 0.0000 deg 2026-04-16 13:59:21 INFO SIImageStore::printBeamSet + I Median 5 1.199987e+09 11995 62.2834 arcsec x 58.5149 arcsec pa=-88.0574 deg 2026-04-16 13:59:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:22 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:22 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:22 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:22 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:24 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:24 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:59:18.538547 End time: 2026-04-16 13:59:24.065515 2026-04-16 13:59:24 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:59:24 INFO tclean::::casa ########################################## 2026-04-16 13:59:24 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:24 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:59:24 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:59:24 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:59:24 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:24 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.50002 2026-04-16 13:59:24 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 13:59:24 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 13:59:24 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:59:24 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:59:24 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:24 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:59:24 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 13:59:24 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:59:24 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->0.709861, peakres=1.0345->0.324636, Reached cycleniter. 2026-04-16 13:59:24 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.735213, peakres=1.07144->0.33623, Reached cycleniter. 2026-04-16 13:59:24 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.762443, peakres=1.11113->0.348683, Reached cycleniter. 2026-04-16 13:59:24 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.791768, peakres=1.15386->0.362094, Reached cycleniter. 2026-04-16 13:59:24 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.823438, peakres=1.20002->0.376578, Reached cycleniter. 2026-04-16 13:59:24 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.857748, peakres=1.25002->0.392269, Reached cycleniter. 2026-04-16 13:59:24 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->70 [10], model=0->0.895042, peakres=1.30437->0.409324, Reached cycleniter. 2026-04-16 13:59:24 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=70->80 [10], model=0->0.935725, peakres=1.36365->0.427929, Reached cycleniter. 2026-04-16 13:59:24 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=80->90 [10], model=0->0.980284, peakres=1.42859->0.448307, Reached cycleniter. 2026-04-16 13:59:24 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=90->100 [10], model=0->1.0293, peakres=1.50002->0.470722, Reached cycleniter. 2026-04-16 13:59:24 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 8.52082 Peak Residual (over all planes) : 0.470722 in C9:P0 2026-04-16 13:59:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 100 iterations. 2026-04-16 13:59:24 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.470722, over full image : 0.470722 2026-04-16 13:59:24 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:59:24 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 13:59:24 INFO SIImageStore::restore Beam for chan : 0 : 51.5438 arcsec, 48.4389 arcsec, -87.9751 deg 2026-04-16 13:59:24 INFO SIImageStore::restore Beam for chan : 1 : 53.4535 arcsec, 50.1105 arcsec, -88.1166 deg 2026-04-16 13:59:24 INFO SIImageStore::restore Beam for chan : 2 : 55.3506 arcsec, 52.0028 arcsec, -88.0559 deg 2026-04-16 13:59:24 INFO SIImageStore::restore Beam for chan : 3 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 13:59:24 INFO SIImageStore::restore Beam for chan : 4 : 59.8179 arcsec, 56.106 arcsec, -88.0997 deg 2026-04-16 13:59:24 INFO SIImageStore::restore Beam for chan : 5 : 62.2834 arcsec, 58.5149 arcsec, -88.0574 deg 2026-04-16 13:59:25 INFO SIImageStore::restore Beam for chan : 6 : 64.9742 arcsec, 61.0362 arcsec, -88.0867 deg 2026-04-16 13:59:25 INFO SIImageStore::restore Beam for chan : 7 : 67.9686 arcsec, 63.7905 arcsec, -88.0992 deg 2026-04-16 13:59:25 INFO SIImageStore::restore Beam for chan : 8 : 71.2036 arcsec, 66.8856 arcsec, -88.0973 deg 2026-04-16 13:59:25 INFO SIImageStore::restore Beam for chan : 9 : 92.773 arcsec, 65.3687 arcsec, -83.6782 deg 2026-04-16 13:59:25 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:25 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:59:24.068611 End time: 2026-04-16 13:59:24.750613 2026-04-16 13:59:25 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:59:25 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:25 INFO name:: No table opened. 2026-04-16 13:59:25 INFO showcache:: The Table Cache is empty. 2026-04-16 13:59:25 INFO deconvolve::::casa [ checkall ] 2026-04-16 13:59:25 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 13:59:25 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 13:59:25 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 13:59:25 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.5000190734863281 at [50, 50, 0, 9] ( Pass : should be 1.50001764 , Epsilon: 0.05) : velocity, default start, width(measure)={'m0': {'unit': 'm/s', 'value': 11991700.0}, 'refer': 'TOPO', 'type': 'radialvelocity'}, TOPO /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 13:59:25 INFO tclean::::casa ########################################## 2026-04-16 13:59:25 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:59:25 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start=0, width=2, outframe='LSRK', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:59:25 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:59:25 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:25 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:25 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:25 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:25 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 13:59:25 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.47498e+09 Hz 2026-04-16 13:59:25 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 9.99989e+07 Hz 2026-04-16 13:59:25 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:59:25 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 9.99989e+08 Hz 2026-04-16 13:59:25 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 9.74989e+08 Hz, upper edge = 1.97498e+09 Hz 2026-04-16 13:59:25 INFO SynthesisImagerVi2::defineImage Impars: start 0 2026-04-16 13:59:25 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.02499e+09] at [0] with increment [9.99989e+07] 2026-04-16 13:59:25 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:59:25 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:25 INFO tclean::::casa CFCache already exists 2026-04-16 13:59:25 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:25 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:25 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:26 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:26 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:26 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:26 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:28 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:59:28 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 2026-04-16 13:59:28 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.045608 2026-04-16 13:59:28 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:59:28 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:59:28 INFO SIImageStore::printBeamSet + I Max 0 1.02e+09 53965 72.9710 arcsec x 68.4609 arcsec pa=-87.9578 deg 2026-04-16 13:59:28 INFO SIImageStore::printBeamSet + I Min 9 1.92e+09 -161883 38.8554 arcsec x 36.5004 arcsec pa=-88.1353 deg 2026-04-16 13:59:28 INFO SIImageStore::printBeamSet + I Median 4 1.42e+09 -41967 52.5045 arcsec x 49.2848 arcsec pa=-88.1309 deg 2026-04-16 13:59:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:28 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:28 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:28 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:28 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:30 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:30 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:59:24.950435 End time: 2026-04-16 13:59:30.394800 2026-04-16 13:59:30 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:59:30 INFO tclean::::casa ########################################## 2026-04-16 13:59:30 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:30 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:59:30 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:59:30 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:59:30 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:30 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.46431 2026-04-16 13:59:30 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 13:59:30 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 13:59:30 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.46431, over full image : 1.46431 2026-04-16 13:59:30 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:59:31 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:31 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.46431, over full image : 1.46431 2026-04-16 13:59:31 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 13:59:31 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:59:31 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->1.00479, peakres=1.46431->0.459515, Reached cycleniter. 2026-04-16 13:59:31 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.915384, peakres=1.33401->0.418626, Reached cycleniter. 2026-04-16 13:59:31 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.840593, peakres=1.22502->0.384423, Reached cycleniter. 2026-04-16 13:59:31 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.777105, peakres=1.13249->0.355389, Reached cycleniter. 2026-04-16 13:59:31 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.722537, peakres=1.05297->0.330433, Reached cycleniter. 2026-04-16 13:59:31 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.675131, peakres=0.983884->0.308753, Reached cycleniter. 2026-04-16 13:59:31 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->70 [10], model=0->0.633564, peakres=0.923308->0.289744, Reached cycleniter. 2026-04-16 13:59:31 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=70->80 [10], model=0->0.59682, peakres=0.86976->0.27294, Reached cycleniter. 2026-04-16 13:59:31 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=80->90 [10], model=0->0.564105, peakres=0.822083->0.257978, Reached cycleniter. 2026-04-16 13:59:31 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=90->100 [10], model=0->0.53479, peakres=0.779363->0.244572, Reached cycleniter. 2026-04-16 13:59:31 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 7.26482 Peak Residual (over all planes) : 0.459515 in C0:P0 2026-04-16 13:59:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 100 iterations. 2026-04-16 13:59:31 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.459515, over full image : 0.459515 2026-04-16 13:59:31 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:59:31 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 13:59:31 INFO SIImageStore::restore Beam for chan : 0 : 72.971 arcsec, 68.4609 arcsec, -87.9578 deg 2026-04-16 13:59:31 INFO SIImageStore::restore Beam for chan : 1 : 66.4493 arcsec, 62.3638 arcsec, -88.0822 deg 2026-04-16 13:59:31 INFO SIImageStore::restore Beam for chan : 2 : 61.0261 arcsec, 57.27 arcsec, -87.8551 deg 2026-04-16 13:59:31 INFO SIImageStore::restore Beam for chan : 3 : 56.3914 arcsec, 53.0298 arcsec, -88.0463 deg 2026-04-16 13:59:31 INFO SIImageStore::restore Beam for chan : 4 : 52.5045 arcsec, 49.2848 arcsec, -88.1309 deg 2026-04-16 13:59:31 INFO SIImageStore::restore Beam for chan : 5 : 49.0301 arcsec, 46.0258 arcsec, -88.1137 deg 2026-04-16 13:59:31 INFO SIImageStore::restore Beam for chan : 6 : 45.9731 arcsec, 43.1887 arcsec, -87.7704 deg 2026-04-16 13:59:31 INFO SIImageStore::restore Beam for chan : 7 : 43.3197 arcsec, 40.6969 arcsec, -87.6688 deg 2026-04-16 13:59:31 INFO SIImageStore::restore Beam for chan : 8 : 40.9752 arcsec, 38.4744 arcsec, -87.7722 deg 2026-04-16 13:59:31 INFO SIImageStore::restore Beam for chan : 9 : 38.8554 arcsec, 36.5004 arcsec, -88.1353 deg 2026-04-16 13:59:31 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:31 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:59:30.397801 End time: 2026-04-16 13:59:31.016120 2026-04-16 13:59:31 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:59:31 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:31 INFO name:: No table opened. 2026-04-16 13:59:31 INFO showcache:: The Table Cache is empty. 2026-04-16 13:59:31 INFO deconvolve::::casa [ checkall ] 2026-04-16 13:59:31 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 13:59:31 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 13:59:31 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 13:59:31 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.4643056392669678 at [50, 50, 0, 0] ( Pass : should be 1.4643 , Epsilon: 0.05) : channel, default start, width=2, LSRK /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 13:59:31 INFO tclean::::casa ########################################## 2026-04-16 13:59:31 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:59:31 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start={'m0': {'unit': 'm/s', 'value': 11994336.49363042}, 'refer': 'RADIO', 'type': 'doppler'}, width='', outframe='LSRK', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:59:31 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:59:31 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:31 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:32 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in vrad 2026-04-16 13:59:32 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 9.74992e+08 Hz == 6.59563e+07 m/s radio velocity 2026-04-16 13:59:32 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 4.99994e+07 Hz == 1.19916e+07 m/s radio velocity 2026-04-16 13:59:32 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:59:32 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 4.99994e+08 Hz 2026-04-16 13:59:32 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 7.24994e+08 Hz, upper edge = 1.22499e+09 Hz 2026-04-16 13:59:32 INFO SynthesisImagerVi2::defineImage Impars: start 1.19943e+07m/s 2026-04-16 13:59:32 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.19999e+09] at [0] with increment [-4.99994e+07] 2026-04-16 13:59:32 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:59:32 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:32 INFO tclean::::casa CFCache already exists 2026-04-16 13:59:32 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:32 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:32 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:32 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:32 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:32 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:32 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:34 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:59:34 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:none c6:none c7:none c8:none c9:none 2026-04-16 13:59:34 WARN SIImageStore::getPSFGaussian (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2143) PSF is blank for[C5:P0] [C6:P0] [C7:P0] [C8:P0] [C9:P0] 2026-04-16 13:59:34 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.031489 2026-04-16 13:59:34 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:59:34 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:59:34 INFO SIImageStore::printBeamSet + I Max 4 9.999914e+08 59961 74.7467 arcsec x 70.1778 arcsec pa=-88.0872 deg 2026-04-16 13:59:34 INFO SIImageStore::printBeamSet + I Min 1 1.149990e+09 23986 0.0000 arcsec x 0.0000 arcsec pa= 0.0000 deg 2026-04-16 13:59:34 INFO SIImageStore::printBeamSet + I Median 5 9.499920e+08 71952 74.7467 arcsec x 70.1778 arcsec pa=-88.0872 deg 2026-04-16 13:59:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:34 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:34 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:34 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:34 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:36 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:36 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:59:31.242788 End time: 2026-04-16 13:59:36.197827 2026-04-16 13:59:36 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:59:36 INFO tclean::::casa ########################################## 2026-04-16 13:59:36 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:36 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:59:36 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:59:36 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:59:36 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:36 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.50002 2026-04-16 13:59:36 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 13:59:36 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 13:59:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:59:36 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:59:36 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:59:36 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 13:59:36 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:59:36 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->0.857747, peakres=1.25001->0.392268, Reached cycleniter. 2026-04-16 13:59:36 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.89504, peakres=1.30436->0.409323, Reached cycleniter. 2026-04-16 13:59:36 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.935723, peakres=1.36365->0.427928, Reached cycleniter. 2026-04-16 13:59:36 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.980281, peakres=1.42859->0.448306, Reached cycleniter. 2026-04-16 13:59:36 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->1.0293, peakres=1.50002->0.470721, Reached cycleniter. 2026-04-16 13:59:36 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:36 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:36 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:36 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:36 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=50->50 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:36 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 4.69809 Peak Residual (over all planes) : 0.470721 in C4:P0 2026-04-16 13:59:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 50 iterations. 2026-04-16 13:59:36 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.470721, over full image : 0.470721 2026-04-16 13:59:36 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:59:36 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 13:59:37 INFO SIImageStore::restore Beam for chan : 0 : 62.2832 arcsec, 58.5148 arcsec, -88.0575 deg 2026-04-16 13:59:37 INFO SIImageStore::restore Beam for chan : 1 : 64.9741 arcsec, 61.036 arcsec, -88.0868 deg 2026-04-16 13:59:37 INFO SIImageStore::restore Beam for chan : 2 : 67.9685 arcsec, 63.7904 arcsec, -88.0992 deg 2026-04-16 13:59:37 INFO SIImageStore::restore Beam for chan : 3 : 71.2034 arcsec, 66.8855 arcsec, -88.0974 deg 2026-04-16 13:59:37 INFO SIImageStore::restore Beam for chan : 4 : 74.7467 arcsec, 70.1778 arcsec, -88.0872 deg 2026-04-16 13:59:37 INFO SIImageStore::restore Beam for chan : 5 : 74.7467 arcsec, 70.1778 arcsec, -88.0872 deg 2026-04-16 13:59:37 INFO SIImageStore::restore Beam for chan : 6 : 74.7467 arcsec, 70.1778 arcsec, -88.0872 deg 2026-04-16 13:59:37 INFO SIImageStore::restore Beam for chan : 7 : 74.7467 arcsec, 70.1778 arcsec, -88.0872 deg 2026-04-16 13:59:37 INFO SIImageStore::restore Beam for chan : 8 : 74.7467 arcsec, 70.1778 arcsec, -88.0872 deg 2026-04-16 13:59:37 INFO SIImageStore::restore Beam for chan : 9 : 74.7467 arcsec, 70.1778 arcsec, -88.0872 deg 2026-04-16 13:59:37 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:37 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:59:36.201266 End time: 2026-04-16 13:59:36.878115 2026-04-16 13:59:37 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:59:37 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:37 INFO name:: No table opened. 2026-04-16 13:59:37 INFO showcache:: The Table Cache is empty. 2026-04-16 13:59:37 INFO deconvolve::::casa [ checkall ] 2026-04-16 13:59:37 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 13:59:37 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 13:59:37 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 13:59:37 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.5000165700912476 at [50, 50, 0, 4] ( Pass : should be 1.5000546 , Epsilon: 0.05) : doppler, start={'m0': {'unit': 'm/s', 'value': 11994336.49363042}, 'refer': 'RADIO', 'type': 'doppler'}, default width, LSRK /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 13:59:37 INFO tclean::::casa ########################################## 2026-04-16 13:59:37 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:59:37 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0:4~9;12~14', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start=4, width='', outframe='LSRK', veltype='radio', restfreq=['1.25GHz'], interpolation='nearest', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:59:37 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:59:37 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0:4~9;12~14 | [Opened in readonly mode] 2026-04-16 13:59:37 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:38 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:38 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:38 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 13:59:38 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.42498e+09 Hz 2026-04-16 13:59:38 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 4.99994e+07 Hz 2026-04-16 13:59:38 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:59:38 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 4.99994e+08 Hz 2026-04-16 13:59:38 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 1.17499e+09 Hz, upper edge = 1.67498e+09 Hz 2026-04-16 13:59:38 INFO SynthesisImagerVi2::defineImage Impars: start 4 2026-04-16 13:59:38 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.19999e+09] at [0] with increment [4.99994e+07] 2026-04-16 13:59:38 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:59:38 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:38 INFO tclean::::casa CFCache already exists 2026-04-16 13:59:38 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:38 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:38 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:38 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0:4~9;12~14 | [Opened in readonly mode] 2026-04-16 13:59:38 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:38 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:38 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:40 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:59:40 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:none c7:none c8:0.00176285 c9:0.00176285 2026-04-16 13:59:40 WARN SIImageStore::getPSFGaussian (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2143) PSF is blank for[C6:P0] [C7:P0] 2026-04-16 13:59:40 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.033211 2026-04-16 13:59:40 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:59:40 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:59:40 INFO SIImageStore::printBeamSet + I Max 0 1.20e+09 11995 62.2833 arcsec x 58.5148 arcsec pa=-88.0574 deg 2026-04-16 13:59:40 INFO SIImageStore::printBeamSet + I Min 9 1.65e+09 -95929 45.3110 arcsec x 42.5211 arcsec pa=-88.1145 deg 2026-04-16 13:59:40 INFO SIImageStore::printBeamSet + I Median 2 1.30e+09 -11988 57.4622 arcsec x 54.0361 arcsec pa=-88.0907 deg 2026-04-16 13:59:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:40 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:40 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0:4~9;12~14 | [Opened in readonly mode] 2026-04-16 13:59:40 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:41 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:43 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:43 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:59:37.074944 End time: 2026-04-16 13:59:42.620900 2026-04-16 13:59:43 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:59:43 INFO tclean::::casa ########################################## 2026-04-16 13:59:43 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:43 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:59:43 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:59:43 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:59:43 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:43 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.25002 2026-04-16 13:59:43 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 13:59:43 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 13:59:43 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.25002, over full image : 1.25002 2026-04-16 13:59:43 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:59:43 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:43 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.25002, over full image : 1.25002 2026-04-16 13:59:43 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 13:59:43 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:59:43 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->0.857748, peakres=1.25002->0.392268, Reached cycleniter. 2026-04-16 13:59:43 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.823438, peakres=1.20002->0.376577, Reached cycleniter. 2026-04-16 13:59:43 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.791767, peakres=1.15386->0.362094, Reached cycleniter. 2026-04-16 13:59:43 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.762442, peakres=1.11113->0.348683, Reached cycleniter. 2026-04-16 13:59:43 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.735212, peakres=1.07144->0.33623, Reached cycleniter. 2026-04-16 13:59:43 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.70986, peakres=1.0345->0.324636, Reached cycleniter. 2026-04-16 13:59:43 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->60 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:43 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=60->60 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 13:59:43 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=60->70 [10], model=0->0.643311, peakres=0.937512->0.294201, Reached cycleniter. 2026-04-16 13:59:43 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=70->80 [10], model=0->0.623816, peakres=0.909102->0.285286, Reached cycleniter. 2026-04-16 13:59:43 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 5.94759 Peak Residual (over all planes) : 0.392268 in C0:P0 2026-04-16 13:59:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 80 iterations. 2026-04-16 13:59:43 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.392268, over full image : 0.392268 2026-04-16 13:59:43 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:59:43 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 13:59:43 INFO SIImageStore::restore Beam for chan : 0 : 62.2833 arcsec, 58.5148 arcsec, -88.0574 deg 2026-04-16 13:59:43 INFO SIImageStore::restore Beam for chan : 1 : 59.8179 arcsec, 56.1059 arcsec, -88.0997 deg 2026-04-16 13:59:43 INFO SIImageStore::restore Beam for chan : 2 : 57.4622 arcsec, 54.0361 arcsec, -88.0907 deg 2026-04-16 13:59:43 INFO SIImageStore::restore Beam for chan : 3 : 55.3506 arcsec, 52.0028 arcsec, -88.056 deg 2026-04-16 13:59:43 INFO SIImageStore::restore Beam for chan : 4 : 53.4535 arcsec, 50.1105 arcsec, -88.1167 deg 2026-04-16 13:59:43 INFO SIImageStore::restore Beam for chan : 5 : 51.5438 arcsec, 48.4389 arcsec, -87.9751 deg 2026-04-16 13:59:43 INFO SIImageStore::restore Beam for chan : 6 : 62.2833 arcsec, 58.5148 arcsec, -88.0574 deg 2026-04-16 13:59:43 INFO SIImageStore::restore Beam for chan : 7 : 62.2833 arcsec, 58.5148 arcsec, -88.0574 deg 2026-04-16 13:59:43 INFO SIImageStore::restore Beam for chan : 8 : 46.6771 arcsec, 43.8964 arcsec, -88.0583 deg 2026-04-16 13:59:43 INFO SIImageStore::restore Beam for chan : 9 : 45.311 arcsec, 42.5211 arcsec, -88.1145 deg 2026-04-16 13:59:43 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:43 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:59:42.623879 End time: 2026-04-16 13:59:43.229239 2026-04-16 13:59:43 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:59:43 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:43 INFO name:: No table opened. 2026-04-16 13:59:43 INFO showcache:: The Table Cache is empty. 2026-04-16 13:59:43 INFO deconvolve::::casa [ checkall ] 2026-04-16 13:59:43 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 13:59:43 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 13:59:43 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 13:59:43 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.2500159740447998 at [50, 50, 0, 0] ( Pass : should be 1.250001562 , Epsilon: 0.05) 2026-04-16 13:59:43 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 0.0 at [50, 50, 0, 6] ( Pass : should be 0.0 , Epsilon: 0.05) 2026-04-16 13:59:43 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 0.0 at [50, 50, 0, 7] ( Pass : should be 0.0 , Epsilon: 0.05) : channel, start=4, default width, channel gap (10-11) LSRK /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 13:59:43 INFO tclean::::casa ########################################## 2026-04-16 13:59:43 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:59:43 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0:0~10^2', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start=0, width='', outframe='LSRK', veltype='radio', restfreq=['1.25GHz'], interpolation='nearest', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:59:43 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:59:43 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0:0~10^2 | [Opened in readonly mode] 2026-04-16 13:59:43 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:44 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 13:59:44 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.22499e+09 Hz 2026-04-16 13:59:44 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 4.99994e+07 Hz 2026-04-16 13:59:44 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:59:44 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 4.99994e+08 Hz 2026-04-16 13:59:44 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 9.74989e+08 Hz, upper edge = 1.47498e+09 Hz 2026-04-16 13:59:44 INFO SynthesisImagerVi2::defineImage Impars: start 0 2026-04-16 13:59:44 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [9.99989e+08] at [0] with increment [4.99994e+07] 2026-04-16 13:59:44 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:59:44 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:44 INFO tclean::::casa CFCache already exists 2026-04-16 13:59:44 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:44 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:44 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:44 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0:0~10^2 | [Opened in readonly mode] 2026-04-16 13:59:44 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:44 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:44 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:46 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:59:47 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 2026-04-16 13:59:47 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.045252 2026-04-16 13:59:47 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:59:47 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:59:47 INFO SIImageStore::printBeamSet + I Max 0 1.00e+09 59961 74.7469 arcsec x 70.1779 arcsec pa=-88.0873 deg 2026-04-16 13:59:47 INFO SIImageStore::printBeamSet + I Min 9 1.45e+09 -47963 51.5438 arcsec x 48.4389 arcsec pa=-87.9751 deg 2026-04-16 13:59:47 INFO SIImageStore::printBeamSet + I Median 4 1.20e+09 11995 62.2833 arcsec x 58.5148 arcsec pa=-88.0574 deg 2026-04-16 13:59:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:47 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:47 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0:0~10^2 | [Opened in readonly mode] 2026-04-16 13:59:47 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:47 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:49 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:49 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:59:43.396470 End time: 2026-04-16 13:59:49.123024 2026-04-16 13:59:49 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:59:49 INFO tclean::::casa ########################################## 2026-04-16 13:59:49 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:49 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:59:49 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:59:49 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:59:49 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:49 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.50002 2026-04-16 13:59:49 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 13:59:49 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 13:59:49 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:59:49 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:59:49 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:49 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 13:59:49 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 13:59:49 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:59:49 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->1.0293, peakres=1.50002->0.470722, Reached cycleniter. 2026-04-16 13:59:49 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.980283, peakres=1.42859->0.448307, Reached cycleniter. 2026-04-16 13:59:49 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.935725, peakres=1.36365->0.427929, Reached cycleniter. 2026-04-16 13:59:49 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.895041, peakres=1.30436->0.409323, Reached cycleniter. 2026-04-16 13:59:49 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.857748, peakres=1.25002->0.392268, Reached cycleniter. 2026-04-16 13:59:49 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.823438, peakres=1.20002->0.376577, Reached cycleniter. 2026-04-16 13:59:49 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->70 [10], model=0->0.791767, peakres=1.15386->0.362094, Reached cycleniter. 2026-04-16 13:59:49 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=70->80 [10], model=0->0.762442, peakres=1.11113->0.348683, Reached cycleniter. 2026-04-16 13:59:49 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=80->90 [10], model=0->0.735212, peakres=1.07144->0.33623, Reached cycleniter. 2026-04-16 13:59:49 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=90->100 [10], model=0->0.70986, peakres=1.0345->0.324636, Reached cycleniter. 2026-04-16 13:59:49 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 8.52081 Peak Residual (over all planes) : 0.470722 in C0:P0 2026-04-16 13:59:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 100 iterations. 2026-04-16 13:59:49 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.470722, over full image : 0.470722 2026-04-16 13:59:49 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:59:49 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 13:59:49 INFO SIImageStore::restore Beam for chan : 0 : 74.7469 arcsec, 70.1779 arcsec, -88.0873 deg 2026-04-16 13:59:49 INFO SIImageStore::restore Beam for chan : 1 : 71.2035 arcsec, 66.8856 arcsec, -88.0973 deg 2026-04-16 13:59:49 INFO SIImageStore::restore Beam for chan : 2 : 67.9686 arcsec, 63.7904 arcsec, -88.0992 deg 2026-04-16 13:59:49 INFO SIImageStore::restore Beam for chan : 3 : 64.9742 arcsec, 61.0361 arcsec, -88.0868 deg 2026-04-16 13:59:49 INFO SIImageStore::restore Beam for chan : 4 : 62.2833 arcsec, 58.5148 arcsec, -88.0574 deg 2026-04-16 13:59:49 INFO SIImageStore::restore Beam for chan : 5 : 59.8179 arcsec, 56.1059 arcsec, -88.0997 deg 2026-04-16 13:59:50 INFO SIImageStore::restore Beam for chan : 6 : 57.4622 arcsec, 54.0361 arcsec, -88.0907 deg 2026-04-16 13:59:50 INFO SIImageStore::restore Beam for chan : 7 : 55.3506 arcsec, 52.0028 arcsec, -88.056 deg 2026-04-16 13:59:50 INFO SIImageStore::restore Beam for chan : 8 : 53.4535 arcsec, 50.1105 arcsec, -88.1167 deg 2026-04-16 13:59:50 INFO SIImageStore::restore Beam for chan : 9 : 51.5438 arcsec, 48.4389 arcsec, -87.9751 deg 2026-04-16 13:59:50 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:50 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:59:49.125824 End time: 2026-04-16 13:59:49.700287 2026-04-16 13:59:50 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:59:50 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:50 INFO name:: No table opened. 2026-04-16 13:59:50 INFO showcache:: The Table Cache is empty. 2026-04-16 13:59:50 INFO deconvolve::::casa [ checkall ] 2026-04-16 13:59:50 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 13:59:50 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 13:59:50 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 13:59:50 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.5000189542770386 at [50, 50, 0, 0] ( Pass : should be 1.5000546 , Epsilon: 0.05) : channel, start=0, default width, step=2 LSRK nearest /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 13:59:50 INFO tclean::::casa ########################################## 2026-04-16 13:59:50 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:59:50 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0:4~13', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start='', width='', outframe='TOPO', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:59:50 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:59:50 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0:4~13 | [Opened in readonly mode] 2026-04-16 13:59:50 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:50 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:50 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:50 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 13:59:50 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.425e+09 Hz 2026-04-16 13:59:50 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 5e+07 Hz 2026-04-16 13:59:50 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:59:50 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 5e+08 Hz 2026-04-16 13:59:50 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 1.175e+09 Hz, upper edge = 1.675e+09 Hz 2026-04-16 13:59:50 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 13:59:50 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.2e+09] at [0] with increment [5e+07] 2026-04-16 13:59:50 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:59:50 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:50 INFO tclean::::casa CFCache already exists 2026-04-16 13:59:50 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:50 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:50 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:50 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0:4~13 | [Opened in readonly mode] 2026-04-16 13:59:50 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:51 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:51 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:52 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:59:53 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.0425628 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 2026-04-16 13:59:53 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.044577 2026-04-16 13:59:53 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:59:53 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:59:53 INFO SIImageStore::printBeamSet + I Max 0 1.20e+09 11995 77.4354 arcsec x 54.4827 arcsec pa=-83.5944 deg 2026-04-16 13:59:53 INFO SIImageStore::printBeamSet + I Min 9 1.65e+09 -95929 45.3110 arcsec x 42.5211 arcsec pa=-88.1145 deg 2026-04-16 13:59:53 INFO SIImageStore::printBeamSet + I Median 4 1.40e+09 -35971 53.4536 arcsec x 50.1105 arcsec pa=-88.1166 deg 2026-04-16 13:59:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:53 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:53 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0:4~13 | [Opened in readonly mode] 2026-04-16 13:59:53 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:53 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:55 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:55 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:59:49.850197 End time: 2026-04-16 13:59:54.970409 2026-04-16 13:59:55 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 13:59:55 INFO tclean::::casa ########################################## 2026-04-16 13:59:55 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:55 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 13:59:55 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 13:59:55 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 13:59:55 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:55 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.25002 2026-04-16 13:59:55 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 13:59:55 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 13:59:55 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.25002, over full image : 1.25002 2026-04-16 13:59:55 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 13:59:55 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 13:59:55 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.25002, over full image : 1.25002 2026-04-16 13:59:55 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 13:59:55 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 13:59:55 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->0.857748, peakres=1.25002->0.392268, Reached cycleniter. 2026-04-16 13:59:55 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.823438, peakres=1.20002->0.376578, Reached cycleniter. 2026-04-16 13:59:55 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.791768, peakres=1.15386->0.362094, Reached cycleniter. 2026-04-16 13:59:55 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.762443, peakres=1.11113->0.348683, Reached cycleniter. 2026-04-16 13:59:55 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.735213, peakres=1.07144->0.33623, Reached cycleniter. 2026-04-16 13:59:55 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.709861, peakres=1.0345->0.324636, Reached cycleniter. 2026-04-16 13:59:55 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->70 [10], model=0->0.686199, peakres=1.00001->0.313815, Reached cycleniter. 2026-04-16 13:59:55 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=70->80 [10], model=0->0.664063, peakres=0.967755->0.303692, Reached cycleniter. 2026-04-16 13:59:55 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=80->90 [10], model=0->0.643311, peakres=0.937513->0.294201, Reached cycleniter. 2026-04-16 13:59:55 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=90->100 [10], model=0->0.623817, peakres=0.909103->0.285286, Reached cycleniter. 2026-04-16 13:59:55 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 7.29786 Peak Residual (over all planes) : 0.392268 in C0:P0 2026-04-16 13:59:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 100 iterations. 2026-04-16 13:59:55 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.392268, over full image : 0.392268 2026-04-16 13:59:55 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 13:59:55 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 13:59:55 INFO SIImageStore::restore Beam for chan : 0 : 77.4354 arcsec, 54.4827 arcsec, -83.5944 deg 2026-04-16 13:59:55 INFO SIImageStore::restore Beam for chan : 1 : 59.8179 arcsec, 56.106 arcsec, -88.0997 deg 2026-04-16 13:59:55 INFO SIImageStore::restore Beam for chan : 2 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 13:59:55 INFO SIImageStore::restore Beam for chan : 3 : 55.3506 arcsec, 52.0028 arcsec, -88.0559 deg 2026-04-16 13:59:55 INFO SIImageStore::restore Beam for chan : 4 : 53.4536 arcsec, 50.1105 arcsec, -88.1166 deg 2026-04-16 13:59:55 INFO SIImageStore::restore Beam for chan : 5 : 51.5438 arcsec, 48.4389 arcsec, -87.9751 deg 2026-04-16 13:59:55 INFO SIImageStore::restore Beam for chan : 6 : 49.8289 arcsec, 46.7898 arcsec, -88.094 deg 2026-04-16 13:59:55 INFO SIImageStore::restore Beam for chan : 7 : 48.2424 arcsec, 45.2719 arcsec, -87.8434 deg 2026-04-16 13:59:55 INFO SIImageStore::restore Beam for chan : 8 : 46.6772 arcsec, 43.8964 arcsec, -88.0583 deg 2026-04-16 13:59:55 INFO SIImageStore::restore Beam for chan : 9 : 45.311 arcsec, 42.5211 arcsec, -88.1145 deg 2026-04-16 13:59:55 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 13:59:56 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 13:59:54.973419 End time: 2026-04-16 13:59:55.574404 2026-04-16 13:59:56 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 13:59:56 INFO deconvolve::::casa ########################################## 2026-04-16 13:59:56 INFO name:: No table opened. 2026-04-16 13:59:56 INFO showcache:: The Table Cache is empty. 2026-04-16 13:59:56 INFO deconvolve::::casa [ checkall ] 2026-04-16 13:59:56 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 13:59:56 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 13:59:56 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 13:59:56 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.2500159740447998 at [50, 50, 0, 0] ( Pass : should be 1.2500156 , Epsilon: 0.05) : spw with channel selection( 0:4~13 ), default start, LSRK nearest /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 13:59:56 INFO tclean::::casa ########################################## 2026-04-16 13:59:56 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 13:59:56 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start=5, width=1, outframe='LSRK', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 13:59:56 INFO tclean::::casa Verifying Input Parameters 2026-04-16 13:59:56 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:56 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 13:59:56 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 13:59:56 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.47498e+09 Hz 2026-04-16 13:59:56 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 4.99994e+07 Hz 2026-04-16 13:59:56 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 13:59:56 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 4.99994e+08 Hz 2026-04-16 13:59:56 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 1.22499e+09 Hz, upper edge = 1.72498e+09 Hz 2026-04-16 13:59:56 INFO SynthesisImagerVi2::defineImage Impars: start 5 2026-04-16 13:59:56 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.24999e+09] at [0] with increment [4.99994e+07] 2026-04-16 13:59:56 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 13:59:56 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:56 INFO tclean::::casa CFCache already exists 2026-04-16 13:59:56 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:56 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:56 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:56 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:56 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:57 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:57 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 13:59:58 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 13:59:59 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 2026-04-16 13:59:59 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.043069 2026-04-16 13:59:59 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 13:59:59 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 13:59:59 INFO SIImageStore::printBeamSet + I Max 0 1.25e+09 3 59.8179 arcsec x 56.1060 arcsec pa=-88.0997 deg 2026-04-16 13:59:59 INFO SIImageStore::printBeamSet + I Min 9 1.70e+09 -107921 43.9924 arcsec x 41.2796 arcsec pa=-88.1126 deg 2026-04-16 13:59:59 INFO SIImageStore::printBeamSet + I Median 4 1.45e+09 -47963 51.5438 arcsec x 48.4389 arcsec pa=-87.9751 deg 2026-04-16 13:59:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 13:59:59 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 13:59:59 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 13:59:59 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 13:59:59 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 13:59:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:00:01 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:01 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 13:59:55.750419 End time: 2026-04-16 14:00:01.394818 2026-04-16 14:00:01 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:00:01 INFO tclean::::casa ########################################## 2026-04-16 14:00:01 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:01 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:01 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:01 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:01 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:01 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.20002 2026-04-16 14:00:01 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:01 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 14:00:01 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.20002, over full image : 1.20002 2026-04-16 14:00:02 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 14:00:02 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.20002, over full image : 1.20002 2026-04-16 14:00:02 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 14:00:02 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:00:02 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->0.823438, peakres=1.20002->0.376578, Reached cycleniter. 2026-04-16 14:00:02 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.791768, peakres=1.15386->0.362094, Reached cycleniter. 2026-04-16 14:00:02 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.762443, peakres=1.11113->0.348683, Reached cycleniter. 2026-04-16 14:00:02 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.735213, peakres=1.07144->0.33623, Reached cycleniter. 2026-04-16 14:00:02 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.709861, peakres=1.0345->0.324636, Reached cycleniter. 2026-04-16 14:00:02 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.686199, peakres=1.00001->0.313815, Reached cycleniter. 2026-04-16 14:00:02 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->70 [10], model=0->0.664063, peakres=0.967755->0.303692, Reached cycleniter. 2026-04-16 14:00:02 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=70->80 [10], model=0->0.643311, peakres=0.937513->0.294201, Reached cycleniter. 2026-04-16 14:00:02 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=80->90 [10], model=0->0.623817, peakres=0.909103->0.285286, Reached cycleniter. 2026-04-16 14:00:02 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=90->100 [10], model=0->0.605469, peakres=0.882365->0.276895, Reached cycleniter. 2026-04-16 14:00:02 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 7.04558 Peak Residual (over all planes) : 0.376578 in C0:P0 2026-04-16 14:00:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 100 iterations. 2026-04-16 14:00:02 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.376578, over full image : 0.376578 2026-04-16 14:00:02 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:02 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:00:02 INFO SIImageStore::restore Beam for chan : 0 : 59.8179 arcsec, 56.106 arcsec, -88.0997 deg 2026-04-16 14:00:02 INFO SIImageStore::restore Beam for chan : 1 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 14:00:02 INFO SIImageStore::restore Beam for chan : 2 : 55.3506 arcsec, 52.0028 arcsec, -88.0559 deg 2026-04-16 14:00:02 INFO SIImageStore::restore Beam for chan : 3 : 53.4536 arcsec, 50.1105 arcsec, -88.1166 deg 2026-04-16 14:00:02 INFO SIImageStore::restore Beam for chan : 4 : 51.5438 arcsec, 48.4389 arcsec, -87.9751 deg 2026-04-16 14:00:02 INFO SIImageStore::restore Beam for chan : 5 : 49.8289 arcsec, 46.7898 arcsec, -88.094 deg 2026-04-16 14:00:02 INFO SIImageStore::restore Beam for chan : 6 : 48.2424 arcsec, 45.2719 arcsec, -87.8434 deg 2026-04-16 14:00:02 INFO SIImageStore::restore Beam for chan : 7 : 46.6772 arcsec, 43.8964 arcsec, -88.0583 deg 2026-04-16 14:00:02 INFO SIImageStore::restore Beam for chan : 8 : 45.311 arcsec, 42.5211 arcsec, -88.1145 deg 2026-04-16 14:00:02 INFO SIImageStore::restore Beam for chan : 9 : 43.9924 arcsec, 41.2796 arcsec, -88.1126 deg 2026-04-16 14:00:02 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:02 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:01.400011 End time: 2026-04-16 14:00:02.201208 2026-04-16 14:00:02 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:02 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:02 INFO name:: No table opened. 2026-04-16 14:00:02 INFO showcache:: The Table Cache is empty. 2026-04-16 14:00:02 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:00:02 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 14:00:02 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:00:02 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:00:02 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.2000162601470947 at [50, 50, 0, 0] ( Pass : should be 1.2 , Epsilon: 0.05) : channel, start=5, default width, LSRK /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 14:00:02 INFO tclean::::casa ########################################## 2026-04-16 14:00:02 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:00:02 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0:5~19', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start=0, width=1, outframe='LSRK', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:00:02 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:00:02 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0:5~19 | [Opened in readonly mode] 2026-04-16 14:00:02 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:03 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:00:03 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:00:03 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 14:00:03 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.22499e+09 Hz 2026-04-16 14:00:03 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 4.99994e+07 Hz 2026-04-16 14:00:03 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 14:00:03 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 4.99994e+08 Hz 2026-04-16 14:00:03 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 9.74989e+08 Hz, upper edge = 1.47498e+09 Hz 2026-04-16 14:00:03 INFO SynthesisImagerVi2::defineImage Impars: start 0 2026-04-16 14:00:03 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [9.99989e+08] at [0] with increment [4.99994e+07] 2026-04-16 14:00:03 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:00:03 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:03 INFO tclean::::casa CFCache already exists 2026-04-16 14:00:03 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:03 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:00:03 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:03 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0:5~19 | [Opened in readonly mode] 2026-04-16 14:00:03 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:03 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:03 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:00:05 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:00:05 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:none c1:none c2:none c3:none c4:none c5:none c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 2026-04-16 14:00:05 WARN SIImageStore::getPSFGaussian (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2143) PSF is blank for[C0:P0] [C1:P0] [C2:P0] [C3:P0] [C4:P0] [C5:P0] 2026-04-16 14:00:05 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.042582 2026-04-16 14:00:05 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 14:00:05 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 14:00:05 INFO SIImageStore::printBeamSet + I Max 0 1.00e+09 59961 57.4622 arcsec x 54.0362 arcsec pa=-88.0907 deg 2026-04-16 14:00:05 INFO SIImageStore::printBeamSet + I Min 1 1.05e+09 47970 0.0000 arcsec x 0.0000 arcsec pa= 0.0000 deg 2026-04-16 14:00:05 INFO SIImageStore::printBeamSet + I Median 2 1.10e+09 35978 57.4622 arcsec x 54.0362 arcsec pa=-88.0907 deg 2026-04-16 14:00:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:00:05 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:06 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0:5~19 | [Opened in readonly mode] 2026-04-16 14:00:06 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:06 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:00:08 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:08 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:00:02.413279 End time: 2026-04-16 14:00:07.591215 2026-04-16 14:00:08 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:00:08 INFO tclean::::casa ########################################## 2026-04-16 14:00:08 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:08 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:08 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:08 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:08 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:08 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.15386 2026-04-16 14:00:08 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:08 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 14:00:08 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.15386, over full image : 1.15386 2026-04-16 14:00:08 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 14:00:08 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:08 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.15386, over full image : 1.15386 2026-04-16 14:00:08 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 14:00:08 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:00:08 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->0 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:00:08 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=0->0 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:00:08 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=0->0 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:00:08 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=0->0 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:00:08 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=0->0 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:00:08 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=0->0 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:00:08 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=0->10 [10], model=0->0.791768, peakres=1.15386->0.362094, Reached cycleniter. 2026-04-16 14:00:08 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=10->20 [10], model=0->0.762443, peakres=1.11113->0.348683, Reached cycleniter. 2026-04-16 14:00:08 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=20->30 [10], model=0->0.735213, peakres=1.07144->0.33623, Reached cycleniter. 2026-04-16 14:00:08 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=30->40 [10], model=0->0.709861, peakres=1.0345->0.324636, Reached cycleniter. 2026-04-16 14:00:08 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 2.99928 Peak Residual (over all planes) : 0.362094 in C6:P0 2026-04-16 14:00:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 40 iterations. 2026-04-16 14:00:08 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.362094, over full image : 0.362094 2026-04-16 14:00:08 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:08 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:00:08 INFO SIImageStore::restore Beam for chan : 0 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 14:00:08 INFO SIImageStore::restore Beam for chan : 1 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 14:00:08 INFO SIImageStore::restore Beam for chan : 2 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 14:00:08 INFO SIImageStore::restore Beam for chan : 3 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 14:00:08 INFO SIImageStore::restore Beam for chan : 4 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 14:00:08 INFO SIImageStore::restore Beam for chan : 5 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 14:00:08 INFO SIImageStore::restore Beam for chan : 6 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 14:00:08 INFO SIImageStore::restore Beam for chan : 7 : 55.3506 arcsec, 52.0028 arcsec, -88.0559 deg 2026-04-16 14:00:08 INFO SIImageStore::restore Beam for chan : 8 : 53.4536 arcsec, 50.1105 arcsec, -88.1166 deg 2026-04-16 14:00:08 INFO SIImageStore::restore Beam for chan : 9 : 51.5438 arcsec, 48.4389 arcsec, -87.9751 deg 2026-04-16 14:00:08 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:08 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:07.594428 End time: 2026-04-16 14:00:08.227794 2026-04-16 14:00:08 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:08 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:08 INFO name:: No table opened. 2026-04-16 14:00:08 INFO showcache:: The Table Cache is empty. : channel, spw=0:5~19, LSRK /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 14:00:08 INFO tclean::::casa ########################################## 2026-04-16 14:00:08 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:00:08 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start='', width='100MHz', outframe='TOPO', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:00:08 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:00:08 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 14:00:08 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:00:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:00:09 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 14:00:09 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.475e+09 Hz 2026-04-16 14:00:09 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 1e+08 Hz 2026-04-16 14:00:09 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 14:00:09 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 1e+09 Hz 2026-04-16 14:00:09 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 9.75e+08 Hz, upper edge = 1.975e+09 Hz 2026-04-16 14:00:09 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:00:09 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.025e+09] at [0] with increment [1e+08] 2026-04-16 14:00:09 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:00:09 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:09 INFO tclean::::casa CFCache already exists 2026-04-16 14:00:09 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:09 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:00:09 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:09 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 14:00:09 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:09 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:09 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:00:11 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:00:12 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 2026-04-16 14:00:12 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.04757 2026-04-16 14:00:12 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 14:00:12 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 14:00:12 INFO SIImageStore::printBeamSet + I Max 0 1.02e+09 53965 72.9710 arcsec x 68.4609 arcsec pa=-87.9578 deg 2026-04-16 14:00:12 INFO SIImageStore::printBeamSet + I Min 9 1.92e+09 -161883 38.8554 arcsec x 36.5004 arcsec pa=-88.1353 deg 2026-04-16 14:00:12 INFO SIImageStore::printBeamSet + I Median 4 1.42e+09 -41967 52.5045 arcsec x 49.2848 arcsec pa=-88.1309 deg 2026-04-16 14:00:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:00:12 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.84 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:12 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 14:00:12 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:12 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:00:14 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:14 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:00:08.415497 End time: 2026-04-16 14:00:14.325620 2026-04-16 14:00:14 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:00:14 INFO tclean::::casa ########################################## 2026-04-16 14:00:14 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:14 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:14 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:14 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:14 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:14 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.46431 2026-04-16 14:00:14 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:14 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 14:00:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.46431, over full image : 1.46431 2026-04-16 14:00:14 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 14:00:14 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.46431, over full image : 1.46431 2026-04-16 14:00:14 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 14:00:14 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:00:14 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->1.00479, peakres=1.46431->0.459515, Reached cycleniter. 2026-04-16 14:00:14 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.915384, peakres=1.33401->0.418626, Reached cycleniter. 2026-04-16 14:00:14 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.840593, peakres=1.22502->0.384423, Reached cycleniter. 2026-04-16 14:00:15 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.777105, peakres=1.13249->0.355389, Reached cycleniter. 2026-04-16 14:00:15 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.722537, peakres=1.05297->0.330433, Reached cycleniter. 2026-04-16 14:00:15 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.675131, peakres=0.983884->0.308753, Reached cycleniter. 2026-04-16 14:00:15 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->70 [10], model=0->0.633564, peakres=0.923308->0.289744, Reached cycleniter. 2026-04-16 14:00:15 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=70->80 [10], model=0->0.59682, peakres=0.86976->0.27294, Reached cycleniter. 2026-04-16 14:00:15 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=80->90 [10], model=0->0.564105, peakres=0.822083->0.257978, Reached cycleniter. 2026-04-16 14:00:15 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=90->100 [10], model=0->0.53479, peakres=0.779363->0.244572, Reached cycleniter. 2026-04-16 14:00:15 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 7.26482 Peak Residual (over all planes) : 0.459515 in C0:P0 2026-04-16 14:00:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 100 iterations. 2026-04-16 14:00:15 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.459515, over full image : 0.459515 2026-04-16 14:00:15 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:15 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:00:15 INFO SIImageStore::restore Beam for chan : 0 : 72.971 arcsec, 68.4609 arcsec, -87.9578 deg 2026-04-16 14:00:15 INFO SIImageStore::restore Beam for chan : 1 : 66.4493 arcsec, 62.3638 arcsec, -88.0822 deg 2026-04-16 14:00:15 INFO SIImageStore::restore Beam for chan : 2 : 61.0261 arcsec, 57.27 arcsec, -87.8551 deg 2026-04-16 14:00:15 INFO SIImageStore::restore Beam for chan : 3 : 56.3914 arcsec, 53.0298 arcsec, -88.0463 deg 2026-04-16 14:00:15 INFO SIImageStore::restore Beam for chan : 4 : 52.5045 arcsec, 49.2848 arcsec, -88.1309 deg 2026-04-16 14:00:15 INFO SIImageStore::restore Beam for chan : 5 : 49.0301 arcsec, 46.0258 arcsec, -88.1137 deg 2026-04-16 14:00:15 INFO SIImageStore::restore Beam for chan : 6 : 45.9731 arcsec, 43.1887 arcsec, -87.7704 deg 2026-04-16 14:00:15 INFO SIImageStore::restore Beam for chan : 7 : 43.3197 arcsec, 40.6969 arcsec, -87.6688 deg 2026-04-16 14:00:15 INFO SIImageStore::restore Beam for chan : 8 : 40.9752 arcsec, 38.4744 arcsec, -87.7722 deg 2026-04-16 14:00:15 INFO SIImageStore::restore Beam for chan : 9 : 38.8554 arcsec, 36.5004 arcsec, -88.1353 deg 2026-04-16 14:00:15 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:15 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:14.329411 End time: 2026-04-16 14:00:14.901800 2026-04-16 14:00:15 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:15 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:15 INFO name:: No table opened. 2026-04-16 14:00:15 INFO showcache:: The Table Cache is empty. 2026-04-16 14:00:15 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:00:15 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 14:00:15 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:00:15 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:00:15 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.4643056392669678 at [50, 50, 0, 0] ( Pass : should be 1.4643 , Epsilon: 0.05) : frequency, default start, width='100MHz'(2 x chanwidth), TOPO /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 14:00:15 INFO tclean::::casa ########################################## 2026-04-16 14:00:15 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:00:15 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start='1.1GHz', width='', outframe='TOPO', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:00:15 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:00:15 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 14:00:15 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:00:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:00:16 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 14:00:16 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.325e+09 Hz 2026-04-16 14:00:16 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 5e+07 Hz 2026-04-16 14:00:16 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 14:00:16 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 5e+08 Hz 2026-04-16 14:00:16 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 1.075e+09 Hz, upper edge = 1.575e+09 Hz 2026-04-16 14:00:16 INFO SynthesisImagerVi2::defineImage Impars: start 1.1GHz 2026-04-16 14:00:16 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.1e+09] at [0] with increment [5e+07] 2026-04-16 14:00:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:00:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:16 INFO tclean::::casa CFCache already exists 2026-04-16 14:00:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:16 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:00:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:16 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 14:00:16 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:16 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:00:18 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:00:18 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 2026-04-16 14:00:18 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.049602 2026-04-16 14:00:18 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 14:00:18 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 14:00:18 INFO SIImageStore::printBeamSet + I Max 0 1.10e+09 35978 67.9686 arcsec x 63.7905 arcsec pa=-88.0992 deg 2026-04-16 14:00:18 INFO SIImageStore::printBeamSet + I Min 9 1.55e+09 -71946 48.2424 arcsec x 45.2719 arcsec pa=-87.8434 deg 2026-04-16 14:00:18 INFO SIImageStore::printBeamSet + I Median 4 1.30e+09 -11988 57.4622 arcsec x 54.0362 arcsec pa=-88.0907 deg 2026-04-16 14:00:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:00:18 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:18 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 14:00:18 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:19 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:00:21 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:21 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:00:15.066580 End time: 2026-04-16 14:00:21.078154 2026-04-16 14:00:21 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:00:21 INFO tclean::::casa ########################################## 2026-04-16 14:00:21 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:21 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:21 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:21 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:21 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:21 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.36365 2026-04-16 14:00:21 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:21 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 14:00:21 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.36365, over full image : 1.36365 2026-04-16 14:00:21 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 14:00:21 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:21 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.36365, over full image : 1.36365 2026-04-16 14:00:21 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 14:00:21 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:00:21 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->0.935725, peakres=1.36365->0.427929, Reached cycleniter. 2026-04-16 14:00:21 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.895042, peakres=1.30437->0.409324, Reached cycleniter. 2026-04-16 14:00:21 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.857749, peakres=1.25002->0.392269, Reached cycleniter. 2026-04-16 14:00:21 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.823438, peakres=1.20002->0.376578, Reached cycleniter. 2026-04-16 14:00:21 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.791768, peakres=1.15386->0.362094, Reached cycleniter. 2026-04-16 14:00:21 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.762443, peakres=1.11113->0.348683, Reached cycleniter. 2026-04-16 14:00:21 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->70 [10], model=0->0.735213, peakres=1.07144->0.33623, Reached cycleniter. 2026-04-16 14:00:21 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=70->80 [10], model=0->0.709861, peakres=1.0345->0.324636, Reached cycleniter. 2026-04-16 14:00:21 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=80->90 [10], model=0->0.686199, peakres=1.00001->0.313815, Reached cycleniter. 2026-04-16 14:00:21 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=90->100 [10], model=0->0.664063, peakres=0.967755->0.303692, Reached cycleniter. 2026-04-16 14:00:21 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 7.8615 Peak Residual (over all planes) : 0.427929 in C0:P0 2026-04-16 14:00:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 100 iterations. 2026-04-16 14:00:21 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.427929, over full image : 0.427929 2026-04-16 14:00:21 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:21 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:00:21 INFO SIImageStore::restore Beam for chan : 0 : 67.9686 arcsec, 63.7905 arcsec, -88.0992 deg 2026-04-16 14:00:21 INFO SIImageStore::restore Beam for chan : 1 : 64.9742 arcsec, 61.0362 arcsec, -88.0867 deg 2026-04-16 14:00:21 INFO SIImageStore::restore Beam for chan : 2 : 62.2834 arcsec, 58.5149 arcsec, -88.0574 deg 2026-04-16 14:00:21 INFO SIImageStore::restore Beam for chan : 3 : 59.8179 arcsec, 56.106 arcsec, -88.0997 deg 2026-04-16 14:00:22 INFO SIImageStore::restore Beam for chan : 4 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 14:00:22 INFO SIImageStore::restore Beam for chan : 5 : 55.3506 arcsec, 52.0028 arcsec, -88.0559 deg 2026-04-16 14:00:22 INFO SIImageStore::restore Beam for chan : 6 : 53.4536 arcsec, 50.1105 arcsec, -88.1166 deg 2026-04-16 14:00:22 INFO SIImageStore::restore Beam for chan : 7 : 51.5438 arcsec, 48.4389 arcsec, -87.9751 deg 2026-04-16 14:00:22 INFO SIImageStore::restore Beam for chan : 8 : 49.8289 arcsec, 46.7898 arcsec, -88.094 deg 2026-04-16 14:00:22 INFO SIImageStore::restore Beam for chan : 9 : 48.2424 arcsec, 45.2719 arcsec, -87.8434 deg 2026-04-16 14:00:22 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:22 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:21.082080 End time: 2026-04-16 14:00:21.751617 2026-04-16 14:00:22 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:22 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:22 INFO name:: No table opened. 2026-04-16 14:00:22 INFO showcache:: The Table Cache is empty. 2026-04-16 14:00:22 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:00:22 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 14:00:22 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:00:22 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:00:22 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.363654613494873 at [50, 50, 0, 0] ( Pass : should be 1.36365354 , Epsilon: 0.05) : frequency, start='1.1GHz', default width, TOPO /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 14:00:22 INFO tclean::::casa ########################################## 2026-04-16 14:00:22 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:00:22 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0:4~19', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start='1.1GHz', width='', outframe='TOPO', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:00:22 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:00:22 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0:4~19 | [Opened in readonly mode] 2026-04-16 14:00:22 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:00:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:00:22 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 14:00:22 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.325e+09 Hz 2026-04-16 14:00:22 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 5e+07 Hz 2026-04-16 14:00:22 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 14:00:22 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 5e+08 Hz 2026-04-16 14:00:22 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 1.075e+09 Hz, upper edge = 1.575e+09 Hz 2026-04-16 14:00:22 INFO SynthesisImagerVi2::defineImage Impars: start 1.1GHz 2026-04-16 14:00:22 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.1e+09] at [0] with increment [5e+07] 2026-04-16 14:00:22 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:00:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:22 INFO tclean::::casa CFCache already exists 2026-04-16 14:00:22 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:22 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:00:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:23 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0:4~19 | [Opened in readonly mode] 2026-04-16 14:00:23 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:23 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:23 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:00:25 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:00:25 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:none c1:none c2:0.0425628 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 2026-04-16 14:00:25 WARN SIImageStore::getPSFGaussian (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2143) PSF is blank for[C0:P0] [C1:P0] 2026-04-16 14:00:25 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.037059 2026-04-16 14:00:25 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 14:00:25 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 14:00:25 INFO SIImageStore::printBeamSet + I Max 0 1.10e+09 35978 77.4354 arcsec x 54.4827 arcsec pa=-83.5944 deg 2026-04-16 14:00:25 INFO SIImageStore::printBeamSet + I Min 1 1.15e+09 23986 0.0000 arcsec x 0.0000 arcsec pa= 0.0000 deg 2026-04-16 14:00:25 INFO SIImageStore::printBeamSet + I Median 4 1.30e+09 -11988 57.4622 arcsec x 54.0362 arcsec pa=-88.0907 deg 2026-04-16 14:00:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:00:25 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:25 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0:4~19 | [Opened in readonly mode] 2026-04-16 14:00:25 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:25 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:00:27 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:27 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:00:21.945752 End time: 2026-04-16 14:00:27.441638 2026-04-16 14:00:27 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:00:27 INFO tclean::::casa ########################################## 2026-04-16 14:00:27 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:27 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:27 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:27 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:27 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:27 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.25002 2026-04-16 14:00:28 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:28 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 14:00:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.25002, over full image : 1.25002 2026-04-16 14:00:28 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 14:00:28 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.25002, over full image : 1.25002 2026-04-16 14:00:28 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 14:00:28 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:00:28 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->0 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:00:28 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=0->0 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:00:28 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=0->10 [10], model=0->0.857748, peakres=1.25002->0.392268, Reached cycleniter. 2026-04-16 14:00:28 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=10->20 [10], model=0->0.823438, peakres=1.20002->0.376578, Reached cycleniter. 2026-04-16 14:00:28 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=20->30 [10], model=0->0.791768, peakres=1.15386->0.362094, Reached cycleniter. 2026-04-16 14:00:28 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=30->40 [10], model=0->0.762443, peakres=1.11113->0.348683, Reached cycleniter. 2026-04-16 14:00:28 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=40->50 [10], model=0->0.735213, peakres=1.07144->0.33623, Reached cycleniter. 2026-04-16 14:00:28 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=50->60 [10], model=0->0.709861, peakres=1.0345->0.324636, Reached cycleniter. 2026-04-16 14:00:28 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=60->70 [10], model=0->0.686199, peakres=1.00001->0.313815, Reached cycleniter. 2026-04-16 14:00:28 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=70->80 [10], model=0->0.664063, peakres=0.967755->0.303692, Reached cycleniter. 2026-04-16 14:00:28 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 6.03073 Peak Residual (over all planes) : 0.392268 in C2:P0 2026-04-16 14:00:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 80 iterations. 2026-04-16 14:00:28 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.392268, over full image : 0.392268 2026-04-16 14:00:28 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:28 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:00:28 INFO SIImageStore::restore Beam for chan : 0 : 77.4354 arcsec, 54.4827 arcsec, -83.5944 deg 2026-04-16 14:00:28 INFO SIImageStore::restore Beam for chan : 1 : 77.4354 arcsec, 54.4827 arcsec, -83.5944 deg 2026-04-16 14:00:28 INFO SIImageStore::restore Beam for chan : 2 : 77.4354 arcsec, 54.4827 arcsec, -83.5944 deg 2026-04-16 14:00:28 INFO SIImageStore::restore Beam for chan : 3 : 59.8179 arcsec, 56.106 arcsec, -88.0997 deg 2026-04-16 14:00:28 INFO SIImageStore::restore Beam for chan : 4 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 14:00:28 INFO SIImageStore::restore Beam for chan : 5 : 55.3506 arcsec, 52.0028 arcsec, -88.0559 deg 2026-04-16 14:00:28 INFO SIImageStore::restore Beam for chan : 6 : 53.4536 arcsec, 50.1105 arcsec, -88.1166 deg 2026-04-16 14:00:28 INFO SIImageStore::restore Beam for chan : 7 : 51.5438 arcsec, 48.4389 arcsec, -87.9751 deg 2026-04-16 14:00:28 INFO SIImageStore::restore Beam for chan : 8 : 49.8289 arcsec, 46.7898 arcsec, -88.094 deg 2026-04-16 14:00:28 INFO SIImageStore::restore Beam for chan : 9 : 48.2424 arcsec, 45.2719 arcsec, -87.8434 deg 2026-04-16 14:00:28 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:28 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:27.444915 End time: 2026-04-16 14:00:28.025682 2026-04-16 14:00:28 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:28 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:28 INFO name:: No table opened. 2026-04-16 14:00:28 INFO showcache:: The Table Cache is empty. 2026-04-16 14:00:28 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:00:28 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 14:00:28 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:00:28 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:00:28 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 0.0 at [50, 50, 0, 0] ( Pass : should be 0.0 , Epsilon: 0.05) 2026-04-16 14:00:28 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.2000162601470947 at [50, 50, 0, 3] ( Pass : should be 1.2 , Epsilon: 0.05) : frequency, start='1.1GHz', default width, spw=0:4~19, TOPO /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 14:00:28 INFO tclean::::casa ########################################## 2026-04-16 14:00:28 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:00:28 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start='1.5GHz', width='-50MHz', outframe='TOPO', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:00:28 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:00:28 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 14:00:28 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:00:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:00:29 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 14:00:29 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.275e+09 Hz 2026-04-16 14:00:29 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 5e+07 Hz 2026-04-16 14:00:29 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 14:00:29 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 5e+08 Hz 2026-04-16 14:00:29 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 1.025e+09 Hz, upper edge = 1.525e+09 Hz 2026-04-16 14:00:29 INFO SynthesisImagerVi2::defineImage Impars: start 1.5GHz 2026-04-16 14:00:29 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.5e+09] at [0] with increment [-5e+07] 2026-04-16 14:00:29 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:00:29 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:29 INFO tclean::::casa CFCache already exists 2026-04-16 14:00:29 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:29 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:00:29 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:29 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 14:00:29 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:29 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:29 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:00:31 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:00:31 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00176285 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 2026-04-16 14:00:31 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.043992 2026-04-16 14:00:31 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 14:00:31 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 14:00:31 INFO SIImageStore::printBeamSet + I Max 9 1.049988e+09 47970 71.2036 arcsec x 66.8856 arcsec pa=-88.0973 deg 2026-04-16 14:00:31 INFO SIImageStore::printBeamSet + I Min 1 1.449984e+09 -47963 0.0000 arcsec x 0.0000 arcsec pa= 0.0000 deg 2026-04-16 14:00:31 INFO SIImageStore::printBeamSet + I Median 5 1.249986e+09 3 59.8179 arcsec x 56.1060 arcsec pa=-88.0997 deg 2026-04-16 14:00:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:00:31 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:31 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 14:00:31 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:32 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:00:34 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:34 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:00:28.191502 End time: 2026-04-16 14:00:33.786122 2026-04-16 14:00:34 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:00:34 INFO tclean::::casa ########################################## 2026-04-16 14:00:34 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:34 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:34 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:34 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:34 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:34 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.42859 2026-04-16 14:00:34 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:34 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 14:00:34 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.42859, over full image : 1.42859 2026-04-16 14:00:34 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 14:00:34 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:34 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.42859, over full image : 1.42859 2026-04-16 14:00:34 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 14:00:34 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:00:34 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->0.686199, peakres=1.00001->0.313815, Reached cycleniter. 2026-04-16 14:00:34 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.709861, peakres=1.0345->0.324636, Reached cycleniter. 2026-04-16 14:00:34 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.735213, peakres=1.07144->0.33623, Reached cycleniter. 2026-04-16 14:00:34 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.762443, peakres=1.11113->0.348683, Reached cycleniter. 2026-04-16 14:00:34 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.791768, peakres=1.15386->0.362094, Reached cycleniter. 2026-04-16 14:00:34 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.823438, peakres=1.20002->0.376578, Reached cycleniter. 2026-04-16 14:00:34 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->70 [10], model=0->0.857749, peakres=1.25002->0.392269, Reached cycleniter. 2026-04-16 14:00:34 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=70->80 [10], model=0->0.895042, peakres=1.30437->0.409324, Reached cycleniter. 2026-04-16 14:00:34 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=80->90 [10], model=0->0.935725, peakres=1.36365->0.427929, Reached cycleniter. 2026-04-16 14:00:34 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=90->100 [10], model=0->0.980284, peakres=1.42859->0.448307, Reached cycleniter. 2026-04-16 14:00:34 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 8.17772 Peak Residual (over all planes) : 0.448307 in C9:P0 2026-04-16 14:00:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 100 iterations. 2026-04-16 14:00:34 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.448307, over full image : 0.448307 2026-04-16 14:00:34 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:34 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:00:34 INFO SIImageStore::restore Beam for chan : 0 : 49.8289 arcsec, 46.7898 arcsec, -88.094 deg 2026-04-16 14:00:34 INFO SIImageStore::restore Beam for chan : 1 : 51.5438 arcsec, 48.4389 arcsec, -87.9751 deg 2026-04-16 14:00:34 INFO SIImageStore::restore Beam for chan : 2 : 53.4536 arcsec, 50.1105 arcsec, -88.1166 deg 2026-04-16 14:00:34 INFO SIImageStore::restore Beam for chan : 3 : 55.3506 arcsec, 52.0028 arcsec, -88.0559 deg 2026-04-16 14:00:34 INFO SIImageStore::restore Beam for chan : 4 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 14:00:34 INFO SIImageStore::restore Beam for chan : 5 : 59.8179 arcsec, 56.106 arcsec, -88.0997 deg 2026-04-16 14:00:34 INFO SIImageStore::restore Beam for chan : 6 : 62.2834 arcsec, 58.5149 arcsec, -88.0574 deg 2026-04-16 14:00:34 INFO SIImageStore::restore Beam for chan : 7 : 64.9742 arcsec, 61.0362 arcsec, -88.0867 deg 2026-04-16 14:00:34 INFO SIImageStore::restore Beam for chan : 8 : 67.9686 arcsec, 63.7905 arcsec, -88.0992 deg 2026-04-16 14:00:34 INFO SIImageStore::restore Beam for chan : 9 : 71.2036 arcsec, 66.8856 arcsec, -88.0973 deg 2026-04-16 14:00:34 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:34 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:33.792073 End time: 2026-04-16 14:00:34.466252 2026-04-16 14:00:34 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:34 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:34 INFO name:: No table opened. 2026-04-16 14:00:34 INFO showcache:: The Table Cache is empty. 2026-04-16 14:00:34 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:00:34 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 14:00:34 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:00:34 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:00:34 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.428591012954712 at [50, 50, 0, 9] ( Pass : should be 1.42858946 , Epsilon: 0.05) : frequency, start='1.5GHz', width='-50MHz', TOPO /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 14:00:35 INFO tclean::::casa ########################################## 2026-04-16 14:00:35 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:00:35 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='0', spw='0', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='J2000 19:59:28.500 +40.44.01.50', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=10, start='', width='23983.4km/s', outframe='TOPO', veltype='radio', restfreq=['1.25GHz'], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:00:35 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:00:35 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 14:00:35 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:35 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:00:35 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:00:35 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in vrad 2026-04-16 14:00:35 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.475e+09 Hz == -5.39627e+07 m/s radio velocity 2026-04-16 14:00:35 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 1e+08 Hz == 2.39834e+07 m/s radio velocity 2026-04-16 14:00:35 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 10 2026-04-16 14:00:35 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 1e+09 Hz 2026-04-16 14:00:35 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 9.75e+08 Hz, upper edge = 1.975e+09 Hz 2026-04-16 14:00:35 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:00:35 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 10] Spectral: [1.925e+09] at [0] with increment [-1e+08] 2026-04-16 14:00:35 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:00:35 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:35 INFO tclean::::casa CFCache already exists 2026-04-16 14:00:35 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:35 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:00:35 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:35 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 14:00:35 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:36 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:00:37 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:00:38 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.00171831 c1:0.00166969 c2:0.00166969 c3:0.00166969 c4:0.00166969 c5:0.00166969 c6:0.00166969 c7:0.00166969 c8:0.00166969 c9:0.00175984 2026-04-16 14:00:38 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.057646 2026-04-16 14:00:38 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 14:00:38 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 14:00:38 INFO SIImageStore::printBeamSet + I Max 9 1.024988e+09 53965 72.8152 arcsec x 68.2710 arcsec pa=-87.9993 deg 2026-04-16 14:00:38 INFO SIImageStore::printBeamSet + I Min 1 1.824980e+09 -137900 0.0000 arcsec x 0.0000 arcsec pa= 0.0000 deg 2026-04-16 14:00:38 INFO SIImageStore::printBeamSet + I Median 5 1.424984e+09 -41967 53.4133 arcsec x 49.1314 arcsec pa=-88.2176 deg 2026-04-16 14:00:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:00:38 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:38 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | Selecting on fields : 0 | Selecting on spw :0 | [Opened in readonly mode] 2026-04-16 14:00:38 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:38 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:00:41 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:41 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:00:34.688525 End time: 2026-04-16 14:00:40.575207 2026-04-16 14:00:41 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:00:41 INFO tclean::::casa ########################################## 2026-04-16 14:00:41 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:41 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:41 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:41 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:41 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:41 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.46034 2026-04-16 14:00:41 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:41 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100000 out of a total of 100000 pixels. [ 100 % ] 2026-04-16 14:00:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.46034, over full image : 1.46034 2026-04-16 14:00:41 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 14:00:41 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.46034, over full image : 1.46034 2026-04-16 14:00:41 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 9] 2026-04-16 14:00:41 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 10 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:00:41 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->0.535201, peakres=0.779961->0.24476, Reached cycleniter. 2026-04-16 14:00:41 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.564105, peakres=0.822083->0.257978, Reached cycleniter. 2026-04-16 14:00:41 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.59682, peakres=0.86976->0.27294, Reached cycleniter. 2026-04-16 14:00:41 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.633564, peakres=0.923308->0.289744, Reached cycleniter. 2026-04-16 14:00:41 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.675131, peakres=0.983884->0.308753, Reached cycleniter. 2026-04-16 14:00:41 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.722537, peakres=1.05297->0.330433, Reached cycleniter. 2026-04-16 14:00:41 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->70 [10], model=0->0.777105, peakres=1.13249->0.355389, Reached cycleniter. 2026-04-16 14:00:41 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=70->80 [10], model=0->0.840593, peakres=1.22502->0.384423, Reached cycleniter. 2026-04-16 14:00:41 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=80->90 [10], model=0->0.915384, peakres=1.33401->0.418626, Reached cycleniter. 2026-04-16 14:00:41 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=90->100 [10], model=0->1.00207, peakres=1.46034->0.458272, Reached cycleniter. 2026-04-16 14:00:41 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 7.26251 Peak Residual (over all planes) : 0.458272 in C9:P0 2026-04-16 14:00:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 100 iterations. 2026-04-16 14:00:41 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.458272, over full image : 0.458272 2026-04-16 14:00:41 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:41 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:00:41 INFO SIImageStore::restore Beam for chan : 0 : 39.1098 arcsec, 36.4953 arcsec, -88.6816 deg 2026-04-16 14:00:41 INFO SIImageStore::restore Beam for chan : 1 : 41.6317 arcsec, 38.3762 arcsec, -88.1745 deg 2026-04-16 14:00:41 INFO SIImageStore::restore Beam for chan : 2 : 44.0833 arcsec, 40.5971 arcsec, -88.2017 deg 2026-04-16 14:00:41 INFO SIImageStore::restore Beam for chan : 3 : 46.7598 arcsec, 43.0688 arcsec, -87.9062 deg 2026-04-16 14:00:41 INFO SIImageStore::restore Beam for chan : 4 : 49.8071 arcsec, 45.9024 arcsec, -88.1916 deg 2026-04-16 14:00:41 INFO SIImageStore::restore Beam for chan : 5 : 53.4133 arcsec, 49.1314 arcsec, -88.2176 deg 2026-04-16 14:00:41 INFO SIImageStore::restore Beam for chan : 6 : 57.336 arcsec, 52.8693 arcsec, -88.1637 deg 2026-04-16 14:00:41 INFO SIImageStore::restore Beam for chan : 7 : 62.084 arcsec, 57.1519 arcsec, -88.1979 deg 2026-04-16 14:00:41 INFO SIImageStore::restore Beam for chan : 8 : 67.62 arcsec, 62.1975 arcsec, -87.9904 deg 2026-04-16 14:00:41 INFO SIImageStore::restore Beam for chan : 9 : 72.8152 arcsec, 68.271 arcsec, -87.9993 deg 2026-04-16 14:00:41 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:41 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:40.579471 End time: 2026-04-16 14:00:41.291213 2026-04-16 14:00:41 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:41 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:41 INFO name:: No table opened. 2026-04-16 14:00:41 INFO showcache:: The Table Cache is empty. 2026-04-16 14:00:41 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:00:41 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 14:00:41 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:00:41 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:00:41 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.4603447914123535 at [50, 50, 0, 9] ( Pass : should be 1.46184647 , Epsilon: 0.05) : frequency, default start, width='23983.4km/s', TOPO /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 14:00:41 INFO tclean::::casa ########################################## 2026-04-16 14:00:41 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:00:41 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='10.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=-1, start='', width='', outframe='', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:00:41 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:00:41 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:00:42 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:00:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:00:42 WARN SynthesisParamsImage::buildCoordinateSystem (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SynthesisUtilMethods.cc, line 2849) No rest frequency info, using the center of the selected spw(s):1.475e+09 Hz. Velocity labelling may not be correct. 2026-04-16 14:00:42 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 14:00:42 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.47498e+09 Hz 2026-04-16 14:00:42 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 4.99994e+07 Hz 2026-04-16 14:00:42 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 20 2026-04-16 14:00:42 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 9.99989e+08 Hz 2026-04-16 14:00:42 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 9.74989e+08 Hz, upper edge = 1.97498e+09 Hz 2026-04-16 14:00:42 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:00:42 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 20] Spectral: [9.99989e+08] at [0] with increment [4.99994e+07] 2026-04-16 14:00:42 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:00:42 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01062 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:42 INFO tclean::::casa CFCache already exists 2026-04-16 14:00:42 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:42 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:00:42 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01062 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:42 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:00:42 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:43 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:00:45 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:00:45 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.0425628 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 c10:0.00176285 c11:0.00176285 c12:0.00176285 c13:0.00176285 c14:0.00176285 c15:0.00176285 c16:0.00176285 c17:0.00176285 c18:0.00176285 c19:0.00176285 2026-04-16 14:00:46 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.079481 2026-04-16 14:00:46 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 14:00:46 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 14:00:46 INFO SIImageStore::printBeamSet + I Max 0 1.00e+09 96546 92.8715 arcsec x 65.3988 arcsec pa=-83.6303 deg 2026-04-16 14:00:46 INFO SIImageStore::printBeamSet + I Min 19 1.95e+09 -96539 38.3053 arcsec x 35.9408 arcsec pa=-88.2207 deg 2026-04-16 14:00:46 INFO SIImageStore::printBeamSet + I Median 9 1.45e+09 5085 51.5591 arcsec x 48.4296 arcsec pa=-88.0846 deg 2026-04-16 14:00:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:00:46 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01062 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:46 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:00:46 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:46 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:00:49 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:49 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:00:41.476262 End time: 2026-04-16 14:00:48.629197 2026-04-16 14:00:49 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:00:49 INFO tclean::::casa ########################################## 2026-04-16 14:00:49 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:49 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:49 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:49 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:49 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:49 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.50002 2026-04-16 14:00:49 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:49 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 200000 out of a total of 200000 pixels. [ 100 % ] 2026-04-16 14:00:49 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 14:00:49 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 14:00:49 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:49 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 14:00:49 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 19] 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 20 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->10 [10], model=0->1.0293, peakres=1.50002->0.470722, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=10->20 [10], model=0->0.980284, peakres=1.42859->0.448307, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=20->30 [10], model=0->0.935725, peakres=1.36365->0.427929, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=30->40 [10], model=0->0.895042, peakres=1.30437->0.409324, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=40->50 [10], model=0->0.857749, peakres=1.25002->0.392269, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=50->60 [10], model=0->0.823438, peakres=1.20002->0.376578, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=60->70 [10], model=0->0.791768, peakres=1.15386->0.362094, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=70->80 [10], model=0->0.762443, peakres=1.11113->0.348683, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=80->90 [10], model=0->0.735213, peakres=1.07144->0.33623, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=90->100 [10], model=0->0.709861, peakres=1.0345->0.324636, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C10] iters=100->110 [10], model=0->0.686199, peakres=1.00001->0.313815, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C11] iters=110->120 [10], model=0->0.664063, peakres=0.967755->0.303692, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C12] iters=120->130 [10], model=0->0.643311, peakres=0.937513->0.294201, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C13] iters=130->140 [10], model=0->0.623817, peakres=0.909103->0.285286, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C14] iters=140->150 [10], model=0->0.605469, peakres=0.882365->0.276895, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C15] iters=150->160 [10], model=0->0.58817, peakres=0.857154->0.268984, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C16] iters=160->170 [10], model=0->0.571832, peakres=0.833345->0.261512, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C17] iters=170->180 [10], model=0->0.556377, peakres=0.810822->0.254444, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C18] iters=180->190 [10], model=0->0.541736, peakres=0.789484->0.247749, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst:C19] iters=190->200 [10], model=0->0.527845, peakres=0.769241->0.241396, Reached cycleniter. 2026-04-16 14:00:49 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 14.5296 Peak Residual (over all planes) : 0.470722 in C0:P0 2026-04-16 14:00:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 200 iterations. 2026-04-16 14:00:49 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.470722, over full image : 0.470722 2026-04-16 14:00:49 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:49 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:00:49 INFO SIImageStore::restore Beam for chan : 0 : 92.8715 arcsec, 65.3988 arcsec, -83.6303 deg 2026-04-16 14:00:49 INFO SIImageStore::restore Beam for chan : 1 : 71.1186 arcsec, 66.8928 arcsec, -88.0244 deg 2026-04-16 14:00:49 INFO SIImageStore::restore Beam for chan : 2 : 67.9455 arcsec, 63.8038 arcsec, -88.1312 deg 2026-04-16 14:00:49 INFO SIImageStore::restore Beam for chan : 3 : 65.0216 arcsec, 61.0897 arcsec, -88.1697 deg 2026-04-16 14:00:49 INFO SIImageStore::restore Beam for chan : 4 : 62.2861 arcsec, 58.4872 arcsec, -88.094 deg 2026-04-16 14:00:49 INFO SIImageStore::restore Beam for chan : 5 : 59.8296 arcsec, 56.1567 arcsec, -88.1119 deg 2026-04-16 14:00:49 INFO SIImageStore::restore Beam for chan : 6 : 57.4664 arcsec, 53.9859 arcsec, -87.7704 deg 2026-04-16 14:00:49 INFO SIImageStore::restore Beam for chan : 7 : 55.3706 arcsec, 51.9663 arcsec, -88.0956 deg 2026-04-16 14:00:49 INFO SIImageStore::restore Beam for chan : 8 : 53.3906 arcsec, 50.1404 arcsec, -88.0163 deg 2026-04-16 14:00:49 INFO SIImageStore::restore Beam for chan : 9 : 51.5591 arcsec, 48.4296 arcsec, -88.0846 deg 2026-04-16 14:00:49 INFO SIImageStore::restore Beam for chan : 10 : 49.8287 arcsec, 46.7748 arcsec, -88.0959 deg 2026-04-16 14:00:49 INFO SIImageStore::restore Beam for chan : 11 : 48.2218 arcsec, 45.3468 arcsec, -88.284 deg 2026-04-16 14:00:49 INFO SIImageStore::restore Beam for chan : 12 : 46.7074 arcsec, 43.9053 arcsec, -87.5324 deg 2026-04-16 14:00:49 INFO SIImageStore::restore Beam for chan : 13 : 45.2957 arcsec, 42.5472 arcsec, -88.1525 deg 2026-04-16 14:00:50 INFO SIImageStore::restore Beam for chan : 14 : 44.0352 arcsec, 41.2913 arcsec, -87.9475 deg 2026-04-16 14:00:50 INFO SIImageStore::restore Beam for chan : 15 : 42.6523 arcsec, 40.1535 arcsec, -87.5201 deg 2026-04-16 14:00:50 INFO SIImageStore::restore Beam for chan : 16 : 41.4819 arcsec, 39.0342 arcsec, -88.0834 deg 2026-04-16 14:00:50 INFO SIImageStore::restore Beam for chan : 17 : 40.3646 arcsec, 37.9873 arcsec, -88.1305 deg 2026-04-16 14:00:50 INFO SIImageStore::restore Beam for chan : 18 : 39.4132 arcsec, 36.8694 arcsec, -88.2259 deg 2026-04-16 14:00:50 INFO SIImageStore::restore Beam for chan : 19 : 38.3053 arcsec, 35.9408 arcsec, -88.2207 deg 2026-04-16 14:00:50 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:50 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:48.632262 End time: 2026-04-16 14:00:49.784835 2026-04-16 14:00:50 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:50 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:50 INFO name:: No table opened. 2026-04-16 14:00:50 INFO showcache:: The Table Cache is empty. 2026-04-16 14:00:50 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:00:50 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 14:00:50 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:00:50 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:00:50 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.5000190734863281 at [50, 50, 0, 0] ( Pass : should be 1.5002 , Epsilon: 0.05) 2026-04-16 14:00:50 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 0.7692411541938782 at [50, 50, 0, 19] ( Pass : should be 0.769 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 14:00:50 INFO tclean::::casa ########################################## 2026-04-16 14:00:50 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:00:50 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell=['10.0arcsec', '30.0arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:00:50 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:00:50 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:00:50 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:00:50 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:00:50 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:00:50 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:00:50 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.47499e+09] at [0] with increment [9.99992e+08] 2026-04-16 14:00:50 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:00:50 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:00:50 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:00:50 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:00:53 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.000406737 2026-04-16 14:00:53 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009487 2026-04-16 14:00:53 INFO SIImageStore::printBeamSet Beam : 52.9637 arcsec, 51.7308 arcsec, 8.55634 deg 2026-04-16 14:00:53 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:00:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:00:55 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:00:55 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:00:50.011710 End time: 2026-04-16 14:00:55.266497 2026-04-16 14:00:55 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:00:55 INFO tclean::::casa ########################################## 2026-04-16 14:00:55 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:55 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:55 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=1, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:55 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:55 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:55 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:55 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:00:55 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:55 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:00:55 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:00:55 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=1, Gain=0.1 2026-04-16 14:00:55 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.203017, peakres=1.06851->0.865495, Reached cycleniter. 2026-04-16 14:00:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:00:55 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.865495, over full image : 0.865495 2026-04-16 14:00:55 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:55 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:00:55 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:55.296769 End time: 2026-04-16 14:00:55.477764 2026-04-16 14:00:55 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:55 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:55 INFO imtrans::::casa ########################################## 2026-04-16 14:00:55 INFO imtrans::::casa ##### Begin Task: imtrans ##### 2026-04-16 14:00:55 INFO imtrans::::casa imtrans( imagename='tst_bak.model', outfile='tst.model', order='3012' ) 2026-04-16 14:00:56 INFO imtrans::SubImageFactory::createImage Creating image 'tst.model' of shape [1, 100, 100, 1] 2026-04-16 14:00:56 INFO imtrans::::casa Task imtrans complete. Start time: 2026-04-16 14:00:55.489014 End time: 2026-04-16 14:00:55.531443 2026-04-16 14:00:56 INFO imtrans::::casa ##### End Task: imtrans ##### 2026-04-16 14:00:56 INFO imtrans::::casa ########################################## 2026-04-16 14:00:56 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:56 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:56 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:56 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:56 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:56 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:56 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.865495, over full image : 0.865495 2026-04-16 14:00:56 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:00:56 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:00:56 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.865495, over full image : 0.865495 2026-04-16 14:00:56 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:00:56 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.model : There is a shape mismatch between existing images ([1, 100, 100, 1]) and current parameters ([100, 100, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:56 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.model : There is a shape mismatch between existing images ([1, 100, 100, 1]) and current parameters ([100, 100, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:56 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:00:56 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:00:56 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:00:56 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:56 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 280, in deconvolve 2026-04-16 14:00:56 INFO deconvolve::::casa+ decon.runMinorCycle() 2026-04-16 14:00:56 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 224, in runMinorCycle 2026-04-16 14:00:56 INFO deconvolve::::casa+ self.runMinorCycleCore() 2026-04-16 14:00:56 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 256, in runMinorCycleCore 2026-04-16 14:00:56 INFO deconvolve::::casa+ exrec = self.SDtools[immod].executeminorcycle( iterbotrecord = iterbotrec ) 2026-04-16 14:00:56 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:56 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 51, in executeminorcycle 2026-04-16 14:00:56 INFO deconvolve::::casa+ return self._swigobj.executeminorcycle(iterbotrecord) 2026-04-16 14:00:56 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:56 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 164, in executeminorcycle 2026-04-16 14:00:56 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_executeminorcycle(self, *args, **kwargs) 2026-04-16 14:00:56 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:56 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.model : There is a shape mismatch between existing images ([1, 100, 100, 1]) and current parameters ([100, 100, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:56 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:55.535844 End time: 2026-04-16 14:00:55.591301 2026-04-16 14:00:56 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:56 INFO deconvolve::::casa ########################################## .2026-04-16 14:00:56 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:56 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:56 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=1, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='pb', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:56 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:56 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:56 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:56 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:00:56 INFO SynthesisDeconvolver::setupMask [tst] Setting up a PB based mask 2026-04-16 14:00:56 INFO SDMaskHandler::makePBMask MAKE PB mask 2026-04-16 14:00:56 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:00:56 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 8232 out of a total of 10000 pixels. [ 82.32 % ] 2026-04-16 14:00:56 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:00:56 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=1, Gain=0.1 2026-04-16 14:00:56 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.203017, peakres=1.06851->0.865495, Reached cycleniter. 2026-04-16 14:00:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:00:56 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.865495, over full image : 0.865495 2026-04-16 14:00:56 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:56 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:00:56 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:55.615212 End time: 2026-04-16 14:00:55.819237 2026-04-16 14:00:56 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:56 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:56 INFO imtrans::::casa ########################################## 2026-04-16 14:00:56 INFO imtrans::::casa ##### Begin Task: imtrans ##### 2026-04-16 14:00:56 INFO imtrans::::casa imtrans( imagename='tst_bak.pb', outfile='tst.pb', order='3012' ) 2026-04-16 14:00:56 INFO imtrans::SubImageFactory::createImage Creating image 'tst.pb' of shape [1, 100, 100, 1] 2026-04-16 14:00:56 INFO imtrans::ImageMaskAttacher::makeMask Created mask `mask0' 2026-04-16 14:00:56 INFO imtrans::::casa Task imtrans complete. Start time: 2026-04-16 14:00:55.828532 End time: 2026-04-16 14:00:55.887362 2026-04-16 14:00:56 INFO imtrans::::casa ##### End Task: imtrans ##### 2026-04-16 14:00:56 INFO imtrans::::casa ########################################## 2026-04-16 14:00:56 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:56 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:56 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='pb', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:56 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:56 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:56 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:56 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.865495, over full image : 0.865495 2026-04-16 14:00:56 INFO SynthesisDeconvolver::setupMask [tst] Setting up a PB based mask 2026-04-16 14:00:56 INFO SDMaskHandler::makePBMask MAKE PB mask 2026-04-16 14:00:56 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Cannot open existing image : tst.pb : There is a shape mismatch between existing images ([1, 100, 100, 1]) and current parameters ([100, 100, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:56 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Cannot open existing image : tst.pb : There is a shape mismatch between existing images ([1, 100, 100, 1]) and current parameters ([100, 100, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:56 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:00:56 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:00:56 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:00:56 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:56 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 272, in deconvolve 2026-04-16 14:00:56 INFO deconvolve::::casa+ decon.updateMask() 2026-04-16 14:00:56 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 187, in updateMask 2026-04-16 14:00:56 INFO deconvolve::::casa+ maskchanged = maskchanged | self.SDtools[immod].setupmask() 2026-04-16 14:00:56 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:56 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 36, in setupmask 2026-04-16 14:00:56 INFO deconvolve::::casa+ return self._swigobj.setupmask() 2026-04-16 14:00:56 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:56 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 111, in setupmask 2026-04-16 14:00:56 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_setupmask(self) 2026-04-16 14:00:56 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:56 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Cannot open existing image : tst.pb : There is a shape mismatch between existing images ([1, 100, 100, 1]) and current parameters ([100, 100, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:56 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:55.892215 End time: 2026-04-16 14:00:55.939733 2026-04-16 14:00:56 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:56 INFO deconvolve::::casa ########################################## .2026-04-16 14:00:56 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:56 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:56 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=1, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:56 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:56 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:56 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:56 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:00:56 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:56 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:00:56 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:00:56 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=1, Gain=0.1 2026-04-16 14:00:56 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.203017, peakres=1.06851->0.865495, Reached cycleniter. 2026-04-16 14:00:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:00:56 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.865495, over full image : 0.865495 2026-04-16 14:00:56 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:56 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:00:56 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:55.969869 End time: 2026-04-16 14:00:56.157664 2026-04-16 14:00:56 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:56 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:56 INFO imtrans::::casa ########################################## 2026-04-16 14:00:56 INFO imtrans::::casa ##### Begin Task: imtrans ##### 2026-04-16 14:00:56 INFO imtrans::::casa imtrans( imagename='tst_bak.psf', outfile='tst.psf', order='3012' ) 2026-04-16 14:00:56 INFO imtrans::SubImageFactory::createImage Creating image 'tst.psf' of shape [1, 100, 100, 1] 2026-04-16 14:00:56 INFO imtrans::::casa Task imtrans complete. Start time: 2026-04-16 14:00:56.164898 End time: 2026-04-16 14:00:56.232379 2026-04-16 14:00:56 INFO imtrans::::casa ##### End Task: imtrans ##### 2026-04-16 14:00:56 INFO imtrans::::casa ########################################## 2026-04-16 14:00:56 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:56 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:56 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:56 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:56 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:56 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:56 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Error initializing the Minor Cycle for tst : Cannot open existing image : tst.mask : There is a shape mismatch between existing images ([100, 100, 1, 1]) and current parameters ([1, 100, 100, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:56 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Error initializing the Minor Cycle for tst : Cannot open existing image : tst.mask : There is a shape mismatch between existing images ([100, 100, 1, 1]) and current parameters ([1, 100, 100, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:56 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:00:56 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:00:56 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:00:56 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:56 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 271, in deconvolve 2026-04-16 14:00:56 INFO deconvolve::::casa+ isit = decon.hasConverged() 2026-04-16 14:00:56 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:56 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 141, in hasConverged 2026-04-16 14:00:56 INFO deconvolve::::casa+ initrec = self.SDtools[immod].initminorcycle() 2026-04-16 14:00:56 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:56 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 31, in initminorcycle 2026-04-16 14:00:56 INFO deconvolve::::casa+ return self._swigobj.initminorcycle() 2026-04-16 14:00:56 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:56 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 98, in initminorcycle 2026-04-16 14:00:56 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_initminorcycle(self) 2026-04-16 14:00:56 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:56 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Error initializing the Minor Cycle for tst : Cannot open existing image : tst.mask : There is a shape mismatch between existing images ([100, 100, 1, 1]) and current parameters ([1, 100, 100, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:56 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:56.238390 End time: 2026-04-16 14:00:56.270003 2026-04-16 14:00:56 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:56 INFO deconvolve::::casa ########################################## .2026-04-16 14:00:56 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:56 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:56 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=1, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:56 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:56 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:56 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:56 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:00:56 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:56 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:00:56 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:00:56 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=1, Gain=0.1 2026-04-16 14:00:56 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.203017, peakres=1.06851->0.865495, Reached cycleniter. 2026-04-16 14:00:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:00:56 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.865495, over full image : 0.865495 2026-04-16 14:00:56 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:56 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:00:57 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:56.308743 End time: 2026-04-16 14:00:56.569261 2026-04-16 14:00:57 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:57 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:57 INFO imtrans::::casa ########################################## 2026-04-16 14:00:57 INFO imtrans::::casa ##### Begin Task: imtrans ##### 2026-04-16 14:00:57 INFO imtrans::::casa imtrans( imagename='tst_bak.residual', outfile='tst.residual', order='3012' ) 2026-04-16 14:00:57 INFO imtrans::SubImageFactory::createImage Creating image 'tst.residual' of shape [1, 100, 100, 1] 2026-04-16 14:00:57 INFO imtrans::ImageMaskAttacher::makeMask Created mask `mask0' 2026-04-16 14:00:57 INFO imtrans::::casa Task imtrans complete. Start time: 2026-04-16 14:00:56.578534 End time: 2026-04-16 14:00:56.639394 2026-04-16 14:00:57 INFO imtrans::::casa ##### End Task: imtrans ##### 2026-04-16 14:00:57 INFO imtrans::::casa ########################################## 2026-04-16 14:00:57 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:57 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:57 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:57 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:57 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:57 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:57 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Error initializing the Minor Cycle for tst : Cannot open existing image : tst.mask : There is a coordinate system mismatch between existing images on disk and current parameters (The pixel axes differ for coordinate number 0). If you are attempting to restart a run, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new coordinate system before continuing. 2026-04-16 14:00:57 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Error initializing the Minor Cycle for tst : Cannot open existing image : tst.mask : There is a coordinate system mismatch between existing images on disk and current parameters (The pixel axes differ for coordinate number 0). If you are attempting to restart a run, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new coordinate system before continuing. 2026-04-16 14:00:57 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:00:57 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:00:57 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:00:57 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:57 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 271, in deconvolve 2026-04-16 14:00:57 INFO deconvolve::::casa+ isit = decon.hasConverged() 2026-04-16 14:00:57 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:57 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 141, in hasConverged 2026-04-16 14:00:57 INFO deconvolve::::casa+ initrec = self.SDtools[immod].initminorcycle() 2026-04-16 14:00:57 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:57 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 31, in initminorcycle 2026-04-16 14:00:57 INFO deconvolve::::casa+ return self._swigobj.initminorcycle() 2026-04-16 14:00:57 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:57 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 98, in initminorcycle 2026-04-16 14:00:57 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_initminorcycle(self) 2026-04-16 14:00:57 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:57 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Error initializing the Minor Cycle for tst : Cannot open existing image : tst.mask : There is a coordinate system mismatch between existing images on disk and current parameters (The pixel axes differ for coordinate number 0). If you are attempting to restart a run, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new coordinate system before continuing. 2026-04-16 14:00:57 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:56.645007 End time: 2026-04-16 14:00:56.674875 2026-04-16 14:00:57 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:57 INFO deconvolve::::casa ########################################## .2026-04-16 14:00:57 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:57 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:57 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:57 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:57 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:57 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:57 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:00:57 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:57 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:00:57 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:00:57 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:00:57 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.733202, peakres=1.06851->0.33531, Reached cycleniter. 2026-04-16 14:00:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:00:57 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:00:57 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:57 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:00:57 INFO SIImageStore::restore Beam for chan : 0 : 52.9637 arcsec, 51.7308 arcsec, 8.55634 deg 2026-04-16 14:00:57 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:00:57 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:56.708440 End time: 2026-04-16 14:00:57.068694 2026-04-16 14:00:57 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:57 INFO deconvolve::::casa ########################################## .2026-04-16 14:00:57 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:57 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:57 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:57 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Internal Error: missing one or more of the required images: ['tst.psf'] 2026-04-16 14:00:57 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Internal Error: missing one or more of the required images: ['tst.psf'] 2026-04-16 14:00:57 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:00:57 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:00:57 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:00:57 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:57 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 205, in deconvolve 2026-04-16 14:00:57 INFO deconvolve::::casa+ check_requiredimgs_exist(imagename, inp) 2026-04-16 14:00:57 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 59, in check_requiredimgs_exist 2026-04-16 14:00:57 INFO deconvolve::::casa+ raise RuntimeError("Internal Error: missing one or more of the required images: " + str(diffims)) 2026-04-16 14:00:57 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Internal Error: missing one or more of the required images: ['tst.psf'] 2026-04-16 14:00:57 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:57.118779 End time: 2026-04-16 14:00:57.122143 2026-04-16 14:00:57 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:57 INFO deconvolve::::casa ########################################## .2026-04-16 14:00:57 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:57 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:57 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:57 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Internal Error: missing one or more of the required images: ['tst.residual'] 2026-04-16 14:00:57 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Internal Error: missing one or more of the required images: ['tst.residual'] 2026-04-16 14:00:57 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:00:57 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:00:57 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:00:57 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:57 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 205, in deconvolve 2026-04-16 14:00:57 INFO deconvolve::::casa+ check_requiredimgs_exist(imagename, inp) 2026-04-16 14:00:57 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 59, in check_requiredimgs_exist 2026-04-16 14:00:57 INFO deconvolve::::casa+ raise RuntimeError("Internal Error: missing one or more of the required images: " + str(diffims)) 2026-04-16 14:00:57 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Internal Error: missing one or more of the required images: ['tst.residual'] 2026-04-16 14:00:57 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:57.164555 End time: 2026-04-16 14:00:57.167557 2026-04-16 14:00:57 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:57 INFO deconvolve::::casa ########################################## .2026-04-16 14:00:57 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:57 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:57 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:57 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:57 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:57 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:57 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:00:57 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:57 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:00:57 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:00:57 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:00:57 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.733202, peakres=1.06851->0.33531, Reached cycleniter. 2026-04-16 14:00:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:00:57 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:00:57 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:57 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:00:57 INFO SIImageStore::restore Beam for chan : 0 : 52.9637 arcsec, 51.7308 arcsec, 8.55634 deg 2026-04-16 14:00:57 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:00:58 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:57.202469 End time: 2026-04-16 14:00:57.581771 2026-04-16 14:00:58 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:58 INFO deconvolve::::casa ########################################## .2026-04-16 14:00:58 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:58 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:58 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=1, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:58 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:58 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:58 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:58 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:00:58 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:58 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:00:58 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:00:58 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=1, Gain=0.1 2026-04-16 14:00:58 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.203017, peakres=1.06851->0.865495, Reached cycleniter. 2026-04-16 14:00:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:00:58 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.865495, over full image : 0.865495 2026-04-16 14:00:58 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:58 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:00:58 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:57.618819 End time: 2026-04-16 14:00:57.872942 2026-04-16 14:00:58 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:58 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:58 INFO imrebin::::casa ########################################## 2026-04-16 14:00:58 INFO imrebin::::casa ##### Begin Task: imrebin ##### 2026-04-16 14:00:58 INFO imrebin::::casa imrebin( imagename='tst_bak.model', outfile='tst.model', factor=[50, 50], region='', box='', chans='', stokes='', mask='', dropdeg=False, overwrite=False, stretch=False, crop=True ) 2026-04-16 14:00:58 INFO imrebin::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-04-16 14:00:58 INFO imrebin::CasacRegionManager::fromBCS Using all spectral channels. 2026-04-16 14:00:58 INFO imrebin::CasacRegionManager::fromBCS Using polarizations ALL 2026-04-16 14:00:58 INFO imrebin::ImageRebinner::setFactors Not all rebinning factors were specified, filling in those not specified with factors of 1, so will rebin according to factor=[50, 50, 1, 1] 2026-04-16 14:00:58 INFO imrebin::SubImageFactory::createImage Creating image 'tst.model' of shape [2, 2, 1, 1] 2026-04-16 14:00:58 INFO imrebin::::casa Task imrebin complete. Start time: 2026-04-16 14:00:57.894016 End time: 2026-04-16 14:00:57.953559 2026-04-16 14:00:58 INFO imrebin::::casa ##### End Task: imrebin ##### 2026-04-16 14:00:58 INFO imrebin::::casa ########################################## 2026-04-16 14:00:58 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:58 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:58 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:58 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:58 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:58 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:58 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.865495, over full image : 0.865495 2026-04-16 14:00:58 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:00:58 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:00:58 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.865495, over full image : 0.865495 2026-04-16 14:00:58 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:00:58 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.model : There is a shape mismatch between existing images ([2, 2, 1, 1]) and current parameters ([100, 100, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:58 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.model : There is a shape mismatch between existing images ([2, 2, 1, 1]) and current parameters ([100, 100, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:58 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:00:58 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:00:58 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:00:58 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:58 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 280, in deconvolve 2026-04-16 14:00:58 INFO deconvolve::::casa+ decon.runMinorCycle() 2026-04-16 14:00:58 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 224, in runMinorCycle 2026-04-16 14:00:58 INFO deconvolve::::casa+ self.runMinorCycleCore() 2026-04-16 14:00:58 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 256, in runMinorCycleCore 2026-04-16 14:00:58 INFO deconvolve::::casa+ exrec = self.SDtools[immod].executeminorcycle( iterbotrecord = iterbotrec ) 2026-04-16 14:00:58 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:58 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 51, in executeminorcycle 2026-04-16 14:00:58 INFO deconvolve::::casa+ return self._swigobj.executeminorcycle(iterbotrecord) 2026-04-16 14:00:58 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:58 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 164, in executeminorcycle 2026-04-16 14:00:58 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_executeminorcycle(self, *args, **kwargs) 2026-04-16 14:00:58 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:58 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.model : There is a shape mismatch between existing images ([2, 2, 1, 1]) and current parameters ([100, 100, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:58 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:57.958216 End time: 2026-04-16 14:00:58.026259 2026-04-16 14:00:58 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:58 INFO deconvolve::::casa ########################################## .2026-04-16 14:00:58 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:58 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:58 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=1, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='pb', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:58 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:58 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:58 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:58 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:00:58 INFO SynthesisDeconvolver::setupMask [tst] Setting up a PB based mask 2026-04-16 14:00:58 INFO SDMaskHandler::makePBMask MAKE PB mask 2026-04-16 14:00:58 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:00:58 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 8232 out of a total of 10000 pixels. [ 82.32 % ] 2026-04-16 14:00:58 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:00:58 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=1, Gain=0.1 2026-04-16 14:00:58 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.203017, peakres=1.06851->0.865495, Reached cycleniter. 2026-04-16 14:00:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:00:58 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.865495, over full image : 0.865495 2026-04-16 14:00:58 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:58 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:00:58 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:58.056720 End time: 2026-04-16 14:00:58.249412 2026-04-16 14:00:58 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:58 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:58 INFO imrebin::::casa ########################################## 2026-04-16 14:00:58 INFO imrebin::::casa ##### Begin Task: imrebin ##### 2026-04-16 14:00:58 INFO imrebin::::casa imrebin( imagename='tst_bak.pb', outfile='tst.pb', factor=[50, 50], region='', box='', chans='', stokes='', mask='', dropdeg=False, overwrite=False, stretch=False, crop=True ) 2026-04-16 14:00:58 INFO imrebin::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-04-16 14:00:58 INFO imrebin::CasacRegionManager::fromBCS Using all spectral channels. 2026-04-16 14:00:58 INFO imrebin::CasacRegionManager::fromBCS Using polarizations ALL 2026-04-16 14:00:58 INFO imrebin::ImageRebinner::setFactors Not all rebinning factors were specified, filling in those not specified with factors of 1, so will rebin according to factor=[50, 50, 1, 1] 2026-04-16 14:00:58 INFO imrebin::SubImageFactory::createImage Creating image 'tst.pb' of shape [2, 2, 1, 1] 2026-04-16 14:00:58 INFO imrebin::::casa Task imrebin complete. Start time: 2026-04-16 14:00:58.257401 End time: 2026-04-16 14:00:58.305733 2026-04-16 14:00:58 INFO imrebin::::casa ##### End Task: imrebin ##### 2026-04-16 14:00:58 INFO imrebin::::casa ########################################## 2026-04-16 14:00:58 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:58 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:58 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='pb', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:58 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:58 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:58 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:58 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.865495, over full image : 0.865495 2026-04-16 14:00:58 INFO SynthesisDeconvolver::setupMask [tst] Setting up a PB based mask 2026-04-16 14:00:58 INFO SDMaskHandler::makePBMask MAKE PB mask 2026-04-16 14:00:58 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Cannot open existing image : tst.pb : There is a shape mismatch between existing images ([2, 2, 1, 1]) and current parameters ([100, 100, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:58 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Cannot open existing image : tst.pb : There is a shape mismatch between existing images ([2, 2, 1, 1]) and current parameters ([100, 100, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:58 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:00:58 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:00:58 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:00:58 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:58 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 272, in deconvolve 2026-04-16 14:00:58 INFO deconvolve::::casa+ decon.updateMask() 2026-04-16 14:00:58 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 187, in updateMask 2026-04-16 14:00:58 INFO deconvolve::::casa+ maskchanged = maskchanged | self.SDtools[immod].setupmask() 2026-04-16 14:00:58 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:58 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 36, in setupmask 2026-04-16 14:00:58 INFO deconvolve::::casa+ return self._swigobj.setupmask() 2026-04-16 14:00:58 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:58 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 111, in setupmask 2026-04-16 14:00:58 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_setupmask(self) 2026-04-16 14:00:58 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:58 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Cannot open existing image : tst.pb : There is a shape mismatch between existing images ([2, 2, 1, 1]) and current parameters ([100, 100, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:58 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:58.308136 End time: 2026-04-16 14:00:58.334886 2026-04-16 14:00:58 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:58 INFO deconvolve::::casa ########################################## .2026-04-16 14:00:58 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:58 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:58 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=1, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:58 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:58 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:58 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:58 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:00:58 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:58 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:00:58 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:00:58 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=1, Gain=0.1 2026-04-16 14:00:58 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.203017, peakres=1.06851->0.865495, Reached cycleniter. 2026-04-16 14:00:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:00:58 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.865495, over full image : 0.865495 2026-04-16 14:00:58 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:58 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:00:59 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:58.361988 End time: 2026-04-16 14:00:58.575094 2026-04-16 14:00:59 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:59 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:59 INFO imrebin::::casa ########################################## 2026-04-16 14:00:59 INFO imrebin::::casa ##### Begin Task: imrebin ##### 2026-04-16 14:00:59 INFO imrebin::::casa imrebin( imagename='tst_bak.psf', outfile='tst.psf', factor=[50, 50], region='', box='', chans='', stokes='', mask='', dropdeg=False, overwrite=False, stretch=False, crop=True ) 2026-04-16 14:00:59 INFO imrebin::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-04-16 14:00:59 INFO imrebin::CasacRegionManager::fromBCS Using all spectral channels. 2026-04-16 14:00:59 INFO imrebin::CasacRegionManager::fromBCS Using polarizations ALL 2026-04-16 14:00:59 INFO imrebin::ImageRebinner::setFactors Not all rebinning factors were specified, filling in those not specified with factors of 1, so will rebin according to factor=[50, 50, 1, 1] 2026-04-16 14:00:59 INFO imrebin::SubImageFactory::createImage Creating image 'tst.psf' of shape [2, 2, 1, 1] 2026-04-16 14:00:59 INFO imrebin::::casa Task imrebin complete. Start time: 2026-04-16 14:00:58.582935 End time: 2026-04-16 14:00:58.636811 2026-04-16 14:00:59 INFO imrebin::::casa ##### End Task: imrebin ##### 2026-04-16 14:00:59 INFO imrebin::::casa ########################################## 2026-04-16 14:00:59 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:59 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:59 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:59 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:59 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:59 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:59 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Error initializing the Minor Cycle for tst : Cannot open existing image : tst.mask : There is a shape mismatch between existing images ([100, 100, 1, 1]) and current parameters ([2, 2, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:59 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Error initializing the Minor Cycle for tst : Cannot open existing image : tst.mask : There is a shape mismatch between existing images ([100, 100, 1, 1]) and current parameters ([2, 2, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:59 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:00:59 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:00:59 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:00:59 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:59 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 271, in deconvolve 2026-04-16 14:00:59 INFO deconvolve::::casa+ isit = decon.hasConverged() 2026-04-16 14:00:59 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:59 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 141, in hasConverged 2026-04-16 14:00:59 INFO deconvolve::::casa+ initrec = self.SDtools[immod].initminorcycle() 2026-04-16 14:00:59 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:59 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 31, in initminorcycle 2026-04-16 14:00:59 INFO deconvolve::::casa+ return self._swigobj.initminorcycle() 2026-04-16 14:00:59 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:59 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 98, in initminorcycle 2026-04-16 14:00:59 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_initminorcycle(self) 2026-04-16 14:00:59 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:59 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Error initializing the Minor Cycle for tst : Cannot open existing image : tst.mask : There is a shape mismatch between existing images ([100, 100, 1, 1]) and current parameters ([2, 2, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:00:59 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:58.640503 End time: 2026-04-16 14:00:58.660945 2026-04-16 14:00:59 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:59 INFO deconvolve::::casa ########################################## .2026-04-16 14:00:59 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:59 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:59 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=1, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:59 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:59 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:59 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:59 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:00:59 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:59 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:00:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:00:59 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=1, Gain=0.1 2026-04-16 14:00:59 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.203017, peakres=1.06851->0.865495, Reached cycleniter. 2026-04-16 14:00:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:00:59 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.865495, over full image : 0.865495 2026-04-16 14:00:59 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:59 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:00:59 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:58.692604 End time: 2026-04-16 14:00:58.895161 2026-04-16 14:00:59 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:59 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:59 INFO imrebin::::casa ########################################## 2026-04-16 14:00:59 INFO imrebin::::casa ##### Begin Task: imrebin ##### 2026-04-16 14:00:59 INFO imrebin::::casa imrebin( imagename='tst_bak.residual', outfile='tst.residual', factor=[50, 50], region='', box='', chans='', stokes='', mask='', dropdeg=False, overwrite=False, stretch=False, crop=True ) 2026-04-16 14:00:59 INFO imrebin::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-04-16 14:00:59 INFO imrebin::CasacRegionManager::fromBCS Using all spectral channels. 2026-04-16 14:00:59 INFO imrebin::CasacRegionManager::fromBCS Using polarizations ALL 2026-04-16 14:00:59 INFO imrebin::ImageRebinner::setFactors Not all rebinning factors were specified, filling in those not specified with factors of 1, so will rebin according to factor=[50, 50, 1, 1] 2026-04-16 14:00:59 INFO imrebin::SubImageFactory::createImage Creating image 'tst.residual' of shape [2, 2, 1, 1] 2026-04-16 14:00:59 INFO imrebin::::casa Task imrebin complete. Start time: 2026-04-16 14:00:58.903302 End time: 2026-04-16 14:00:58.970543 2026-04-16 14:00:59 INFO imrebin::::casa ##### End Task: imrebin ##### 2026-04-16 14:00:59 INFO imrebin::::casa ########################################## 2026-04-16 14:00:59 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:59 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:59 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:59 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:59 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:59 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:59 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Error initializing the Minor Cycle for tst : Cannot open existing image : tst.mask : There is a coordinate system mismatch between existing images on disk and current parameters (The DirectionCoordinates have differing LinearXform components). If you are attempting to restart a run, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new coordinate system before continuing. 2026-04-16 14:00:59 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Error initializing the Minor Cycle for tst : Cannot open existing image : tst.mask : There is a coordinate system mismatch between existing images on disk and current parameters (The DirectionCoordinates have differing LinearXform components). If you are attempting to restart a run, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new coordinate system before continuing. 2026-04-16 14:00:59 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:00:59 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:00:59 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:00:59 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:59 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 271, in deconvolve 2026-04-16 14:00:59 INFO deconvolve::::casa+ isit = decon.hasConverged() 2026-04-16 14:00:59 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:59 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 141, in hasConverged 2026-04-16 14:00:59 INFO deconvolve::::casa+ initrec = self.SDtools[immod].initminorcycle() 2026-04-16 14:00:59 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:59 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 31, in initminorcycle 2026-04-16 14:00:59 INFO deconvolve::::casa+ return self._swigobj.initminorcycle() 2026-04-16 14:00:59 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:59 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 98, in initminorcycle 2026-04-16 14:00:59 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_initminorcycle(self) 2026-04-16 14:00:59 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:00:59 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Error initializing the Minor Cycle for tst : Cannot open existing image : tst.mask : There is a coordinate system mismatch between existing images on disk and current parameters (The DirectionCoordinates have differing LinearXform components). If you are attempting to restart a run, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new coordinate system before continuing. 2026-04-16 14:00:59 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:58.976278 End time: 2026-04-16 14:00:59.005507 2026-04-16 14:00:59 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:59 INFO deconvolve::::casa ########################################## .s2026-04-16 14:00:59 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:59 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:59 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:59 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:59 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:00:59 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:59 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:00:59 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:00:59 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:00:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:00:59 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:00:59 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.733202, peakres=1.06851->0.33531, Reached cycleniter. 2026-04-16 14:00:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:00:59 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:00:59 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:59 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:00:59 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:59.037483 End time: 2026-04-16 14:00:59.285728 2026-04-16 14:00:59 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:00:59 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:59 INFO deconvolve::::casa ########################################## 2026-04-16 14:00:59 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:00:59 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='tst_2.model', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:00:59 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:00:59 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom , starting from model : [tst_2.model] 2026-04-16 14:00:59 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:00:59 INFO task_deconvolve::SIImageStore::setModelImageOne Copying input model tst_2.model to tst.model 2026-04-16 14:00:59 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:00:59 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:00:59 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:00:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:00:59 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:00:59 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0.733202->0.963288, peakres=0.33531->0.105224, Reached cycleniter. 2026-04-16 14:00:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:00:59 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.105224, over full image : 0.105224 2026-04-16 14:00:59 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:00:59 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:00 INFO SIImageStore::restore Beam for chan : 0 : 52.9637 arcsec, 51.7308 arcsec, 8.55634 deg 2026-04-16 14:01:00 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst_2.model', 'tst.pb'] 2026-04-16 14:01:00 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:59.300230 End time: 2026-04-16 14:00:59.675580 2026-04-16 14:01:00 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:00 INFO deconvolve::::casa ########################################## .2026-04-16 14:01:00 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:00 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:00 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:00 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:00 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:00 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:01:00 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:01:00 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:01:00 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:01:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:01:00 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:01:00 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.733202, peakres=1.06851->0.33531, Reached cycleniter. 2026-04-16 14:01:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:01:00 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:01:00 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:01:00 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:01:00 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:59.709986 End time: 2026-04-16 14:00:59.932937 2026-04-16 14:01:00 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:00 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:00 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:00 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:00 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='tst_2.model', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:00 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:00 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom , starting from model : [tst_2.model] 2026-04-16 14:01:00 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:01:00 INFO task_deconvolve::SIImageStore::setModelImageOne Regridding input model tst_2.model to target coordinate system for tst.model 2026-04-16 14:01:00 INFO task_deconvolve::ImageRegrid::regrid Applying Jy/pixel scale factor of 1 2026-04-16 14:01:00 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:01:00 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:01:00 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:01:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:01:00 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:01:00 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0.733202->0.963288, peakres=0.33531->0.105224, Reached cycleniter. 2026-04-16 14:01:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:01:00 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.105224, over full image : 0.105224 2026-04-16 14:01:00 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:01:00 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:00 INFO SIImageStore::restore Beam for chan : 0 : 52.9637 arcsec, 51.7308 arcsec, 8.55634 deg 2026-04-16 14:01:00 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst_2.model', 'tst.pb'] 2026-04-16 14:01:00 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:00:59.991140 End time: 2026-04-16 14:01:00.287986 2026-04-16 14:01:00 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:00 INFO deconvolve::::casa ########################################## .2026-04-16 14:01:00 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:00 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:00 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='doesnotexists.model', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:00 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Internal Error: parameter startmodel set to "doesnotexists.model" but that file does not exist 2026-04-16 14:01:00 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Internal Error: parameter startmodel set to "doesnotexists.model" but that file does not exist 2026-04-16 14:01:00 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:01:00 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:01:00 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:01:00 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:01:00 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 206, in deconvolve 2026-04-16 14:01:00 INFO deconvolve::::casa+ check_starmodel_model_collisions(startmodel, imagename, deconvolver) 2026-04-16 14:01:00 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 89, in check_starmodel_model_collisions 2026-04-16 14:01:00 INFO deconvolve::::casa+ raise RuntimeError("Internal Error: parameter startmodel set to \"{0}\" but that file does not exist".format(sm)) 2026-04-16 14:01:00 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Internal Error: parameter startmodel set to "doesnotexists.model" but that file does not exist 2026-04-16 14:01:00 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:00.316030 End time: 2026-04-16 14:01:00.318444 2026-04-16 14:01:00 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:00 INFO deconvolve::::casa ########################################## .2026-04-16 14:01:00 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:00 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:00 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:00 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:00 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:00 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:01:00 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:01:00 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:01:00 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:01:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:01:00 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:01:00 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.733202, peakres=1.06851->0.33531, Reached cycleniter. 2026-04-16 14:01:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:01:00 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:01:00 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:01:00 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:01 INFO SIImageStore::restore Beam for chan : 0 : 52.9637 arcsec, 51.7308 arcsec, 8.55634 deg 2026-04-16 14:01:01 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:01:01 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:00.340654 End time: 2026-04-16 14:01:00.641198 2026-04-16 14:01:01 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:01 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:01 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:01 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:01 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel=['', '', ''], deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:01 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:01 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:01 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:01:01 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:01:01 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:01:01 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:01:01 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:01:01 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:01:01 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0.733202->0.963288, peakres=0.33531->0.105224, Reached cycleniter. 2026-04-16 14:01:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:01:01 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.105224, over full image : 0.105224 2026-04-16 14:01:01 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:01:01 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:01 INFO SIImageStore::restore Beam for chan : 0 : 52.9637 arcsec, 51.7308 arcsec, 8.55634 deg 2026-04-16 14:01:01 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:01:01 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:00.648410 End time: 2026-04-16 14:01:00.942332 2026-04-16 14:01:01 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:01 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:01 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:01 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:01 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel=['', '', 'tst_2.model', '', ''], deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:01 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:01 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom , starting from model : [tst_2.model] 2026-04-16 14:01:01 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:01:01 INFO task_deconvolve::SIImageStore::setModelImageOne Copying input model tst_2.model to tst.model 2026-04-16 14:01:01 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.105224, over full image : 0.105224 2026-04-16 14:01:01 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:01:01 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:01:01 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.105224, over full image : 0.105224 2026-04-16 14:01:01 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:01:01 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0.963288->1.03893, peakres=0.105224->0.0426557, Reached cycleniter. 2026-04-16 14:01:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:01:01 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0426557, over full image : 0.0426557 2026-04-16 14:01:01 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:01:01 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:01 INFO SIImageStore::restore Beam for chan : 0 : 52.9637 arcsec, 51.7308 arcsec, 8.55634 deg 2026-04-16 14:01:01 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst_2.model', 'tst.pb'] 2026-04-16 14:01:01 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:00.952196 End time: 2026-04-16 14:01:01.266193 2026-04-16 14:01:01 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:01 INFO deconvolve::::casa ########################################## .2026-04-16 14:01:01 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:01 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:01 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:01 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:01 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:01 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:01:01 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:01:01 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:01:01 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:01:01 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:01:01 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:01:01 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.733202, peakres=1.06851->0.33531, Reached cycleniter. 2026-04-16 14:01:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:01:01 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:01:01 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:01:01 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:01 INFO SIImageStore::restore Beam for chan : 0 : 52.9637 arcsec, 51.7308 arcsec, 8.55634 deg 2026-04-16 14:01:02 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:01:02 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:01.301421 End time: 2026-04-16 14:01:01.589664 2026-04-16 14:01:02 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:02 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:02 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:02 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:02 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='tst_2.model', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:02 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Internal Error: imagename.model already exists! Either parameter startmodel must not be set ('') or imagename.model (tst.model) must not exist. 2026-04-16 14:01:02 SEVERE deconvolve::deconvolve::casa+ Either unset startmodel or remove tst.model to continue 2026-04-16 14:01:02 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Internal Error: imagename.model already exists! Either parameter startmodel must not be set ('') or imagename.model (tst.model) must not exist. 2026-04-16 14:01:02 SEVERE deconvolve::::casa+ Either unset startmodel or remove tst.model to continue 2026-04-16 14:01:02 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:01:02 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:01:02 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:01:02 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:01:02 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 206, in deconvolve 2026-04-16 14:01:02 INFO deconvolve::::casa+ check_starmodel_model_collisions(startmodel, imagename, deconvolver) 2026-04-16 14:01:02 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 106, in check_starmodel_model_collisions 2026-04-16 14:01:02 INFO deconvolve::::casa+ raise RuntimeError("Internal Error: imagename.model already exists! Either parameter startmodel must not be set ('') or imagename.model ({0}) must not exist.".format(modim) + 2026-04-16 14:01:02 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Internal Error: imagename.model already exists! Either parameter startmodel must not be set ('') or imagename.model (tst.model) must not exist. 2026-04-16 14:01:02 INFO deconvolve::::casa+ Either unset startmodel or remove tst.model to continue 2026-04-16 14:01:02 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:01.594852 End time: 2026-04-16 14:01:01.597125 2026-04-16 14:01:02 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:02 INFO deconvolve::::casa ########################################## .2026-04-16 14:01:02 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:02 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:02 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:02 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:02 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:02 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:01:02 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:01:02 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:01:02 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:01:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:01:02 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:01:02 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.733202, peakres=1.06851->0.33531, Reached cycleniter. 2026-04-16 14:01:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:01:02 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:01:02 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:01:02 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:01:02 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:01.619764 End time: 2026-04-16 14:01:01.801013 2026-04-16 14:01:02 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:02 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:02 INFO imrebin::::casa ########################################## 2026-04-16 14:01:02 INFO imrebin::::casa ##### Begin Task: imrebin ##### 2026-04-16 14:01:02 INFO imrebin::::casa imrebin( imagename='tst.model', outfile='tst_2.model', factor=[2, 2], region='', box='', chans='', stokes='', mask='', dropdeg=False, overwrite=False, stretch=False, crop=True ) 2026-04-16 14:01:02 INFO imrebin::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-04-16 14:01:02 INFO imrebin::CasacRegionManager::fromBCS Using all spectral channels. 2026-04-16 14:01:02 INFO imrebin::CasacRegionManager::fromBCS Using polarizations ALL 2026-04-16 14:01:02 INFO imrebin::ImageRebinner::setFactors Not all rebinning factors were specified, filling in those not specified with factors of 1, so will rebin according to factor=[2, 2, 1, 1] 2026-04-16 14:01:02 INFO imrebin::SubImageFactory::createImage Creating image 'tst_2.model' of shape [50, 50, 1, 1] 2026-04-16 14:01:02 INFO imrebin::::casa Task imrebin complete. Start time: 2026-04-16 14:01:01.804730 End time: 2026-04-16 14:01:01.849059 2026-04-16 14:01:02 INFO imrebin::::casa ##### End Task: imrebin ##### 2026-04-16 14:01:02 INFO imrebin::::casa ########################################## 2026-04-16 14:01:02 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:02 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:02 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='tst_2.model', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:02 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:02 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom , starting from model : [tst_2.model] 2026-04-16 14:01:02 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:01:02 INFO task_deconvolve::SIImageStore::setModelImageOne Regridding input model tst_2.model to target coordinate system for tst.model 2026-04-16 14:01:02 INFO task_deconvolve::ImageRegrid::regrid Applying Jy/pixel scale factor of 0.25 2026-04-16 14:01:02 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:01:02 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:01:02 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:01:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:01:02 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:01:02 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0.1833->0.413387, peakres=0.33531->0.105224, Reached cycleniter. 2026-04-16 14:01:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:01:02 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.105224, over full image : 0.105224 2026-04-16 14:01:02 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:01:02 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:02 INFO SIImageStore::restore Beam for chan : 0 : 52.9637 arcsec, 51.7308 arcsec, 8.55634 deg 2026-04-16 14:01:02 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst_2.model', 'tst.pb'] 2026-04-16 14:01:02 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:01.858992 End time: 2026-04-16 14:01:02.148659 2026-04-16 14:01:02 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:02 INFO deconvolve::::casa ########################################## .2026-04-16 14:01:02 INFO tclean::::casa ########################################## 2026-04-16 14:01:02 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:01:02 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:01:02 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:01:02 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:01:02 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:03 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:03 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:03 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:01:03 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:01:03 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:01:03 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.84 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:03 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:03 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:01:04 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:01:04 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.006055 2026-04-16 14:01:04 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:01:04 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:01:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:01:06 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:06 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:01:02.300368 End time: 2026-04-16 14:01:05.888188 2026-04-16 14:01:06 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:01:06 INFO tclean::::casa ########################################## 2026-04-16 14:01:06 INFO tclean::::casa ########################################## 2026-04-16 14:01:06 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:01:06 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=-1, start='', width='', outframe='', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:01:06 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:01:06 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:01:06 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:07 WARN SynthesisParamsImage::buildCoordinateSystem (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SynthesisUtilMethods.cc, line 2849) No rest frequency info, using the center of the selected spw(s):1.475e+09 Hz. Velocity labelling may not be correct. 2026-04-16 14:01:07 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 14:01:07 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.47498e+09 Hz 2026-04-16 14:01:07 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 4.99994e+07 Hz 2026-04-16 14:01:07 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 20 2026-04-16 14:01:07 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 9.99989e+08 Hz 2026-04-16 14:01:07 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 9.74989e+08 Hz, upper edge = 1.97498e+09 Hz 2026-04-16 14:01:07 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:01:07 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 20] Spectral: [9.99989e+08] at [0] with increment [4.99994e+07] 2026-04-16 14:01:07 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:01:07 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01062 GB. Available mem.: 10.84 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:07 INFO tclean::::casa CFCache already exists 2026-04-16 14:01:07 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:07 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:01:07 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01062 GB. Available mem.: 10.84 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:07 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:01:07 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:07 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:07 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:01:09 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:01:09 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.0425628 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 c10:0.00176285 c11:0.00176285 c12:0.00176285 c13:0.00176285 c14:0.00176285 c15:0.00176285 c16:0.00176285 c17:0.00176285 c18:0.00176285 c19:0.00176285 2026-04-16 14:01:10 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.092339 2026-04-16 14:01:10 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 14:01:10 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 14:01:10 INFO SIImageStore::printBeamSet + I Max 0 1.00e+09 96546 92.9326 arcsec x 65.3663 arcsec pa=-83.5856 deg 2026-04-16 14:01:10 INFO SIImageStore::printBeamSet + I Min 19 1.95e+09 -96539 38.3302 arcsec x 36.0370 arcsec pa=-87.6531 deg 2026-04-16 14:01:10 INFO SIImageStore::printBeamSet + I Median 9 1.45e+09 5085 51.5438 arcsec x 48.4389 arcsec pa=-87.9751 deg 2026-04-16 14:01:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:01:10 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01062 GB. Available mem.: 10.84 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:10 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:01:10 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:10 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:01:13 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:13 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:01:06.043673 End time: 2026-04-16 14:01:12.779576 2026-04-16 14:01:13 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:01:13 INFO tclean::::casa ########################################## 2026-04-16 14:01:13 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:13 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:13 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.5, threshold='0.5Jy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:13 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:13 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:13 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.50002 2026-04-16 14:01:13 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:01:13 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 200000 out of a total of 200000 pixels. [ 100 % ] 2026-04-16 14:01:13 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 14:01:13 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 14:01:13 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:13 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 14:01:13 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 19] 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 20 chans | CycleThreshold=0.5, CycleNiter=10, Gain=0.5 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->2 [2], model=0->1.12501, peakres=1.50002->0.375005, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=2->4 [2], model=0->1.07144, peakres=1.42859->0.357148, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=4->6 [2], model=0->1.02274, peakres=1.36365->0.340914, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=6->8 [2], model=0->0.978274, peakres=1.30437->0.326091, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=8->10 [2], model=0->0.937513, peakres=1.25002->0.312504, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=10->12 [2], model=0->0.900012, peakres=1.20002->0.300004, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=12->14 [2], model=0->0.865396, peakres=1.15386->0.288465, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=14->16 [2], model=0->0.833345, peakres=1.11113->0.277782, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=16->18 [2], model=0->0.803582, peakres=1.07144->0.267861, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=18->20 [2], model=0->0.775872, peakres=1.0345->0.258624, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C10] iters=20->22 [2], model=0->0.75001, peakres=1.00001->0.250003, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C11] iters=22->23 [1], model=0->0.483878, peakres=0.967755->0.483878, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C12] iters=23->24 [1], model=0->0.468756, peakres=0.937513->0.468756, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C13] iters=24->25 [1], model=0->0.454552, peakres=0.909103->0.454552, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C14] iters=25->26 [1], model=0->0.441182, peakres=0.882365->0.441182, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C15] iters=26->27 [1], model=0->0.428577, peakres=0.857154->0.428577, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C16] iters=27->28 [1], model=0->0.416672, peakres=0.833345->0.416672, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C17] iters=28->29 [1], model=0->0.405411, peakres=0.810822->0.405411, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C18] iters=29->30 [1], model=0->0.394742, peakres=0.789484->0.394742, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst:C19] iters=30->31 [1], model=0->0.384621, peakres=0.769241->0.384621, Reached cyclethreshold. 2026-04-16 14:01:13 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 13.9416 Peak Residual (over all planes) : 0.483878 in C11:P0 2026-04-16 14:01:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 31 iterations. 2026-04-16 14:01:13 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.483878, over full image : 0.483878 2026-04-16 14:01:13 INFO deconvolve::::casa Reached global stopping criterion : threshold 2026-04-16 14:01:13 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 0 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 1 : 71.2036 arcsec, 66.8856 arcsec, -88.0973 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 2 : 67.9686 arcsec, 63.7905 arcsec, -88.0992 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 3 : 64.9742 arcsec, 61.0362 arcsec, -88.0867 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 4 : 62.2834 arcsec, 58.5149 arcsec, -88.0574 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 5 : 59.8179 arcsec, 56.106 arcsec, -88.0997 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 6 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 7 : 55.3506 arcsec, 52.0028 arcsec, -88.0559 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 8 : 53.4536 arcsec, 50.1105 arcsec, -88.1166 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 9 : 51.5438 arcsec, 48.4389 arcsec, -87.9751 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 10 : 49.8289 arcsec, 46.7898 arcsec, -88.094 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 11 : 48.2424 arcsec, 45.2719 arcsec, -87.8434 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 12 : 46.6772 arcsec, 43.8964 arcsec, -88.0583 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 13 : 45.311 arcsec, 42.5211 arcsec, -88.1145 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 14 : 43.9924 arcsec, 41.2796 arcsec, -88.1126 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 15 : 42.7125 arcsec, 40.1123 arcsec, -88.0163 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 16 : 41.5069 arcsec, 39.0226 arcsec, -88.0511 deg 2026-04-16 14:01:13 INFO SIImageStore::restore Beam for chan : 17 : 40.3858 arcsec, 37.9576 arcsec, -88.1108 deg 2026-04-16 14:01:14 INFO SIImageStore::restore Beam for chan : 18 : 39.3316 arcsec, 36.9592 arcsec, -88.1043 deg 2026-04-16 14:01:14 INFO SIImageStore::restore Beam for chan : 19 : 38.3302 arcsec, 36.037 arcsec, -87.6531 deg 2026-04-16 14:01:14 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:14 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:12.782665 End time: 2026-04-16 14:01:13.676362 2026-04-16 14:01:14 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:14 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:14 INFO name:: No table opened. 2026-04-16 14:01:14 INFO showcache:: The Table Cache is empty. 2026-04-16 14:01:14 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:01:14 INFO deconvolve::::casa+ [ check_val ] iterdone is 31 ( Pass : should be 31, Exact: True ) 2026-04-16 14:01:14 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:01:14 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:01:14 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:01:14 INFO deconvolve::::casa+ [check_stopcode] Stopcode is 2 (Pass : should be 2) 2026-04-16 14:01:14 INFO deconvolve::::casa+ [ check_val ] chan10 iterDone is 2.0 ( Pass : should be 2, Exact: True ) 2026-04-16 14:01:14 INFO deconvolve::::casa+ [ check_val ] chan10 peakRes is 0.2500033378601074 ( Pass : should be 0.25, Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point [check_stopcode] Stopcode is 2 (Pass : should be 2) .2026-04-16 14:01:14 INFO tclean::::casa ########################################## 2026-04-16 14:01:14 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:01:14 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=-1, start='', width='', outframe='', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:01:14 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:01:14 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:01:14 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:14 WARN SynthesisParamsImage::buildCoordinateSystem (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SynthesisUtilMethods.cc, line 2849) No rest frequency info, using the center of the selected spw(s):1.475e+09 Hz. Velocity labelling may not be correct. 2026-04-16 14:01:14 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 14:01:14 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.47498e+09 Hz 2026-04-16 14:01:14 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 4.99994e+07 Hz 2026-04-16 14:01:14 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 20 2026-04-16 14:01:14 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 9.99989e+08 Hz 2026-04-16 14:01:14 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 9.74989e+08 Hz, upper edge = 1.97498e+09 Hz 2026-04-16 14:01:14 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:01:14 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 20] Spectral: [9.99989e+08] at [0] with increment [4.99994e+07] 2026-04-16 14:01:14 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:01:14 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01062 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:14 INFO tclean::::casa CFCache already exists 2026-04-16 14:01:14 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:14 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:01:14 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01062 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:15 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:01:15 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:15 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:15 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:01:17 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:01:17 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.0425628 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 c10:0.00176285 c11:0.00176285 c12:0.00176285 c13:0.00176285 c14:0.00176285 c15:0.00176285 c16:0.00176285 c17:0.00176285 c18:0.00176285 c19:0.00176285 2026-04-16 14:01:18 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.095539 2026-04-16 14:01:18 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 14:01:18 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 14:01:18 INFO SIImageStore::printBeamSet + I Max 0 1.00e+09 96546 92.9326 arcsec x 65.3663 arcsec pa=-83.5856 deg 2026-04-16 14:01:18 INFO SIImageStore::printBeamSet + I Min 19 1.95e+09 -96539 38.3302 arcsec x 36.0370 arcsec pa=-87.6531 deg 2026-04-16 14:01:18 INFO SIImageStore::printBeamSet + I Median 9 1.45e+09 5085 51.5438 arcsec x 48.4389 arcsec pa=-87.9751 deg 2026-04-16 14:01:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:01:18 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01062 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:18 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:01:18 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:18 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:01:21 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:21 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:01:13.906586 End time: 2026-04-16 14:01:20.790551 2026-04-16 14:01:21 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:01:21 INFO tclean::::casa ########################################## 2026-04-16 14:01:21 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:21 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:21 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.5, threshold='0.5Jy', nsigma=0.0, interactive=False, fullsummary=True, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:21 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:21 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:21 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.50002 2026-04-16 14:01:21 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:01:21 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 200000 out of a total of 200000 pixels. [ 100 % ] 2026-04-16 14:01:21 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 14:01:21 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 14:01:21 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:21 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.50002, over full image : 1.50002 2026-04-16 14:01:21 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 19] 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 20 chans | CycleThreshold=0.5, CycleNiter=10, Gain=0.5 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->2 [2], model=0->1.12501, peakres=1.50002->0.375005, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=2->4 [2], model=0->1.07144, peakres=1.42859->0.357148, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=4->6 [2], model=0->1.02274, peakres=1.36365->0.340914, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=6->8 [2], model=0->0.978274, peakres=1.30437->0.326091, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=8->10 [2], model=0->0.937513, peakres=1.25002->0.312504, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=10->12 [2], model=0->0.900012, peakres=1.20002->0.300004, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=12->14 [2], model=0->0.865396, peakres=1.15386->0.288465, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=14->16 [2], model=0->0.833345, peakres=1.11113->0.277782, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=16->18 [2], model=0->0.803582, peakres=1.07144->0.267861, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=18->20 [2], model=0->0.775872, peakres=1.0345->0.258624, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C10] iters=20->22 [2], model=0->0.75001, peakres=1.00001->0.250003, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C11] iters=22->23 [1], model=0->0.483878, peakres=0.967755->0.483878, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C12] iters=23->24 [1], model=0->0.468756, peakres=0.937513->0.468756, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C13] iters=24->25 [1], model=0->0.454552, peakres=0.909103->0.454552, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C14] iters=25->26 [1], model=0->0.441182, peakres=0.882365->0.441182, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C15] iters=26->27 [1], model=0->0.428577, peakres=0.857154->0.428577, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C16] iters=27->28 [1], model=0->0.416672, peakres=0.833345->0.416672, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C17] iters=28->29 [1], model=0->0.405411, peakres=0.810822->0.405411, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C18] iters=29->30 [1], model=0->0.394742, peakres=0.789484->0.394742, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst:C19] iters=30->31 [1], model=0->0.384621, peakres=0.769241->0.384621, Reached cyclethreshold. 2026-04-16 14:01:21 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 13.9416 Peak Residual (over all planes) : 0.483878 in C11:P0 2026-04-16 14:01:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 31 iterations. 2026-04-16 14:01:21 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.483878, over full image : 0.483878 2026-04-16 14:01:21 INFO deconvolve::::casa Reached global stopping criterion : threshold 2026-04-16 14:01:21 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:21 INFO SIImageStore::restore Beam for chan : 0 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 14:01:21 INFO SIImageStore::restore Beam for chan : 1 : 71.2036 arcsec, 66.8856 arcsec, -88.0973 deg 2026-04-16 14:01:21 INFO SIImageStore::restore Beam for chan : 2 : 67.9686 arcsec, 63.7905 arcsec, -88.0992 deg 2026-04-16 14:01:21 INFO SIImageStore::restore Beam for chan : 3 : 64.9742 arcsec, 61.0362 arcsec, -88.0867 deg 2026-04-16 14:01:21 INFO SIImageStore::restore Beam for chan : 4 : 62.2834 arcsec, 58.5149 arcsec, -88.0574 deg 2026-04-16 14:01:21 INFO SIImageStore::restore Beam for chan : 5 : 59.8179 arcsec, 56.106 arcsec, -88.0997 deg 2026-04-16 14:01:21 INFO SIImageStore::restore Beam for chan : 6 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 14:01:21 INFO SIImageStore::restore Beam for chan : 7 : 55.3506 arcsec, 52.0028 arcsec, -88.0559 deg 2026-04-16 14:01:21 INFO SIImageStore::restore Beam for chan : 8 : 53.4536 arcsec, 50.1105 arcsec, -88.1166 deg 2026-04-16 14:01:21 INFO SIImageStore::restore Beam for chan : 9 : 51.5438 arcsec, 48.4389 arcsec, -87.9751 deg 2026-04-16 14:01:21 INFO SIImageStore::restore Beam for chan : 10 : 49.8289 arcsec, 46.7898 arcsec, -88.094 deg 2026-04-16 14:01:22 INFO SIImageStore::restore Beam for chan : 11 : 48.2424 arcsec, 45.2719 arcsec, -87.8434 deg 2026-04-16 14:01:22 INFO SIImageStore::restore Beam for chan : 12 : 46.6772 arcsec, 43.8964 arcsec, -88.0583 deg 2026-04-16 14:01:22 INFO SIImageStore::restore Beam for chan : 13 : 45.311 arcsec, 42.5211 arcsec, -88.1145 deg 2026-04-16 14:01:22 INFO SIImageStore::restore Beam for chan : 14 : 43.9924 arcsec, 41.2796 arcsec, -88.1126 deg 2026-04-16 14:01:22 INFO SIImageStore::restore Beam for chan : 15 : 42.7125 arcsec, 40.1123 arcsec, -88.0163 deg 2026-04-16 14:01:22 INFO SIImageStore::restore Beam for chan : 16 : 41.5069 arcsec, 39.0226 arcsec, -88.0511 deg 2026-04-16 14:01:22 INFO SIImageStore::restore Beam for chan : 17 : 40.3858 arcsec, 37.9576 arcsec, -88.1108 deg 2026-04-16 14:01:22 INFO SIImageStore::restore Beam for chan : 18 : 39.3316 arcsec, 36.9592 arcsec, -88.1043 deg 2026-04-16 14:01:22 INFO SIImageStore::restore Beam for chan : 19 : 38.3302 arcsec, 36.037 arcsec, -87.6531 deg 2026-04-16 14:01:22 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:22 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:20.796994 End time: 2026-04-16 14:01:21.942690 2026-04-16 14:01:22 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:22 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:22 INFO name:: No table opened. 2026-04-16 14:01:22 INFO showcache:: The Table Cache is empty. 2026-04-16 14:01:22 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=full ( Pass : found all expected keys ) 2026-04-16 14:01:22 INFO deconvolve::::casa+ [ check_val ] iterdone is 31 ( Pass : should be 31, Exact: True ) 2026-04-16 14:01:22 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:01:22 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:01:22 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:01:22 INFO deconvolve::::casa+ [check_stopcode] Stopcode is 2 (Pass : should be 2) 2026-04-16 14:01:22 INFO deconvolve::::casa+ [ check_val ] chan10 iterDone is 2.0 ( Pass : should be 2, Exact: True ) 2026-04-16 14:01:22 INFO deconvolve::::casa+ [ check_val ] chan10 peakRes is 0.2500033378601074 ( Pass : should be 0.25, Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point [check_stopcode] Stopcode is 2 (Pass : should be 2) .2026-04-16 14:01:22 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:22 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:22 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=14, gain=0.15, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:22 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:22 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:01:22 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:01:22 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:01:22 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:01:22 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:01:22 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:01:22 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0, CycleNiter=14, Gain=0.15 2026-04-16 14:01:22 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 22 pixels. 2026-04-16 14:01:22 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=0.956262 Flux limit=0.0317054, 1369 Active pixels 2026-04-16 14:01:22 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.690899 Flux limit=0.0269496, 1413 Active pixels 2026-04-16 14:01:22 INFO ClarkCleanLatModel::solve Iteration: 6, Maximum residual=0.424299 Flux limit=0.0194711, 1539 Active pixels 2026-04-16 14:01:22 INFO ClarkCleanLatModel::solve Iteration: 11, Maximum residual=0.191889 Flux limit=0.0119577, 2025 Active pixels 2026-04-16 14:01:22 INFO ClarkCleanLatModel::solve Iteration: 14, Maximum residual=0.143953 Flux limit=0.00540787, 2998 Active pixels 2026-04-16 14:01:22 INFO SDAlgorithmBase::deconvolve [tst] iters=0->14 [14], model=0->1.01651, peakres=1.12501->0.143953, Reached cycleniter. 2026-04-16 14:01:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 14 iterations. 2026-04-16 14:01:22 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.143953, over full image : 0.143953 2026-04-16 14:01:22 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:01:22 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:23 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:01:23 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:01:23 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:22.064590 End time: 2026-04-16 14:01:22.617978 2026-04-16 14:01:23 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:23 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:23 INFO name:: No table opened. 2026-04-16 14:01:23 INFO showcache:: The Table Cache is empty. 2026-04-16 14:01:23 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:01:23 INFO deconvolve::::casa+ [ check_val ] iterdone is 14 ( Pass : should be 14, Exact: True ) 2026-04-16 14:01:23 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:01:23 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:01:23 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:01:23 INFO deconvolve::::casa+ [ check_pix_val ] tst.model : Value is 0.9367507696151733 at [50, 50, 0, 0] ( Pass : should be 0.937 , Epsilon: 0.05) 2026-04-16 14:01:23 INFO deconvolve::::casa+ [check_stopcode] Stopcode is 1 (Pass : should be 1) [check_stopcode] Stopcode is 1 (Pass : should be 1) .2026-04-16 14:01:23 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:23 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:23 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.15, threshold='0.5Jy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:23 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:23 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:01:23 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:01:23 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:01:23 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:01:23 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:01:23 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:01:23 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0.5, CycleNiter=10, Gain=0.15 2026-04-16 14:01:23 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 22 pixels. 2026-04-16 14:01:23 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=0.956262 Flux limit=0.5, 47 Active pixels 2026-04-16 14:01:23 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.690899 Flux limit=0.5, 37 Active pixels 2026-04-16 14:01:23 INFO ClarkCleanLatModel::solve Iteration: 5, Maximum residual=0.499175 Flux limit=0.5, 21 Active pixels 2026-04-16 14:01:23 INFO SDAlgorithmBase::deconvolve [tst] iters=0->5 [5], model=0->0.625839, peakres=1.12501->0.499175, Reached cyclethreshold. 2026-04-16 14:01:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 5 iterations. 2026-04-16 14:01:23 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.499175, over full image : 0.499175 2026-04-16 14:01:23 INFO deconvolve::::casa Reached global stopping criterion : threshold 2026-04-16 14:01:23 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:23 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:01:23 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:01:23 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:22.669024 End time: 2026-04-16 14:01:23.216190 2026-04-16 14:01:23 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:23 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:23 INFO name:: No table opened. 2026-04-16 14:01:23 INFO showcache:: The Table Cache is empty. 2026-04-16 14:01:23 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:01:23 INFO deconvolve::::casa+ [ check_val ] peak res is 0.4991748034954071 ( Pass : should be 0.499, Epsilon: 0.05) 2026-04-16 14:01:23 INFO deconvolve::::casa+ [ check_val ] mod flux is 0.6258394718170166 ( Pass : should be 0.626, Epsilon: 0.05) 2026-04-16 14:01:23 INFO deconvolve::::casa+ [ check_val ] iterdone is 5 ( Pass : should be 5, Exact: True ) 2026-04-16 14:01:23 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:01:23 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:01:23 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:01:23 INFO deconvolve::::casa+ [ check_pix_val ] tst.model : Value is 0.6258394718170166 at [50, 50, 0, 0] ( Pass : should be 0.626 , Epsilon: 0.05) 2026-04-16 14:01:23 INFO deconvolve::::casa+ [check_stopcode] Stopcode is 2 (Pass : should be 2) [check_stopcode] Stopcode is 2 (Pass : should be 2) .2026-04-16 14:01:23 INFO tclean::::casa ########################################## 2026-04-16 14:01:23 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:01:23 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:01:23 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:01:23 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:01:23 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:24 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:01:24 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:01:24 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:01:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:24 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:24 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:01:25 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:01:25 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.007845 2026-04-16 14:01:25 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:01:25 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:01:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:01:27 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:27 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:01:23.371902 End time: 2026-04-16 14:01:26.737412 2026-04-16 14:01:27 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:01:27 INFO tclean::::casa ########################################## 2026-04-16 14:01:27 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:27 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:27 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.15, threshold='0.5Jy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:27 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:27 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:27 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:01:27 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:01:27 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:01:27 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:01:27 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0.5, CycleNiter=10, Gain=0.15 2026-04-16 14:01:27 INFO SDAlgorithmBase::deconvolve [tst] iters=0->5 [5], model=0->0.625839, peakres=1.12501->0.499175, Reached cyclethreshold. 2026-04-16 14:01:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 5 iterations. 2026-04-16 14:01:27 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.499175, over full image : 0.499175 2026-04-16 14:01:27 INFO deconvolve::::casa Reached global stopping criterion : threshold 2026-04-16 14:01:27 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:27 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:01:27 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:27 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:26.740784 End time: 2026-04-16 14:01:27.043078 2026-04-16 14:01:27 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:27 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:27 INFO name:: No table opened. 2026-04-16 14:01:27 INFO showcache:: The Table Cache is empty. 2026-04-16 14:01:27 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:01:27 INFO deconvolve::::casa+ [ check_val ] iterdone is 5 ( Pass : should be 5, Exact: True ) 2026-04-16 14:01:27 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:01:27 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:01:27 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:01:27 INFO deconvolve::::casa+ [check_stopcode] Stopcode is 2 (Pass : should be 2) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan [check_stopcode] Stopcode is 2 (Pass : should be 2) .2026-04-16 14:01:27 INFO tclean::::casa ########################################## 2026-04-16 14:01:27 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:01:27 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:01:27 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:01:27 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:01:27 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:28 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:01:28 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:01:28 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:01:28 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:28 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:28 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:01:29 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:01:29 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.006015 2026-04-16 14:01:29 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:01:29 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:01:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:01:31 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:31 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:01:27.156570 End time: 2026-04-16 14:01:30.577668 2026-04-16 14:01:31 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:01:31 INFO tclean::::casa ########################################## 2026-04-16 14:01:31 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:31 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:31 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.15, threshold='0.5Jy', nsigma=0.0, interactive=False, fullsummary=True, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:31 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:31 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:31 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:01:31 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:01:31 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:01:31 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:01:31 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0.5, CycleNiter=10, Gain=0.15 2026-04-16 14:01:31 INFO SDAlgorithmBase::deconvolve [tst] iters=0->5 [5], model=0->0.625839, peakres=1.12501->0.499175, Reached cyclethreshold. 2026-04-16 14:01:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 5 iterations. 2026-04-16 14:01:31 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.499175, over full image : 0.499175 2026-04-16 14:01:31 INFO deconvolve::::casa Reached global stopping criterion : threshold 2026-04-16 14:01:31 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:31 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:01:31 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:31 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:30.580847 End time: 2026-04-16 14:01:30.844524 2026-04-16 14:01:31 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:31 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:31 INFO name:: No table opened. 2026-04-16 14:01:31 INFO showcache:: The Table Cache is empty. 2026-04-16 14:01:31 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=full ( Pass : found all expected keys ) 2026-04-16 14:01:31 INFO deconvolve::::casa+ [ check_val ] iterdone is 5 ( Pass : should be 5, Exact: True ) 2026-04-16 14:01:31 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:01:31 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:01:31 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:01:31 INFO deconvolve::::casa+ [check_stopcode] Stopcode is 2 (Pass : should be 2) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan [check_stopcode] Stopcode is 2 (Pass : should be 2) .2026-04-16 14:01:31 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:31 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:31 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=2000, gain=0.1, threshold=0.002, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:31 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:31 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:31 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:01:31 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:01:31 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:01:31 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:01:31 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:01:31 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0.002, CycleNiter=2000, Gain=0.1 2026-04-16 14:01:31 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1080 [1080], model=0->1.36773, peakres=1.12501->0.00199935, Reached cyclethreshold. 2026-04-16 14:01:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1080 iterations. 2026-04-16 14:01:31 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00199935, over full image : 0.00199935 2026-04-16 14:01:31 INFO deconvolve::::casa Reached global stopping criterion : threshold 2026-04-16 14:01:31 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:31 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:01:31 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:01:31 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:30.916027 End time: 2026-04-16 14:01:31.252764 2026-04-16 14:01:31 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:31 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:31 INFO name:: No table opened. 2026-04-16 14:01:31 INFO showcache:: The Table Cache is empty. 2026-04-16 14:01:31 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:01:31 INFO deconvolve::::casa+ [ check_val ] iterdone is 1080 ( Pass : should be 1080, Exact: True ) 2026-04-16 14:01:31 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:01:31 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:01:31 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:01:31 INFO deconvolve::::casa+ [check_stopcode] Stopcode is 2 (Pass : should be 2) [check_stopcode] Stopcode is 2 (Pass : should be 2) .2026-04-16 14:01:31 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:31 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:31 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=2000, gain=0.1, threshold='2mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:31 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:31 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:31 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:01:31 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:01:31 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:01:31 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:01:31 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:01:31 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0.002, CycleNiter=2000, Gain=0.1 2026-04-16 14:01:31 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1080 [1080], model=0->1.36773, peakres=1.12501->0.00199935, Reached cyclethreshold. 2026-04-16 14:01:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1080 iterations. 2026-04-16 14:01:31 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00199935, over full image : 0.00199935 2026-04-16 14:01:31 INFO deconvolve::::casa Reached global stopping criterion : threshold 2026-04-16 14:01:31 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:32 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:01:32 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:01:32 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:31.310264 End time: 2026-04-16 14:01:31.645526 2026-04-16 14:01:32 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:32 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:32 INFO name:: No table opened. 2026-04-16 14:01:32 INFO showcache:: The Table Cache is empty. 2026-04-16 14:01:32 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:01:32 INFO deconvolve::::casa+ [ check_val ] iterdone is 1080 ( Pass : should be 1080, Exact: True ) 2026-04-16 14:01:32 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:01:32 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:01:32 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:01:32 INFO deconvolve::::casa+ [check_stopcode] Stopcode is 2 (Pass : should be 2) [check_stopcode] Stopcode is 2 (Pass : should be 2) .2026-04-16 14:01:32 INFO tclean::::casa ########################################## 2026-04-16 14:01:32 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:01:32 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='tst.mask.txt', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:01:32 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:01:32 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:01:32 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:32 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:01:32 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:01:32 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:01:32 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:32 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:32 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:01:33 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:01:33 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004189 2026-04-16 14:01:33 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:01:33 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:01:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:01:35 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:35 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:01:31.773159 End time: 2026-04-16 14:01:35.002281 2026-04-16 14:01:35 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:01:35 INFO tclean::::casa ########################################## 2026-04-16 14:01:35 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:35 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:35 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='tst.mask.txt', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:35 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:35 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:35 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:01:35 INFO SynthesisDeconvolver::setupMask [tst] Setting up a mask from [tst.mask.txt] 2026-04-16 14:01:35 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-04-16 14:01:35 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-04-16 14:01:35 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-04-16 14:01:35 INFO You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2026-04-16 14:01:35 INFO ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2026-04-16 14:01:35 INFO RegionTextParser::_determineVersion RegionTextParser::_determineVersion: Found spec version 0 2026-04-16 14:01:35 INFO AsciiRegionFileParser::_parse Combined 1 image regions (which excludes any annotation regions) 2026-04-16 14:01:35 INFO AsciiRegionFileParser::_parse The specified region will select all pixels that are included in the region. Full pixels will be included even when they are only partially covered by the region(s). 2026-04-16 14:01:35 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:01:35 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 317 out of a total of 10000 pixels. [ 3.17 % ] 2026-04-16 14:01:35 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0371935, over full image : 1.12501 2026-04-16 14:01:35 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:01:35 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.0283286, peakres=0.0371935->0.0180397, Reached cycleniter. 2026-04-16 14:01:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:01:35 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0180397, over full image : 1.12434 2026-04-16 14:01:35 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:01:35 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:35 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:01:35 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:35 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:35.005104 End time: 2026-04-16 14:01:35.363642 2026-04-16 14:01:35 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:35 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:35 INFO name:: No table opened. 2026-04-16 14:01:35 INFO showcache:: The Table Cache is empty. 2026-04-16 14:01:35 INFO tclean::::casa ########################################## 2026-04-16 14:01:35 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:01:35 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='circle[[50pix,80pix],10pix]', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:01:35 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:01:36 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:01:36 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:36 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:01:36 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:01:36 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:01:36 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:36 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:01:37 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:01:37 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004716 2026-04-16 14:01:37 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:01:37 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:01:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:01:39 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:39 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:01:35.497502 End time: 2026-04-16 14:01:39.189871 2026-04-16 14:01:39 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:01:39 INFO tclean::::casa ########################################## 2026-04-16 14:01:39 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:39 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:39 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='circle[[50pix,80pix],10pix]', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:39 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:39 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:39 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:01:39 INFO SynthesisDeconvolver::setupMask [tst] Setting up a mask from [circle[[50pix,80pix],10pix]] 2026-04-16 14:01:39 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-04-16 14:01:39 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-04-16 14:01:39 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-04-16 14:01:39 INFO You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2026-04-16 14:01:39 INFO ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2026-04-16 14:01:39 INFO AsciiRegionFileParser::_parse Combined 1 image regions (which excludes any annotation regions) 2026-04-16 14:01:39 INFO AsciiRegionFileParser::_parse The specified region will select all pixels that are included in the region. Full pixels will be included even when they are only partially covered by the region(s). 2026-04-16 14:01:39 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:01:39 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 317 out of a total of 10000 pixels. [ 3.17 % ] 2026-04-16 14:01:39 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0371935, over full image : 1.12501 2026-04-16 14:01:39 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:01:39 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.0283286, peakres=0.0371935->0.0180397, Reached cycleniter. 2026-04-16 14:01:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:01:39 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0180397, over full image : 1.12434 2026-04-16 14:01:39 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:01:39 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:39 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:01:39 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:40 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:39.194810 End time: 2026-04-16 14:01:39.551426 2026-04-16 14:01:40 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:40 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:40 INFO name:: No table opened. 2026-04-16 14:01:40 INFO showcache:: The Table Cache is empty. 2026-04-16 14:01:40 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:01:40 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.mask'] = [True] ( Pass : should all be True ) 2026-04-16 14:01:40 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:01:40 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:01:40 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 0.0 at [50, 50, 0, 0] ( Pass : should be 0.0 , Epsilon: 0.05) 2026-04-16 14:01:40 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 1.0 at [50, 80, 0, 0] ( Pass : should be 1.0 , Epsilon: 0.05) 2026-04-16 14:01:40 INFO deconvolve::::casa+ [ checkall ] 2026-04-16 14:01:40 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.mask'] = [True] ( Pass : should all be True ) 2026-04-16 14:01:40 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:01:40 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:01:40 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 0.0 at [50, 50, 0, 0] ( Pass : should be 0.0 , Epsilon: 0.05) 2026-04-16 14:01:40 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 1.0 at [50, 80, 0, 0] ( Pass : should be 1.0 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan .2026-04-16 14:01:40 INFO tclean::::casa ########################################## 2026-04-16 14:01:40 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:01:40 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=-1, start='', width='', outframe='', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='tst.mask.txt', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:01:40 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:01:40 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:01:40 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:40 WARN SynthesisParamsImage::buildCoordinateSystem (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SynthesisUtilMethods.cc, line 2849) No rest frequency info, using the center of the selected spw(s):1.475e+09 Hz. Velocity labelling may not be correct. 2026-04-16 14:01:40 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 14:01:40 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.47498e+09 Hz 2026-04-16 14:01:40 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 4.99994e+07 Hz 2026-04-16 14:01:40 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 20 2026-04-16 14:01:40 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 9.99989e+08 Hz 2026-04-16 14:01:40 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 9.74989e+08 Hz, upper edge = 1.97498e+09 Hz 2026-04-16 14:01:40 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:01:40 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 20] Spectral: [9.99989e+08] at [0] with increment [4.99994e+07] 2026-04-16 14:01:40 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:01:40 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01062 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:40 INFO tclean::::casa CFCache already exists 2026-04-16 14:01:40 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:40 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:01:40 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01062 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:40 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:01:40 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:41 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:41 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:01:43 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:01:43 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.0425628 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 c10:0.00176285 c11:0.00176285 c12:0.00176285 c13:0.00176285 c14:0.00176285 c15:0.00176285 c16:0.00176285 c17:0.00176285 c18:0.00176285 c19:0.00176285 2026-04-16 14:01:43 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.101346 2026-04-16 14:01:43 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 14:01:43 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 14:01:43 INFO SIImageStore::printBeamSet + I Max 0 1.00e+09 96546 92.9326 arcsec x 65.3663 arcsec pa=-83.5856 deg 2026-04-16 14:01:43 INFO SIImageStore::printBeamSet + I Min 19 1.95e+09 -96539 38.3302 arcsec x 36.0370 arcsec pa=-87.6531 deg 2026-04-16 14:01:43 INFO SIImageStore::printBeamSet + I Median 9 1.45e+09 5085 51.5438 arcsec x 48.4389 arcsec pa=-87.9751 deg 2026-04-16 14:01:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:01:44 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01062 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:44 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:01:44 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:44 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:01:47 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:47 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:01:39.754623 End time: 2026-04-16 14:01:46.735579 2026-04-16 14:01:47 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:01:47 INFO tclean::::casa ########################################## 2026-04-16 14:01:47 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:47 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:47 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='tst.mask.txt', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:47 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:47 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:47 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.50002 2026-04-16 14:01:47 INFO SynthesisDeconvolver::setupMask [tst] Setting up a mask from [tst.mask.txt] 2026-04-16 14:01:47 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-04-16 14:01:47 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-04-16 14:01:47 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-04-16 14:01:47 INFO ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2026-04-16 14:01:47 INFO RegionTextParser::_determineVersion RegionTextParser::_determineVersion: Found spec version 0 2026-04-16 14:01:47 INFO AsciiRegionFileParser::_parse Combined 1 image regions (which excludes any annotation regions) 2026-04-16 14:01:47 INFO AsciiRegionFileParser::_parse The specified region will select all pixels that are included in the region. Full pixels will be included even when they are only partially covered by the region(s). 2026-04-16 14:01:47 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:01:47 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 2853 out of a total of 200000 pixels. [ 1.4265 % ] 2026-04-16 14:01:47 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.36365, over full image : 1.50002 2026-04-16 14:01:47 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 14:01:47 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:47 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.36365, over full image : 1.50002 2026-04-16 14:01:47 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 19] 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 20 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->0 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=0->0 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=0->10 [10], model=0->0.935725, peakres=1.36365->0.427929, Reached cycleniter. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=10->20 [10], model=0->0.895042, peakres=1.30437->0.409324, Reached cycleniter. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=20->30 [10], model=0->0.857749, peakres=1.25002->0.392269, Reached cycleniter. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=30->40 [10], model=0->0.823438, peakres=1.20002->0.376578, Reached cycleniter. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=40->50 [10], model=0->0.791768, peakres=1.15386->0.362094, Reached cycleniter. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=50->60 [10], model=0->0.762443, peakres=1.11113->0.348683, Reached cycleniter. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=60->70 [10], model=0->0.735213, peakres=1.07144->0.33623, Reached cycleniter. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=70->80 [10], model=0->0.709861, peakres=1.0345->0.324636, Reached cycleniter. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C10] iters=80->90 [10], model=0->0.686199, peakres=1.00001->0.313815, Reached cycleniter. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C11] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C12] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C13] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C14] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C15] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C16] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C17] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C18] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst:C19] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:47 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 7.19744 Peak Residual (over all planes) : 0.427929 in C2:P0 2026-04-16 14:01:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 90 iterations. 2026-04-16 14:01:47 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.427929, over full image : 1.50002 2026-04-16 14:01:47 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:01:47 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:47 INFO SIImageStore::restore Beam for chan : 0 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 14:01:47 INFO SIImageStore::restore Beam for chan : 1 : 71.2036 arcsec, 66.8856 arcsec, -88.0973 deg 2026-04-16 14:01:47 INFO SIImageStore::restore Beam for chan : 2 : 67.9686 arcsec, 63.7905 arcsec, -88.0992 deg 2026-04-16 14:01:47 INFO SIImageStore::restore Beam for chan : 3 : 64.9742 arcsec, 61.0362 arcsec, -88.0867 deg 2026-04-16 14:01:47 INFO SIImageStore::restore Beam for chan : 4 : 62.2834 arcsec, 58.5149 arcsec, -88.0574 deg 2026-04-16 14:01:47 INFO SIImageStore::restore Beam for chan : 5 : 59.8179 arcsec, 56.106 arcsec, -88.0997 deg 2026-04-16 14:01:47 INFO SIImageStore::restore Beam for chan : 6 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 14:01:47 INFO SIImageStore::restore Beam for chan : 7 : 55.3506 arcsec, 52.0028 arcsec, -88.0559 deg 2026-04-16 14:01:48 INFO SIImageStore::restore Beam for chan : 8 : 53.4536 arcsec, 50.1105 arcsec, -88.1166 deg 2026-04-16 14:01:48 INFO SIImageStore::restore Beam for chan : 9 : 51.5438 arcsec, 48.4389 arcsec, -87.9751 deg 2026-04-16 14:01:48 INFO SIImageStore::restore Beam for chan : 10 : 49.8289 arcsec, 46.7898 arcsec, -88.094 deg 2026-04-16 14:01:48 INFO SIImageStore::restore Beam for chan : 11 : 48.2424 arcsec, 45.2719 arcsec, -87.8434 deg 2026-04-16 14:01:48 INFO SIImageStore::restore Beam for chan : 12 : 46.6772 arcsec, 43.8964 arcsec, -88.0583 deg 2026-04-16 14:01:48 INFO SIImageStore::restore Beam for chan : 13 : 45.311 arcsec, 42.5211 arcsec, -88.1145 deg 2026-04-16 14:01:48 INFO SIImageStore::restore Beam for chan : 14 : 43.9924 arcsec, 41.2796 arcsec, -88.1126 deg 2026-04-16 14:01:48 INFO SIImageStore::restore Beam for chan : 15 : 42.7125 arcsec, 40.1123 arcsec, -88.0163 deg 2026-04-16 14:01:48 INFO SIImageStore::restore Beam for chan : 16 : 41.5069 arcsec, 39.0226 arcsec, -88.0511 deg 2026-04-16 14:01:48 INFO SIImageStore::restore Beam for chan : 17 : 40.3858 arcsec, 37.9576 arcsec, -88.1108 deg 2026-04-16 14:01:48 INFO SIImageStore::restore Beam for chan : 18 : 39.3316 arcsec, 36.9592 arcsec, -88.1043 deg 2026-04-16 14:01:48 INFO SIImageStore::restore Beam for chan : 19 : 38.3302 arcsec, 36.037 arcsec, -87.6531 deg 2026-04-16 14:01:48 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:48 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:46.738985 End time: 2026-04-16 14:01:47.997203 2026-04-16 14:01:48 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:48 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:48 INFO name:: No table opened. 2026-04-16 14:01:48 INFO showcache:: The Table Cache is empty. 2026-04-16 14:01:48 INFO tclean::::casa ########################################## 2026-04-16 14:01:48 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:01:48 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=-1, start='', width='', outframe='', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='circle[[50pix,50pix],10pix],range=[1.1GHz,1.5GHz]', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:01:48 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:01:48 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:01:48 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:49 WARN SynthesisParamsImage::buildCoordinateSystem (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SynthesisUtilMethods.cc, line 2849) No rest frequency info, using the center of the selected spw(s):1.475e+09 Hz. Velocity labelling may not be correct. 2026-04-16 14:01:49 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377371, -0.657097, 0.652545]' Channels equidistant in freq 2026-04-16 14:01:49 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.47498e+09 Hz 2026-04-16 14:01:49 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 4.99994e+07 Hz 2026-04-16 14:01:49 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 20 2026-04-16 14:01:49 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 9.99989e+08 Hz 2026-04-16 14:01:49 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 9.74989e+08 Hz, upper edge = 1.97498e+09 Hz 2026-04-16 14:01:49 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:01:49 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 20] Spectral: [9.99989e+08] at [0] with increment [4.99994e+07] 2026-04-16 14:01:49 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:01:49 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01062 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:49 INFO tclean::::casa CFCache already exists 2026-04-16 14:01:49 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:49 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:01:49 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01062 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:49 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:01:49 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:49 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:49 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:01:52 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:01:52 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):c0:0.0425628 c1:0.00176285 c2:0.00176285 c3:0.00176285 c4:0.00176285 c5:0.00176285 c6:0.00176285 c7:0.00176285 c8:0.00176285 c9:0.00176285 c10:0.00176285 c11:0.00176285 c12:0.00176285 c13:0.00176285 c14:0.00176285 c15:0.00176285 c16:0.00176285 c17:0.00176285 c18:0.00176285 c19:0.00176285 2026-04-16 14:01:52 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.091981 2026-04-16 14:01:52 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 14:01:52 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 14:01:52 INFO SIImageStore::printBeamSet + I Max 0 1.00e+09 96546 92.9326 arcsec x 65.3663 arcsec pa=-83.5856 deg 2026-04-16 14:01:52 INFO SIImageStore::printBeamSet + I Min 19 1.95e+09 -96539 38.3302 arcsec x 36.0370 arcsec pa=-87.6531 deg 2026-04-16 14:01:52 INFO SIImageStore::printBeamSet + I Median 9 1.45e+09 5085 51.5438 arcsec x 48.4389 arcsec pa=-87.9751 deg 2026-04-16 14:01:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:01:52 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01062 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:52 INFO task_tclean::SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:01:52 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:52 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:01:55 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:55 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:01:48.163106 End time: 2026-04-16 14:01:55.039504 2026-04-16 14:01:55 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:01:55 INFO tclean::::casa ########################################## 2026-04-16 14:01:55 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:55 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:01:55 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='circle[[50pix,50pix],10pix],range=[1.1GHz,1.5GHz]', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:01:55 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:01:55 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:55 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.50002 2026-04-16 14:01:55 INFO SynthesisDeconvolver::setupMask [tst] Setting up a mask from [circle[[50pix,50pix],10pix],range=[1.1GHz,1.5GHz]] 2026-04-16 14:01:55 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-04-16 14:01:55 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-04-16 14:01:55 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-04-16 14:01:55 INFO ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2026-04-16 14:01:55 INFO AsciiRegionFileParser::_parse Combined 1 image regions (which excludes any annotation regions) 2026-04-16 14:01:55 INFO AsciiRegionFileParser::_parse The specified region will select all pixels that are included in the region. Full pixels will be included even when they are only partially covered by the region(s). 2026-04-16 14:01:55 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:01:55 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 2853 out of a total of 200000 pixels. [ 1.4265 % ] 2026-04-16 14:01:55 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.36365, over full image : 1.50002 2026-04-16 14:01:55 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 14:01:55 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:01:55 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.36365, over full image : 1.50002 2026-04-16 14:01:55 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 19] 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle on 20 chans | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C0] iters=0->0 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C1] iters=0->0 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C2] iters=0->10 [10], model=0->0.935725, peakres=1.36365->0.427929, Reached cycleniter. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C3] iters=10->20 [10], model=0->0.895042, peakres=1.30437->0.409324, Reached cycleniter. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C4] iters=20->30 [10], model=0->0.857749, peakres=1.25002->0.392269, Reached cycleniter. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C5] iters=30->40 [10], model=0->0.823438, peakres=1.20002->0.376578, Reached cycleniter. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C6] iters=40->50 [10], model=0->0.791768, peakres=1.15386->0.362094, Reached cycleniter. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C7] iters=50->60 [10], model=0->0.762443, peakres=1.11113->0.348683, Reached cycleniter. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C8] iters=60->70 [10], model=0->0.735213, peakres=1.07144->0.33623, Reached cycleniter. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C9] iters=70->80 [10], model=0->0.709861, peakres=1.0345->0.324636, Reached cycleniter. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C10] iters=80->90 [10], model=0->0.686199, peakres=1.00001->0.313815, Reached cycleniter. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C11] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C12] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C13] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C14] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C15] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C16] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C17] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C18] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst:C19] iters=90->90 [0], model=0->0, peakres=0->0, Reached cyclethreshold. 2026-04-16 14:01:55 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 7.19744 Peak Residual (over all planes) : 0.427929 in C2:P0 2026-04-16 14:01:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 90 iterations. 2026-04-16 14:01:55 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.427929, over full image : 1.50002 2026-04-16 14:01:55 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:01:55 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:01:55 INFO SIImageStore::restore Beam for chan : 0 : 92.9326 arcsec, 65.3663 arcsec, -83.5856 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 1 : 71.2036 arcsec, 66.8856 arcsec, -88.0973 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 2 : 67.9686 arcsec, 63.7905 arcsec, -88.0992 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 3 : 64.9742 arcsec, 61.0362 arcsec, -88.0867 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 4 : 62.2834 arcsec, 58.5149 arcsec, -88.0574 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 5 : 59.8179 arcsec, 56.106 arcsec, -88.0997 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 6 : 57.4622 arcsec, 54.0362 arcsec, -88.0907 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 7 : 55.3506 arcsec, 52.0028 arcsec, -88.0559 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 8 : 53.4536 arcsec, 50.1105 arcsec, -88.1166 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 9 : 51.5438 arcsec, 48.4389 arcsec, -87.9751 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 10 : 49.8289 arcsec, 46.7898 arcsec, -88.094 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 11 : 48.2424 arcsec, 45.2719 arcsec, -87.8434 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 12 : 46.6772 arcsec, 43.8964 arcsec, -88.0583 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 13 : 45.311 arcsec, 42.5211 arcsec, -88.1145 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 14 : 43.9924 arcsec, 41.2796 arcsec, -88.1126 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 15 : 42.7125 arcsec, 40.1123 arcsec, -88.0163 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 16 : 41.5069 arcsec, 39.0226 arcsec, -88.0511 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 17 : 40.3858 arcsec, 37.9576 arcsec, -88.1108 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 18 : 39.3316 arcsec, 36.9592 arcsec, -88.1043 deg 2026-04-16 14:01:56 INFO SIImageStore::restore Beam for chan : 19 : 38.3302 arcsec, 36.037 arcsec, -87.6531 deg 2026-04-16 14:01:56 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:01:56 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:55.042295 End time: 2026-04-16 14:01:56.013255 2026-04-16 14:01:56 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:01:56 INFO deconvolve::::casa ########################################## 2026-04-16 14:01:56 INFO name:: No table opened. 2026-04-16 14:01:56 INFO showcache:: The Table Cache is empty. 2026-04-16 14:01:56 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:01:56 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.mask'] = [True] ( Pass : should all be True ) 2026-04-16 14:01:56 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:01:56 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:01:56 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 0.0 at [50, 50, 0, 1] ( Pass : should be 0.0 , Epsilon: 0.05) 2026-04-16 14:01:56 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 1.0 at [50, 50, 0, 2] ( Pass : should be 1.0 , Epsilon: 0.05) 2026-04-16 14:01:56 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 1.0 at [50, 50, 0, 10] ( Pass : should be 1.0 , Epsilon: 0.05) 2026-04-16 14:01:56 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 0.0 at [50, 50, 0, 11] ( Pass : should be 0.0 , Epsilon: 0.05) 2026-04-16 14:01:56 INFO deconvolve::::casa+ [ checkall ] 2026-04-16 14:01:56 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.mask'] = [True] ( Pass : should all be True ) 2026-04-16 14:01:56 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:01:56 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:01:56 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 0.0 at [50, 50, 0, 1] ( Pass : should be 0.0 , Epsilon: 0.05) 2026-04-16 14:01:56 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 1.0 at [50, 50, 0, 2] ( Pass : should be 1.0 , Epsilon: 0.05) 2026-04-16 14:01:56 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 1.0 at [50, 50, 0, 10] ( Pass : should be 1.0 , Epsilon: 0.05) 2026-04-16 14:01:56 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 0.0 at [50, 50, 0, 11] ( Pass : should be 0.0 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 14:01:56 INFO tclean::::casa ########################################## 2026-04-16 14:01:56 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:01:56 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:01:56 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:01:56 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:01:56 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:01:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:01:57 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:01:57 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:01:57 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:01:57 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:01:57 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:01:57 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:01:58 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:01:58 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.00471 2026-04-16 14:01:58 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:01:58 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:01:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:02:00 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:00 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:01:56.144461 End time: 2026-04-16 14:01:59.978553 2026-04-16 14:02:00 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:02:00 INFO tclean::::casa ########################################## 2026-04-16 14:02:00 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:00 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:00 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:00 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:00 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:00 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:02:00 INFO SynthesisDeconvolver::setupMask [tst] Setting up an auto-mask within PB mask limit 2026-04-16 14:02:00 INFO SynthesisDeconvolver::setAutoMask Generating AutoMask 2026-04-16 14:02:00 INFO SDMaskHandler::autoMask SidelobeLevel = 0.141367 2026-04-16 14:02:00 INFO SDMaskHandler::autoMaskByMultiThreshold prune size=13.8169(minbeamfrac=0.3 * beampix=46.0563) 2026-04-16 14:02:00 INFO SDMaskHandler::autoMaskByMultiThreshold *** Start auto-multithresh processing for Channel 0*** 2026-04-16 14:02:00 INFO SDMaskHandler::YAPruneRegions No regions are removed in pruning process. 2026-04-16 14:02:00 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:02:00 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 323 out of a total of 10000 pixels. [ 3.23 % ] 2026-04-16 14:02:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:02:00 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:00 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.771973, peakres=1.12501->0.353041, Reached cycleniter. 2026-04-16 14:02:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:00 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.353041, over full image : 0.353041 2026-04-16 14:02:00 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:00 INFO deconvolve::::casa [tst] : Reverting output mask to one that was last used 2026-04-16 14:02:00 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:00 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:02:00 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:00 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:01:59.982139 End time: 2026-04-16 14:02:00.390565 2026-04-16 14:02:00 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:00 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:00 INFO name:: No table opened. 2026-04-16 14:02:00 INFO showcache:: The Table Cache is empty. 2026-04-16 14:02:00 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:02:00 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.mask'] = [True] ( Pass : should all be True ) 2026-04-16 14:02:00 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:02:00 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:02:00 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 1.0 at [50, 50, 0, 0] ( Pass : should be 1.0 , Epsilon: 0.05) 2026-04-16 14:02:00 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 0.0 at [50, 85, 0, 0] ( Pass : should be 0.0 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan .2026-04-16 14:02:00 INFO tclean::::casa ########################################## 2026-04-16 14:02:00 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:02:00 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=False, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:02:00 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:02:01 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:02:01 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:02:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:01 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:02:01 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:02:01 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:02:01 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:02:01 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:02:01 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:02:02 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:02:02 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004906 2026-04-16 14:02:02 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:02:02 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:02:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:02:04 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:04 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:02:00.494880 End time: 2026-04-16 14:02:04.276577 2026-04-16 14:02:04 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:02:04 INFO tclean::::casa ########################################## 2026-04-16 14:02:04 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:04 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:04 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=False, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:04 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:04 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:04 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:02:04 INFO SynthesisDeconvolver::setupMask [tst] Setting up an auto-mask within PB mask limit 2026-04-16 14:02:04 INFO SynthesisDeconvolver::setAutoMask Generating AutoMask 2026-04-16 14:02:04 INFO SDMaskHandler::calcRobustImageStatistics [C0] Using Chauvenet algorithm for the image statistics 2026-04-16 14:02:04 INFO SDMaskHandler::autoMask SidelobeLevel = 0.141367 2026-04-16 14:02:04 INFO SDMaskHandler::autoMaskByMultiThreshold prune size=13.8169(minbeamfrac=0.3 * beampix=46.0563) 2026-04-16 14:02:04 INFO SDMaskHandler::autoMaskByMultiThreshold *** Start auto-multithresh processing for Channel 0*** 2026-04-16 14:02:04 INFO SDMaskHandler::YAPruneRegions No regions are removed in pruning process. 2026-04-16 14:02:05 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:02:05 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 323 out of a total of 10000 pixels. [ 3.23 % ] 2026-04-16 14:02:05 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:02:05 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:05 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.771973, peakres=1.12501->0.353041, Reached cycleniter. 2026-04-16 14:02:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:05 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.353041, over full image : 0.353041 2026-04-16 14:02:05 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:05 INFO deconvolve::::casa [tst] : Reverting output mask to one that was last used 2026-04-16 14:02:05 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:05 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:02:05 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:05 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:04.281949 End time: 2026-04-16 14:02:04.777781 2026-04-16 14:02:05 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:05 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:05 INFO name:: No table opened. 2026-04-16 14:02:05 INFO showcache:: The Table Cache is empty. 2026-04-16 14:02:05 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:02:05 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.mask'] = [True] ( Pass : should all be True ) 2026-04-16 14:02:05 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:02:05 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:02:05 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 1.0 at [50, 50, 0, 0] ( Pass : should be 1.0 , Epsilon: 0.05) 2026-04-16 14:02:05 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 0.0 at [50, 85, 0, 0] ( Pass : should be 0.0 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan .2026-04-16 14:02:05 INFO tclean::::casa ########################################## 2026-04-16 14:02:05 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:02:05 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:02:05 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:02:05 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:02:05 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:02:05 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:05 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:05 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:02:05 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:02:05 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:02:05 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:02:05 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:02:05 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:02:07 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:02:07 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.003901 2026-04-16 14:02:07 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:02:07 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:02:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:02:08 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:08 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:02:04.874668 End time: 2026-04-16 14:02:08.296743 2026-04-16 14:02:08 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:02:08 INFO tclean::::casa ########################################## 2026-04-16 14:02:08 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:08 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:08 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=3.0, interactive=False, fullsummary=False, fastnoise=True, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:08 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:08 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:08 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle time for calcRobustRMS: real 0.01s ( user 0.01s, system 0s) 2026-04-16 14:02:08 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.0458058 (nsigma*rms + median) 2026-04-16 14:02:08 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:02:08 INFO SynthesisDeconvolver::setupMask [tst] Setting up an auto-mask within PB mask limit 2026-04-16 14:02:08 INFO SynthesisDeconvolver::setAutoMask Generating AutoMask 2026-04-16 14:02:08 INFO SDMaskHandler::autoMask SidelobeLevel = 0.141367 2026-04-16 14:02:08 INFO SDMaskHandler::autoMaskByMultiThreshold prune size=13.8169(minbeamfrac=0.3 * beampix=46.0563) 2026-04-16 14:02:08 INFO SDMaskHandler::autoMaskByMultiThreshold *** Start auto-multithresh processing for Channel 0*** 2026-04-16 14:02:08 INFO SDMaskHandler::YAPruneRegions No regions are removed in pruning process. 2026-04-16 14:02:09 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:02:09 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 323 out of a total of 10000 pixels. [ 3.23 % ] 2026-04-16 14:02:09 INFO SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.0458058 (nsigma*rms + median) 2026-04-16 14:02:09 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:02:09 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:09 INFO SDAlgorithmBase::deconvolve Using n-sigma for threshold criterion: (cyclethreshold=0, nsigma threshold=0.0458058 ) 2026-04-16 14:02:09 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.771973, peakres=1.12501->0.353041, Reached cycleniter. 2026-04-16 14:02:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:09 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.0458058 (nsigma*rms + median) 2026-04-16 14:02:09 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.353041, over full image : 0.353041 2026-04-16 14:02:09 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:09 INFO deconvolve::::casa [tst] : Reverting output mask to one that was last used 2026-04-16 14:02:09 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:09 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:02:09 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:09 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:08.302299 End time: 2026-04-16 14:02:08.827109 2026-04-16 14:02:09 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:09 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:09 INFO name:: No table opened. 2026-04-16 14:02:09 INFO showcache:: The Table Cache is empty. 2026-04-16 14:02:09 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:02:09 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.mask'] = [True] ( Pass : should all be True ) 2026-04-16 14:02:09 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:02:09 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:02:09 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 1.0 at [50, 50, 0, 0] ( Pass : should be 1.0 , Epsilon: 0.05) 2026-04-16 14:02:09 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 0.0 at [50, 85, 0, 0] ( Pass : should be 0.0 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan .2026-04-16 14:02:09 INFO tclean::::casa ########################################## 2026-04-16 14:02:09 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:02:09 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:02:09 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:02:09 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:02:09 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:02:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:09 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:02:09 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:02:09 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:02:09 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:02:09 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:02:09 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:02:11 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:02:11 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004234 2026-04-16 14:02:11 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:02:11 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:02:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:02:12 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:12 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:02:08.976159 End time: 2026-04-16 14:02:12.370475 2026-04-16 14:02:12 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:02:12 INFO tclean::::casa ########################################## 2026-04-16 14:02:12 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:12 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:12 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=3.0, interactive=False, fullsummary=False, fastnoise=False, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:12 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:12 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:12 INFO task_deconvolve::SDMaskHandler::calcRobustImageStatistics [C0] Using Chauvenet algorithm for the image statistics 2026-04-16 14:02:12 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle time for calcRobustRMS: real 0.04s ( user 0.02s, system 0s) 2026-04-16 14:02:12 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.041405 (nsigma*rms + median) 2026-04-16 14:02:12 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:02:12 INFO SynthesisDeconvolver::setupMask [tst] Setting up an auto-mask within PB mask limit 2026-04-16 14:02:12 INFO SynthesisDeconvolver::setAutoMask Generating AutoMask 2026-04-16 14:02:12 INFO SDMaskHandler::autoMask SidelobeLevel = 0.141367 2026-04-16 14:02:12 INFO SDMaskHandler::autoMaskByMultiThreshold prune size=13.8169(minbeamfrac=0.3 * beampix=46.0563) 2026-04-16 14:02:12 INFO SDMaskHandler::autoMaskByMultiThreshold *** Start auto-multithresh processing for Channel 0*** 2026-04-16 14:02:12 INFO SDMaskHandler::YAPruneRegions No regions are removed in pruning process. 2026-04-16 14:02:13 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:02:13 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 323 out of a total of 10000 pixels. [ 3.23 % ] 2026-04-16 14:02:13 INFO SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.041405 (nsigma*rms + median) 2026-04-16 14:02:13 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:02:13 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:13 INFO SDAlgorithmBase::deconvolve Using n-sigma for threshold criterion: (cyclethreshold=0, nsigma threshold=0.041405 ) 2026-04-16 14:02:13 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.771973, peakres=1.12501->0.353041, Reached cycleniter. 2026-04-16 14:02:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:13 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.041405 (nsigma*rms + median) 2026-04-16 14:02:13 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.353041, over full image : 0.353041 2026-04-16 14:02:13 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:13 INFO deconvolve::::casa [tst] : Reverting output mask to one that was last used 2026-04-16 14:02:13 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:13 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:02:13 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:13 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:12.373807 End time: 2026-04-16 14:02:12.882744 2026-04-16 14:02:13 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:13 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:13 INFO name:: No table opened. 2026-04-16 14:02:13 INFO showcache:: The Table Cache is empty. 2026-04-16 14:02:13 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:02:13 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.mask'] = [True] ( Pass : should all be True ) 2026-04-16 14:02:13 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:02:13 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:02:13 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 1.0 at [50, 50, 0, 0] ( Pass : should be 1.0 , Epsilon: 0.05) 2026-04-16 14:02:13 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 0.0 at [50, 85, 0, 0] ( Pass : should be 0.0 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan .2026-04-16 14:02:13 INFO tclean::::casa ########################################## 2026-04-16 14:02:13 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:02:13 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=1000, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:02:13 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:02:13 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:02:13 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:02:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:13 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:02:13 INFO SynthesisImagerVi2::defineImage Shape: [1000, 1000, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:02:13 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:02:13 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.05311 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:02:13 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:02:13 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:02:15 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:02:15 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017659 2026-04-16 14:02:15 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1474 arcsec, -87.3946 deg 2026-04-16 14:02:15 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:02:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:02:17 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:17 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:02:12.994951 End time: 2026-04-16 14:02:16.702454 2026-04-16 14:02:17 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:02:17 INFO tclean::::casa ########################################## 2026-04-16 14:02:17 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:17 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:17 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:17 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:17 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:17 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:02:17 INFO SynthesisDeconvolver::setupMask [tst] Setting up an auto-mask within PB mask limit 2026-04-16 14:02:17 INFO SynthesisDeconvolver::setAutoMask Generating AutoMask 2026-04-16 14:02:17 INFO SDMaskHandler::autoMask SidelobeLevel = 0.141366 2026-04-16 14:02:17 INFO SDMaskHandler::autoMaskByMultiThreshold prune size=13.8169(minbeamfrac=0.3 * beampix=46.0563) 2026-04-16 14:02:17 INFO SDMaskHandler::autoMaskByMultiThreshold *** Start auto-multithresh processing for Channel 0*** 2026-04-16 14:02:17 INFO SDMaskHandler::YAPruneRegions No regions are removed in pruning process. 2026-04-16 14:02:18 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:02:18 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 323 out of a total of 1e+06 pixels. [ 0.0323 % ] 2026-04-16 14:02:18 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:02:18 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:18 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.771973, peakres=1.12501->0.353041, Reached cycleniter. 2026-04-16 14:02:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:18 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.353041, over full image : 0.353041 2026-04-16 14:02:18 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:18 INFO deconvolve::::casa [tst] : Reverting output mask to one that was last used 2026-04-16 14:02:18 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:18 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1474 arcsec, -87.3946 deg 2026-04-16 14:02:18 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:18 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:16.705731 End time: 2026-04-16 14:02:18.037373 2026-04-16 14:02:18 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:18 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:18 INFO name:: No table opened. 2026-04-16 14:02:18 INFO showcache:: The Table Cache is empty. 2026-04-16 14:02:18 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:02:18 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.mask'] = [True] ( Pass : should all be True ) 2026-04-16 14:02:18 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:02:18 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:02:18 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 1.0 at [500, 500, 0, 0] ( Pass : should be 1.0 , Epsilon: 0.05) 2026-04-16 14:02:18 INFO deconvolve::::casa+ [ check_pix_val ] tst.mask : Value is 0.0 at [500, 510, 0, 0] ( Pass : should be 0.0 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan .2026-04-16 14:02:18 INFO tclean::::casa ########################################## 2026-04-16 14:02:18 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:02:18 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='tst.mask.txt', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:02:18 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:02:18 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:02:18 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:02:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:19 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:02:19 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:02:19 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:02:19 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.82 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:02:19 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:02:19 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:02:20 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:02:20 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004691 2026-04-16 14:02:20 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:02:20 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:02:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:02:22 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:22 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:02:18.150529 End time: 2026-04-16 14:02:22.022453 2026-04-16 14:02:22 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:02:22 INFO tclean::::casa ########################################## 2026-04-16 14:02:22 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:22 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:22 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='tst.mask.txt', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:22 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:22 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:22 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:02:22 INFO SynthesisDeconvolver::setupMask [tst] Setting up a mask from [tst.mask.txt] 2026-04-16 14:02:22 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-04-16 14:02:22 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-04-16 14:02:22 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-04-16 14:02:22 INFO You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2026-04-16 14:02:22 INFO ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2026-04-16 14:02:22 INFO RegionTextParser::_determineVersion RegionTextParser::_determineVersion: Found spec version 0 2026-04-16 14:02:22 INFO AsciiRegionFileParser::_parse Combined 1 image regions (which excludes any annotation regions) 2026-04-16 14:02:22 INFO AsciiRegionFileParser::_parse The specified region will select all pixels that are included in the region. Full pixels will be included even when they are only partially covered by the region(s). 2026-04-16 14:02:22 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:02:22 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 317 out of a total of 10000 pixels. [ 3.17 % ] 2026-04-16 14:02:22 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:02:22 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:22 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.771973, peakres=1.12501->0.353041, Reached cycleniter. 2026-04-16 14:02:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:22 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.353041, over full image : 0.353041 2026-04-16 14:02:22 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:22 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:22 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:02:22 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:22 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:22.033942 End time: 2026-04-16 14:02:22.337732 2026-04-16 14:02:22 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:22 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:22 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:22 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:22 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='tst.mask.txt', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:22 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Internal Error: 'mask' parameter specified as a filename 'tst.mask.txt', but no such file exists 2026-04-16 14:02:22 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Internal Error: 'mask' parameter specified as a filename 'tst.mask.txt', but no such file exists 2026-04-16 14:02:22 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:02:22 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:02:22 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:02:22 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:02:22 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 204, in deconvolve 2026-04-16 14:02:22 INFO deconvolve::::casa+ check_requiredmask_exists(usemask, mask) 2026-04-16 14:02:22 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 36, in check_requiredmask_exists 2026-04-16 14:02:22 INFO deconvolve::::casa+ raise RuntimeError("Internal Error: 'mask' parameter specified as a filename '"+mask+"', but no such file exists") 2026-04-16 14:02:22 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Internal Error: 'mask' parameter specified as a filename 'tst.mask.txt', but no such file exists 2026-04-16 14:02:22 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:22.353579 End time: 2026-04-16 14:02:22.355765 2026-04-16 14:02:22 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:22 INFO deconvolve::::casa ########################################## /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan .2026-04-16 14:02:23 INFO tclean::::casa ########################################## 2026-04-16 14:02:23 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:02:23 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='pb', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:02:23 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:02:23 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:02:23 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:02:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:23 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:02:23 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.47499e+09] at [0] with increment [9.99992e+08] 2026-04-16 14:02:23 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:02:23 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.82 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:02:23 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:02:23 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:02:25 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.000394186 2026-04-16 14:02:25 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004258 2026-04-16 14:02:25 INFO SIImageStore::printBeamSet Beam : 51.5831 arcsec, 48.2849 arcsec, -88.434 deg 2026-04-16 14:02:25 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:02:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:02:28 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:28 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:02:22.515345 End time: 2026-04-16 14:02:28.084163 2026-04-16 14:02:28 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:02:28 INFO tclean::::casa ########################################## 2026-04-16 14:02:28 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:28 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:28 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='pb', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:28 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:28 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:28 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:02:28 INFO SynthesisDeconvolver::setupMask [tst] Setting up a PB based mask 2026-04-16 14:02:28 INFO SDMaskHandler::makePBMask MAKE PB mask 2026-04-16 14:02:28 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:02:28 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:02:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:02:28 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:28 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.726481, peakres=1.05872->0.332237, Reached cycleniter. 2026-04-16 14:02:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:28 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.332237, over full image : 0.332237 2026-04-16 14:02:28 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:28 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:28 INFO SIImageStore::restore Beam for chan : 0 : 51.5831 arcsec, 48.2849 arcsec, -88.434 deg 2026-04-16 14:02:28 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:28 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:28.094887 End time: 2026-04-16 14:02:28.419146 2026-04-16 14:02:28 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:28 INFO deconvolve::::casa ########################################## /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 14:02:29 INFO tclean::::casa ########################################## 2026-04-16 14:02:29 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:02:29 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='pb', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:02:29 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:02:29 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:02:29 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:02:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:29 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:02:29 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.47499e+09] at [0] with increment [9.99992e+08] 2026-04-16 14:02:29 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:02:29 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.82 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:02:29 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:02:29 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:02:32 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.000394186 2026-04-16 14:02:32 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004276 2026-04-16 14:02:32 INFO SIImageStore::printBeamSet Beam : 51.5831 arcsec, 48.2849 arcsec, -88.434 deg 2026-04-16 14:02:32 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:02:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:02:34 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:34 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:02:28.627198 End time: 2026-04-16 14:02:34.406387 2026-04-16 14:02:34 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:02:34 INFO tclean::::casa ########################################## 2026-04-16 14:02:34 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:34 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:34 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='pb', mask='', pbmask=0.995, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:34 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:34 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:34 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:02:34 INFO SynthesisDeconvolver::setupMask [tst] Setting up a PB based mask 2026-04-16 14:02:34 INFO SDMaskHandler::makePBMask MAKE PB mask 2026-04-16 14:02:34 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:02:34 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 989 out of a total of 10000 pixels. [ 9.89 % ] 2026-04-16 14:02:34 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:02:34 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:35 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.726481, peakres=1.05872->0.332237, Reached cycleniter. 2026-04-16 14:02:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:35 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.332237, over full image : 0.332237 2026-04-16 14:02:35 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:35 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:35 INFO SIImageStore::restore Beam for chan : 0 : 51.5831 arcsec, 48.2849 arcsec, -88.434 deg 2026-04-16 14:02:35 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:35 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:34.417158 End time: 2026-04-16 14:02:34.768676 2026-04-16 14:02:35 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:35 INFO deconvolve::::casa ########################################## /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 14:02:35 INFO tclean::::casa ########################################## 2026-04-16 14:02:35 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:02:35 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='10.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:02:35 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:02:35 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:02:35 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:02:35 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:35 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:36 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:02:36 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:02:36 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:02:36 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.82 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:02:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:02:36 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:02:37 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:02:37 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004684 2026-04-16 14:02:37 INFO SIImageStore::printBeamSet Beam : 53.0096 arcsec, 49.3003 arcsec, -89.1037 deg 2026-04-16 14:02:37 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:02:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:02:38 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:38 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:02:34.947355 End time: 2026-04-16 14:02:38.418196 2026-04-16 14:02:38 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:02:38 INFO tclean::::casa ########################################## 2026-04-16 14:02:38 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:38 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:38 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:38 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:38 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:38 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:02:38 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:38 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:02:38 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:02:38 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:02:38 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:38 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:38 WARN SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2352) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-04-16 14:02:39 INFO SIImageStore::restore Beam for chan : 0 : 53.0096 arcsec, 49.3003 arcsec, -89.1037 deg 2026-04-16 14:02:39 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:39 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:38.421278 End time: 2026-04-16 14:02:38.639284 2026-04-16 14:02:39 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:39 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:39 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:39 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:39 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:39 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:39 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:39 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:02:39 INFO deconvolve::::casa Reached global stopping criterion : zero mask 2026-04-16 14:02:39 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:02:39 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 0 out of a total of 10000 pixels. [ 0 % ] 2026-04-16 14:02:39 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:02:39 INFO deconvolve::::casa Reached global stopping criterion : zero mask 2026-04-16 14:02:39 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:39 WARN SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2352) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-04-16 14:02:39 INFO SIImageStore::restore Beam for chan : 0 : 53.0096 arcsec, 49.3003 arcsec, -89.1037 deg 2026-04-16 14:02:39 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:39 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:38.663565 End time: 2026-04-16 14:02:38.835463 2026-04-16 14:02:39 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:39 INFO deconvolve::::casa ########################################## /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan .2026-04-16 14:02:39 INFO tclean::::casa ########################################## 2026-04-16 14:02:39 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:02:39 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell=['10.0arcsec', '10.0arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:02:39 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:02:39 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:02:39 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:02:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:39 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:02:39 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.47499e+09] at [0] with increment [9.99992e+08] 2026-04-16 14:02:39 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:02:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.82 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:02:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:02:39 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:02:42 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.000394186 2026-04-16 14:02:42 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004188 2026-04-16 14:02:42 INFO SIImageStore::printBeamSet Beam : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:02:42 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:02:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:02:44 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:02:44 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:02:38.976849 End time: 2026-04-16 14:02:44.194434 2026-04-16 14:02:44 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:02:44 INFO tclean::::casa ########################################## 2026-04-16 14:02:44 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:44 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:44 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.5, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:44 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:44 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:44 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:02:44 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:02:44 INFO SynthesisDeconvolver::setupMask [tst] Setting up an auto-mask within PB mask limit 2026-04-16 14:02:44 INFO SynthesisDeconvolver::setAutoMask Generating AutoMask 2026-04-16 14:02:44 INFO SDMaskHandler::autoMask SidelobeLevel = 0.121006 2026-04-16 14:02:44 INFO SDMaskHandler::autoMaskByMultiThreshold prune size=8.43297(minbeamfrac=0.3 * beampix=28.1099) 2026-04-16 14:02:44 WARN SDMaskHandler::autoMaskByMultiThreshold (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SDMaskHandler.cc, line 2228) Faint regions may not be included in the final mask. Consider decreasing cutthreshold. 2026-04-16 14:02:44 INFO SDMaskHandler::autoMaskByMultiThreshold *** Start auto-multithresh processing for Channel 0*** 2026-04-16 14:02:44 INFO SDMaskHandler::YAPruneRegions No regions are removed in pruning process. 2026-04-16 14:02:44 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:02:44 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 37 out of a total of 10000 pixels. [ 0.37 % ] 2026-04-16 14:02:44 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:02:44 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:44 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.726481, peakres=1.05872->0.332237, Reached cycleniter. 2026-04-16 14:02:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:44 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.332237, over full image : 0.332237 2026-04-16 14:02:44 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:44 INFO deconvolve::::casa [tst] : Reverting output mask to one that was last used 2026-04-16 14:02:44 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:44 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:02:45 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:02:45 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:44.218395 End time: 2026-04-16 14:02:44.573310 2026-04-16 14:02:45 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:45 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:45 INFO name:: No table opened. 2026-04-16 14:02:45 INFO showcache:: The Table Cache is empty. .2026-04-16 14:02:45 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:45 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:45 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:45 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:45 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:02:45 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:02:45 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:02:45 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:02:45 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:02:45 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:02:45 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:45 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 19 pixels. 2026-04-16 14:02:45 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=0.952847 Flux limit=0.0319233, 667 Active pixels 2026-04-16 14:02:45 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.771806 Flux limit=0.028731, 671 Active pixels 2026-04-16 14:02:45 INFO ClarkCleanLatModel::solve Iteration: 7, Maximum residual=0.506382 Flux limit=0.0232721, 689 Active pixels 2026-04-16 14:02:45 INFO ClarkCleanLatModel::solve Iteration: 10, Maximum residual=0.369152 Flux limit=0.0152688, 733 Active pixels 2026-04-16 14:02:45 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.689566, peakres=1.05872->0.369152, Reached cycleniter. 2026-04-16 14:02:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:45 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.369152, over full image : 0.369152 2026-04-16 14:02:45 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:45 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:45 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:02:45 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:02:45 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:44.611564 End time: 2026-04-16 14:02:45.209781 2026-04-16 14:02:45 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:45 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:45 INFO name:: No table opened. 2026-04-16 14:02:45 INFO showcache:: The Table Cache is empty. .2026-04-16 14:02:45 INFO tclean::::casa ########################################## 2026-04-16 14:02:45 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:02:45 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='10.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:02:45 WARN tclean::task_tclean::casa For specmode='mfs' and deconvolver='mtmfs', the option of pbcor=True divides each restored Taylor coefficient image by the pb.tt0 image. This correction ignores the frequency-dependence of the primary beam and does not correct for PB spectral index. It is scientifically valid only for small fractional bandwidths. For more accurate wideband primary beam correction (if needed), please use one of the following options : (1) specmode='mvc' with gridder='standard' or 'mosaic' with pbcor=True, (2) conjbeams=True and wbawp=True with gridder='awproject' and pbcor=True. 2026-04-16 14:02:45 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:02:45 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:02:45 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:02:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:02:46 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:02:46 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.47499e+09] at [0] with increment [9.99992e+08] 2026-04-16 14:02:46 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:02:46 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0008851 GB. Available mem.: 10.82 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:02:46 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:02:46 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:02:52 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Hessian Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:02:52 INFO SIImageStoreMultiTerm::calcSensitivity + [6.43572e+06, -1.77913 2026-04-16 14:02:52 INFO SIImageStoreMultiTerm::calcSensitivity + -1.77913, 245892] 2026-04-16 14:02:52 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Covariance Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:02:52 INFO SIImageStoreMultiTerm::calcSensitivity + [1.55383e-07, 1.12426e-12 2026-04-16 14:02:52 INFO SIImageStoreMultiTerm::calcSensitivity + 1.12426e-12, 4.06682e-06] 2026-04-16 14:02:52 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor0] Theoretical sensitivity (Jy/bm):0.000394186 2026-04-16 14:02:52 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor1] Theoretical sensitivity (Jy/bm):0.00201664 2026-04-16 14:02:52 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.974989 GHz -> 1.97498GHz.Fractional Bandwidth : 67.7968 %.Reference Frequency for Taylor Expansion : 1.47499GHz. 2026-04-16 14:02:52 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.007907 2026-04-16 14:02:52 INFO SIImageStore::printBeamSet Beam : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:02:52 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:02:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:02:56 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.sumwt.tt1', 'tst.residual.tt1', 'tst.sumwt.tt2', 'tst.sumwt.tt0', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0'] 2026-04-16 14:02:57 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:02:45.404470 End time: 2026-04-16 14:02:56.603659 2026-04-16 14:02:57 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:02:57 INFO tclean::::casa ########################################## 2026-04-16 14:02:57 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:57 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:57 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:57 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:57 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:02:57 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:02:57 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:02:57 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:02:57 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:02:57 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:02:57 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:57 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:02:57 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 80 pixels on each side for minor-cycle updates. 2026-04-16 14:02:57 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [50, 50] 2026-04-16 14:02:57 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.974989 GHz -> 1.97498GHz.Fractional Bandwidth : 67.7968 %.Reference Frequency for Taylor Expansion : 1.47499GHz. 2026-04-16 14:02:57 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:02:57 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:02:57 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -2.77042e-07 2026-04-16 14:02:57 INFO MultiTermMatrixCleaner::computeHessianPeak + -2.77042e-07, 0.0382074] 2026-04-16 14:02:57 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:02:57 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.05872 2026-04-16 14:02:57 INFO [10] Res: 0.369152 Max: 0.175088 Gain: 0.1 Pos: [50, 50] Scale: 0 Coeffs: 0.410169 -0.423408 2026-04-16 14:02:57 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:02:57 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.689566 (in this run) 2026-04-16 14:02:57 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.689566 [1]: -0.711822 2026-04-16 14:02:57 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.689566, peakres=1.05872->0.369152, Reached cycleniter. 2026-04-16 14:02:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:57 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.369152, over full image : 0.369152 2026-04-16 14:02:57 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:57 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:02:57 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:57 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:02:57 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:02:57 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.0369152 Jy/beam 2026-04-16 14:02:57 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.alpha.error 2026-04-16 14:02:57 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:02:57 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:02:57 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:02:57 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:02:57 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.alpha.error', 'tst.psf.tt2', 'tst.alpha', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:02:57 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:56.617123 End time: 2026-04-16 14:02:57.169489 2026-04-16 14:02:57 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:57 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:57 INFO name:: No table opened. 2026-04-16 14:02:57 INFO showcache:: The Table Cache is empty. /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 14:02:57 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:57 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:57 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='multiscale', scales=[5, 10, 50], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:57 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:57 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : multiscale 2026-04-16 14:02:57 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:02:57 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:02:57 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:02:57 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:02:57 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:02:57 INFO SDAlgorithmBase::deconvolve [tst] Run multiscale minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:57 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [50, 50] 2026-04-16 14:02:57 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 0 2026-04-16 14:02:57 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 1 2026-04-16 14:02:57 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 2 2026-04-16 14:02:57 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 0 2026-04-16 14:02:57 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 1 2026-04-16 14:02:57 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 2 2026-04-16 14:02:57 INFO MatrixCleaner::clean() scale 1 = 5 pixels with bias = 1 2026-04-16 14:02:57 INFO MatrixCleaner::clean() scale 2 = 10 pixels with bias = 1 2026-04-16 14:02:57 INFO MatrixCleaner::clean() scale 3 = 50 pixels with bias = 1 2026-04-16 14:02:57 INFO MatrixCleaner::clean() Cleaning using given mask 2026-04-16 14:02:57 INFO MatrixCleaner::clean() Cleaning pixels with mask values above 0.9 2026-04-16 14:02:57 INFO MatrixCleaner::clean() Starting iteration 2026-04-16 14:02:57 INFO MatrixCleaner::clean() Initial maximum residual is 1.38035 within the mask 2026-04-16 14:02:57 INFO MatrixCleaner::clean() iteration MaximumResidual CleanedFlux 2026-04-16 14:02:57 INFO MatrixCleaner::clean() 1 1.38035 0.138035 2026-04-16 14:02:57 INFO MatrixCleaner::clean() 2 1.24232 0.262267 2026-04-16 14:02:57 INFO MatrixCleaner::clean() 3 1.11809 0.374075 2026-04-16 14:02:57 INFO MatrixCleaner::clean() 4 1.00628 0.474703 2026-04-16 14:02:57 INFO MatrixCleaner::clean() 5 0.905649 0.565268 2026-04-16 14:02:57 INFO MatrixCleaner::clean() 6 0.815084 0.646776 2026-04-16 14:02:57 INFO MatrixCleaner::clean() 7 0.733576 0.720134 2026-04-16 14:02:57 INFO MatrixCleaner::clean() 8 0.660218 0.786156 2026-04-16 14:02:57 INFO MatrixCleaner::clean() 9 0.594196 0.845575 2026-04-16 14:02:57 INFO MatrixCleaner::clean() 10 0.534777 0.899053 2026-04-16 14:02:57 INFO MatrixCleaner::clean() 0 0.899053 2026-04-16 14:02:57 INFO MatrixCleaner::clean() 1 0 2026-04-16 14:02:57 INFO MatrixCleaner::clean() 2 0 2026-04-16 14:02:57 INFO MatrixCleaner::clean() Failed to reach stopping threshold 2026-04-16 14:02:57 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.899053, peakres=1.05872->0.452384, Reached cycleniter. 2026-04-16 14:02:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:57 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.452384, over full image : 0.452384 2026-04-16 14:02:57 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:57 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:57 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:02:57 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:02:57 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:57.227849 End time: 2026-04-16 14:02:57.495267 2026-04-16 14:02:57 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:57 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:58 INFO name:: No table opened. 2026-04-16 14:02:58 INFO showcache:: The Table Cache is empty. .2026-04-16 14:02:58 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:58 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:58 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=False, verbose=False ) 2026-04-16 14:02:58 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:58 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:58 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:02:58 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:02:58 INFO SynthesisDeconvolver::setupMask [tst] Setting up an auto-mask within PB mask limit 2026-04-16 14:02:58 INFO SynthesisDeconvolver::setAutoMask Generating AutoMask 2026-04-16 14:02:58 INFO SDMaskHandler::autoMask SidelobeLevel = 0.121006 2026-04-16 14:02:58 INFO SDMaskHandler::autoMaskByMultiThreshold prune size=8.43297(minbeamfrac=0.3 * beampix=28.1099) 2026-04-16 14:02:58 INFO SDMaskHandler::autoMaskByMultiThreshold *** Start auto-multithresh processing for Channel 0*** 2026-04-16 14:02:58 INFO SDMaskHandler::YAPruneRegions No regions are removed in pruning process. 2026-04-16 14:02:58 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:02:58 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 207 out of a total of 10000 pixels. [ 2.07 % ] 2026-04-16 14:02:58 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:02:58 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:58 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.726481, peakres=1.05872->0.332237, Reached cycleniter. 2026-04-16 14:02:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:58 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.332237, over full image : 0.332237 2026-04-16 14:02:58 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:58 INFO deconvolve::::casa [tst] : Reverting output mask to one that was last used 2026-04-16 14:02:58 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:58 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:02:58 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:02:58 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:57.527426 End time: 2026-04-16 14:02:57.873112 2026-04-16 14:02:58 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:58 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:58 INFO name:: No table opened. 2026-04-16 14:02:58 INFO showcache:: The Table Cache is empty. .2026-04-16 14:02:58 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:58 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:58 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:58 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:58 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:58 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:02:58 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:02:58 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:02:58 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:02:58 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:02:58 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:58 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.726481, peakres=1.05872->0.332237, Reached cycleniter. 2026-04-16 14:02:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:58 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.332237, over full image : 0.332237 2026-04-16 14:02:58 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:58 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:58 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:02:58 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:02:58 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:57.910774 End time: 2026-04-16 14:02:58.171133 2026-04-16 14:02:58 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:58 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:58 INFO name:: No table opened. 2026-04-16 14:02:58 INFO showcache:: The Table Cache is empty. .2026-04-16 14:02:58 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:58 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:58 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=True, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:58 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:58 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:58 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:02:58 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:02:58 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:02:58 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:02:58 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:02:58 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:58 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.726481, peakres=1.05872->0.332237, Reached cycleniter. 2026-04-16 14:02:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:58 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.332237, over full image : 0.332237 2026-04-16 14:02:58 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:58 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:58 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:02:58 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:02:58 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:58.198752 End time: 2026-04-16 14:02:58.461715 2026-04-16 14:02:58 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:58 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:58 INFO name:: No table opened. 2026-04-16 14:02:58 INFO showcache:: The Table Cache is empty. .2026-04-16 14:02:59 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:59 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:59 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.5, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:59 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:59 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:59 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:02:59 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:02:59 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:02:59 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:02:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:02:59 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.5 2026-04-16 14:02:59 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->1.10967, peakres=1.05872->0.0107917, Reached cycleniter. 2026-04-16 14:02:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:59 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0107917, over full image : 0.0107917 2026-04-16 14:02:59 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:59 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:59 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:02:59 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:02:59 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:58.501241 End time: 2026-04-16 14:02:58.784949 2026-04-16 14:02:59 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:59 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:59 INFO name:: No table opened. 2026-04-16 14:02:59 INFO showcache:: The Table Cache is empty. .2026-04-16 14:02:59 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:59 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:59 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=1, dogrowprune=True, verbose=False ) 2026-04-16 14:02:59 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:59 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:59 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:02:59 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:02:59 INFO SynthesisDeconvolver::setupMask [tst] Setting up an auto-mask within PB mask limit 2026-04-16 14:02:59 INFO SynthesisDeconvolver::setAutoMask Generating AutoMask 2026-04-16 14:02:59 INFO SDMaskHandler::autoMask SidelobeLevel = 0.121006 2026-04-16 14:02:59 INFO SDMaskHandler::autoMaskByMultiThreshold prune size=8.43297(minbeamfrac=0.3 * beampix=28.1099) 2026-04-16 14:02:59 INFO SDMaskHandler::autoMaskByMultiThreshold *** Start auto-multithresh processing for Channel 0*** 2026-04-16 14:02:59 INFO SDMaskHandler::YAPruneRegions No regions are removed in pruning process. 2026-04-16 14:02:59 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:02:59 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 207 out of a total of 10000 pixels. [ 2.07 % ] 2026-04-16 14:02:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:02:59 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:59 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.726481, peakres=1.05872->0.332237, Reached cycleniter. 2026-04-16 14:02:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:59 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.332237, over full image : 0.332237 2026-04-16 14:02:59 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:59 INFO deconvolve::::casa [tst] : Reverting output mask to one that was last used 2026-04-16 14:02:59 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:02:59 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:02:59 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:02:59 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:58.812498 End time: 2026-04-16 14:02:59.215134 2026-04-16 14:02:59 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:02:59 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:59 INFO name:: No table opened. 2026-04-16 14:02:59 INFO showcache:: The Table Cache is empty. .2026-04-16 14:02:59 INFO deconvolve::::casa ########################################## 2026-04-16 14:02:59 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:02:59 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=10.0, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:02:59 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:02:59 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:02:59 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:02:59 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:02:59 INFO SynthesisDeconvolver::setupMask [tst] Setting up an auto-mask within PB mask limit 2026-04-16 14:02:59 INFO SynthesisDeconvolver::setAutoMask Generating AutoMask 2026-04-16 14:02:59 INFO SDMaskHandler::autoMask SidelobeLevel = 0.121006 2026-04-16 14:02:59 INFO SDMaskHandler::autoMaskByMultiThreshold prune size=8.43297(minbeamfrac=0.3 * beampix=28.1099) 2026-04-16 14:02:59 INFO SDMaskHandler::autoMaskByMultiThreshold *** Start auto-multithresh processing for Channel 0*** 2026-04-16 14:02:59 INFO SDMaskHandler::YAPruneRegions No regions are removed in pruning process. 2026-04-16 14:02:59 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:02:59 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 207 out of a total of 10000 pixels. [ 2.07 % ] 2026-04-16 14:02:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:02:59 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:02:59 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.726481, peakres=1.05872->0.332237, Reached cycleniter. 2026-04-16 14:02:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:02:59 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.332237, over full image : 0.332237 2026-04-16 14:02:59 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:02:59 INFO deconvolve::::casa [tst] : Reverting output mask to one that was last used 2026-04-16 14:02:59 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:00 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:03:00 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:03:00 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:59.253570 End time: 2026-04-16 14:02:59.610996 2026-04-16 14:03:00 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:00 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:00 INFO name:: No table opened. 2026-04-16 14:03:00 INFO showcache:: The Table Cache is empty. .2026-04-16 14:03:00 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:00 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:00 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='circle[[40pix,40pix],10pix]', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:00 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:00 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:03:00 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:03:00 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:03:00 INFO SynthesisDeconvolver::setupMask [tst] Setting up a mask from [circle[[40pix,40pix],10pix]] 2026-04-16 14:03:00 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-04-16 14:03:00 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-04-16 14:03:00 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-04-16 14:03:00 INFO You've specified explicitly that the spectral axis should be regridded. However, the input image has a degenerate spectral axis and so it cannot be regridded. Instead, the resulting single output channel will be replicated 1 times in the output image. 2026-04-16 14:03:00 INFO ImageMaskAttacher::makeMask Created and initialized mask `mask0' 2026-04-16 14:03:00 INFO AsciiRegionFileParser::_parse Combined 1 image regions (which excludes any annotation regions) 2026-04-16 14:03:00 INFO AsciiRegionFileParser::_parse The specified region will select all pixels that are included in the region. Full pixels will be included even when they are only partially covered by the region(s). 2026-04-16 14:03:00 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:03:00 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 317 out of a total of 10000 pixels. [ 3.17 % ] 2026-04-16 14:03:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.244253, over full image : 1.05872 2026-04-16 14:03:00 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:00 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.171539, peakres=0.244253->0.0867547, Reached cycleniter. 2026-04-16 14:03:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:00 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0867547, over full image : 1.02262 2026-04-16 14:03:00 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:00 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:00 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:03:00 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:03:00 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:59.639812 End time: 2026-04-16 14:02:59.945879 2026-04-16 14:03:00 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:00 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:00 INFO name:: No table opened. 2026-04-16 14:03:00 INFO showcache:: The Table Cache is empty. .2026-04-16 14:03:00 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:00 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:00 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.5, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:00 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:00 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:03:00 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:03:00 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:03:00 INFO SynthesisDeconvolver::setupMask [tst] Setting up an auto-mask within PB mask limit 2026-04-16 14:03:00 INFO SynthesisDeconvolver::setAutoMask Generating AutoMask 2026-04-16 14:03:00 INFO SDMaskHandler::autoMask SidelobeLevel = 0.121006 2026-04-16 14:03:00 INFO SDMaskHandler::autoMaskByMultiThreshold prune size=14.055(minbeamfrac=0.5 * beampix=28.1099) 2026-04-16 14:03:00 INFO SDMaskHandler::autoMaskByMultiThreshold *** Start auto-multithresh processing for Channel 0*** 2026-04-16 14:03:00 INFO SDMaskHandler::YAPruneRegions No regions are removed in pruning process. 2026-04-16 14:03:00 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:03:00 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 207 out of a total of 10000 pixels. [ 2.07 % ] 2026-04-16 14:03:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:03:00 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:00 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.726481, peakres=1.05872->0.332237, Reached cycleniter. 2026-04-16 14:03:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:00 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.332237, over full image : 0.332237 2026-04-16 14:03:00 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:00 INFO deconvolve::::casa [tst] : Reverting output mask to one that was last used 2026-04-16 14:03:00 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:00 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:03:00 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:03:00 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:02:59.987809 End time: 2026-04-16 14:03:00.446723 2026-04-16 14:03:00 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:00 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:00 INFO name:: No table opened. 2026-04-16 14:03:00 INFO showcache:: The Table Cache is empty. .2026-04-16 14:03:00 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:00 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:00 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.5, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:00 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:00 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:03:00 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:03:01 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:03:01 INFO SynthesisDeconvolver::setupMask [tst] Setting up an auto-mask within PB mask limit 2026-04-16 14:03:01 INFO SynthesisDeconvolver::setAutoMask Generating AutoMask 2026-04-16 14:03:01 INFO SDMaskHandler::autoMask SidelobeLevel = 0.121006 2026-04-16 14:03:01 INFO SDMaskHandler::autoMaskByMultiThreshold prune size=8.43297(minbeamfrac=0.3 * beampix=28.1099) 2026-04-16 14:03:01 INFO SDMaskHandler::autoMaskByMultiThreshold *** Start auto-multithresh processing for Channel 0*** 2026-04-16 14:03:01 INFO SDMaskHandler::YAPruneRegions No regions are removed in pruning process. 2026-04-16 14:03:01 INFO SDMaskHandler::autoMaskByMultiThreshold No negative region was found by auotmask. 2026-04-16 14:03:01 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:03:01 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 207 out of a total of 10000 pixels. [ 2.07 % ] 2026-04-16 14:03:01 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:03:01 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:01 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.726481, peakres=1.05872->0.332237, Reached cycleniter. 2026-04-16 14:03:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:01 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.332237, over full image : 0.332237 2026-04-16 14:03:01 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:01 INFO deconvolve::::casa [tst] : Reverting output mask to one that was last used 2026-04-16 14:03:01 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:01 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:03:01 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:03:01 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:00.484835 End time: 2026-04-16 14:03:01.021784 2026-04-16 14:03:01 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:01 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:01 INFO name:: No table opened. 2026-04-16 14:03:01 INFO showcache:: The Table Cache is empty. .2026-04-16 14:03:01 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:01 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:01 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:01 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:01 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:03:01 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:03:01 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:03:01 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:01 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:03:01 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:03:01 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:01 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.726481, peakres=1.05872->0.332237, Reached cycleniter. 2026-04-16 14:03:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:01 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.332237, over full image : 0.332237 2026-04-16 14:03:01 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:01 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:01 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:03:01 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:03:01 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:01.069203 End time: 2026-04-16 14:03:01.384519 2026-04-16 14:03:01 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:01 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:01 INFO name:: No table opened. 2026-04-16 14:03:01 INFO showcache:: The Table Cache is empty. .2026-04-16 14:03:01 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:01 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:01 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=10.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:01 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:01 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:03:01 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:03:01 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:03:01 INFO SynthesisDeconvolver::setupMask [tst] Setting up an auto-mask within PB mask limit 2026-04-16 14:03:01 INFO SynthesisDeconvolver::setAutoMask Generating AutoMask 2026-04-16 14:03:02 INFO SDMaskHandler::autoMask SidelobeLevel = 0.121006 2026-04-16 14:03:02 INFO SDMaskHandler::autoMaskByMultiThreshold prune size=8.43297(minbeamfrac=0.3 * beampix=28.1099) 2026-04-16 14:03:02 INFO SDMaskHandler::autoMaskByMultiThreshold *** Start auto-multithresh processing for Channel 0*** 2026-04-16 14:03:02 INFO SDMaskHandler::YAPruneRegions No regions are removed in pruning process. 2026-04-16 14:03:02 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:03:02 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 207 out of a total of 10000 pixels. [ 2.07 % ] 2026-04-16 14:03:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:03:02 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:02 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.726481, peakres=1.05872->0.332237, Reached cycleniter. 2026-04-16 14:03:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:02 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.332237, over full image : 0.332237 2026-04-16 14:03:02 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:02 INFO deconvolve::::casa [tst] : Reverting output mask to one that was last used 2026-04-16 14:03:02 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:02 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:03:02 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:03:02 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:01.418994 End time: 2026-04-16 14:03:01.796744 2026-04-16 14:03:02 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:02 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:02 INFO name:: No table opened. 2026-04-16 14:03:02 INFO showcache:: The Table Cache is empty. .2026-04-16 14:03:02 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:02 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:02 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold='1Jy', nsigma=1.5, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:02 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:02 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:03:02 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:03:02 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle time for calcRobustRMS: real 0.01s ( user 0.01s, system 0s) 2026-04-16 14:03:02 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.0100148 2026-04-16 14:03:02 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:03:02 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:02 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:03:02 INFO SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.0100148 2026-04-16 14:03:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:03:02 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=1, CycleNiter=10, Gain=0.1 2026-04-16 14:03:02 INFO SDAlgorithmBase::deconvolve Using cyclethreshold for threshold criterion: (cyclethreshold=1, nsigma threshold=0.0100148 ) 2026-04-16 14:03:02 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.105872, peakres=1.05872->0.952847, Reached cyclethreshold. 2026-04-16 14:03:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:03:02 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle time for calcRobustRMS: real 0.01s ( user 0.01s, system 0s) 2026-04-16 14:03:02 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.00902891 2026-04-16 14:03:02 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.952847, over full image : 0.952847 2026-04-16 14:03:02 INFO deconvolve::::casa Reached global stopping criterion : threshold 2026-04-16 14:03:02 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:02 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:03:02 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:03:02 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:01.833643 End time: 2026-04-16 14:03:02.162557 2026-04-16 14:03:02 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:02 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:02 INFO name:: No table opened. 2026-04-16 14:03:02 INFO showcache:: The Table Cache is empty. .2026-04-16 14:03:02 INFO tclean::::casa ########################################## 2026-04-16 14:03:02 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:03:02 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='10.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:03:02 WARN tclean::task_tclean::casa For specmode='mfs' and deconvolver='mtmfs', the option of pbcor=True divides each restored Taylor coefficient image by the pb.tt0 image. This correction ignores the frequency-dependence of the primary beam and does not correct for PB spectral index. It is scientifically valid only for small fractional bandwidths. For more accurate wideband primary beam correction (if needed), please use one of the following options : (1) specmode='mvc' with gridder='standard' or 'mosaic' with pbcor=True, (2) conjbeams=True and wbawp=True with gridder='awproject' and pbcor=True. 2026-04-16 14:03:02 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:03:02 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:03:02 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:03:03 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:03:03 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:03:03 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:03:03 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.47499e+09] at [0] with increment [9.99992e+08] 2026-04-16 14:03:03 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:03:03 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0008851 GB. Available mem.: 10.82 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:03:03 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:03:03 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:03:09 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Hessian Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:09 INFO SIImageStoreMultiTerm::calcSensitivity + [6.43572e+06, -1.77913 2026-04-16 14:03:09 INFO SIImageStoreMultiTerm::calcSensitivity + -1.77913, 245892] 2026-04-16 14:03:09 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Covariance Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:09 INFO SIImageStoreMultiTerm::calcSensitivity + [1.55383e-07, 1.12426e-12 2026-04-16 14:03:09 INFO SIImageStoreMultiTerm::calcSensitivity + 1.12426e-12, 4.06682e-06] 2026-04-16 14:03:09 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor0] Theoretical sensitivity (Jy/bm):0.000394186 2026-04-16 14:03:09 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor1] Theoretical sensitivity (Jy/bm):0.00201664 2026-04-16 14:03:09 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.974989 GHz -> 1.97498GHz.Fractional Bandwidth : 67.7968 %.Reference Frequency for Taylor Expansion : 1.47499GHz. 2026-04-16 14:03:09 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004493 2026-04-16 14:03:09 INFO SIImageStore::printBeamSet Beam : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:03:09 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:03:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:03:14 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.sumwt.tt1', 'tst.residual.tt1', 'tst.sumwt.tt2', 'tst.sumwt.tt0', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0'] 2026-04-16 14:03:14 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:03:02.332248 End time: 2026-04-16 14:03:13.686775 2026-04-16 14:03:14 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:03:14 INFO tclean::::casa ########################################## 2026-04-16 14:03:14 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:14 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:14 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=1.5, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:14 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:14 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:14 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:14 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle time for calcRobustRMS: real 0.02s ( user 0.02s, system 0.01s) 2026-04-16 14:03:14 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.0100148 2026-04-16 14:03:14 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:03:14 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:14 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:03:14 INFO SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.0100148 2026-04-16 14:03:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:03:14 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:14 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:14 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 80 pixels on each side for minor-cycle updates. 2026-04-16 14:03:14 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [50, 50] 2026-04-16 14:03:14 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.974989 GHz -> 1.97498GHz.Fractional Bandwidth : 67.7968 %.Reference Frequency for Taylor Expansion : 1.47499GHz. 2026-04-16 14:03:14 INFO SDAlgorithmBase::deconvolve Using n-sigma for threshold criterion: (cyclethreshold=0, nsigma threshold=0.0100148 ) 2026-04-16 14:03:14 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:14 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:14 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -2.77042e-07 2026-04-16 14:03:14 INFO MultiTermMatrixCleaner::computeHessianPeak + -2.77042e-07, 0.0382074] 2026-04-16 14:03:14 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:14 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.05872 2026-04-16 14:03:14 INFO [10] Res: 0.369152 Max: 0.175088 Gain: 0.1 Pos: [50, 50] Scale: 0 Coeffs: 0.410169 -0.423408 2026-04-16 14:03:14 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:14 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.689566 (in this run) 2026-04-16 14:03:14 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.689566 [1]: -0.711822 2026-04-16 14:03:14 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.689566, peakres=1.05872->0.369152, Reached cycleniter. 2026-04-16 14:03:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:14 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle time for calcRobustRMS: real 0.02s ( user 0.03s, system 0s) 2026-04-16 14:03:14 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.00349356 2026-04-16 14:03:14 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.369152, over full image : 0.369152 2026-04-16 14:03:14 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:14 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:03:14 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:14 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:03:14 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:03:14 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.0369152 Jy/beam 2026-04-16 14:03:14 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.alpha.error 2026-04-16 14:03:14 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:03:14 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:03:14 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:03:14 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:03:14 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.alpha.error', 'tst.psf.tt2', 'tst.alpha', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:03:15 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:13.703160 End time: 2026-04-16 14:03:14.582849 2026-04-16 14:03:15 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:15 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:15 INFO name:: No table opened. 2026-04-16 14:03:15 INFO showcache:: The Table Cache is empty. /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 14:03:15 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:15 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:15 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=1.5, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:15 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : The parameter nsigma>0 (1.5) requires a .pb image to be available. 2026-04-16 14:03:15 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : The parameter nsigma>0 (1.5) requires a .pb image to be available. 2026-04-16 14:03:15 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:03:15 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:03:15 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:03:15 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:15 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 205, in deconvolve 2026-04-16 14:03:15 INFO deconvolve::::casa+ check_requiredimgs_exist(imagename, inp) 2026-04-16 14:03:15 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 66, in check_requiredimgs_exist 2026-04-16 14:03:15 INFO deconvolve::::casa+ raise RuntimeError("The parameter nsigma>0 ("+str(inp['nsigma'])+") requires a "+reqpb+" image to be available.") 2026-04-16 14:03:15 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : The parameter nsigma>0 (1.5) requires a .pb image to be available. 2026-04-16 14:03:15 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:14.678954 End time: 2026-04-16 14:03:14.683027 2026-04-16 14:03:15 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:15 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:15 INFO tclean::::casa ########################################## 2026-04-16 14:03:15 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:03:15 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='10.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:03:15 WARN tclean::task_tclean::casa For specmode='mfs' and deconvolver='mtmfs', the option of pbcor=True divides each restored Taylor coefficient image by the pb.tt0 image. This correction ignores the frequency-dependence of the primary beam and does not correct for PB spectral index. It is scientifically valid only for small fractional bandwidths. For more accurate wideband primary beam correction (if needed), please use one of the following options : (1) specmode='mvc' with gridder='standard' or 'mosaic' with pbcor=True, (2) conjbeams=True and wbawp=True with gridder='awproject' and pbcor=True. 2026-04-16 14:03:15 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:03:15 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:03:15 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:03:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:03:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:03:15 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:03:15 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.47499e+09] at [0] with increment [9.99992e+08] 2026-04-16 14:03:15 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:03:15 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0008851 GB. Available mem.: 10.82 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:03:15 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:03:15 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:03:21 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Hessian Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:21 INFO SIImageStoreMultiTerm::calcSensitivity + [6.43572e+06, -1.77913 2026-04-16 14:03:21 INFO SIImageStoreMultiTerm::calcSensitivity + -1.77913, 245892] 2026-04-16 14:03:21 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Covariance Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:21 INFO SIImageStoreMultiTerm::calcSensitivity + [1.55383e-07, 1.12426e-12 2026-04-16 14:03:21 INFO SIImageStoreMultiTerm::calcSensitivity + 1.12426e-12, 4.06682e-06] 2026-04-16 14:03:21 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor0] Theoretical sensitivity (Jy/bm):0.000394186 2026-04-16 14:03:21 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor1] Theoretical sensitivity (Jy/bm):0.00201664 2026-04-16 14:03:21 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.974989 GHz -> 1.97498GHz.Fractional Bandwidth : 67.7968 %.Reference Frequency for Taylor Expansion : 1.47499GHz. 2026-04-16 14:03:21 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004381 2026-04-16 14:03:21 INFO SIImageStore::printBeamSet Beam : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:03:21 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:03:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:03:26 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.sumwt.tt1', 'tst.residual.tt1', 'tst.sumwt.tt2', 'tst.sumwt.tt0', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0'] 2026-04-16 14:03:26 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:03:14.820692 End time: 2026-04-16 14:03:25.773243 2026-04-16 14:03:26 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:03:26 INFO tclean::::casa ########################################## 2026-04-16 14:03:26 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:26 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:26 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=1.5, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:26 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : The parameter nsigma>0 (1.5) requires a .pb.tt0 image to be available. 2026-04-16 14:03:26 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : The parameter nsigma>0 (1.5) requires a .pb.tt0 image to be available. 2026-04-16 14:03:26 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:03:26 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:03:26 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:03:26 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:26 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 205, in deconvolve 2026-04-16 14:03:26 INFO deconvolve::::casa+ check_requiredimgs_exist(imagename, inp) 2026-04-16 14:03:26 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 66, in check_requiredimgs_exist 2026-04-16 14:03:26 INFO deconvolve::::casa+ raise RuntimeError("The parameter nsigma>0 ("+str(inp['nsigma'])+") requires a "+reqpb+" image to be available.") 2026-04-16 14:03:26 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : The parameter nsigma>0 (1.5) requires a .pb.tt0 image to be available. 2026-04-16 14:03:26 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:25.788424 End time: 2026-04-16 14:03:25.790239 2026-04-16 14:03:26 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:26 INFO deconvolve::::casa ########################################## /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 14:03:26 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:26 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:26 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:26 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:26 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:03:26 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:03:26 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:03:26 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:26 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:03:26 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:03:26 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:26 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.726481, peakres=1.05872->0.332237, Reached cycleniter. 2026-04-16 14:03:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:26 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.332237, over full image : 0.332237 2026-04-16 14:03:26 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:26 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask'] 2026-04-16 14:03:26 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:25.839292 End time: 2026-04-16 14:03:26.002767 2026-04-16 14:03:26 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:26 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:26 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:26 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:26 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam='5.0arcsec', niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:26 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:26 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:03:26 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:03:26 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:03:26 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:26 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:03:26 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:03:26 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:26 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.726481, peakres=1.05872->0.332237, Reached cycleniter. 2026-04-16 14:03:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:26 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.332237, over full image : 0.332237 2026-04-16 14:03:26 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:26 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:26 INFO SIImageStore::restore Common Beam : 5 arcsec, 5 arcsec, 0 deg 2026-04-16 14:03:26 WARN SIImageStore::rescaleResolution (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 1662) Cannot convolve to new beam for Channel : 0 : Source may be only (slightly) resolved in one direction 2026-04-16 14:03:26 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:03:26 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:26.026850 End time: 2026-04-16 14:03:26.295483 2026-04-16 14:03:26 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:26 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:26 INFO name:: No table opened. 2026-04-16 14:03:26 INFO showcache:: The Table Cache is empty. .2026-04-16 14:03:26 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:26 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:26 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=10.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:26 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:26 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:03:26 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:03:26 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:03:26 INFO SynthesisDeconvolver::setupMask [tst] Setting up an auto-mask within PB mask limit 2026-04-16 14:03:26 INFO SynthesisDeconvolver::setAutoMask Generating AutoMask 2026-04-16 14:03:26 INFO SDMaskHandler::autoMask SidelobeLevel = 0.121006 2026-04-16 14:03:26 INFO SDMaskHandler::autoMaskByMultiThreshold prune size=8.43297(minbeamfrac=0.3 * beampix=28.1099) 2026-04-16 14:03:26 INFO SDMaskHandler::autoMaskByMultiThreshold *** Start auto-multithresh processing for Channel 0*** 2026-04-16 14:03:26 INFO SDMaskHandler::YAPruneRegions No regions are found in this plane. 2026-04-16 14:03:27 WARN SDMaskHandler::autoMaskByMultiThreshold (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SDMaskHandler.cc, line 3069) No regions found by automasking 2026-04-16 14:03:27 WARN SDMaskHandler::autoMaskByMultiThreshold (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SDMaskHandler.cc, line 3069) Used sidelobe threshold to mask, but no emission was found.Try decreasing your sidelobethreshold parameter if you want to capture emission in these channels. 2026-04-16 14:03:27 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:03:27 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 0 out of a total of 10000 pixels. [ 0 % ] 2026-04-16 14:03:27 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:03:27 INFO deconvolve::::casa Reached global stopping criterion : zero mask 2026-04-16 14:03:27 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:27 WARN SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2352) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2026-04-16 14:03:27 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:03:27 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:03:27 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:26.344717 End time: 2026-04-16 14:03:26.730862 2026-04-16 14:03:27 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:27 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:27 INFO name:: No table opened. 2026-04-16 14:03:27 INFO showcache:: The Table Cache is empty. .2026-04-16 14:03:27 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:27 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:27 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=1.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:27 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:27 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:03:27 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:03:27 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:03:27 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:27 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:03:27 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:03:27 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:27 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 19 pixels. 2026-04-16 14:03:27 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=0.952847 Flux limit=0.0319233, 667 Active pixels 2026-04-16 14:03:27 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.771806 Flux limit=0.028731, 671 Active pixels 2026-04-16 14:03:27 INFO ClarkCleanLatModel::solve Iteration: 7, Maximum residual=0.506382 Flux limit=0.0232721, 689 Active pixels 2026-04-16 14:03:27 INFO ClarkCleanLatModel::solve Iteration: 10, Maximum residual=0.369152 Flux limit=0.0152688, 733 Active pixels 2026-04-16 14:03:27 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.689566, peakres=1.05872->0.369152, Reached cycleniter. 2026-04-16 14:03:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:27 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.369152, over full image : 0.369152 2026-04-16 14:03:27 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:27 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:27 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:03:27 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:03:27 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:26.779530 End time: 2026-04-16 14:03:27.320991 2026-04-16 14:03:27 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:27 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:27 INFO name:: No table opened. 2026-04-16 14:03:27 INFO showcache:: The Table Cache is empty. .2026-04-16 14:03:27 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:27 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:27 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='auto-multithresh', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=0.5, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:27 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:27 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:03:27 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:03:27 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:03:27 INFO SynthesisDeconvolver::setupMask [tst] Setting up an auto-mask within PB mask limit 2026-04-16 14:03:27 INFO SynthesisDeconvolver::setAutoMask Generating AutoMask 2026-04-16 14:03:27 INFO SDMaskHandler::autoMask SidelobeLevel = 0.121006 2026-04-16 14:03:27 INFO SDMaskHandler::autoMaskByMultiThreshold prune size=8.43297(minbeamfrac=0.3 * beampix=28.1099) 2026-04-16 14:03:27 INFO SDMaskHandler::autoMaskByMultiThreshold *** Start auto-multithresh processing for Channel 0*** 2026-04-16 14:03:27 INFO SDMaskHandler::YAPruneRegions No regions are removed in pruning process. 2026-04-16 14:03:28 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:03:28 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 95 out of a total of 10000 pixels. [ 0.95 % ] 2026-04-16 14:03:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:03:28 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:28 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.726481, peakres=1.05872->0.332237, Reached cycleniter. 2026-04-16 14:03:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:28 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.332237, over full image : 0.332237 2026-04-16 14:03:28 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:28 INFO deconvolve::::casa [tst] : Reverting output mask to one that was last used 2026-04-16 14:03:28 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:28 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:03:28 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:03:28 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:27.366690 End time: 2026-04-16 14:03:27.855187 2026-04-16 14:03:28 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:28 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:28 INFO name:: No table opened. 2026-04-16 14:03:28 INFO showcache:: The Table Cache is empty. .2026-04-16 14:03:28 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:28 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:28 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold='1Jy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:28 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:28 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:03:28 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:03:28 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:03:28 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:28 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:03:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:03:28 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=1, CycleNiter=10, Gain=0.1 2026-04-16 14:03:28 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.105872, peakres=1.05872->0.952847, Reached cyclethreshold. 2026-04-16 14:03:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:03:28 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.952847, over full image : 0.952847 2026-04-16 14:03:28 INFO deconvolve::::casa Reached global stopping criterion : threshold 2026-04-16 14:03:28 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:28 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:03:28 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:03:28 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:27.887202 End time: 2026-04-16 14:03:28.142163 2026-04-16 14:03:28 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:28 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:28 INFO name:: No table opened. 2026-04-16 14:03:28 INFO showcache:: The Table Cache is empty. .2026-04-16 14:03:28 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:28 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:28 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='pb', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:28 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:28 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:03:28 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:03:28 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:03:28 INFO SynthesisDeconvolver::setupMask [tst] Setting up a PB based mask 2026-04-16 14:03:28 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Need PB/Sensitivity/Weight image before a PB-based mask can be made for tst 2026-04-16 14:03:28 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Need PB/Sensitivity/Weight image before a PB-based mask can be made for tst 2026-04-16 14:03:28 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:03:28 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:03:28 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:03:28 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:28 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 272, in deconvolve 2026-04-16 14:03:28 INFO deconvolve::::casa+ decon.updateMask() 2026-04-16 14:03:28 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 187, in updateMask 2026-04-16 14:03:28 INFO deconvolve::::casa+ maskchanged = maskchanged | self.SDtools[immod].setupmask() 2026-04-16 14:03:28 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:28 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 36, in setupmask 2026-04-16 14:03:28 INFO deconvolve::::casa+ return self._swigobj.setupmask() 2026-04-16 14:03:28 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:28 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 111, in setupmask 2026-04-16 14:03:28 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_setupmask(self) 2026-04-16 14:03:28 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:28 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Need PB/Sensitivity/Weight image before a PB-based mask can be made for tst 2026-04-16 14:03:28 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:28.187101 End time: 2026-04-16 14:03:28.216065 2026-04-16 14:03:28 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:28 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:28 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:28 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:28 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=True ) 2026-04-16 14:03:28 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:28 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:03:28 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:03:28 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.05872 2026-04-16 14:03:28 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:28 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:03:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.05872, over full image : 1.05872 2026-04-16 14:03:28 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:28 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.726481, peakres=1.05872->0.332237, Reached cycleniter. 2026-04-16 14:03:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:28 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.332237, over full image : 0.332237 2026-04-16 14:03:28 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:28 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:28 INFO SIImageStore::restore Beam for chan : 0 : 51.4034 arcsec, 48.2618 arcsec, -88.3033 deg 2026-04-16 14:03:28 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image'] 2026-04-16 14:03:29 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:28.239086 End time: 2026-04-16 14:03:28.582809 2026-04-16 14:03:29 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:29 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:29 INFO name:: No table opened. 2026-04-16 14:03:29 INFO showcache:: The Table Cache is empty. .2026-04-16 14:03:29 INFO tclean::::casa ########################################## 2026-04-16 14:03:29 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:03:29 INFO tclean::::casa tclean( vis='refim_eptwochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=10, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:03:29 WARN tclean::task_tclean::casa For specmode='mfs' and deconvolver='mtmfs', the option of pbcor=True divides each restored Taylor coefficient image by the pb.tt0 image. This correction ignores the frequency-dependence of the primary beam and does not correct for PB spectral index. It is scientifically valid only for small fractional bandwidths. For more accurate wideband primary beam correction (if needed), please use one of the following options : (1) specmode='mvc' with gridder='standard' or 'mosaic' with pbcor=True, (2) conjbeams=True and wbawp=True with gridder='awproject' and pbcor=True. 2026-04-16 14:03:29 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:03:29 INFO SynthesisImagerVi2::selectData MS : refim_eptwochan.ms | [Opened in readonly mode] 2026-04-16 14:03:29 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:03:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:03:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:03:29 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:03:29 INFO SynthesisImagerVi2::defineImage Shape: [10, 10, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.49999e+09] 2026-04-16 14:03:29 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:03:29 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 8.851e-06 GB. Available mem.: 10.82 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:03:29 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:03:29 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:03:32 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Hessian Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:32 INFO SIImageStoreMultiTerm::calcSensitivity + [955101, -3322.56 2026-04-16 14:03:32 INFO SIImageStoreMultiTerm::calcSensitivity + -3322.56, 70400.6] 2026-04-16 14:03:32 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Covariance Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:32 INFO SIImageStoreMultiTerm::calcSensitivity + [1.04718e-06, 4.94218e-08 2026-04-16 14:03:32 INFO SIImageStoreMultiTerm::calcSensitivity + 4.94218e-08, 1.42068e-05] 2026-04-16 14:03:32 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor0] Theoretical sensitivity (Jy/bm):0.00102332 2026-04-16 14:03:32 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor1] Theoretical sensitivity (Jy/bm):0.00376919 2026-04-16 14:03:32 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:32 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026328 2026-04-16 14:03:32 INFO SIImageStore::printBeamSet Beam : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:32 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:03:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:03:35 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.sumwt.tt1', 'tst.residual.tt1', 'tst.sumwt.tt2', 'tst.sumwt.tt0', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0'] 2026-04-16 14:03:35 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:03:28.746751 End time: 2026-04-16 14:03:35.229858 2026-04-16 14:03:35 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:03:35 INFO tclean::::casa ########################################## 2026-04-16 14:03:35 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:35 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:35 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=1, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:35 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:35 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:35 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:35 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:03:35 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:35 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:35 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:03:35 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=1, Gain=0.1 2026-04-16 14:03:35 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:35 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:35 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:35 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:35 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:35 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:35 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:35 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:35 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:35 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.01018 2026-04-16 14:03:35 INFO [1] Res: 0.909164 Max: 1.3749 Gain: 0.1 Pos: [0, 9] Scale: 0 Coeffs: 1.00255 -2.19299 2026-04-16 14:03:35 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:35 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.100255 (in this run) 2026-04-16 14:03:35 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.100255 [1]: -0.219299 2026-04-16 14:03:35 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.100255, peakres=1.01018->0.909164, Reached cycleniter. 2026-04-16 14:03:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:03:35 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:35 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:35 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.model.tt0'] 2026-04-16 14:03:36 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:35.272181 End time: 2026-04-16 14:03:35.582528 2026-04-16 14:03:36 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:36 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:36 INFO imtrans::::casa ########################################## 2026-04-16 14:03:36 INFO imtrans::::casa ##### Begin Task: imtrans ##### 2026-04-16 14:03:36 INFO imtrans::::casa imtrans( imagename='tst_bak.model.tt1', outfile='tst.model.tt1', order='3012' ) 2026-04-16 14:03:36 INFO imtrans::SubImageFactory::createImage Creating image 'tst.model.tt1' of shape [1, 10, 10, 1] 2026-04-16 14:03:36 INFO imtrans::::casa Task imtrans complete. Start time: 2026-04-16 14:03:35.590020 End time: 2026-04-16 14:03:35.632288 2026-04-16 14:03:36 INFO imtrans::::casa ##### End Task: imtrans ##### 2026-04-16 14:03:36 INFO imtrans::::casa ########################################## 2026-04-16 14:03:36 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:36 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:36 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:36 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:36 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:36 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:36 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:36 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:03:36 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:36 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:36 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.model.tt1 : There is a shape mismatch between existing images ([1, 10, 10, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:36 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.model.tt1 : There is a shape mismatch between existing images ([1, 10, 10, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:36 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:03:36 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:03:36 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:03:36 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:36 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 280, in deconvolve 2026-04-16 14:03:36 INFO deconvolve::::casa+ decon.runMinorCycle() 2026-04-16 14:03:36 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 224, in runMinorCycle 2026-04-16 14:03:36 INFO deconvolve::::casa+ self.runMinorCycleCore() 2026-04-16 14:03:36 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 256, in runMinorCycleCore 2026-04-16 14:03:36 INFO deconvolve::::casa+ exrec = self.SDtools[immod].executeminorcycle( iterbotrecord = iterbotrec ) 2026-04-16 14:03:36 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:36 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 51, in executeminorcycle 2026-04-16 14:03:36 INFO deconvolve::::casa+ return self._swigobj.executeminorcycle(iterbotrecord) 2026-04-16 14:03:36 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:36 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 164, in executeminorcycle 2026-04-16 14:03:36 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_executeminorcycle(self, *args, **kwargs) 2026-04-16 14:03:36 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:36 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.model.tt1 : There is a shape mismatch between existing images ([1, 10, 10, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:36 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:35.638871 End time: 2026-04-16 14:03:35.743913 2026-04-16 14:03:36 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:36 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:36 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:36 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:36 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=1, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='pb', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:36 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:36 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:36 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:36 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:03:36 INFO SynthesisDeconvolver::setupMask [tst] Setting up a PB based mask 2026-04-16 14:03:36 INFO SDMaskHandler::makePBMask MAKE PB mask 2026-04-16 14:03:36 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:03:36 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:03:36 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=1, Gain=0.1 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:36 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:36 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.01018 2026-04-16 14:03:36 INFO [1] Res: 0.909164 Max: 1.3749 Gain: 0.1 Pos: [0, 9] Scale: 0 Coeffs: 1.00255 -2.19299 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.100255 (in this run) 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.100255 [1]: -0.219299 2026-04-16 14:03:36 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.100255, peakres=1.01018->0.909164, Reached cycleniter. 2026-04-16 14:03:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:03:36 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:36 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:36 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.model.tt0'] 2026-04-16 14:03:36 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:35.786862 End time: 2026-04-16 14:03:36.098878 2026-04-16 14:03:36 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:36 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:36 INFO imtrans::::casa ########################################## 2026-04-16 14:03:36 INFO imtrans::::casa ##### Begin Task: imtrans ##### 2026-04-16 14:03:36 INFO imtrans::::casa imtrans( imagename='tst_bak.pb.tt0', outfile='tst.pb.tt0', order='3012' ) 2026-04-16 14:03:36 INFO imtrans::SubImageFactory::createImage Creating image 'tst.pb.tt0' of shape [1, 10, 10, 1] 2026-04-16 14:03:36 INFO imtrans::::casa Task imtrans complete. Start time: 2026-04-16 14:03:36.104870 End time: 2026-04-16 14:03:36.139828 2026-04-16 14:03:36 INFO imtrans::::casa ##### End Task: imtrans ##### 2026-04-16 14:03:36 INFO imtrans::::casa ########################################## 2026-04-16 14:03:36 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:36 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:36 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='pb', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:36 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:36 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:36 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:36 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:36 INFO SynthesisDeconvolver::setupMask [tst] Setting up a PB based mask 2026-04-16 14:03:36 INFO SDMaskHandler::makePBMask MAKE PB mask 2026-04-16 14:03:36 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Cannot open existing image : tst.pb.tt0 : There is a shape mismatch between existing images ([1, 10, 10, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:36 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Cannot open existing image : tst.pb.tt0 : There is a shape mismatch between existing images ([1, 10, 10, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:36 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:03:36 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:03:36 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:03:36 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:36 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 272, in deconvolve 2026-04-16 14:03:36 INFO deconvolve::::casa+ decon.updateMask() 2026-04-16 14:03:36 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 187, in updateMask 2026-04-16 14:03:36 INFO deconvolve::::casa+ maskchanged = maskchanged | self.SDtools[immod].setupmask() 2026-04-16 14:03:36 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:36 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 36, in setupmask 2026-04-16 14:03:36 INFO deconvolve::::casa+ return self._swigobj.setupmask() 2026-04-16 14:03:36 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:36 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 111, in setupmask 2026-04-16 14:03:36 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_setupmask(self) 2026-04-16 14:03:36 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:36 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Cannot open existing image : tst.pb.tt0 : There is a shape mismatch between existing images ([1, 10, 10, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:36 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:36.142667 End time: 2026-04-16 14:03:36.169035 2026-04-16 14:03:36 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:36 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:36 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:36 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:36 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=1, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:36 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:36 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:36 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:36 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:03:36 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:36 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:03:36 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=1, Gain=0.1 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:36 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:36 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.01018 2026-04-16 14:03:36 INFO [1] Res: 0.909164 Max: 1.3749 Gain: 0.1 Pos: [0, 9] Scale: 0 Coeffs: 1.00255 -2.19299 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.100255 (in this run) 2026-04-16 14:03:36 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.100255 [1]: -0.219299 2026-04-16 14:03:36 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.100255, peakres=1.01018->0.909164, Reached cycleniter. 2026-04-16 14:03:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:03:36 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:36 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:36 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.model.tt0'] 2026-04-16 14:03:36 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:36.201245 End time: 2026-04-16 14:03:36.477425 2026-04-16 14:03:36 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:36 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:36 INFO imtrans::::casa ########################################## 2026-04-16 14:03:36 INFO imtrans::::casa ##### Begin Task: imtrans ##### 2026-04-16 14:03:36 INFO imtrans::::casa imtrans( imagename='tst_bak.psf.tt1', outfile='tst.psf.tt1', order='3012' ) 2026-04-16 14:03:37 INFO imtrans::SubImageFactory::createImage Creating image 'tst.psf.tt1' of shape [1, 10, 10, 1] 2026-04-16 14:03:37 INFO imtrans::::casa Task imtrans complete. Start time: 2026-04-16 14:03:36.486756 End time: 2026-04-16 14:03:36.522649 2026-04-16 14:03:37 INFO imtrans::::casa ##### End Task: imtrans ##### 2026-04-16 14:03:37 INFO imtrans::::casa ########################################## 2026-04-16 14:03:37 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:37 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:37 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:37 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:37 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:37 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:37 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:37 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:03:37 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:37 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:37 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:37 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.psf.tt1 : There is a shape mismatch between existing images ([1, 10, 10, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:37 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.psf.tt1 : There is a shape mismatch between existing images ([1, 10, 10, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:37 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:03:37 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:03:37 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:03:37 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:37 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 280, in deconvolve 2026-04-16 14:03:37 INFO deconvolve::::casa+ decon.runMinorCycle() 2026-04-16 14:03:37 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 224, in runMinorCycle 2026-04-16 14:03:37 INFO deconvolve::::casa+ self.runMinorCycleCore() 2026-04-16 14:03:37 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 256, in runMinorCycleCore 2026-04-16 14:03:37 INFO deconvolve::::casa+ exrec = self.SDtools[immod].executeminorcycle( iterbotrecord = iterbotrec ) 2026-04-16 14:03:37 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:37 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 51, in executeminorcycle 2026-04-16 14:03:37 INFO deconvolve::::casa+ return self._swigobj.executeminorcycle(iterbotrecord) 2026-04-16 14:03:37 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:37 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 164, in executeminorcycle 2026-04-16 14:03:37 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_executeminorcycle(self, *args, **kwargs) 2026-04-16 14:03:37 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:37 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.psf.tt1 : There is a shape mismatch between existing images ([1, 10, 10, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:37 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:36.525478 End time: 2026-04-16 14:03:36.618194 2026-04-16 14:03:37 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:37 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:37 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:37 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:37 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=1, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:37 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:37 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:37 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:37 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:03:37 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:37 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:37 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:03:37 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=1, Gain=0.1 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:37 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:37 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.01018 2026-04-16 14:03:37 INFO [1] Res: 0.909164 Max: 1.3749 Gain: 0.1 Pos: [0, 9] Scale: 0 Coeffs: 1.00255 -2.19299 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.100255 (in this run) 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.100255 [1]: -0.219299 2026-04-16 14:03:37 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.100255, peakres=1.01018->0.909164, Reached cycleniter. 2026-04-16 14:03:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:03:37 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:37 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:37 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.model.tt0'] 2026-04-16 14:03:37 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:36.659739 End time: 2026-04-16 14:03:36.982224 2026-04-16 14:03:37 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:37 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:37 INFO imtrans::::casa ########################################## 2026-04-16 14:03:37 INFO imtrans::::casa ##### Begin Task: imtrans ##### 2026-04-16 14:03:37 INFO imtrans::::casa imtrans( imagename='tst_bak.residual.tt1', outfile='tst.residual.tt1', order='3012' ) 2026-04-16 14:03:37 INFO imtrans::SubImageFactory::createImage Creating image 'tst.residual.tt1' of shape [1, 10, 10, 1] 2026-04-16 14:03:37 INFO imtrans::::casa Task imtrans complete. Start time: 2026-04-16 14:03:36.992856 End time: 2026-04-16 14:03:37.042542 2026-04-16 14:03:37 INFO imtrans::::casa ##### End Task: imtrans ##### 2026-04-16 14:03:37 INFO imtrans::::casa ########################################## 2026-04-16 14:03:37 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:37 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:37 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:37 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:37 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:37 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:37 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:37 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:03:37 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:37 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:37 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:37 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.residual.tt1 : There is a shape mismatch between existing images ([1, 10, 10, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:37 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.residual.tt1 : There is a shape mismatch between existing images ([1, 10, 10, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:37 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:03:37 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:03:37 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:03:37 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:37 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 280, in deconvolve 2026-04-16 14:03:37 INFO deconvolve::::casa+ decon.runMinorCycle() 2026-04-16 14:03:37 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 224, in runMinorCycle 2026-04-16 14:03:37 INFO deconvolve::::casa+ self.runMinorCycleCore() 2026-04-16 14:03:37 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 256, in runMinorCycleCore 2026-04-16 14:03:37 INFO deconvolve::::casa+ exrec = self.SDtools[immod].executeminorcycle( iterbotrecord = iterbotrec ) 2026-04-16 14:03:37 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:37 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 51, in executeminorcycle 2026-04-16 14:03:37 INFO deconvolve::::casa+ return self._swigobj.executeminorcycle(iterbotrecord) 2026-04-16 14:03:37 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:37 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 164, in executeminorcycle 2026-04-16 14:03:37 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_executeminorcycle(self, *args, **kwargs) 2026-04-16 14:03:37 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:37 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.residual.tt1 : There is a shape mismatch between existing images ([1, 10, 10, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:37 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:37.048140 End time: 2026-04-16 14:03:37.146161 2026-04-16 14:03:37 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:37 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:37 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:37 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:37 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:37 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:37 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:37 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:37 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:03:37 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:37 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:37 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:03:37 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:37 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:37 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.01018 2026-04-16 14:03:37 INFO [10] Res: 0.620616 Max: 0.503391 Gain: 0.1 Pos: [0, 9] Scale: 0 Coeffs: 0.611987 -1.29365 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.744336 (in this run) 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.744336 [1]: -1.54821 2026-04-16 14:03:37 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.744336, peakres=1.01018->0.48471, Reached cycleniter. 2026-04-16 14:03:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:37 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:03:37 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:37 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:03:37 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:38 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:38 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:38 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.048142 Jy/beam 2026-04-16 14:03:38 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.alpha.error 2026-04-16 14:03:38 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:03:38 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:03:38 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:03:38 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:03:38 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.alpha.error', 'tst.psf.tt2', 'tst.alpha', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:03:38 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:37.184609 End time: 2026-04-16 14:03:37.900154 2026-04-16 14:03:38 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:38 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:38 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:38 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:38 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:38 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Internal Error: missing one or more of the required images: ['tst.psf.tt1'] 2026-04-16 14:03:38 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Internal Error: missing one or more of the required images: ['tst.psf.tt1'] 2026-04-16 14:03:38 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:03:38 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:03:38 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:03:38 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:38 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 205, in deconvolve 2026-04-16 14:03:38 INFO deconvolve::::casa+ check_requiredimgs_exist(imagename, inp) 2026-04-16 14:03:38 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 59, in check_requiredimgs_exist 2026-04-16 14:03:38 INFO deconvolve::::casa+ raise RuntimeError("Internal Error: missing one or more of the required images: " + str(diffims)) 2026-04-16 14:03:38 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Internal Error: missing one or more of the required images: ['tst.psf.tt1'] 2026-04-16 14:03:38 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:37.959954 End time: 2026-04-16 14:03:37.963769 2026-04-16 14:03:38 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:38 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:38 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:38 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:38 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:38 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Internal Error: missing one or more of the required images: ['tst.residual.tt1'] 2026-04-16 14:03:38 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Internal Error: missing one or more of the required images: ['tst.residual.tt1'] 2026-04-16 14:03:38 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:03:38 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:03:38 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:03:38 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:38 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 205, in deconvolve 2026-04-16 14:03:38 INFO deconvolve::::casa+ check_requiredimgs_exist(imagename, inp) 2026-04-16 14:03:38 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 59, in check_requiredimgs_exist 2026-04-16 14:03:38 INFO deconvolve::::casa+ raise RuntimeError("Internal Error: missing one or more of the required images: " + str(diffims)) 2026-04-16 14:03:38 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Internal Error: missing one or more of the required images: ['tst.residual.tt1'] 2026-04-16 14:03:38 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:38.017623 End time: 2026-04-16 14:03:38.020364 2026-04-16 14:03:38 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:38 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:38 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:38 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:38 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:38 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:38 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:38 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:38 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:03:38 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:38 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:38 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:03:38 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:38 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:38 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:38 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:38 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:38 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:38 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:38 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:38 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:38 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:38 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.01018 2026-04-16 14:03:38 INFO [10] Res: 0.620616 Max: 0.503391 Gain: 0.1 Pos: [0, 9] Scale: 0 Coeffs: 0.611987 -1.29365 2026-04-16 14:03:38 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:38 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.744336 (in this run) 2026-04-16 14:03:38 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.744336 [1]: -1.54821 2026-04-16 14:03:38 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.744336, peakres=1.01018->0.48471, Reached cycleniter. 2026-04-16 14:03:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:38 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:03:38 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:38 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:03:38 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:38 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:38 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:38 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.048142 Jy/beam 2026-04-16 14:03:39 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.alpha.error 2026-04-16 14:03:39 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:03:39 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:03:39 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:03:39 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:03:39 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.alpha.error', 'tst.psf.tt2', 'tst.alpha', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:03:39 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:38.064724 End time: 2026-04-16 14:03:38.803777 2026-04-16 14:03:39 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:39 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:39 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:39 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:39 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=1, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:39 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:39 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:39 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:39 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:03:39 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:39 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:39 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:03:39 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=1, Gain=0.1 2026-04-16 14:03:39 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:39 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:39 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:39 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:39 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:39 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:39 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:39 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:39 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:39 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.01018 2026-04-16 14:03:39 INFO [1] Res: 0.909164 Max: 1.3749 Gain: 0.1 Pos: [0, 9] Scale: 0 Coeffs: 1.00255 -2.19299 2026-04-16 14:03:39 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:39 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.100255 (in this run) 2026-04-16 14:03:39 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.100255 [1]: -0.219299 2026-04-16 14:03:39 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.100255, peakres=1.01018->0.909164, Reached cycleniter. 2026-04-16 14:03:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:03:39 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:39 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:39 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.model.tt0'] 2026-04-16 14:03:39 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:38.857768 End time: 2026-04-16 14:03:39.208888 2026-04-16 14:03:39 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:39 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:39 INFO imrebin::::casa ########################################## 2026-04-16 14:03:39 INFO imrebin::::casa ##### Begin Task: imrebin ##### 2026-04-16 14:03:39 INFO imrebin::::casa imrebin( imagename='tst_bak.model.tt1', outfile='tst.model.tt1', factor=[2, 2], region='', box='', chans='', stokes='', mask='', dropdeg=False, overwrite=False, stretch=False, crop=True ) 2026-04-16 14:03:39 INFO imrebin::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-04-16 14:03:39 INFO imrebin::CasacRegionManager::fromBCS Using all spectral channels. 2026-04-16 14:03:39 INFO imrebin::CasacRegionManager::fromBCS Using polarizations ALL 2026-04-16 14:03:39 INFO imrebin::ImageRebinner::setFactors Not all rebinning factors were specified, filling in those not specified with factors of 1, so will rebin according to factor=[2, 2, 1, 1] 2026-04-16 14:03:39 INFO imrebin::SubImageFactory::createImage Creating image 'tst.model.tt1' of shape [5, 5, 1, 1] 2026-04-16 14:03:39 INFO imrebin::::casa Task imrebin complete. Start time: 2026-04-16 14:03:39.220870 End time: 2026-04-16 14:03:39.277107 2026-04-16 14:03:39 INFO imrebin::::casa ##### End Task: imrebin ##### 2026-04-16 14:03:39 INFO imrebin::::casa ########################################## 2026-04-16 14:03:39 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:39 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:39 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:39 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:39 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:39 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:39 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:39 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:03:39 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:39 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:39 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:39 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.model.tt1 : There is a shape mismatch between existing images ([5, 5, 1, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:39 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.model.tt1 : There is a shape mismatch between existing images ([5, 5, 1, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:39 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:03:39 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:03:39 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:03:39 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:39 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 280, in deconvolve 2026-04-16 14:03:39 INFO deconvolve::::casa+ decon.runMinorCycle() 2026-04-16 14:03:39 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 224, in runMinorCycle 2026-04-16 14:03:39 INFO deconvolve::::casa+ self.runMinorCycleCore() 2026-04-16 14:03:39 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 256, in runMinorCycleCore 2026-04-16 14:03:39 INFO deconvolve::::casa+ exrec = self.SDtools[immod].executeminorcycle( iterbotrecord = iterbotrec ) 2026-04-16 14:03:39 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:39 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 51, in executeminorcycle 2026-04-16 14:03:39 INFO deconvolve::::casa+ return self._swigobj.executeminorcycle(iterbotrecord) 2026-04-16 14:03:39 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:39 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 164, in executeminorcycle 2026-04-16 14:03:39 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_executeminorcycle(self, *args, **kwargs) 2026-04-16 14:03:39 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:39 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.model.tt1 : There is a shape mismatch between existing images ([5, 5, 1, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:39 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:39.280132 End time: 2026-04-16 14:03:39.345052 2026-04-16 14:03:39 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:39 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:39 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:39 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:39 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=1, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='pb', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:39 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:39 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:39 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:39 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:03:39 INFO SynthesisDeconvolver::setupMask [tst] Setting up a PB based mask 2026-04-16 14:03:39 INFO SDMaskHandler::makePBMask MAKE PB mask 2026-04-16 14:03:39 INFO SynthesisDeconvolver::setupMask ---------------------------------------------------------------------------------------------------------------------------------------- 2026-04-16 14:03:39 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:39 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:03:39 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=1, Gain=0.1 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:40 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:40 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.01018 2026-04-16 14:03:40 INFO [1] Res: 0.909164 Max: 1.3749 Gain: 0.1 Pos: [0, 9] Scale: 0 Coeffs: 1.00255 -2.19299 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.100255 (in this run) 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.100255 [1]: -0.219299 2026-04-16 14:03:40 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.100255, peakres=1.01018->0.909164, Reached cycleniter. 2026-04-16 14:03:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:03:40 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:40 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:40 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.model.tt0'] 2026-04-16 14:03:40 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:39.383572 End time: 2026-04-16 14:03:39.693450 2026-04-16 14:03:40 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:40 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:40 INFO imrebin::::casa ########################################## 2026-04-16 14:03:40 INFO imrebin::::casa ##### Begin Task: imrebin ##### 2026-04-16 14:03:40 INFO imrebin::::casa imrebin( imagename='tst_bak.pb.tt0', outfile='tst.pb.tt0', factor=[2, 2], region='', box='', chans='', stokes='', mask='', dropdeg=False, overwrite=False, stretch=False, crop=True ) 2026-04-16 14:03:40 INFO imrebin::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-04-16 14:03:40 INFO imrebin::CasacRegionManager::fromBCS Using all spectral channels. 2026-04-16 14:03:40 INFO imrebin::CasacRegionManager::fromBCS Using polarizations ALL 2026-04-16 14:03:40 INFO imrebin::ImageRebinner::setFactors Not all rebinning factors were specified, filling in those not specified with factors of 1, so will rebin according to factor=[2, 2, 1, 1] 2026-04-16 14:03:40 INFO imrebin::SubImageFactory::createImage Creating image 'tst.pb.tt0' of shape [5, 5, 1, 1] 2026-04-16 14:03:40 INFO imrebin::::casa Task imrebin complete. Start time: 2026-04-16 14:03:39.700620 End time: 2026-04-16 14:03:39.760242 2026-04-16 14:03:40 INFO imrebin::::casa ##### End Task: imrebin ##### 2026-04-16 14:03:40 INFO imrebin::::casa ########################################## 2026-04-16 14:03:40 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:40 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:40 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='pb', mask='', pbmask=0.2, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:40 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:40 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:40 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:40 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:40 INFO SynthesisDeconvolver::setupMask [tst] Setting up a PB based mask 2026-04-16 14:03:40 INFO SDMaskHandler::makePBMask MAKE PB mask 2026-04-16 14:03:40 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Cannot open existing image : tst.pb.tt0 : There is a shape mismatch between existing images ([5, 5, 1, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:40 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Cannot open existing image : tst.pb.tt0 : There is a shape mismatch between existing images ([5, 5, 1, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:40 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:03:40 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:03:40 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:03:40 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:40 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 272, in deconvolve 2026-04-16 14:03:40 INFO deconvolve::::casa+ decon.updateMask() 2026-04-16 14:03:40 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 187, in updateMask 2026-04-16 14:03:40 INFO deconvolve::::casa+ maskchanged = maskchanged | self.SDtools[immod].setupmask() 2026-04-16 14:03:40 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:40 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 36, in setupmask 2026-04-16 14:03:40 INFO deconvolve::::casa+ return self._swigobj.setupmask() 2026-04-16 14:03:40 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:40 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 111, in setupmask 2026-04-16 14:03:40 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_setupmask(self) 2026-04-16 14:03:40 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:40 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Cannot open existing image : tst.pb.tt0 : There is a shape mismatch between existing images ([5, 5, 1, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:40 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:39.763012 End time: 2026-04-16 14:03:39.789518 2026-04-16 14:03:40 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:40 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:40 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:40 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:40 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=1, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:40 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:40 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:40 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:40 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:03:40 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:40 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:40 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:03:40 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=1, Gain=0.1 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:40 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:40 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.01018 2026-04-16 14:03:40 INFO [1] Res: 0.909164 Max: 1.3749 Gain: 0.1 Pos: [0, 9] Scale: 0 Coeffs: 1.00255 -2.19299 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.100255 (in this run) 2026-04-16 14:03:40 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.100255 [1]: -0.219299 2026-04-16 14:03:40 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.100255, peakres=1.01018->0.909164, Reached cycleniter. 2026-04-16 14:03:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:03:40 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:40 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:40 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.model.tt0'] 2026-04-16 14:03:40 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:39.819322 End time: 2026-04-16 14:03:40.132085 2026-04-16 14:03:40 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:40 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:40 INFO imrebin::::casa ########################################## 2026-04-16 14:03:40 INFO imrebin::::casa ##### Begin Task: imrebin ##### 2026-04-16 14:03:40 INFO imrebin::::casa imrebin( imagename='tst_bak.psf.tt1', outfile='tst.psf.tt1', factor=[2, 2], region='', box='', chans='', stokes='', mask='', dropdeg=False, overwrite=False, stretch=False, crop=True ) 2026-04-16 14:03:40 INFO imrebin::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-04-16 14:03:40 INFO imrebin::CasacRegionManager::fromBCS Using all spectral channels. 2026-04-16 14:03:40 INFO imrebin::CasacRegionManager::fromBCS Using polarizations ALL 2026-04-16 14:03:40 INFO imrebin::ImageRebinner::setFactors Not all rebinning factors were specified, filling in those not specified with factors of 1, so will rebin according to factor=[2, 2, 1, 1] 2026-04-16 14:03:40 INFO imrebin::SubImageFactory::createImage Creating image 'tst.psf.tt1' of shape [5, 5, 1, 1] 2026-04-16 14:03:40 INFO imrebin::::casa Task imrebin complete. Start time: 2026-04-16 14:03:40.138799 End time: 2026-04-16 14:03:40.196546 2026-04-16 14:03:40 INFO imrebin::::casa ##### End Task: imrebin ##### 2026-04-16 14:03:40 INFO imrebin::::casa ########################################## 2026-04-16 14:03:40 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:40 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:40 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:40 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:40 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:40 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:40 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:40 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:03:40 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:40 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:40 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:40 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.psf.tt1 : There is a shape mismatch between existing images ([5, 5, 1, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:40 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.psf.tt1 : There is a shape mismatch between existing images ([5, 5, 1, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:40 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:03:40 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:03:40 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:03:40 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:40 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 280, in deconvolve 2026-04-16 14:03:40 INFO deconvolve::::casa+ decon.runMinorCycle() 2026-04-16 14:03:40 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 224, in runMinorCycle 2026-04-16 14:03:40 INFO deconvolve::::casa+ self.runMinorCycleCore() 2026-04-16 14:03:40 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 256, in runMinorCycleCore 2026-04-16 14:03:40 INFO deconvolve::::casa+ exrec = self.SDtools[immod].executeminorcycle( iterbotrecord = iterbotrec ) 2026-04-16 14:03:40 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:40 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 51, in executeminorcycle 2026-04-16 14:03:40 INFO deconvolve::::casa+ return self._swigobj.executeminorcycle(iterbotrecord) 2026-04-16 14:03:40 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:40 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 164, in executeminorcycle 2026-04-16 14:03:40 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_executeminorcycle(self, *args, **kwargs) 2026-04-16 14:03:40 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:40 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.psf.tt1 : There is a shape mismatch between existing images ([5, 5, 1, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:40 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:40.202770 End time: 2026-04-16 14:03:40.317580 2026-04-16 14:03:40 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:40 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:40 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:40 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:40 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=1, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:40 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:40 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:40 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:40 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:03:40 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:40 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:40 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:03:40 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=1, Gain=0.1 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:41 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:41 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.01018 2026-04-16 14:03:41 INFO [1] Res: 0.909164 Max: 1.3749 Gain: 0.1 Pos: [0, 9] Scale: 0 Coeffs: 1.00255 -2.19299 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.100255 (in this run) 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.100255 [1]: -0.219299 2026-04-16 14:03:41 INFO SDAlgorithmBase::deconvolve [tst] iters=0->1 [1], model=0->0.100255, peakres=1.01018->0.909164, Reached cycleniter. 2026-04-16 14:03:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 1 iterations. 2026-04-16 14:03:41 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:41 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:41 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.model.tt0'] 2026-04-16 14:03:41 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:40.366275 End time: 2026-04-16 14:03:40.648235 2026-04-16 14:03:41 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:41 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:41 INFO imrebin::::casa ########################################## 2026-04-16 14:03:41 INFO imrebin::::casa ##### Begin Task: imrebin ##### 2026-04-16 14:03:41 INFO imrebin::::casa imrebin( imagename='tst_bak.residual.tt1', outfile='tst.residual.tt1', factor=[2, 2], region='', box='', chans='', stokes='', mask='', dropdeg=False, overwrite=False, stretch=False, crop=True ) 2026-04-16 14:03:41 INFO imrebin::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-04-16 14:03:41 INFO imrebin::CasacRegionManager::fromBCS Using all spectral channels. 2026-04-16 14:03:41 INFO imrebin::CasacRegionManager::fromBCS Using polarizations ALL 2026-04-16 14:03:41 INFO imrebin::ImageRebinner::setFactors Not all rebinning factors were specified, filling in those not specified with factors of 1, so will rebin according to factor=[2, 2, 1, 1] 2026-04-16 14:03:41 INFO imrebin::SubImageFactory::createImage Creating image 'tst.residual.tt1' of shape [5, 5, 1, 1] 2026-04-16 14:03:41 INFO imrebin::::casa Task imrebin complete. Start time: 2026-04-16 14:03:40.656732 End time: 2026-04-16 14:03:40.723266 2026-04-16 14:03:41 INFO imrebin::::casa ##### End Task: imrebin ##### 2026-04-16 14:03:41 INFO imrebin::::casa ########################################## 2026-04-16 14:03:41 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:41 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:41 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:41 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:41 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:41 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:41 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:41 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:03:41 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.909164, over full image : 0.909164 2026-04-16 14:03:41 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:41 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.residual.tt1 : There is a shape mismatch between existing images ([5, 5, 1, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:41 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.residual.tt1 : There is a shape mismatch between existing images ([5, 5, 1, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:41 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:03:41 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:03:41 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:03:41 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:41 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 280, in deconvolve 2026-04-16 14:03:41 INFO deconvolve::::casa+ decon.runMinorCycle() 2026-04-16 14:03:41 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 224, in runMinorCycle 2026-04-16 14:03:41 INFO deconvolve::::casa+ self.runMinorCycleCore() 2026-04-16 14:03:41 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/imagerhelpers/imager_deconvolver.py", line 256, in runMinorCycleCore 2026-04-16 14:03:41 INFO deconvolve::::casa+ exrec = self.SDtools[immod].executeminorcycle( iterbotrecord = iterbotrec ) 2026-04-16 14:03:41 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:41 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/synthesisdeconvolver.py", line 51, in executeminorcycle 2026-04-16 14:03:41 INFO deconvolve::::casa+ return self._swigobj.executeminorcycle(iterbotrecord) 2026-04-16 14:03:41 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:41 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/synthesisdeconvolver.py", line 164, in executeminorcycle 2026-04-16 14:03:41 INFO deconvolve::::casa+ return _synthesisdeconvolver.synthesisdeconvolver_executeminorcycle(self, *args, **kwargs) 2026-04-16 14:03:41 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:41 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Error in running Minor Cycle : Cannot open existing image : tst.residual.tt1 : There is a shape mismatch between existing images ([5, 5, 1, 1]) and current parameters ([10, 10, 1, 1]). If you are attempting to restart a run with a new image shape, please change imagename and supply the old model or mask as inputs (via the startmodel or mask parameters) so that they can be regridded to the new shape before continuing. 2026-04-16 14:03:41 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:40.728216 End time: 2026-04-16 14:03:40.817467 2026-04-16 14:03:41 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:41 INFO deconvolve::::casa ########################################## .s2026-04-16 14:03:41 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:41 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:41 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:41 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:41 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:41 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:41 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:03:41 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:41 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:03:41 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:41 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:41 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.01018 2026-04-16 14:03:41 INFO [10] Res: 0.620616 Max: 0.503391 Gain: 0.1 Pos: [0, 9] Scale: 0 Coeffs: 0.611987 -1.29365 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.744336 (in this run) 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.744336 [1]: -1.54821 2026-04-16 14:03:41 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.744336, peakres=1.01018->0.48471, Reached cycleniter. 2026-04-16 14:03:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:41 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:03:41 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:41 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.model.tt0'] 2026-04-16 14:03:41 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:40.862932 End time: 2026-04-16 14:03:41.203725 2026-04-16 14:03:41 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:41 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:41 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:41 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:41 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='tst_2.model.tt1', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:41 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:41 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs , starting from model : [tst_2.model.tt1] 2026-04-16 14:03:41 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:41 INFO task_deconvolve::SIImageStore::setModelImageOne Copying input model tst_2.model.tt1 to tst.model.tt0 2026-04-16 14:03:41 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:03:41 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:03:41 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:03:41 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:41 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:41 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 0.48471 2026-04-16 14:03:41 INFO [10] Res: 0.316589 Max: 0.132319 Gain: 0.1 Pos: [5, 9] Scale: 0 Coeffs: 0.338361 -0.476128 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.402002 (in this run) 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: -1.14621 [1]: -0.675329 2026-04-16 14:03:41 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=-1.54821->-1.14621, peakres=0.48471->0.288126, Reached cycleniter. 2026-04-16 14:03:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:41 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.288126, over full image : 0.288126 2026-04-16 14:03:41 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:41 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:03:41 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:41 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:42 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:42 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.0286807 Jy/beam 2026-04-16 14:03:42 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.alpha.error 2026-04-16 14:03:42 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:03:42 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:03:42 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:03:42 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:03:42 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.pb.tt0', 'tst.psf.tt1', 'tst_2.model.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.alpha.error', 'tst.psf.tt2', 'tst.alpha', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:03:42 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:41.216115 End time: 2026-04-16 14:03:41.970080 2026-04-16 14:03:42 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:42 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:42 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:42 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:42 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:42 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:42 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:42 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:42 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:03:42 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:42 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:42 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:03:42 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:42 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:42 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:42 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:42 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:42 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:42 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:42 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:42 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:42 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:42 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.01018 2026-04-16 14:03:42 INFO [10] Res: 0.620616 Max: 0.503391 Gain: 0.1 Pos: [0, 9] Scale: 0 Coeffs: 0.611987 -1.29365 2026-04-16 14:03:42 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:42 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.744336 (in this run) 2026-04-16 14:03:42 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.744336 [1]: -1.54821 2026-04-16 14:03:42 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.744336, peakres=1.01018->0.48471, Reached cycleniter. 2026-04-16 14:03:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:42 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:03:42 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:42 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.model.tt0'] 2026-04-16 14:03:42 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:42.026653 End time: 2026-04-16 14:03:42.404221 2026-04-16 14:03:42 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:42 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:42 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:42 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:42 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='tst_2.model.tt1', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:42 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:42 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs , starting from model : [tst_2.model.tt1] 2026-04-16 14:03:42 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:42 INFO task_deconvolve::SIImageStore::setModelImageOne Regridding input model tst_2.model.tt1 to target coordinate system for tst.model.tt0 2026-04-16 14:03:43 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:03:43 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:03:43 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:43 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:03:43 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:43 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:43 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:43 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:43 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:43 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:43 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:43 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:43 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:43 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:43 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 0.48471 2026-04-16 14:03:43 INFO [10] Res: 0.316589 Max: 0.132319 Gain: 0.1 Pos: [5, 9] Scale: 0 Coeffs: 0.338361 -0.476128 2026-04-16 14:03:43 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:43 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.402002 (in this run) 2026-04-16 14:03:43 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.402002 [1]: -0.675329 2026-04-16 14:03:43 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.402002, peakres=0.48471->0.288126, Reached cycleniter. 2026-04-16 14:03:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:43 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.288126, over full image : 0.288126 2026-04-16 14:03:43 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:43 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:03:43 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:43 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:43 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:43 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.0286807 Jy/beam 2026-04-16 14:03:43 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.alpha.error 2026-04-16 14:03:43 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:03:43 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:03:43 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:03:43 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:03:43 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.pb.tt0', 'tst.psf.tt1', 'tst_2.model.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.alpha.error', 'tst.psf.tt2', 'tst.alpha', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:03:43 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:42.456118 End time: 2026-04-16 14:03:43.249255 2026-04-16 14:03:43 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:43 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:43 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:43 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:43 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='doesnotexists.model', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:43 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Internal Error: parameter startmodel set to "doesnotexists.model" but that file does not exist 2026-04-16 14:03:43 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Internal Error: parameter startmodel set to "doesnotexists.model" but that file does not exist 2026-04-16 14:03:43 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:03:43 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:03:43 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:03:43 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:43 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 206, in deconvolve 2026-04-16 14:03:43 INFO deconvolve::::casa+ check_starmodel_model_collisions(startmodel, imagename, deconvolver) 2026-04-16 14:03:43 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 89, in check_starmodel_model_collisions 2026-04-16 14:03:43 INFO deconvolve::::casa+ raise RuntimeError("Internal Error: parameter startmodel set to \"{0}\" but that file does not exist".format(sm)) 2026-04-16 14:03:43 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Internal Error: parameter startmodel set to "doesnotexists.model" but that file does not exist 2026-04-16 14:03:43 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:43.307321 End time: 2026-04-16 14:03:43.310184 2026-04-16 14:03:43 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:43 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:43 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:43 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:43 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:43 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:43 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:43 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:43 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:03:43 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:43 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:43 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:03:43 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:44 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:44 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.01018 2026-04-16 14:03:44 INFO [10] Res: 0.620616 Max: 0.503391 Gain: 0.1 Pos: [0, 9] Scale: 0 Coeffs: 0.611987 -1.29365 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.744336 (in this run) 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.744336 [1]: -1.54821 2026-04-16 14:03:44 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.744336, peakres=1.01018->0.48471, Reached cycleniter. 2026-04-16 14:03:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:44 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:03:44 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:03:44 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:44 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:44 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:44 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.048142 Jy/beam 2026-04-16 14:03:44 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.alpha.error 2026-04-16 14:03:44 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:03:44 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:03:44 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:03:44 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:03:44 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.alpha.error', 'tst.psf.tt2', 'tst.alpha', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:03:44 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:43.355267 End time: 2026-04-16 14:03:44.049464 2026-04-16 14:03:44 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:44 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:44 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:44 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:44 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel=['', '', ''], deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:44 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:44 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:44 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:44 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:03:44 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:03:44 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:44 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:03:44 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:44 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:44 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 0.48471 2026-04-16 14:03:44 INFO [10] Res: 0.316589 Max: 0.132319 Gain: 0.1 Pos: [5, 9] Scale: 0 Coeffs: 0.338361 -0.476128 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.402002 (in this run) 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 1.14634 [1]: -2.22354 2026-04-16 14:03:44 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0.744336->1.14634, peakres=0.48471->0.288126, Reached cycleniter. 2026-04-16 14:03:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:44 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.288126, over full image : 0.288126 2026-04-16 14:03:44 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:44 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:03:44 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:44 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:44 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:44 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.0286807 Jy/beam 2026-04-16 14:03:44 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.alpha.error 2026-04-16 14:03:44 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:03:44 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:03:44 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:03:44 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:03:44 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.alpha.error', 'tst.psf.tt2', 'tst.alpha', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:03:45 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:44.052537 End time: 2026-04-16 14:03:44.539849 2026-04-16 14:03:45 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:45 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:45 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:45 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:45 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel=['', '', 'tst_2.model.tt1', '', ''], deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:45 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:45 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs , starting from model : [tst_2.model.tt1] 2026-04-16 14:03:45 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:45 INFO task_deconvolve::SIImageStore::setModelImageOne Copying input model tst_2.model.tt1 to tst.model.tt0 2026-04-16 14:03:45 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.288126, over full image : 0.288126 2026-04-16 14:03:45 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:03:45 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:45 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.288126, over full image : 0.288126 2026-04-16 14:03:45 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:45 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:45 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 0.288126 2026-04-16 14:03:45 INFO [10] Res: 0.224929 Max: 0.0593547 Gain: 0.1 Pos: [5, 4] Scale: 0 Coeffs: 0.224321 -0.339672 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.125656 (in this run) 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: -2.09788 [1]: -0.0322004 2026-04-16 14:03:45 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=-2.22354->-2.09788, peakres=0.288126->0.238223, Reached cycleniter. 2026-04-16 14:03:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:45 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.238223, over full image : 0.238223 2026-04-16 14:03:45 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:03:45 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:45 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:45 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:45 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.0236434 Jy/beam 2026-04-16 14:03:45 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.alpha.error 2026-04-16 14:03:45 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:03:45 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:03:45 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:03:45 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:03:45 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.pb.tt0', 'tst.psf.tt1', 'tst_2.model.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.alpha.error', 'tst.psf.tt2', 'tst.alpha', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:03:45 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:44.547526 End time: 2026-04-16 14:03:45.062647 2026-04-16 14:03:45 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:45 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:45 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:45 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:45 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:45 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:45 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:45 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:45 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:03:45 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:45 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:45 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:03:45 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:45 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:45 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.01018 2026-04-16 14:03:45 INFO [10] Res: 0.620616 Max: 0.503391 Gain: 0.1 Pos: [0, 9] Scale: 0 Coeffs: 0.611987 -1.29365 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.744336 (in this run) 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.744336 [1]: -1.54821 2026-04-16 14:03:45 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.744336, peakres=1.01018->0.48471, Reached cycleniter. 2026-04-16 14:03:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:45 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:03:45 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:45 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:03:45 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:45 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:45 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:45 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.048142 Jy/beam 2026-04-16 14:03:46 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.alpha.error 2026-04-16 14:03:46 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:03:46 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:03:46 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:03:46 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:03:46 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.alpha.error', 'tst.psf.tt2', 'tst.alpha', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:03:46 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:45.106421 End time: 2026-04-16 14:03:45.710110 2026-04-16 14:03:46 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:46 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:46 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:46 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:46 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='tst_2.model.tt1', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:46 SEVERE deconvolve::deconvolve::casa Exception from deconvolve : Internal Error: imagename.model already exists! Either parameter startmodel must not be set ('') or imagename.model (tst.model.tt1) must not exist. 2026-04-16 14:03:46 SEVERE deconvolve::deconvolve::casa+ Either unset startmodel or remove tst.model.tt1 to continue 2026-04-16 14:03:46 SEVERE deconvolve::::casa Exception Reported: Error in deconvolve: Exception from deconvolve : Internal Error: imagename.model already exists! Either parameter startmodel must not be set ('') or imagename.model (tst.model.tt1) must not exist. 2026-04-16 14:03:46 SEVERE deconvolve::::casa+ Either unset startmodel or remove tst.model.tt1 to continue 2026-04-16 14:03:46 INFO deconvolve::::casa Traceback (most recent call last): 2026-04-16 14:03:46 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/deconvolve.py", line 1430, in __call__ 2026-04-16 14:03:46 INFO deconvolve::::casa+ task_result = _deconvolve_t( _pc.document['imagename'],_pc.document['startmodel'],_pc.document['deconvolver'],_pc.document['scales'],_pc.document['nterms'],_pc.document['smallscalebias'],_pc.document['fusedthreshold'],_pc.document['largestscale'],_pc.document['restoration'],_pc.document['restoringbeam'],_pc.document['niter'],_pc.document['gain'],_pc.document['threshold'],_pc.document['nsigma'],_pc.document['interactive'],_pc.document['fullsummary'],_pc.document['fastnoise'],_pc.document['usemask'],_pc.document['mask'],_pc.document['pbmask'],_pc.document['sidelobethreshold'],_pc.document['noisethreshold'],_pc.document['lownoisethreshold'],_pc.document['negativethreshold'],_pc.document['smoothfactor'],_pc.document['minbeamfrac'],_pc.document['cutthreshold'],_pc.document['growiterations'],_pc.document['dogrowprune'],_pc.document['verbose'] ) 2026-04-16 14:03:46 INFO deconvolve::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-04-16 14:03:46 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 206, in deconvolve 2026-04-16 14:03:46 INFO deconvolve::::casa+ check_starmodel_model_collisions(startmodel, imagename, deconvolver) 2026-04-16 14:03:46 INFO deconvolve::::casa+ File "/wheeldirectory/casa-6.7.5-16-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_deconvolve.py", line 106, in check_starmodel_model_collisions 2026-04-16 14:03:46 INFO deconvolve::::casa+ raise RuntimeError("Internal Error: imagename.model already exists! Either parameter startmodel must not be set ('') or imagename.model ({0}) must not exist.".format(modim) + 2026-04-16 14:03:46 INFO deconvolve::::casa+ RuntimeError: Exception from deconvolve : Internal Error: imagename.model already exists! Either parameter startmodel must not be set ('') or imagename.model (tst.model.tt1) must not exist. 2026-04-16 14:03:46 INFO deconvolve::::casa+ Either unset startmodel or remove tst.model.tt1 to continue 2026-04-16 14:03:46 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:45.715275 End time: 2026-04-16 14:03:45.717366 2026-04-16 14:03:46 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:46 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:46 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:46 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:46 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:46 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:46 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:03:46 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:46 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:03:46 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:46 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:46 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:03:46 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:46 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:46 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.01018 2026-04-16 14:03:46 INFO [10] Res: 0.620616 Max: 0.503391 Gain: 0.1 Pos: [0, 9] Scale: 0 Coeffs: 0.611987 -1.29365 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.744336 (in this run) 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.744336 [1]: -1.54821 2026-04-16 14:03:46 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.744336, peakres=1.01018->0.48471, Reached cycleniter. 2026-04-16 14:03:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:46 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:03:46 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:46 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.model.tt0'] 2026-04-16 14:03:46 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:45.772500 End time: 2026-04-16 14:03:46.080727 2026-04-16 14:03:46 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:46 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:46 INFO imrebin::::casa ########################################## 2026-04-16 14:03:46 INFO imrebin::::casa ##### Begin Task: imrebin ##### 2026-04-16 14:03:46 INFO imrebin::::casa imrebin( imagename='tst.model.tt1', outfile='tst_2.model.tt1', factor=[2, 2], region='', box='', chans='', stokes='', mask='', dropdeg=False, overwrite=False, stretch=False, crop=True ) 2026-04-16 14:03:46 INFO imrebin::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-04-16 14:03:46 INFO imrebin::CasacRegionManager::fromBCS Using all spectral channels. 2026-04-16 14:03:46 INFO imrebin::CasacRegionManager::fromBCS Using polarizations ALL 2026-04-16 14:03:46 INFO imrebin::ImageRebinner::setFactors Not all rebinning factors were specified, filling in those not specified with factors of 1, so will rebin according to factor=[2, 2, 1, 1] 2026-04-16 14:03:46 INFO imrebin::SubImageFactory::createImage Creating image 'tst_2.model.tt1' of shape [5, 5, 1, 1] 2026-04-16 14:03:46 INFO imrebin::::casa Task imrebin complete. Start time: 2026-04-16 14:03:46.088296 End time: 2026-04-16 14:03:46.152445 2026-04-16 14:03:46 INFO imrebin::::casa ##### End Task: imrebin ##### 2026-04-16 14:03:46 INFO imrebin::::casa ########################################## 2026-04-16 14:03:46 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:46 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:46 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='tst_2.model.tt1', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:46 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:46 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs , starting from model : [tst_2.model.tt1] 2026-04-16 14:03:46 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:03:46 INFO task_deconvolve::SIImageStore::setModelImageOne Regridding input model tst_2.model.tt1 to target coordinate system for tst.model.tt0 2026-04-16 14:03:46 INFO task_deconvolve::ImageRegrid::regrid Applying Jy/pixel scale factor of 0.25 2026-04-16 14:03:46 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:03:46 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:03:46 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:03:46 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:03:46 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:03:46 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:03:46 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 0.48471 2026-04-16 14:03:46 INFO [10] Res: 0.316589 Max: 0.132319 Gain: 0.1 Pos: [5, 9] Scale: 0 Coeffs: 0.338361 -0.476128 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.402002 (in this run) 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: -0.0468942 [1]: -0.675329 2026-04-16 14:03:46 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=-0.448896->-0.0468942, peakres=0.48471->0.288126, Reached cycleniter. 2026-04-16 14:03:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:03:46 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.288126, over full image : 0.288126 2026-04-16 14:03:46 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:03:46 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:03:46 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:03:46 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:46 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:03:46 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.0286807 Jy/beam 2026-04-16 14:03:47 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.alpha.error 2026-04-16 14:03:47 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:03:47 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:03:47 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:03:47 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:03:47 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.pb.tt0', 'tst.psf.tt1', 'tst_2.model.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.alpha.error', 'tst.psf.tt2', 'tst.alpha', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:03:47 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:46.172074 End time: 2026-04-16 14:03:46.763996 2026-04-16 14:03:47 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:03:47 INFO deconvolve::::casa ########################################## .2026-04-16 14:03:47 INFO tclean::::casa ########################################## 2026-04-16 14:03:47 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:03:47 INFO tclean::::casa tclean( vis='sim_data_VLA_jet.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst1', imsize=512, cell='12.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-1e-05, normtype='flatnoise', deconvolver='asp', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:03:47 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:03:47 INFO SynthesisImagerVi2::selectData MS : sim_data_VLA_jet.ms | [Opened in readonly mode] 2026-04-16 14:03:47 INFO SynthesisImagerVi2::selectData NRows selected : 2754 2026-04-16 14:03:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst1] : 2026-04-16 14:03:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst1] : 2026-04-16 14:03:47 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:03:47 INFO SynthesisImagerVi2::defineImage Shape: [512, 512, 1, 1] Spectral: [1.39997e+09] at [0] with increment [9.99984e+08] 2026-04-16 14:03:47 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst1] with ftmachine : gridft 2026-04-16 14:03:47 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01511 GB. Available mem.: 10.82 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:03:47 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:03:47 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:03:47 INFO SIImageStore::calcSensitivity [tst1] Theoretical sensitivity (Jy/bm):0.00602585 2026-04-16 14:03:47 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.014517 2026-04-16 14:03:47 INFO SIImageStore::printBeamSet Beam : 69.1469 arcsec, 59.6347 arcsec, 89.9866 deg 2026-04-16 14:03:47 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:03:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:03:48 INFO tclean::::casa Searching for images with prefix 'tst1'... Found these, writing history into them: ['tst1.sumwt', 'tst1.pb', 'tst1.psf', 'tst1.residual'] 2026-04-16 14:03:48 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:03:46.938996 End time: 2026-04-16 14:03:47.689362 2026-04-16 14:03:48 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:03:48 INFO tclean::::casa ########################################## 2026-04-16 14:03:48 INFO tclean::::casa ########################################## 2026-04-16 14:03:48 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:03:48 INFO tclean::::casa tclean( vis='sim_data_VLA_jet.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='try1', imsize=512, cell='12.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='asp', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:03:48 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:03:48 INFO SynthesisImagerVi2::selectData MS : sim_data_VLA_jet.ms | [Opened in readonly mode] 2026-04-16 14:03:48 INFO SynthesisImagerVi2::selectData NRows selected : 2754 2026-04-16 14:03:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [try1] : 2026-04-16 14:03:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [try1] : 2026-04-16 14:03:48 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:03:48 INFO SynthesisImagerVi2::defineImage Shape: [512, 512, 1, 1] Spectral: [1.39997e+09] at [0] with increment [9.99984e+08] 2026-04-16 14:03:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [try1] with ftmachine : gridft 2026-04-16 14:03:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01511 GB. Available mem.: 10.82 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:03:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:03:48 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:03:48 INFO SIImageStore::calcSensitivity [try1] Theoretical sensitivity (Jy/bm):0.00602585 2026-04-16 14:03:48 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.007934 2026-04-16 14:03:48 INFO SIImageStore::printBeamSet Beam : 69.1469 arcsec, 59.6347 arcsec, 89.9866 deg 2026-04-16 14:03:48 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:03:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:03:48 INFO tclean::::casa Searching for images with prefix 'try1'... Found these, writing history into them: ['try1.residual', 'try1.psf', 'try1.sumwt', 'try1.pb'] 2026-04-16 14:03:48 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:03:47.705520 End time: 2026-04-16 14:03:48.262202 2026-04-16 14:03:48 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:03:48 INFO tclean::::casa ########################################## 2026-04-16 14:03:48 INFO deconvolve::::casa ########################################## 2026-04-16 14:03:48 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:03:48 INFO deconvolve::::casa deconvolve( imagename='tst1', startmodel='', deconvolver='asp', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=100, gain=0.2, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:03:48 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:03:48 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst1] : asp 2026-04-16 14:03:48 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 6.68531 2026-04-16 14:03:48 INFO SynthesisDeconvolver::setupMask [tst1] Initializing new mask to 1.0 for the full image 2026-04-16 14:03:48 INFO SynthesisDeconvolver::setupMask [tst1] Number of pixels in the clean mask : 262144 out of a total of 262144 pixels. [ 100 % ] 2026-04-16 14:03:48 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 6.68531, over full image : 6.68531 2026-04-16 14:03:48 INFO SDAlgorithmBase::deconvolve [tst1] Run asp minor-cycle | CycleThreshold=0, CycleNiter=100, Gain=0.2 2026-04-16 14:03:48 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [256, 256] 2026-04-16 14:03:48 INFO AspMatrixCleaner::getPsfGaussianWidth major width 69.1469 in arcsec 2026-04-16 14:03:48 INFO AspMatrixCleaner::getPsfGaussianWidth minor width 59.6347 in arcsec 2026-04-16 14:03:48 INFO AspMatrixCleaner::getPsfGaussianWidth pixel sizes are 12 and 12 2026-04-16 14:03:48 INFO AspMatrixCleaner::getPsfGaussianWidth xpixels 5.76224 ypixels 4.96956 2026-04-16 14:03:48 INFO AspMatrixCleaner::getPsfGaussianWidth PSF width: 6 pixels. 2026-04-16 14:03:48 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 6 pixels. 2026-04-16 14:03:48 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 12 pixels. 2026-04-16 14:03:48 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 24 pixels. 2026-04-16 14:03:48 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 48 pixels. 2026-04-16 14:04:01 INFO AspMatrixCleaner::aspclean() The number of bins for collecting the sum of Flux: 4 2026-04-16 14:04:01 INFO AspMatrixCleaner::aspclean() + Bin 0(0 , 2.40067). Sum of Flux : 5.48202 2026-04-16 14:04:01 INFO AspMatrixCleaner::aspclean() Bin 1(2.40067 , 4.80134). Sum of Flux : 1.19208 2026-04-16 14:04:01 INFO AspMatrixCleaner::aspclean() Bin 2(4.80134 , 7.20201). Sum of Flux : 0.447011 2026-04-16 14:04:01 INFO AspMatrixCleaner::aspclean() Bin 3(7.20201 , 9.60268). Sum of Flux : 0.206098 2026-04-16 14:04:01 INFO AspMatrixCleaner::aspclean() Failed to reach stopping threshold 2026-04-16 14:04:01 INFO SDAlgorithmBase::deconvolve [tst1] iters=0->100 [100], model=0->181.647, peakres=6.68531->0.611856, Reached cycleniter. 2026-04-16 14:04:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 100 iterations. 2026-04-16 14:04:01 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.611856, over full image : 0.611856 2026-04-16 14:04:01 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:01 INFO SDAlgorithmBase::restore [tst1] : Restoring model image. 2026-04-16 14:04:01 INFO SIImageStore::restore Beam for chan : 0 : 69.1469 arcsec, 59.6347 arcsec, 89.9866 deg 2026-04-16 14:04:01 INFO deconvolve::::casa Searching for images with prefix 'tst1'... Found these, writing history into them: ['tst1.sumwt', 'tst1.pb', 'tst1.psf', 'tst1.image', 'tst1.residual', 'tst1.mask', 'tst1.model'] 2026-04-16 14:04:01 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:03:48.265160 End time: 2026-04-16 14:04:01.443127 2026-04-16 14:04:01 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:04:01 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:01 INFO name:: No table opened. 2026-04-16 14:04:01 INFO showcache:: The Table Cache is empty. 2026-04-16 14:04:02 INFO tclean::::casa ########################################## 2026-04-16 14:04:02 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:04:02 INFO tclean::::casa tclean( vis='sim_data_VLA_jet.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='try1', imsize=512, cell='12.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='asp', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:04:02 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:04:02 INFO SynthesisImagerVi2::selectData MS : sim_data_VLA_jet.ms | [Opened in readonly mode] 2026-04-16 14:04:02 INFO SynthesisImagerVi2::selectData NRows selected : 2754 2026-04-16 14:04:02 INFO SynthesisImagerVi2::defineImage Define image coordinates for [try1] : 2026-04-16 14:04:02 INFO SynthesisImagerVi2::defineImage Define image coordinates for [try1] : 2026-04-16 14:04:02 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:04:02 INFO SynthesisImagerVi2::defineImage Shape: [512, 512, 1, 1] Spectral: [1.39997e+09] at [0] with increment [9.99984e+08] 2026-04-16 14:04:02 INFO SynthesisImagerVi2::defineImage Set Gridding options for [try1] with ftmachine : gridft 2026-04-16 14:04:02 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01511 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:04:02 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:04:02 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:04:02 INFO SIImageStore::calcSensitivity [try1] Theoretical sensitivity (Jy/bm):0.00602585 2026-04-16 14:04:02 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.012961 2026-04-16 14:04:02 INFO SIImageStore::printBeamSet Beam : 69.1469 arcsec, 59.6347 arcsec, 89.9866 deg 2026-04-16 14:04:02 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:04:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:04:02 INFO tclean::::casa Searching for images with prefix 'try1'... Found these, writing history into them: ['try1.residual', 'try1.psf', 'try1.sumwt', 'try1.pb'] 2026-04-16 14:04:02 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:04:01.515174 End time: 2026-04-16 14:04:02.233722 2026-04-16 14:04:02 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:04:02 INFO tclean::::casa ########################################## 2026-04-16 14:04:02 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:02 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:04:02 INFO deconvolve::::casa deconvolve( imagename='tst1', startmodel='', deconvolver='asp', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=200, gain=0.2, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:04:02 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:04:02 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst1] : asp 2026-04-16 14:04:02 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.611856, over full image : 0.611856 2026-04-16 14:04:02 INFO SynthesisDeconvolver::setupMask [tst1] Initializing to existing mask 2026-04-16 14:04:02 INFO SynthesisDeconvolver::setupMask [tst1] Number of pixels in the clean mask : 262144 out of a total of 262144 pixels. [ 100 % ] 2026-04-16 14:04:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.611856, over full image : 0.611856 2026-04-16 14:04:02 INFO SDAlgorithmBase::deconvolve [tst1] Run asp minor-cycle | CycleThreshold=0, CycleNiter=200, Gain=0.2 2026-04-16 14:04:02 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [256, 256] 2026-04-16 14:04:02 INFO AspMatrixCleaner::getPsfGaussianWidth major width 69.1469 in arcsec 2026-04-16 14:04:02 INFO AspMatrixCleaner::getPsfGaussianWidth minor width 59.6347 in arcsec 2026-04-16 14:04:02 INFO AspMatrixCleaner::getPsfGaussianWidth pixel sizes are 12 and 12 2026-04-16 14:04:02 INFO AspMatrixCleaner::getPsfGaussianWidth xpixels 5.76224 ypixels 4.96956 2026-04-16 14:04:02 INFO AspMatrixCleaner::getPsfGaussianWidth PSF width: 6 pixels. 2026-04-16 14:04:02 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 6 pixels. 2026-04-16 14:04:02 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 12 pixels. 2026-04-16 14:04:02 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 24 pixels. 2026-04-16 14:04:02 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 48 pixels. 2026-04-16 14:04:06 INFO AspMatrixCleaner::aspclean() The number of bins for collecting the sum of Flux: 4 2026-04-16 14:04:06 INFO AspMatrixCleaner::aspclean() + Bin 0(0 , 2.40067). Sum of Flux : 3.57365 2026-04-16 14:04:06 INFO AspMatrixCleaner::aspclean() Bin 1(2.40067 , 4.80135). Sum of Flux : 0 2026-04-16 14:04:06 INFO AspMatrixCleaner::aspclean() Bin 2(4.80135 , 7.20202). Sum of Flux : 0 2026-04-16 14:04:06 INFO AspMatrixCleaner::aspclean() Bin 3(7.20202 , 9.60269). Sum of Flux : 0.0108659 2026-04-16 14:04:06 INFO AspMatrixCleaner::aspclean() Failed to reach stopping threshold 2026-04-16 14:04:06 INFO SDAlgorithmBase::deconvolve [tst1] iters=0->200 [200], model=181.661->186.751, peakres=0.611856->0.232513, Reached cycleniter. 2026-04-16 14:04:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 200 iterations. 2026-04-16 14:04:06 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.24614, over full image : 0.24614 2026-04-16 14:04:06 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:06 INFO SDAlgorithmBase::restore [tst1] : Restoring model image. 2026-04-16 14:04:06 INFO SIImageStore::restore Beam for chan : 0 : 69.1469 arcsec, 59.6347 arcsec, 89.9866 deg 2026-04-16 14:04:06 INFO deconvolve::::casa Searching for images with prefix 'tst1'... Found these, writing history into them: ['tst1.sumwt', 'tst1.pb', 'tst1.psf', 'tst1.image', 'tst1.residual', 'tst1.mask', 'tst1.model'] 2026-04-16 14:04:06 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:04:02.239680 End time: 2026-04-16 14:04:06.454251 2026-04-16 14:04:06 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:04:06 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:06 INFO name:: No table opened. 2026-04-16 14:04:06 INFO showcache:: The Table Cache is empty. 2026-04-16 14:04:07 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:07 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:04:07 INFO deconvolve::::casa deconvolve( imagename='tst1', startmodel='', deconvolver='asp', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=200, gain=0.2, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:04:07 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:04:07 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst1] : asp 2026-04-16 14:04:07 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.24614, over full image : 0.24614 2026-04-16 14:04:07 INFO SynthesisDeconvolver::setupMask [tst1] Initializing to existing mask 2026-04-16 14:04:07 INFO SynthesisDeconvolver::setupMask [tst1] Number of pixels in the clean mask : 262144 out of a total of 262144 pixels. [ 100 % ] 2026-04-16 14:04:07 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.24614, over full image : 0.24614 2026-04-16 14:04:07 INFO SDAlgorithmBase::deconvolve [tst1] Run asp minor-cycle | CycleThreshold=0, CycleNiter=200, Gain=0.2 2026-04-16 14:04:07 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [256, 256] 2026-04-16 14:04:07 INFO AspMatrixCleaner::getPsfGaussianWidth major width 69.1469 in arcsec 2026-04-16 14:04:07 INFO AspMatrixCleaner::getPsfGaussianWidth minor width 59.6347 in arcsec 2026-04-16 14:04:07 INFO AspMatrixCleaner::getPsfGaussianWidth pixel sizes are 12 and 12 2026-04-16 14:04:07 INFO AspMatrixCleaner::getPsfGaussianWidth xpixels 5.76224 ypixels 4.96956 2026-04-16 14:04:07 INFO AspMatrixCleaner::getPsfGaussianWidth PSF width: 6 pixels. 2026-04-16 14:04:07 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 6 pixels. 2026-04-16 14:04:07 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 12 pixels. 2026-04-16 14:04:07 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 24 pixels. 2026-04-16 14:04:07 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 48 pixels. 2026-04-16 14:04:10 INFO AspMatrixCleaner::aspclean() The number of bins for collecting the sum of Flux: 4 2026-04-16 14:04:10 INFO AspMatrixCleaner::aspclean() + Bin 0(0 , 2.40067). Sum of Flux : -0.899214 2026-04-16 14:04:10 INFO AspMatrixCleaner::aspclean() Bin 1(2.40067 , 4.80134). Sum of Flux : 0 2026-04-16 14:04:10 INFO AspMatrixCleaner::aspclean() Bin 2(4.80134 , 7.20201). Sum of Flux : 0 2026-04-16 14:04:10 INFO AspMatrixCleaner::aspclean() Bin 3(7.20201 , 9.60269). Sum of Flux : 0.0126834 2026-04-16 14:04:10 INFO AspMatrixCleaner::aspclean() Failed to reach stopping threshold 2026-04-16 14:04:10 INFO SDAlgorithmBase::deconvolve [tst1] iters=0->200 [200], model=186.765->187.749, peakres=0.24614->0.171267, Reached cycleniter. 2026-04-16 14:04:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 200 iterations. 2026-04-16 14:04:10 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.192029, over full image : 0.192029 2026-04-16 14:04:10 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:10 INFO SDAlgorithmBase::restore [tst1] : Restoring model image. 2026-04-16 14:04:10 INFO SIImageStore::restore Beam for chan : 0 : 69.1469 arcsec, 59.6347 arcsec, 89.9866 deg 2026-04-16 14:04:10 INFO deconvolve::::casa Searching for images with prefix 'tst1'... Found these, writing history into them: ['tst1.sumwt', 'tst1.pb', 'tst1.psf', 'tst1.image', 'tst1.residual', 'tst1.mask', 'tst1.model'] 2026-04-16 14:04:10 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:04:06.503221 End time: 2026-04-16 14:04:10.444505 2026-04-16 14:04:10 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:04:10 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:10 INFO name:: No table opened. 2026-04-16 14:04:10 INFO showcache:: The Table Cache is empty. 2026-04-16 14:04:10 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:04:10 INFO deconvolve::::casa+ [ check_val ] iterdone is 100 ( Pass : should be 100, Exact: True ) 2026-04-16 14:04:10 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst1.psf', 'tst1.residual', 'tst1.image', 'tst1.model'] = [True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:04:10 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:04:10 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:04:10 INFO deconvolve::::casa+ [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:04:10 INFO deconvolve::::casa+ [ check_val ] iterdone is 200 ( Pass : should be 200, Exact: True ) 2026-04-16 14:04:10 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst1.psf', 'tst1.residual', 'tst1.image', 'tst1.model'] = [True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:04:10 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:04:10 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:04:10 INFO deconvolve::::casa+ [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:04:10 INFO deconvolve::::casa+ [ check_val ] iterdone is 200 ( Pass : should be 200, Exact: True ) 2026-04-16 14:04:10 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst1.psf', 'tst1.residual', 'tst1.image', 'tst1.model'] = [True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:04:10 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:04:10 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:04:10 INFO deconvolve::::casa+ [ check_pix_val ] tst1.psf : Value is 1.0 at [256, 256, 0, 0] ( Pass : should be 1.0 , Epsilon: 0.05) 2026-04-16 14:04:10 INFO deconvolve::::casa+ [ check_pix_val ] tst1.image : Value is 1.062241792678833 at [256, 209, 0, 0] ( Pass : should be 1.069811224937439 , Epsilon: 0.05) 2026-04-16 14:04:10 INFO deconvolve::::casa+ [ check_pix_val ] tst1.image : Value is 2.344085216522217 at [275, 330, 0, 0] ( Pass : should be 2.408627510070801 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ sim_data_VLA_jet .2026-04-16 14:04:11 INFO tclean::::casa ########################################## 2026-04-16 14:04:11 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:04:11 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:04:11 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:04:11 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:04:11 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:04:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:04:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:04:11 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:04:11 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:04:11 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:04:11 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:04:11 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:04:11 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:04:12 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:04:12 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.003978 2026-04-16 14:04:12 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:04:12 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:04:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:04:14 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:04:14 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:04:10.627348 End time: 2026-04-16 14:04:14.019923 2026-04-16 14:04:14 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:04:14 INFO tclean::::casa ########################################## 2026-04-16 14:04:14 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:14 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:04:14 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=400, gain=0.03, threshold='1mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:04:14 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:04:14 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:04:14 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:04:14 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:04:14 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:04:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:04:14 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0.001, CycleNiter=400, Gain=0.03 2026-04-16 14:04:14 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 22 pixels. 2026-04-16 14:04:14 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=1.09126 Flux limit=0.0317054, 1369 Active pixels 2026-04-16 14:04:14 INFO ClarkCleanLatModel::solve Iteration: 4, Maximum residual=0.995967 Flux limit=0.0307543, 1375 Active pixels 2026-04-16 14:04:14 INFO ClarkCleanLatModel::solve Iteration: 10, Maximum residual=0.829613 Flux limit=0.0280686, 1397 Active pixels 2026-04-16 14:04:14 INFO ClarkCleanLatModel::solve Iteration: 21, Maximum residual=0.593423 Flux limit=0.0233803, 1463 Active pixels 2026-04-16 14:04:14 INFO ClarkCleanLatModel::solve Iteration: 39, Maximum residual=0.34297 Flux limit=0.016724, 1643 Active pixels 2026-04-16 14:04:14 INFO ClarkCleanLatModel::solve Iteration: 65, Maximum residual=0.169841 Flux limit=0.00966565, 2231 Active pixels 2026-04-16 14:04:14 INFO ClarkCleanLatModel::solve Iteration: 108, Maximum residual=0.0834203 Flux limit=0.00478649, 3138 Active pixels 2026-04-16 14:04:15 INFO ClarkCleanLatModel::solve Iteration: 168, Maximum residual=0.0360723 Flux limit=0.00235097, 4695 Active pixels 2026-04-16 14:04:15 INFO ClarkCleanLatModel::solve Iteration: 247, Maximum residual=0.0136937 Flux limit=0.0010166, 6759 Active pixels 2026-04-16 14:04:15 INFO ClarkCleanLatModel::solve Iteration: 400, Maximum residual=0.0100937 Flux limit=0.001, 6864 Active pixels 2026-04-16 14:04:15 INFO SDAlgorithmBase::deconvolve [tst] iters=0->400 [400], model=0->1.28698, peakres=1.12501->0.0100937, Reached cycleniter. 2026-04-16 14:04:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 400 iterations. 2026-04-16 14:04:15 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0102859, over full image : 0.0102859 2026-04-16 14:04:15 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:15 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:04:15 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:04:15 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:04:15 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:04:14.040923 End time: 2026-04-16 14:04:14.852360 2026-04-16 14:04:15 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:04:15 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:15 INFO name:: No table opened. 2026-04-16 14:04:15 INFO showcache:: The Table Cache is empty. 2026-04-16 14:04:15 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:15 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:04:15 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=200, gain=0.03, threshold='1mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:04:15 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:04:15 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:04:15 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:04:15 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:04:15 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:04:15 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:04:15 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:04:15 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0.001, CycleNiter=200, Gain=0.03 2026-04-16 14:04:15 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 22 pixels. 2026-04-16 14:04:15 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=1.09126 Flux limit=0.0317054, 1369 Active pixels 2026-04-16 14:04:15 INFO ClarkCleanLatModel::solve Iteration: 4, Maximum residual=0.995967 Flux limit=0.0307543, 1375 Active pixels 2026-04-16 14:04:15 INFO ClarkCleanLatModel::solve Iteration: 10, Maximum residual=0.829613 Flux limit=0.0280686, 1397 Active pixels 2026-04-16 14:04:15 INFO ClarkCleanLatModel::solve Iteration: 21, Maximum residual=0.593423 Flux limit=0.0233803, 1463 Active pixels 2026-04-16 14:04:15 INFO ClarkCleanLatModel::solve Iteration: 39, Maximum residual=0.34297 Flux limit=0.016724, 1643 Active pixels 2026-04-16 14:04:15 INFO ClarkCleanLatModel::solve Iteration: 65, Maximum residual=0.169841 Flux limit=0.00966565, 2231 Active pixels 2026-04-16 14:04:15 INFO ClarkCleanLatModel::solve Iteration: 108, Maximum residual=0.0834203 Flux limit=0.00478649, 3138 Active pixels 2026-04-16 14:04:15 INFO ClarkCleanLatModel::solve Iteration: 168, Maximum residual=0.0360723 Flux limit=0.00235097, 4695 Active pixels 2026-04-16 14:04:15 INFO ClarkCleanLatModel::solve Iteration: 200, Maximum residual=0.0239708 Flux limit=0.0010166, 6759 Active pixels 2026-04-16 14:04:15 INFO SDAlgorithmBase::deconvolve [tst] iters=0->200 [200], model=0->1.25723, peakres=1.12501->0.0239708, Reached cycleniter. 2026-04-16 14:04:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 200 iterations. 2026-04-16 14:04:15 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0239708, over full image : 0.0239708 2026-04-16 14:04:15 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:15 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:04:15 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:04:14.896955 End time: 2026-04-16 14:04:15.457624 2026-04-16 14:04:15 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:04:15 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:15 INFO name:: No table opened. 2026-04-16 14:04:15 INFO showcache:: The Table Cache is empty. 2026-04-16 14:04:15 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:15 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:04:15 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=200, gain=0.03, threshold='1mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:04:15 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:04:15 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:04:15 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:04:16 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0239708, over full image : 0.0239708 2026-04-16 14:04:16 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:04:16 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:04:16 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0239708, over full image : 0.0239708 2026-04-16 14:04:16 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0.001, CycleNiter=200, Gain=0.03 2026-04-16 14:04:16 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 22 pixels. 2026-04-16 14:04:16 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=0.0237058 Flux limit=0.001, 6777 Active pixels 2026-04-16 14:04:16 INFO ClarkCleanLatModel::solve Iteration: 4, Maximum residual=0.022735 Flux limit=0.001, 6779 Active pixels 2026-04-16 14:04:16 INFO ClarkCleanLatModel::solve Iteration: 11, Maximum residual=0.0208854 Flux limit=0.001, 6786 Active pixels 2026-04-16 14:04:16 INFO ClarkCleanLatModel::solve Iteration: 26, Maximum residual=0.017298 Flux limit=0.001, 6793 Active pixels 2026-04-16 14:04:16 INFO ClarkCleanLatModel::solve Iteration: 57, Maximum residual=0.013356 Flux limit=0.001, 6817 Active pixels 2026-04-16 14:04:16 INFO ClarkCleanLatModel::solve Iteration: 133, Maximum residual=0.0112146 Flux limit=0.001, 6866 Active pixels 2026-04-16 14:04:16 INFO ClarkCleanLatModel::solve Iteration: 200, Maximum residual=0.0101085 Flux limit=0.001, 6871 Active pixels 2026-04-16 14:04:16 INFO SDAlgorithmBase::deconvolve [tst] iters=0->200 [200], model=1.25723->1.28576, peakres=0.0239708->0.0101085, Reached cycleniter. 2026-04-16 14:04:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 200 iterations. 2026-04-16 14:04:16 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0101866, over full image : 0.0101866 2026-04-16 14:04:16 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:16 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:04:16 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:04:16 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:04:16 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:04:15.488068 End time: 2026-04-16 14:04:16.011771 2026-04-16 14:04:16 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:04:16 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:16 INFO name:: No table opened. 2026-04-16 14:04:16 INFO showcache:: The Table Cache is empty. 2026-04-16 14:04:16 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:04:16 INFO deconvolve::::casa+ [ check_val ] iterdone is 400 ( Pass : should be 400, Exact: True ) 2026-04-16 14:04:16 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:04:16 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:04:16 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:04:16 INFO deconvolve::::casa+ [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:04:16 INFO deconvolve::::casa+ [ check_val ] iterdone is 200 ( Pass : should be 200, Exact: True ) 2026-04-16 14:04:16 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual'] = [True, True] ( Pass : should all be True ) 2026-04-16 14:04:16 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:04:16 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:04:16 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [False] ( Pass : should all be False ) 2026-04-16 14:04:16 INFO deconvolve::::casa+ [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:04:16 INFO deconvolve::::casa+ [ check_val ] peak res is 0.0101084653288126 ( Pass : should be 0.010093674063682556, Epsilon: 0.05) 2026-04-16 14:04:16 INFO deconvolve::::casa+ [ check_val ] mod flux is 1.2857557535171509 ( Pass : should be 1.2869821786880493, Epsilon: 0.05) 2026-04-16 14:04:16 INFO deconvolve::::casa+ [ check_val ] iterdone is 200 ( Pass : should be 200, Exact: True ) 2026-04-16 14:04:16 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:04:16 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:04:16 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:04:16 INFO deconvolve::::casa+ [ check_pix_val ] tst.model : Value is 0.8912976980209351 at [50, 50, 0, 0] ( Pass : should be 0.8913055062294006 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan .2026-04-16 14:04:16 INFO tclean::::casa ########################################## 2026-04-16 14:04:16 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:04:16 INFO tclean::::casa tclean( vis='refim_point_linRL.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clarkstokes', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:04:16 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:04:16 INFO SynthesisImagerVi2::selectData MS : refim_point_linRL.ms | [Opened in readonly mode] 2026-04-16 14:04:16 INFO SynthesisImagerVi2::selectData NRows selected : 140 2026-04-16 14:04:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:04:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:04:16 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:04:16 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.49999e+09] 2026-04-16 14:04:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:04:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:04:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:04:16 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:04:16 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.0345033 2026-04-16 14:04:16 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.003718 2026-04-16 14:04:16 INFO SIImageStore::printBeamSet Beam : 137.572 arcsec, 47.9881 arcsec, 25.3712 deg 2026-04-16 14:04:16 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:04:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:04:17 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:04:17 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:04:16.148016 End time: 2026-04-16 14:04:16.567502 2026-04-16 14:04:17 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:04:17 INFO tclean::::casa ########################################## 2026-04-16 14:04:17 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:17 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:04:17 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clarkstokes', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=400, gain=0.01, threshold='1mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:04:17 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:04:17 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clarkstokes 2026-04-16 14:04:17 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1 2026-04-16 14:04:17 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:04:17 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:04:17 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1, over full image : 1 2026-04-16 14:04:17 INFO SDAlgorithmBase::deconvolve [tst] Run clarkstokes minor-cycle | CycleThreshold=0.001, CycleNiter=400, Gain=0.01 2026-04-16 14:04:17 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 55 pixels. 2026-04-16 14:04:17 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=0.990001 Flux limit=0.0400158, 4090 Active pixels 2026-04-16 14:04:17 INFO ClarkCleanLatModel::solve Iteration: 4, Maximum residual=0.960597 Flux limit=0.0396157, 4090 Active pixels 2026-04-16 14:04:17 INFO ClarkCleanLatModel::solve Iteration: 11, Maximum residual=0.895339 Flux limit=0.038439, 4090 Active pixels 2026-04-16 14:04:17 INFO ClarkCleanLatModel::solve Iteration: 27, Maximum residual=0.762343 Flux limit=0.0358277, 4090 Active pixels 2026-04-16 14:04:17 INFO ClarkCleanLatModel::solve Iteration: 58, Maximum residual=0.558267 Flux limit=0.0305058, 4090 Active pixels 2026-04-16 14:04:17 INFO ClarkCleanLatModel::solve Iteration: 108, Maximum residual=0.337755 Flux limit=0.0223395, 4090 Active pixels 2026-04-16 14:04:17 INFO ClarkCleanLatModel::solve Iteration: 178, Maximum residual=0.167134 Flux limit=0.0135155, 4090 Active pixels 2026-04-16 14:04:17 INFO ClarkCleanLatModel::solve Iteration: 268, Maximum residual=0.0676446 Flux limit=0.00668801, 4090 Active pixels 2026-04-16 14:04:17 INFO ClarkCleanLatModel::solve Iteration: 376, Maximum residual=0.0228472 Flux limit=0.00270685, 4090 Active pixels 2026-04-16 14:04:17 INFO ClarkCleanLatModel::solve Iteration: 400, Maximum residual=0.0179504 Flux limit=0.001, 3794 Active pixels 2026-04-16 14:04:17 INFO SDAlgorithmBase::deconvolve [tst] iters=0->400 [400], model=0->0.98205, peakres=1->0.0179504, Reached cycleniter. 2026-04-16 14:04:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 400 iterations. 2026-04-16 14:04:17 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0179504, over full image : 0.0179504 2026-04-16 14:04:17 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:17 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:04:17 INFO SIImageStore::restore Beam for chan : 0 : 137.572 arcsec, 47.9881 arcsec, 25.3712 deg 2026-04-16 14:04:17 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:04:17 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:04:16.576314 End time: 2026-04-16 14:04:17.243344 2026-04-16 14:04:17 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:04:17 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:17 INFO name:: No table opened. 2026-04-16 14:04:17 INFO showcache:: The Table Cache is empty. 2026-04-16 14:04:17 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:17 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:04:17 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clarkstokes', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=200, gain=0.01, threshold='1mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:04:17 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:04:17 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clarkstokes 2026-04-16 14:04:17 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:04:17 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1 2026-04-16 14:04:17 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:04:17 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:04:17 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1, over full image : 1 2026-04-16 14:04:17 INFO SDAlgorithmBase::deconvolve [tst] Run clarkstokes minor-cycle | CycleThreshold=0.001, CycleNiter=200, Gain=0.01 2026-04-16 14:04:17 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 55 pixels. 2026-04-16 14:04:17 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=0.990001 Flux limit=0.0400158, 4090 Active pixels 2026-04-16 14:04:18 INFO ClarkCleanLatModel::solve Iteration: 4, Maximum residual=0.960597 Flux limit=0.0396157, 4090 Active pixels 2026-04-16 14:04:18 INFO ClarkCleanLatModel::solve Iteration: 11, Maximum residual=0.895339 Flux limit=0.038439, 4090 Active pixels 2026-04-16 14:04:18 INFO ClarkCleanLatModel::solve Iteration: 27, Maximum residual=0.762343 Flux limit=0.0358277, 4090 Active pixels 2026-04-16 14:04:18 INFO ClarkCleanLatModel::solve Iteration: 58, Maximum residual=0.558267 Flux limit=0.0305058, 4090 Active pixels 2026-04-16 14:04:18 INFO ClarkCleanLatModel::solve Iteration: 108, Maximum residual=0.337755 Flux limit=0.0223395, 4090 Active pixels 2026-04-16 14:04:18 INFO ClarkCleanLatModel::solve Iteration: 178, Maximum residual=0.167134 Flux limit=0.0135155, 4090 Active pixels 2026-04-16 14:04:18 INFO ClarkCleanLatModel::solve Iteration: 200, Maximum residual=0.13398 Flux limit=0.00668801, 4090 Active pixels 2026-04-16 14:04:18 INFO SDAlgorithmBase::deconvolve [tst] iters=0->200 [200], model=0->0.866021, peakres=1->0.13398, Reached cycleniter. 2026-04-16 14:04:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 200 iterations. 2026-04-16 14:04:18 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.13398, over full image : 0.13398 2026-04-16 14:04:18 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:18 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:04:18 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:04:17.283207 End time: 2026-04-16 14:04:17.803975 2026-04-16 14:04:18 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:04:18 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:18 INFO name:: No table opened. 2026-04-16 14:04:18 INFO showcache:: The Table Cache is empty. 2026-04-16 14:04:18 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:18 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:04:18 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clarkstokes', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=200, gain=0.01, threshold='1mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:04:18 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:04:18 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clarkstokes 2026-04-16 14:04:18 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:04:18 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.13398, over full image : 0.13398 2026-04-16 14:04:18 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:04:18 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:04:18 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.13398, over full image : 0.13398 2026-04-16 14:04:18 INFO SDAlgorithmBase::deconvolve [tst] Run clarkstokes minor-cycle | CycleThreshold=0.001, CycleNiter=200, Gain=0.01 2026-04-16 14:04:18 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 55 pixels. 2026-04-16 14:04:18 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=0.13264 Flux limit=0.00536131, 4090 Active pixels 2026-04-16 14:04:18 INFO ClarkCleanLatModel::solve Iteration: 4, Maximum residual=0.128701 Flux limit=0.0053077, 4090 Active pixels 2026-04-16 14:04:18 INFO ClarkCleanLatModel::solve Iteration: 11, Maximum residual=0.119957 Flux limit=0.00515005, 4090 Active pixels 2026-04-16 14:04:18 INFO ClarkCleanLatModel::solve Iteration: 27, Maximum residual=0.102139 Flux limit=0.00480019, 4090 Active pixels 2026-04-16 14:04:18 INFO ClarkCleanLatModel::solve Iteration: 58, Maximum residual=0.0747965 Flux limit=0.00408716, 4090 Active pixels 2026-04-16 14:04:18 INFO ClarkCleanLatModel::solve Iteration: 108, Maximum residual=0.0452523 Flux limit=0.00299304, 4090 Active pixels 2026-04-16 14:04:18 INFO ClarkCleanLatModel::solve Iteration: 178, Maximum residual=0.0223926 Flux limit=0.00181081, 4090 Active pixels 2026-04-16 14:04:18 INFO ClarkCleanLatModel::solve Iteration: 200, Maximum residual=0.0179506 Flux limit=0.001, 3754 Active pixels 2026-04-16 14:04:18 INFO SDAlgorithmBase::deconvolve [tst] iters=0->200 [200], model=0.866021->0.98205, peakres=0.13398->0.0179506, Reached cycleniter. 2026-04-16 14:04:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 200 iterations. 2026-04-16 14:04:18 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0179506, over full image : 0.0179506 2026-04-16 14:04:18 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:18 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:04:18 INFO SIImageStore::restore Beam for chan : 0 : 137.572 arcsec, 47.9881 arcsec, 25.3712 deg 2026-04-16 14:04:18 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:04:18 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:04:17.832926 End time: 2026-04-16 14:04:18.418546 2026-04-16 14:04:18 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:04:18 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:18 INFO name:: No table opened. 2026-04-16 14:04:18 INFO showcache:: The Table Cache is empty. 2026-04-16 14:04:18 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:04:18 INFO deconvolve::::casa+ [ check_val ] iterdone is 400 ( Pass : should be 400, Exact: True ) 2026-04-16 14:04:18 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:04:18 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:04:18 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:04:18 INFO deconvolve::::casa+ [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:04:18 INFO deconvolve::::casa+ [ check_val ] iterdone is 200 ( Pass : should be 200, Exact: True ) 2026-04-16 14:04:18 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual'] = [True, True] ( Pass : should all be True ) 2026-04-16 14:04:18 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:04:18 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:04:18 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [False] ( Pass : should all be False ) 2026-04-16 14:04:18 INFO deconvolve::::casa+ [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:04:18 INFO deconvolve::::casa+ [ check_val ] peak res is 0.01795055717229843 ( Pass : should be 0.017950385808944702, Epsilon: 0.05) 2026-04-16 14:04:18 INFO deconvolve::::casa+ [ check_val ] mod flux is 0.9820501804351807 ( Pass : should be 0.982050359249115, Epsilon: 0.05) 2026-04-16 14:04:18 INFO deconvolve::::casa+ [ check_val ] iterdone is 200 ( Pass : should be 200, Exact: True ) 2026-04-16 14:04:18 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:04:18 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:04:18 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:04:18 INFO deconvolve::::casa+ [ check_pix_val ] tst.model : Value is 0.9820501804351807 at [50, 50, 0, 0] ( Pass : should be 0.982050359249115 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point_linRL .2026-04-16 14:04:19 INFO tclean::::casa ########################################## 2026-04-16 14:04:19 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:04:19 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:04:19 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:04:19 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:04:19 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:04:19 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:04:19 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:04:19 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:04:19 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:04:19 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:04:19 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:04:19 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:04:19 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:04:20 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:04:20 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.003975 2026-04-16 14:04:20 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:04:20 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:04:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:04:22 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:04:22 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:04:18.530520 End time: 2026-04-16 14:04:21.961031 2026-04-16 14:04:22 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:04:22 INFO tclean::::casa ########################################## 2026-04-16 14:04:22 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:22 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:04:22 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=399, gain=0.1, threshold='1mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:04:22 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:04:22 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:04:22 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:04:22 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:04:22 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:04:22 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:04:22 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0.001, CycleNiter=399, Gain=0.1 2026-04-16 14:04:22 INFO SDAlgorithmBase::deconvolve [tst] iters=0->399 [399], model=0->1.3143, peakres=1.12501->0.00477105, Reached cycleniter. 2026-04-16 14:04:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 399 iterations. 2026-04-16 14:04:22 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00477105, over full image : 0.00477105 2026-04-16 14:04:22 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:22 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:04:22 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:04:22 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:04:22 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:04:21.981878 End time: 2026-04-16 14:04:22.371271 2026-04-16 14:04:22 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:04:22 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:22 INFO name:: No table opened. 2026-04-16 14:04:22 INFO showcache:: The Table Cache is empty. 2026-04-16 14:04:22 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:22 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:04:22 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=199, gain=0.1, threshold='1mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:04:22 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:04:22 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:04:22 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:04:22 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:04:22 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:04:22 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:04:22 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:04:22 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0.001, CycleNiter=199, Gain=0.1 2026-04-16 14:04:23 INFO SDAlgorithmBase::deconvolve [tst] iters=0->199 [199], model=0->1.28953, peakres=1.12501->0.00749909, Reached cycleniter. 2026-04-16 14:04:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 199 iterations. 2026-04-16 14:04:23 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00749909, over full image : 0.00749909 2026-04-16 14:04:23 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:23 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:04:23 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:04:22.433536 End time: 2026-04-16 14:04:22.625654 2026-04-16 14:04:23 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:04:23 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:23 INFO name:: No table opened. 2026-04-16 14:04:23 INFO showcache:: The Table Cache is empty. 2026-04-16 14:04:23 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:23 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:04:23 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=199, gain=0.1, threshold='1mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:04:23 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:04:23 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:04:23 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:04:23 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00749909, over full image : 0.00749909 2026-04-16 14:04:23 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:04:23 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:04:23 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00749909, over full image : 0.00749909 2026-04-16 14:04:23 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0.001, CycleNiter=199, Gain=0.1 2026-04-16 14:04:23 INFO SDAlgorithmBase::deconvolve [tst] iters=0->199 [199], model=1.28953->1.3143, peakres=0.00749909->0.00477105, Reached cycleniter. 2026-04-16 14:04:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 199 iterations. 2026-04-16 14:04:23 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00477105, over full image : 0.00477105 2026-04-16 14:04:23 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:23 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:04:23 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:04:23 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:04:23 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:04:22.642365 End time: 2026-04-16 14:04:22.867619 2026-04-16 14:04:23 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:04:23 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:23 INFO name:: No table opened. 2026-04-16 14:04:23 INFO showcache:: The Table Cache is empty. 2026-04-16 14:04:23 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:04:23 INFO deconvolve::::casa+ [ check_val ] iterdone is 399 ( Pass : should be 399, Exact: True ) 2026-04-16 14:04:23 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:04:23 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:04:23 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:04:23 INFO deconvolve::::casa+ [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:04:23 INFO deconvolve::::casa+ [ check_val ] iterdone is 199 ( Pass : should be 199, Exact: True ) 2026-04-16 14:04:23 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual'] = [True, True] ( Pass : should all be True ) 2026-04-16 14:04:23 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:04:23 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:04:23 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [False] ( Pass : should all be False ) 2026-04-16 14:04:23 INFO deconvolve::::casa+ [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:04:23 INFO deconvolve::::casa+ [ check_val ] peak res is 0.004771045874804258 ( Pass : should be 0.004771045874804258, Epsilon: 0.05) 2026-04-16 14:04:23 INFO deconvolve::::casa+ [ check_val ] mod flux is 1.314298152923584 ( Pass : should be 1.314298152923584, Epsilon: 0.05) 2026-04-16 14:04:23 INFO deconvolve::::casa+ [ check_val ] iterdone is 199 ( Pass : should be 199, Exact: True ) 2026-04-16 14:04:23 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:04:23 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:04:23 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:04:23 INFO deconvolve::::casa+ [ check_pix_val ] tst.model : Value is 0.8709797859191895 at [50, 50, 0, 0] ( Pass : should be 0.8709797859191895 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan .2026-04-16 14:04:23 INFO tclean::::casa ########################################## 2026-04-16 14:04:23 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:04:23 INFO tclean::::casa tclean( vis='refim_eptwochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='mtmfs', scales=[10, 20, 40], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:04:23 WARN tclean::task_tclean::casa For specmode='mfs' and deconvolver='mtmfs', the option of pbcor=True divides each restored Taylor coefficient image by the pb.tt0 image. This correction ignores the frequency-dependence of the primary beam and does not correct for PB spectral index. It is scientifically valid only for small fractional bandwidths. For more accurate wideband primary beam correction (if needed), please use one of the following options : (1) specmode='mvc' with gridder='standard' or 'mosaic' with pbcor=True, (2) conjbeams=True and wbawp=True with gridder='awproject' and pbcor=True. 2026-04-16 14:04:23 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:04:23 INFO SynthesisImagerVi2::selectData MS : refim_eptwochan.ms | [Opened in readonly mode] 2026-04-16 14:04:23 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:04:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:04:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:04:24 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:04:24 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.49999e+09] 2026-04-16 14:04:24 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:04:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0008851 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:04:24 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:04:24 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:04:26 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Hessian Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:26 INFO SIImageStoreMultiTerm::calcSensitivity + [965358, -0.39261 2026-04-16 14:04:26 INFO SIImageStoreMultiTerm::calcSensitivity + -0.39261, 71507.9] 2026-04-16 14:04:26 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Covariance Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:26 INFO SIImageStoreMultiTerm::calcSensitivity + [1.03589e-06, 5.68747e-12 2026-04-16 14:04:26 INFO SIImageStoreMultiTerm::calcSensitivity + 5.68747e-12, 1.39845e-05] 2026-04-16 14:04:26 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor0] Theoretical sensitivity (Jy/bm):0.00101778 2026-04-16 14:04:26 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor1] Theoretical sensitivity (Jy/bm):0.00373958 2026-04-16 14:04:26 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:04:26 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004243 2026-04-16 14:04:26 INFO SIImageStore::printBeamSet Beam : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:04:26 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:04:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:04:28 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.sumwt.tt1', 'tst.residual.tt1', 'tst.sumwt.tt2', 'tst.sumwt.tt0', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0'] 2026-04-16 14:04:28 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:04:23.055258 End time: 2026-04-16 14:04:28.417555 2026-04-16 14:04:28 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:04:28 INFO tclean::::casa ########################################## 2026-04-16 14:04:28 INFO tclean::::casa ########################################## 2026-04-16 14:04:28 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:04:28 INFO tclean::::casa tclean( vis='refim_eptwochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='try1', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='mtmfs', scales=[10, 20, 40], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=6, gain=0.5, threshold=0.0, nsigma=0.0, cycleniter=2, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:04:28 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:04:28 INFO SynthesisImagerVi2::selectData MS : refim_eptwochan.ms | [Opened in readonly mode] 2026-04-16 14:04:28 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:04:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [try1] : 2026-04-16 14:04:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [try1] : 2026-04-16 14:04:29 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:04:29 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.49999e+09] 2026-04-16 14:04:29 INFO SynthesisImagerVi2::defineImage Set Gridding options for [try1] with ftmachine : gridft 2026-04-16 14:04:29 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0008851 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:04:29 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:04:29 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [try1] : mtmfs 2026-04-16 14:04:29 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:04:31 INFO task_tclean::SIImageStoreMultiTerm::calcSensitivity Multi-Term Hessian Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:31 INFO task_tclean::SIImageStoreMultiTerm::calcSensitivity + [965358, -0.39261 2026-04-16 14:04:31 INFO task_tclean::SIImageStoreMultiTerm::calcSensitivity + -0.39261, 71507.9] 2026-04-16 14:04:31 INFO task_tclean::SIImageStoreMultiTerm::calcSensitivity Multi-Term Covariance Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:31 INFO task_tclean::SIImageStoreMultiTerm::calcSensitivity + [1.03589e-06, 5.68747e-12 2026-04-16 14:04:31 INFO task_tclean::SIImageStoreMultiTerm::calcSensitivity + 5.68747e-12, 1.39845e-05] 2026-04-16 14:04:31 INFO task_tclean::SIImageStoreMultiTerm::calcSensitivity [try1][Taylor0] Theoretical sensitivity (Jy/bm):0.00101778 2026-04-16 14:04:31 INFO task_tclean::SIImageStoreMultiTerm::calcSensitivity [try1][Taylor1] Theoretical sensitivity (Jy/bm):0.00373958 2026-04-16 14:04:31 INFO task_tclean::SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:04:31 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004438 2026-04-16 14:04:31 INFO task_tclean::SIImageStore::printBeamSet Beam : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:04:31 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:04:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:04:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.53376 2026-04-16 14:04:34 INFO SynthesisDeconvolver::setupMask [try1] Initializing new mask to 1.0 for the full image 2026-04-16 14:04:34 INFO SynthesisDeconvolver::setupMask [try1] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:04:34 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.53376, over full image : 1.53376 2026-04-16 14:04:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.20007671415805817, 'loopgain': 0.5, 'nsigma': 0.0, 'thresholdreached': False} 2026-04-16 14:04:34 INFO SDAlgorithmBase::deconvolve [try1] Run mtmfs minor-cycle | CycleThreshold=0.200077, CycleNiter=2, Gain=0.5 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [10, 20, 40] 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 1 = 10 pixels with bias = 1 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 2 = 20 pixels with bias = 1 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 3 = 40 pixels with bias = 1 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 100 pixels on each side for minor-cycle updates. 2026-04-16 14:04:34 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [50, 50] 2026-04-16 14:04:34 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 10 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.346094, -0.0278932 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.0278932, 0.0265489] 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 20 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.156584, -0.0152899 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.0152899, 0.0121544] 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 40 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.0574801, -0.00748742 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00748742, 0.00456247] 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 2.90967 2026-04-16 14:04:34 INFO [1] Res: 1.61692 Max: 3.42607 Gain: 0.5 Pos: [46, 55] Scale: 20 Coeffs: 4.21589 -3.6981 2026-04-16 14:04:34 INFO [2] Res: 1.0088 Max: 0.954461 Gain: 0.5 Pos: [44, 57] Scale: 10 Coeffs: 1.50176 -1.42893 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [10]: 0.75088 [20]: 2.10795 [40]: 0 (in this run) 2026-04-16 14:04:34 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 2.85883 [1]: -2.56352 2026-04-16 14:04:34 INFO SDAlgorithmBase::deconvolve [try1] iters=0->2 [2], model=0->2.85882, peakres=1.53376->0.663201, Reached cycleniter. 2026-04-16 14:04:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 2 iterations. 2026-04-16 14:04:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2026-04-16 14:04:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.6632, over full image : 0.6632 2026-04-16 14:04:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.08651326596736908, 'loopgain': 0.5, 'nsigma': 0.0, 'thresholdreached': False} 2026-04-16 14:04:36 INFO SDAlgorithmBase::deconvolve [try1] Run mtmfs minor-cycle | CycleThreshold=0.0865133, CycleNiter=2, Gain=0.5 2026-04-16 14:04:36 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:04:36 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:04:36 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.00879 2026-04-16 14:04:36 INFO [3] Res: 0.70529 Max: 0.575283 Gain: 0.5 Pos: [55, 44] Scale: 20 Coeffs: 1.77236 -1.21047 2026-04-16 14:04:36 INFO [4] Res: 0.514237 Max: 0.17932 Gain: 0.5 Pos: [44, 58] Scale: 10 Coeffs: 0.661539 -0.542851 2026-04-16 14:04:36 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:04:36 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [10]: 1.08165 [20]: 2.99412 [40]: 0 (in this run) 2026-04-16 14:04:36 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 4.07577 [1]: -3.44018 2026-04-16 14:04:36 INFO SDAlgorithmBase::deconvolve [try1] iters=0->2 [2], model=2.85883->4.07577, peakres=0.6632->0.465682, Reached cycleniter. 2026-04-16 14:04:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 4 iterations. 2026-04-16 14:04:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2026-04-16 14:04:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.465681, over full image : 0.465681 2026-04-16 14:04:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.06074727326631546, 'loopgain': 0.5, 'nsigma': 0.0, 'thresholdreached': False} 2026-04-16 14:04:39 INFO SDAlgorithmBase::deconvolve [try1] Run mtmfs minor-cycle | CycleThreshold=0.0607473, CycleNiter=2, Gain=0.5 2026-04-16 14:04:39 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:04:39 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:04:39 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 0.514235 2026-04-16 14:04:39 INFO [5] Res: 0.460694 Max: 0.134976 Gain: 0.5 Pos: [46, 39] Scale: 20 Coeffs: 0.863476 -0.550733 2026-04-16 14:04:39 INFO [6] Res: 0.274723 Max: 0.10372 Gain: 0.5 Pos: [63, 54] Scale: 20 Coeffs: 0.766057 -0.415428 2026-04-16 14:04:39 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:04:39 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [10]: 1.08165 [20]: 3.80889 [40]: 0 (in this run) 2026-04-16 14:04:39 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 4.89054 [1]: -3.92326 2026-04-16 14:04:39 INFO SDAlgorithmBase::deconvolve [try1] iters=0->2 [2], model=4.07578->4.89054, peakres=0.465681->0.437317, Reached cycleniter. 2026-04-16 14:04:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2026-04-16 14:04:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2026-04-16 14:04:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.437317, over full image : 0.437317 2026-04-16 14:04:41 INFO tclean::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:41 INFO tclean::::casa getSummary call: fullsummary=False 2026-04-16 14:04:42 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:04:42 INFO SDAlgorithmBase::restore [try1] : Restoring model image. 2026-04-16 14:04:42 INFO SIImageStore::restore Beam for chan : 0 : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:04:42 INFO SIImageStore::restore Beam for chan : 0 : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:04:42 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.138262 Jy/beam 2026-04-16 14:04:42 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try1.alpha.error 2026-04-16 14:04:42 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:04:42 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try1.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try1.model.tt0) 2026-04-16 14:04:42 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try1.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try1.model.tt1) 2026-04-16 14:04:42 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:04:42 INFO tclean::::casa Searching for images with prefix 'try1'... Found these, writing history into them: ['try1.model.tt1', 'try1.sumwt.tt0', 'try1.psf.tt0', 'try1.sumwt.tt1', 'try1.residual.tt0', 'try1.psf.tt2', 'try1.psf.tt1', 'try1.residual.tt1', 'try1.pb.tt0', 'try1.image.tt0', 'try1.image.tt1', 'try1.alpha.error', 'try1.alpha', 'try1.model.tt0', 'try1.sumwt.tt2', 'try1.mask'] 2026-04-16 14:04:42 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:04:28.446830 End time: 2026-04-16 14:04:42.015975 2026-04-16 14:04:42 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:04:42 INFO tclean::::casa ########################################## 2026-04-16 14:04:42 INFO name:: No table opened. 2026-04-16 14:04:42 INFO showcache:: The Table Cache is empty. 2026-04-16 14:04:42 INFO tclean::::casa ########################################## 2026-04-16 14:04:42 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:04:42 INFO tclean::::casa tclean( vis='refim_eptwochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='try2', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='mtmfs', scales=[10, 20, 40], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:04:42 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:04:42 INFO SynthesisImagerVi2::selectData MS : refim_eptwochan.ms | [Opened in readonly mode] 2026-04-16 14:04:42 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:04:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [try2] : 2026-04-16 14:04:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [try2] : 2026-04-16 14:04:43 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:04:43 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.49999e+09] 2026-04-16 14:04:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [try2] with ftmachine : gridft 2026-04-16 14:04:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0008851 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:04:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:04:43 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:04:45 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Hessian Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:45 INFO SIImageStoreMultiTerm::calcSensitivity + [965358, -0.39261 2026-04-16 14:04:45 INFO SIImageStoreMultiTerm::calcSensitivity + -0.39261, 71507.9] 2026-04-16 14:04:45 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Covariance Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:45 INFO SIImageStoreMultiTerm::calcSensitivity + [1.03589e-06, 5.68747e-12 2026-04-16 14:04:45 INFO SIImageStoreMultiTerm::calcSensitivity + 5.68747e-12, 1.39845e-05] 2026-04-16 14:04:45 INFO SIImageStoreMultiTerm::calcSensitivity [try2][Taylor0] Theoretical sensitivity (Jy/bm):0.00101778 2026-04-16 14:04:45 INFO SIImageStoreMultiTerm::calcSensitivity [try2][Taylor1] Theoretical sensitivity (Jy/bm):0.00373958 2026-04-16 14:04:45 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:04:45 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004501 2026-04-16 14:04:45 INFO SIImageStore::printBeamSet Beam : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:04:45 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:04:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:04:47 INFO tclean::::casa Searching for images with prefix 'try2'... Found these, writing history into them: ['try2.residual.tt0', 'try2.pb.tt0', 'try2.psf.tt0', 'try2.psf.tt1', 'try2.sumwt.tt2', 'try2.psf.tt2', 'try2.sumwt.tt0', 'try2.residual.tt1', 'try2.sumwt.tt1'] 2026-04-16 14:04:47 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:04:42.121441 End time: 2026-04-16 14:04:47.408667 2026-04-16 14:04:47 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:04:47 INFO tclean::::casa ########################################## 2026-04-16 14:04:47 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:47 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:04:47 INFO deconvolve::::casa deconvolve( imagename='try2', startmodel='', deconvolver='mtmfs', scales=[10, 20, 40], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=6, gain=0.5, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:04:47 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:04:47 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [try2] : mtmfs 2026-04-16 14:04:47 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.53376 2026-04-16 14:04:47 INFO SynthesisDeconvolver::setupMask [try2] Initializing new mask to 1.0 for the full image 2026-04-16 14:04:47 INFO SynthesisDeconvolver::setupMask [try2] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:04:47 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.53376, over full image : 1.53376 2026-04-16 14:04:47 INFO SDAlgorithmBase::deconvolve [try2] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=6, Gain=0.5 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [10, 20, 40] 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 1 = 10 pixels with bias = 1 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 2 = 20 pixels with bias = 1 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 3 = 40 pixels with bias = 1 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 100 pixels on each side for minor-cycle updates. 2026-04-16 14:04:48 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [50, 50] 2026-04-16 14:04:48 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 10 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.346094, -0.0278932 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.0278932, 0.0265489] 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 20 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.156584, -0.0152899 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.0152899, 0.0121544] 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 40 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.0574801, -0.00748742 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00748742, 0.00456247] 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 2.90967 2026-04-16 14:04:48 INFO [6] Res: 0.274726 Max: 0.103722 Gain: 0.5 Pos: [63, 54] Scale: 20 Coeffs: 0.766062 -0.415459 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [10]: 1.08165 [20]: 3.8089 [40]: 0 (in this run) 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 4.89055 [1]: -3.92328 2026-04-16 14:04:48 INFO SDAlgorithmBase::deconvolve [try2] iters=0->6 [6], model=0->4.89055, peakres=1.53376->0.437318, Reached cycleniter. 2026-04-16 14:04:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2026-04-16 14:04:48 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.437318, over full image : 0.437318 2026-04-16 14:04:48 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:48 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:04:48 INFO SDAlgorithmBase::restore [try2] : Restoring model image. 2026-04-16 14:04:48 INFO SIImageStore::restore Beam for chan : 0 : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:04:48 INFO SIImageStore::restore Beam for chan : 0 : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:04:48 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.138262 Jy/beam 2026-04-16 14:04:48 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try2.alpha.error 2026-04-16 14:04:48 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:04:48 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try2.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try2.model.tt0) 2026-04-16 14:04:48 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try2.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try2.model.tt1) 2026-04-16 14:04:48 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:04:48 INFO deconvolve::::casa Searching for images with prefix 'try2'... Found these, writing history into them: ['try2.residual.tt0', 'try2.alpha.error', 'try2.model.tt0', 'try2.pb.tt0', 'try2.image.tt0', 'try2.psf.tt0', 'try2.image.tt1', 'try2.mask', 'try2.psf.tt1', 'try2.sumwt.tt2', 'try2.psf.tt2', 'try2.sumwt.tt0', 'try2.residual.tt1', 'try2.model.tt1', 'try2.sumwt.tt1', 'try2.alpha'] 2026-04-16 14:04:48 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:04:47.411839 End time: 2026-04-16 14:04:48.076934 2026-04-16 14:04:48 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:04:48 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:48 INFO name:: No table opened. 2026-04-16 14:04:48 INFO showcache:: The Table Cache is empty. 2026-04-16 14:04:48 INFO tclean::::casa ########################################## 2026-04-16 14:04:48 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:04:48 INFO tclean::::casa tclean( vis='refim_eptwochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='try3', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='mtmfs', scales=[10, 20, 40], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:04:48 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:04:48 INFO SynthesisImagerVi2::selectData MS : refim_eptwochan.ms | [Opened in readonly mode] 2026-04-16 14:04:48 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:04:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [try3] : 2026-04-16 14:04:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [try3] : 2026-04-16 14:04:49 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:04:49 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.49999e+09] 2026-04-16 14:04:49 INFO SynthesisImagerVi2::defineImage Set Gridding options for [try3] with ftmachine : gridft 2026-04-16 14:04:49 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0008851 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:04:49 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:04:49 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:04:52 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Hessian Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:52 INFO SIImageStoreMultiTerm::calcSensitivity + [965358, -0.39261 2026-04-16 14:04:52 INFO SIImageStoreMultiTerm::calcSensitivity + -0.39261, 71507.9] 2026-04-16 14:04:52 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Covariance Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:52 INFO SIImageStoreMultiTerm::calcSensitivity + [1.03589e-06, 5.68747e-12 2026-04-16 14:04:52 INFO SIImageStoreMultiTerm::calcSensitivity + 5.68747e-12, 1.39845e-05] 2026-04-16 14:04:52 INFO SIImageStoreMultiTerm::calcSensitivity [try3][Taylor0] Theoretical sensitivity (Jy/bm):0.00101778 2026-04-16 14:04:52 INFO SIImageStoreMultiTerm::calcSensitivity [try3][Taylor1] Theoretical sensitivity (Jy/bm):0.00373958 2026-04-16 14:04:52 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:04:52 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01004 2026-04-16 14:04:52 INFO SIImageStore::printBeamSet Beam : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:04:52 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:04:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:04:54 INFO tclean::::casa Searching for images with prefix 'try3'... Found these, writing history into them: ['try3.sumwt.tt1', 'try3.psf.tt1', 'try3.sumwt.tt2', 'try3.psf.tt2', 'try3.pb.tt0', 'try3.psf.tt0', 'try3.residual.tt1', 'try3.residual.tt0', 'try3.sumwt.tt0'] 2026-04-16 14:04:54 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:04:48.149311 End time: 2026-04-16 14:04:54.237437 2026-04-16 14:04:54 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:04:54 INFO tclean::::casa ########################################## 2026-04-16 14:04:54 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:54 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:04:54 INFO deconvolve::::casa deconvolve( imagename='try3', startmodel='', deconvolver='mtmfs', scales=[10, 20, 40], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=2, gain=0.5, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:04:54 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:04:54 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [try3] : mtmfs 2026-04-16 14:04:54 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.53376 2026-04-16 14:04:54 INFO SynthesisDeconvolver::setupMask [try3] Initializing new mask to 1.0 for the full image 2026-04-16 14:04:54 INFO SynthesisDeconvolver::setupMask [try3] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:04:54 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.53376, over full image : 1.53376 2026-04-16 14:04:54 INFO SDAlgorithmBase::deconvolve [try3] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=2, Gain=0.5 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [10, 20, 40] 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 1 = 10 pixels with bias = 1 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 2 = 20 pixels with bias = 1 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 3 = 40 pixels with bias = 1 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 100 pixels on each side for minor-cycle updates. 2026-04-16 14:04:54 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [50, 50] 2026-04-16 14:04:54 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 10 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.346094, -0.0278932 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.0278932, 0.0265489] 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 20 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.156584, -0.0152899 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.0152899, 0.0121544] 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 40 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.0574801, -0.00748742 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00748742, 0.00456247] 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 2.90967 2026-04-16 14:04:54 INFO [1] Res: 1.61692 Max: 3.42607 Gain: 0.5 Pos: [46, 55] Scale: 20 Coeffs: 4.21589 -3.6981 2026-04-16 14:04:54 INFO [2] Res: 1.0088 Max: 0.954461 Gain: 0.5 Pos: [44, 57] Scale: 10 Coeffs: 1.50176 -1.42893 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [10]: 0.75088 [20]: 2.10795 [40]: 0 (in this run) 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 2.85883 [1]: -2.56352 2026-04-16 14:04:54 INFO SDAlgorithmBase::deconvolve [try3] iters=0->2 [2], model=0->2.85882, peakres=1.53376->0.663201, Reached cycleniter. 2026-04-16 14:04:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 2 iterations. 2026-04-16 14:04:54 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.663201, over full image : 0.663201 2026-04-16 14:04:54 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:54 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:04:54 INFO SDAlgorithmBase::restore [try3] : Restoring model image. 2026-04-16 14:04:55 INFO SIImageStore::restore Beam for chan : 0 : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:04:55 INFO SIImageStore::restore Beam for chan : 0 : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:04:55 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.198436 Jy/beam 2026-04-16 14:04:55 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try3.alpha.error 2026-04-16 14:04:55 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:04:55 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try3.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try3.model.tt0) 2026-04-16 14:04:55 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try3.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try3.model.tt1) 2026-04-16 14:04:55 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:04:55 INFO deconvolve::::casa Searching for images with prefix 'try3'... Found these, writing history into them: ['try3.model.tt1', 'try3.sumwt.tt1', 'try3.psf.tt1', 'try3.image.tt1', 'try3.sumwt.tt2', 'try3.psf.tt2', 'try3.pb.tt0', 'try3.alpha', 'try3.psf.tt0', 'try3.alpha.error', 'try3.mask', 'try3.model.tt0', 'try3.image.tt0', 'try3.residual.tt1', 'try3.residual.tt0', 'try3.sumwt.tt0'] 2026-04-16 14:04:55 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:04:54.240405 End time: 2026-04-16 14:04:55.072036 2026-04-16 14:04:55 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:04:55 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:55 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:55 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:04:55 INFO deconvolve::::casa deconvolve( imagename='try3', startmodel='', deconvolver='mtmfs', scales=[10, 20, 40], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=2, gain=0.5, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:04:55 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:04:55 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [try3] : mtmfs 2026-04-16 14:04:55 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.663201, over full image : 0.663201 2026-04-16 14:04:55 INFO SynthesisDeconvolver::setupMask [try3] Initializing to existing mask 2026-04-16 14:04:55 INFO SynthesisDeconvolver::setupMask [try3] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:04:55 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.663201, over full image : 0.663201 2026-04-16 14:04:55 INFO SDAlgorithmBase::deconvolve [try3] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=2, Gain=0.5 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [10, 20, 40] 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 1 = 10 pixels with bias = 1 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 2 = 20 pixels with bias = 1 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 3 = 40 pixels with bias = 1 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 100 pixels on each side for minor-cycle updates. 2026-04-16 14:04:55 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [50, 50] 2026-04-16 14:04:55 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 10 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.346094, -0.0278932 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.0278932, 0.0265489] 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 20 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.156584, -0.0152899 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.0152899, 0.0121544] 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 40 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.0574801, -0.00748742 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00748742, 0.00456247] 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.0088 2026-04-16 14:04:55 INFO [1] Res: 0.705293 Max: 0.575287 Gain: 0.5 Pos: [55, 44] Scale: 20 Coeffs: 1.77236 -1.21048 2026-04-16 14:04:55 INFO [2] Res: 0.51424 Max: 0.179322 Gain: 0.5 Pos: [44, 58] Scale: 10 Coeffs: 0.661541 -0.542859 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [10]: 0.330771 [20]: 0.886182 [40]: 0 (in this run) 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 4.07577 [1]: -3.44019 2026-04-16 14:04:55 INFO SDAlgorithmBase::deconvolve [try3] iters=0->2 [2], model=2.85883->4.07578, peakres=0.663201->0.465682, Reached cycleniter. 2026-04-16 14:04:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 2 iterations. 2026-04-16 14:04:55 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.465682, over full image : 0.465682 2026-04-16 14:04:55 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:55 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:04:55 INFO SDAlgorithmBase::restore [try3] : Restoring model image. 2026-04-16 14:04:55 INFO SIImageStore::restore Beam for chan : 0 : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:04:55 INFO SIImageStore::restore Beam for chan : 0 : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:04:55 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.145259 Jy/beam 2026-04-16 14:04:55 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try3.alpha.error 2026-04-16 14:04:55 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:04:55 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try3.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try3.model.tt0) 2026-04-16 14:04:55 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try3.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try3.model.tt1) 2026-04-16 14:04:55 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:04:55 INFO deconvolve::::casa Searching for images with prefix 'try3'... Found these, writing history into them: ['try3.model.tt1', 'try3.sumwt.tt1', 'try3.psf.tt1', 'try3.image.tt1', 'try3.sumwt.tt2', 'try3.psf.tt2', 'try3.pb.tt0', 'try3.alpha', 'try3.psf.tt0', 'try3.alpha.error', 'try3.mask', 'try3.model.tt0', 'try3.image.tt0', 'try3.residual.tt1', 'try3.residual.tt0', 'try3.sumwt.tt0'] 2026-04-16 14:04:56 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:04:55.077365 End time: 2026-04-16 14:04:55.725372 2026-04-16 14:04:56 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:04:56 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:56 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:56 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:04:56 INFO deconvolve::::casa deconvolve( imagename='try3', startmodel='', deconvolver='mtmfs', scales=[10, 20, 40], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=2, gain=0.5, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:04:56 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:04:56 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [try3] : mtmfs 2026-04-16 14:04:56 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.465682, over full image : 0.465682 2026-04-16 14:04:56 INFO SynthesisDeconvolver::setupMask [try3] Initializing to existing mask 2026-04-16 14:04:56 INFO SynthesisDeconvolver::setupMask [try3] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:04:56 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.465682, over full image : 0.465682 2026-04-16 14:04:56 INFO SDAlgorithmBase::deconvolve [try3] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=2, Gain=0.5 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [10, 20, 40] 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 1 = 10 pixels with bias = 1 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 2 = 20 pixels with bias = 1 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 3 = 40 pixels with bias = 1 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 100 pixels on each side for minor-cycle updates. 2026-04-16 14:04:56 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [50, 50] 2026-04-16 14:04:56 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 10 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.346094, -0.0278932 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.0278932, 0.0265489] 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 20 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.156584, -0.0152899 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.0152899, 0.0121544] 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 40 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.0574801, -0.00748742 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00748742, 0.00456247] 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 0.51424 2026-04-16 14:04:56 INFO [1] Res: 0.460694 Max: 0.134979 Gain: 0.5 Pos: [46, 39] Scale: 20 Coeffs: 0.863487 -0.550729 2026-04-16 14:04:56 INFO [2] Res: 0.274726 Max: 0.103722 Gain: 0.5 Pos: [63, 54] Scale: 20 Coeffs: 0.766062 -0.41546 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [10]: 0 [20]: 0.814774 [40]: 0 (in this run) 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 4.89055 [1]: -3.92328 2026-04-16 14:04:56 INFO SDAlgorithmBase::deconvolve [try3] iters=0->2 [2], model=4.07578->4.89055, peakres=0.465682->0.437317, Reached cycleniter. 2026-04-16 14:04:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 2 iterations. 2026-04-16 14:04:56 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.437317, over full image : 0.437317 2026-04-16 14:04:56 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:04:56 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:04:56 INFO SDAlgorithmBase::restore [try3] : Restoring model image. 2026-04-16 14:04:56 INFO SIImageStore::restore Beam for chan : 0 : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:04:56 INFO SIImageStore::restore Beam for chan : 0 : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:04:56 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.138262 Jy/beam 2026-04-16 14:04:56 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try3.alpha.error 2026-04-16 14:04:56 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:04:56 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try3.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try3.model.tt0) 2026-04-16 14:04:56 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try3.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/try3.model.tt1) 2026-04-16 14:04:56 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:04:56 INFO deconvolve::::casa Searching for images with prefix 'try3'... Found these, writing history into them: ['try3.model.tt1', 'try3.sumwt.tt1', 'try3.psf.tt1', 'try3.image.tt1', 'try3.sumwt.tt2', 'try3.psf.tt2', 'try3.pb.tt0', 'try3.alpha', 'try3.psf.tt0', 'try3.alpha.error', 'try3.mask', 'try3.model.tt0', 'try3.image.tt0', 'try3.residual.tt1', 'try3.residual.tt0', 'try3.sumwt.tt0'] 2026-04-16 14:04:56 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:04:55.729238 End time: 2026-04-16 14:04:56.315506 2026-04-16 14:04:56 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:04:56 INFO deconvolve::::casa ########################################## 2026-04-16 14:04:56 INFO name:: No table opened. 2026-04-16 14:04:56 INFO showcache:: The Table Cache is empty. /opt/casa/data/casatestdata/unittest/deconvolve/ refim_eptwochan .2026-04-16 14:04:57 INFO tclean::::casa ########################################## 2026-04-16 14:04:57 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:04:57 INFO tclean::::casa tclean( vis='refim_eptwochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='mtmfs', scales=[10, 20, 40], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:04:57 WARN tclean::task_tclean::casa For specmode='mfs' and deconvolver='mtmfs', the option of pbcor=True divides each restored Taylor coefficient image by the pb.tt0 image. This correction ignores the frequency-dependence of the primary beam and does not correct for PB spectral index. It is scientifically valid only for small fractional bandwidths. For more accurate wideband primary beam correction (if needed), please use one of the following options : (1) specmode='mvc' with gridder='standard' or 'mosaic' with pbcor=True, (2) conjbeams=True and wbawp=True with gridder='awproject' and pbcor=True. 2026-04-16 14:04:57 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:04:57 INFO SynthesisImagerVi2::selectData MS : refim_eptwochan.ms | [Opened in readonly mode] 2026-04-16 14:04:57 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:04:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:04:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:04:57 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:04:57 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.49999e+09] 2026-04-16 14:04:57 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:04:57 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0008851 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:04:57 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:04:57 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:05:00 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Hessian Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:05:00 INFO SIImageStoreMultiTerm::calcSensitivity + [965358, -0.39261 2026-04-16 14:05:00 INFO SIImageStoreMultiTerm::calcSensitivity + -0.39261, 71507.9] 2026-04-16 14:05:00 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Covariance Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:05:00 INFO SIImageStoreMultiTerm::calcSensitivity + [1.03589e-06, 5.68747e-12 2026-04-16 14:05:00 INFO SIImageStoreMultiTerm::calcSensitivity + 5.68747e-12, 1.39845e-05] 2026-04-16 14:05:00 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor0] Theoretical sensitivity (Jy/bm):0.00101778 2026-04-16 14:05:00 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor1] Theoretical sensitivity (Jy/bm):0.00373958 2026-04-16 14:05:00 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:05:00 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009668 2026-04-16 14:05:00 INFO SIImageStore::printBeamSet Beam : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:05:00 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:05:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:05:02 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.sumwt.tt1', 'tst.residual.tt1', 'tst.sumwt.tt2', 'tst.sumwt.tt0', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0'] 2026-04-16 14:05:02 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:04:56.577791 End time: 2026-04-16 14:05:02.136669 2026-04-16 14:05:02 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:05:02 INFO tclean::::casa ########################################## 2026-04-16 14:05:02 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:02 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:02 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[10, 20, 40], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=400, gain=0.1, threshold='1mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:02 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:02 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:05:02 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.53376 2026-04-16 14:05:02 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:05:02 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:05:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.53376, over full image : 1.53376 2026-04-16 14:05:02 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0.001, CycleNiter=400, Gain=0.1 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [10, 20, 40] 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 1 = 10 pixels with bias = 1 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 2 = 20 pixels with bias = 1 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 3 = 40 pixels with bias = 1 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 100 pixels on each side for minor-cycle updates. 2026-04-16 14:05:02 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [50, 50] 2026-04-16 14:05:02 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 10 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.346094, -0.0278932 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.0278932, 0.0265489] 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 20 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.156584, -0.0152899 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.0152899, 0.0121544] 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 40 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.0574801, -0.00748742 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00748742, 0.00456247] 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:05:02 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 2.90967 2026-04-16 14:05:02 INFO [20] Res: 0.662005 Max: 0.189563 Gain: 0.1 Pos: [50, 41] Scale: 20 Coeffs: 1.01593 -0.705145 2026-04-16 14:05:02 INFO [40] Res: 0.288613 Max: 0.0320375 Gain: 0.1 Pos: [38, 40] Scale: 20 Coeffs: 0.424269 -0.242009 2026-04-16 14:05:02 INFO [60] Res: 0.161846 Max: 0.00940168 Gain: 0.1 Pos: [48, 52] Scale: 10 Coeffs: -0.139674 0.201595 2026-04-16 14:05:02 INFO [80] Res: 0.12348 Max: 0.00571132 Gain: 0.1 Pos: [0, 0] Scale: 10 Coeffs: -0.106274 0.171823 2026-04-16 14:05:03 INFO [100] Res: 0.106776 Max: 0.00402261 Gain: 0.1 Pos: [46, 51] Scale: 10 Coeffs: -0.0937317 0.117588 2026-04-16 14:05:03 INFO [120] Res: 0.0950935 Max: 0.00318662 Gain: 0.1 Pos: [45, 36] Scale: 20 Coeffs: 0.1406 -0.0200752 2026-04-16 14:05:03 INFO [140] Res: 0.0899346 Max: 0.00291375 Gain: 0.1 Pos: [39, 62] Scale: 10 Coeffs: -0.09191 -0.00194395 2026-04-16 14:05:03 INFO [160] Res: 0.0849885 Max: 0.00261359 Gain: 0.1 Pos: [44, 57] Scale: 10 Coeffs: 0.0810716 -0.0563088 2026-04-16 14:05:03 INFO [180] Res: 0.0821128 Max: 0.00230125 Gain: 0.1 Pos: [43, 51] Scale: 10 Coeffs: -0.0733828 0.0726481 2026-04-16 14:05:03 INFO [200] Res: 0.0786445 Max: 0.00211162 Gain: 0.1 Pos: [44, 57] Scale: 10 Coeffs: 0.0729947 -0.0496387 2026-04-16 14:05:03 INFO [220] Res: 0.0725674 Max: 0.00186962 Gain: 0.1 Pos: [52, 33] Scale: 20 Coeffs: 0.103891 -0.0477857 2026-04-16 14:05:03 INFO [240] Res: 0.0718512 Max: 0.00175676 Gain: 0.1 Pos: [44, 57] Scale: 10 Coeffs: 0.0664067 -0.0466404 2026-04-16 14:05:03 INFO [260] Res: 0.0679901 Max: 0.00172509 Gain: 0.1 Pos: [44, 57] Scale: 10 Coeffs: 0.0657839 -0.0463866 2026-04-16 14:05:03 INFO [280] Res: 0.0662491 Max: 0.00146465 Gain: 0.1 Pos: [29, 53] Scale: 10 Coeffs: 0.0623388 -0.028301 2026-04-16 14:05:03 INFO [300] Res: 0.0649558 Max: 0.00135465 Gain: 0.1 Pos: [44, 57] Scale: 10 Coeffs: 0.0584088 -0.0402054 2026-04-16 14:05:03 INFO [320] Res: 0.0606499 Max: 0.00126844 Gain: 0.1 Pos: [42, 52] Scale: 10 Coeffs: -0.0570936 0.0342599 2026-04-16 14:05:03 INFO [340] Res: 0.0583845 Max: 0.00122173 Gain: 0.1 Pos: [42, 52] Scale: 10 Coeffs: -0.0558258 0.0353195 2026-04-16 14:05:03 INFO [360] Res: 0.0564532 Max: 0.00115064 Gain: 0.1 Pos: [49, 60] Scale: 10 Coeffs: -0.0549673 0.0276205 2026-04-16 14:05:03 INFO [380] Res: 0.0537281 Max: 0.00107987 Gain: 0.1 Pos: [51, 69] Scale: 10 Coeffs: 0.0542529 -0.0175218 2026-04-16 14:05:03 INFO [400] Res: 0.0525093 Max: 0.00103242 Gain: 0.1 Pos: [99, 10] Scale: 10 Coeffs: -0.0460186 0.0683487 2026-04-16 14:05:03 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:05:03 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [10]: 1.02691 [20]: 4.49155 [40]: 0 (in this run) 2026-04-16 14:05:03 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 5.51845 [1]: -3.66145 2026-04-16 14:05:03 INFO SDAlgorithmBase::deconvolve [tst] iters=0->400 [400], model=0->5.64244, peakres=1.53376->0.277934, Reached cycleniter. 2026-04-16 14:05:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 400 iterations. 2026-04-16 14:05:03 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.277934, over full image : 0.277934 2026-04-16 14:05:03 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:05:03 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:05:03 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:05:03 INFO SIImageStore::restore Beam for chan : 0 : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:05:03 INFO SIImageStore::restore Beam for chan : 0 : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:05:03 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.0928478 Jy/beam 2026-04-16 14:05:03 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.alpha.error 2026-04-16 14:05:03 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:05:03 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:05:03 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:05:03 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:05:03 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.pb.tt0', 'tst.psf.tt1', 'tst.sumwt.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.alpha.error', 'tst.sumwt.tt2', 'tst.sumwt.tt0', 'tst.psf.tt2', 'tst.alpha', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:05:04 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:02.166156 End time: 2026-04-16 14:05:03.633483 2026-04-16 14:05:04 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:04 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:04 INFO name:: No table opened. 2026-04-16 14:05:04 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:04 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:04 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:04 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[10, 20, 40], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=200, gain=0.1, threshold='1mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:04 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:04 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:05:04 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:05:04 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.53376 2026-04-16 14:05:04 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:05:04 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:05:04 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.53376, over full image : 1.53376 2026-04-16 14:05:04 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0.001, CycleNiter=200, Gain=0.1 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [10, 20, 40] 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 1 = 10 pixels with bias = 1 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 2 = 20 pixels with bias = 1 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 3 = 40 pixels with bias = 1 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 100 pixels on each side for minor-cycle updates. 2026-04-16 14:05:04 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [50, 50] 2026-04-16 14:05:04 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 10 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.346094, -0.0278932 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.0278932, 0.0265489] 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 20 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.156584, -0.0152899 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.0152899, 0.0121544] 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 40 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.0574801, -0.00748742 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00748742, 0.00456247] 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 2.90967 2026-04-16 14:05:04 INFO [20] Res: 0.662005 Max: 0.189563 Gain: 0.1 Pos: [50, 41] Scale: 20 Coeffs: 1.01593 -0.705145 2026-04-16 14:05:04 INFO [40] Res: 0.288613 Max: 0.0320375 Gain: 0.1 Pos: [38, 40] Scale: 20 Coeffs: 0.424269 -0.242009 2026-04-16 14:05:04 INFO [60] Res: 0.161846 Max: 0.00940168 Gain: 0.1 Pos: [48, 52] Scale: 10 Coeffs: -0.139674 0.201595 2026-04-16 14:05:04 INFO [80] Res: 0.12348 Max: 0.00571132 Gain: 0.1 Pos: [0, 0] Scale: 10 Coeffs: -0.106274 0.171823 2026-04-16 14:05:04 INFO [100] Res: 0.106776 Max: 0.00402261 Gain: 0.1 Pos: [46, 51] Scale: 10 Coeffs: -0.0937317 0.117588 2026-04-16 14:05:04 INFO [120] Res: 0.0950935 Max: 0.00318662 Gain: 0.1 Pos: [45, 36] Scale: 20 Coeffs: 0.1406 -0.0200752 2026-04-16 14:05:04 INFO [140] Res: 0.0899346 Max: 0.00291375 Gain: 0.1 Pos: [39, 62] Scale: 10 Coeffs: -0.09191 -0.00194395 2026-04-16 14:05:04 INFO [160] Res: 0.0849885 Max: 0.00261359 Gain: 0.1 Pos: [44, 57] Scale: 10 Coeffs: 0.0810716 -0.0563088 2026-04-16 14:05:04 INFO [180] Res: 0.0821128 Max: 0.00230125 Gain: 0.1 Pos: [43, 51] Scale: 10 Coeffs: -0.0733828 0.0726481 2026-04-16 14:05:04 INFO [200] Res: 0.0786445 Max: 0.00211162 Gain: 0.1 Pos: [44, 57] Scale: 10 Coeffs: 0.0729947 -0.0496387 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [10]: 1.09512 [20]: 4.44899 [40]: 0 (in this run) 2026-04-16 14:05:04 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 5.5441 [1]: -3.8583 2026-04-16 14:05:04 INFO SDAlgorithmBase::deconvolve [tst] iters=0->200 [200], model=0->5.61685, peakres=1.53376->0.313619, Reached cycleniter. 2026-04-16 14:05:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 200 iterations. 2026-04-16 14:05:04 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.313619, over full image : 0.313619 2026-04-16 14:05:04 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:05:04 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.model.tt0'] 2026-04-16 14:05:04 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:03.775919 End time: 2026-04-16 14:05:04.470258 2026-04-16 14:05:04 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:04 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:05 INFO name:: No table opened. 2026-04-16 14:05:05 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:05 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:05 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:05 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[10, 20, 40], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=200, gain=0.1, threshold='1mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:05 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:05 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:05:05 INFO task_deconvolve::SIImageStoreMultiTerm::Open existing Images SumWt.ttx do not exist. Proceeding only with PSFs 2026-04-16 14:05:05 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.313619, over full image : 0.313619 2026-04-16 14:05:05 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:05:05 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:05:05 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.313619, over full image : 0.313619 2026-04-16 14:05:05 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0.001, CycleNiter=200, Gain=0.1 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [10, 20, 40] 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 1 = 10 pixels with bias = 1 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 2 = 20 pixels with bias = 1 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::setupScaleFunctions scale 3 = 40 pixels with bias = 1 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 100 pixels on each side for minor-cycle updates. 2026-04-16 14:05:05 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [50, 50] 2026-04-16 14:05:05 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 10 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.346094, -0.0278932 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.0278932, 0.0265489] 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 20 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.156584, -0.0152899 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.0152899, 0.0121544] 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 40 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::computeHessianPeak + [0.0574801, -0.00748742 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00748742, 0.00456247] 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 0.0848518 2026-04-16 14:05:05 INFO [20] Res: 0.0743339 Max: 0.00204138 Gain: 0.1 Pos: [44, 57] Scale: 10 Coeffs: 0.0718756 -0.0479676 2026-04-16 14:05:05 INFO [40] Res: 0.0704595 Max: 0.00175831 Gain: 0.1 Pos: [59, 57] Scale: 10 Coeffs: 0.0696051 -0.0186236 2026-04-16 14:05:05 INFO [60] Res: 0.0680502 Max: 0.00164418 Gain: 0.1 Pos: [44, 57] Scale: 10 Coeffs: 0.0643041 -0.0446455 2026-04-16 14:05:05 INFO [80] Res: 0.0653182 Max: 0.00151613 Gain: 0.1 Pos: [57, 63] Scale: 10 Coeffs: 0.0663278 0.00177185 2026-04-16 14:05:05 INFO [100] Res: 0.0626971 Max: 0.00139525 Gain: 0.1 Pos: [58, 57] Scale: 10 Coeffs: 0.0628576 -0.00750253 2026-04-16 14:05:05 INFO [120] Res: 0.0603928 Max: 0.00134574 Gain: 0.1 Pos: [44, 57] Scale: 10 Coeffs: 0.0580949 -0.04103 2026-04-16 14:05:05 INFO [140] Res: 0.0577056 Max: 0.00124172 Gain: 0.1 Pos: [50, 57] Scale: 10 Coeffs: -0.0550425 0.0452237 2026-04-16 14:05:05 INFO [160] Res: 0.054975 Max: 0.00115368 Gain: 0.1 Pos: [50, 58] Scale: 10 Coeffs: -0.053412 0.0409097 2026-04-16 14:05:05 INFO [180] Res: 0.0537068 Max: 0.00101233 Gain: 0.1 Pos: [38, 59] Scale: 10 Coeffs: -0.05083 0.0320449 2026-04-16 14:05:05 INFO [200] Res: 0.0512493 Max: 0.000993864 Gain: 0.1 Pos: [57, 56] Scale: 10 Coeffs: 0.0542211 0.00843576 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [10]: 0.211375 [20]: 0.0534502 [40]: 0 (in this run) 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 5.88167 [1]: -4.12454 2026-04-16 14:05:05 INFO SDAlgorithmBase::deconvolve [tst] iters=0->200 [200], model=5.61684->5.79198, peakres=0.313619->0.279934, Reached cycleniter. 2026-04-16 14:05:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 200 iterations. 2026-04-16 14:05:05 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.279934, over full image : 0.279934 2026-04-16 14:05:05 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:05:05 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:05:05 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:05:05 INFO SIImageStore::restore Beam for chan : 0 : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:05:05 INFO SIImageStore::restore Beam for chan : 0 : 51.7145 arcsec, 48.0668 arcsec, -88.7307 deg 2026-04-16 14:05:05 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.0933139 Jy/beam 2026-04-16 14:05:05 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.alpha.error 2026-04-16 14:05:05 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:05:05 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:05:05 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:05:05 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:05:05 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.pb.tt0', 'tst.psf.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.alpha.error', 'tst.psf.tt2', 'tst.alpha', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:05:06 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:04.509140 End time: 2026-04-16 14:05:05.553013 2026-04-16 14:05:06 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:06 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:06 INFO name:: No table opened. 2026-04-16 14:05:06 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:06 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:06 INFO deconvolve::::casa+ [ check_val ] iterdone is 400 ( Pass : should be 400, Exact: True ) 2026-04-16 14:05:06 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf.tt0', 'tst.psf.tt1', 'tst.psf.tt2', 'tst.residual.tt0', 'tst.residual.tt1', 'tst.image.tt0', 'tst.image.tt1'] = [True, True, True, True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:05:06 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:05:06 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:05:06 INFO deconvolve::::casa+ [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:06 INFO deconvolve::::casa+ [ check_val ] iterdone is 200 ( Pass : should be 200, Exact: True ) 2026-04-16 14:05:06 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf.tt0', 'tst.psf.tt1', 'tst.psf.tt2', 'tst.residual.tt0', 'tst.residual.tt1'] = [True, True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:05:06 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:05:06 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:05:06 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image.tt0', 'tst.image.tt1'] = [False, False] ( Pass : should all be False ) 2026-04-16 14:05:06 INFO deconvolve::::casa+ [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:06 INFO deconvolve::::casa+ [ check_val ] peak res is 0.2799340486526489 ( Pass : should be 0.27793389558792114, Epsilon: 0.05) 2026-04-16 14:05:06 INFO deconvolve::::casa+ [ check_val ] mod flux is 5.791980743408203 ( Pass : should be 5.642439842224121, Epsilon: 0.05) 2026-04-16 14:05:06 INFO deconvolve::::casa+ [ check_val ] iterdone is 200 ( Pass : should be 200, Exact: True ) 2026-04-16 14:05:06 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf.tt0', 'tst.psf.tt1', 'tst.psf.tt2', 'tst.residual.tt0', 'tst.residual.tt1', 'tst.image.tt0', 'tst.image.tt1'] = [True, True, True, True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:05:06 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:05:06 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:05:06 INFO deconvolve::::casa+ [ check_pix_val ] tst.model.tt0 : Value is 0.00575259979814291 at [50, 50, 0, 0] ( Pass : should be 0.005645871162414551 , Epsilon: 0.05) 2026-04-16 14:05:06 INFO deconvolve::::casa+ [ check_pix_val ] tst.model.tt1 : Value is -0.0035762907937169075 at [50, 50, 0, 0] ( Pass : should be -0.003460134146735072 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_eptwochan .2026-04-16 14:05:06 INFO tclean::::casa ########################################## 2026-04-16 14:05:06 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:05:06 INFO tclean::::casa tclean( vis='refim_eptwochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=200, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='multiscale', scales=[0, 20, 40, 100], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold='1mJy', nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:05:06 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:05:06 INFO SynthesisImagerVi2::selectData MS : refim_eptwochan.ms | [Opened in readonly mode] 2026-04-16 14:05:06 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:05:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:05:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:05:06 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:05:06 INFO SynthesisImagerVi2::defineImage Shape: [200, 200, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.49999e+09] 2026-04-16 14:05:06 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:05:06 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.002124 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:05:06 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:05:06 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:05:07 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00101778 2026-04-16 14:05:07 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004565 2026-04-16 14:05:07 INFO SIImageStore::printBeamSet Beam : 51.7145 arcsec, 48.0668 arcsec, -88.7305 deg 2026-04-16 14:05:07 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:05:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:05:09 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:05:09 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:05:05.736370 End time: 2026-04-16 14:05:09.235445 2026-04-16 14:05:09 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:05:09 INFO tclean::::casa ########################################## 2026-04-16 14:05:09 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:09 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:09 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='multiscale', scales=[0, 20, 40, 100], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=10, gain=0.1, threshold='1mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:09 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:09 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : multiscale 2026-04-16 14:05:09 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.53377 2026-04-16 14:05:09 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:05:09 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 40000 out of a total of 40000 pixels. [ 100 % ] 2026-04-16 14:05:09 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.53377, over full image : 1.53377 2026-04-16 14:05:09 INFO SDAlgorithmBase::deconvolve [tst] Run multiscale minor-cycle | CycleThreshold=0.001, CycleNiter=10, Gain=0.1 2026-04-16 14:05:09 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [100, 100] 2026-04-16 14:05:09 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 0 2026-04-16 14:05:09 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 1 2026-04-16 14:05:09 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 2 2026-04-16 14:05:09 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 3 2026-04-16 14:05:09 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 0 2026-04-16 14:05:09 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 1 2026-04-16 14:05:09 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 2 2026-04-16 14:05:09 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 3 2026-04-16 14:05:09 INFO MatrixCleaner::clean() scale 1 = 0 pixels with bias = 1 2026-04-16 14:05:09 INFO MatrixCleaner::clean() scale 2 = 20 pixels with bias = 1 2026-04-16 14:05:09 INFO MatrixCleaner::clean() scale 3 = 40 pixels with bias = 1 2026-04-16 14:05:09 INFO MatrixCleaner::clean() scale 4 = 100 pixels with bias = 1 2026-04-16 14:05:09 INFO MatrixCleaner::clean() Cleaning using given mask 2026-04-16 14:05:09 INFO MatrixCleaner::clean() Cleaning pixels with mask values above 0.9 2026-04-16 14:05:09 INFO MatrixCleaner::clean() Starting iteration 2026-04-16 14:05:09 INFO MatrixCleaner::clean() Initial maximum residual is 7.65875 within the mask 2026-04-16 14:05:09 INFO MatrixCleaner::clean() iteration MaximumResidual CleanedFlux 2026-04-16 14:05:09 INFO MatrixCleaner::clean() 1 7.65875 0.765875 2026-04-16 14:05:09 INFO MatrixCleaner::clean() 2 4.1849 1.18436 2026-04-16 14:05:09 INFO MatrixCleaner::clean() 3 6.30922 1.81529 2026-04-16 14:05:09 INFO MatrixCleaner::clean() 4 3.4434 2.15963 2026-04-16 14:05:09 INFO MatrixCleaner::clean() 5 5.19991 2.67962 2026-04-16 14:05:09 INFO MatrixCleaner::clean() 6 1.20222 2.79984 2026-04-16 14:05:09 INFO MatrixCleaner::clean() 7 1.082 2.90804 2026-04-16 14:05:09 INFO MatrixCleaner::clean() 8 4.34981 3.34302 2026-04-16 14:05:09 INFO MatrixCleaner::clean() 9 0.947751 3.4378 2026-04-16 14:05:09 INFO MatrixCleaner::clean() 10 3.78307 3.8161 2026-04-16 14:05:09 INFO MatrixCleaner::clean() 0 0.323197 2026-04-16 14:05:09 INFO MatrixCleaner::clean() 1 0.76283 2026-04-16 14:05:09 INFO MatrixCleaner::clean() 2 2.73008 2026-04-16 14:05:09 INFO MatrixCleaner::clean() 3 0 2026-04-16 14:05:09 INFO MatrixCleaner::clean() Failed to reach stopping threshold 2026-04-16 14:05:09 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->3.8161, peakres=1.53377->0.822746, Reached cycleniter. 2026-04-16 14:05:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:05:10 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.822746, over full image : 0.822746 2026-04-16 14:05:10 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:05:10 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:05:10 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:09.239193 End time: 2026-04-16 14:05:09.607308 2026-04-16 14:05:10 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:10 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:10 INFO name:: No table opened. 2026-04-16 14:05:10 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:10 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:10 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:10 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:10 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:10 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:05:10 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.822746, over full image : 0.822746 2026-04-16 14:05:10 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:05:10 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 40000 out of a total of 40000 pixels. [ 100 % ] 2026-04-16 14:05:10 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.822746, over full image : 0.822746 2026-04-16 14:05:10 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:05:10 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=3.8161->4.39505, peakres=0.822746->0.28281, Reached cycleniter. 2026-04-16 14:05:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:05:10 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.28281, over full image : 0.28281 2026-04-16 14:05:10 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:05:10 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:05:10 INFO SIImageStore::restore Beam for chan : 0 : 51.7145 arcsec, 48.0668 arcsec, -88.7305 deg 2026-04-16 14:05:10 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:05:10 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:09.647089 End time: 2026-04-16 14:05:09.968118 2026-04-16 14:05:10 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:10 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:10 INFO name:: No table opened. 2026-04-16 14:05:10 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:10 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:10 INFO deconvolve::::casa+ [ check_val ] peak res is 0.8227455019950867 ( Pass : should be 0.822, Epsilon: 0.05) 2026-04-16 14:05:10 INFO deconvolve::::casa+ [ check_val ] mod flux is 3.816101551055908 ( Pass : should be 3.816, Epsilon: 0.05) 2026-04-16 14:05:10 INFO deconvolve::::casa+ [ check_val ] iterdone is 10 ( Pass : should be 10, Exact: True ) 2026-04-16 14:05:10 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.model'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:05:10 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:05:10 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:05:10 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [False] ( Pass : should all be False ) 2026-04-16 14:05:10 INFO deconvolve::::casa+ [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:10 INFO deconvolve::::casa+ [ check_val ] peak res is 0.2828103303909302 ( Pass : should be 0.283, Epsilon: 0.05) 2026-04-16 14:05:10 INFO deconvolve::::casa+ [ check_val ] mod flux is 4.395053863525391 ( Pass : should be 4.395, Epsilon: 0.05) 2026-04-16 14:05:10 INFO deconvolve::::casa+ [ check_val ] iterdone is 10 ( Pass : should be 10, Exact: True ) 2026-04-16 14:05:10 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image', 'tst.model'] = [True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:05:10 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:05:10 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:05:10 INFO deconvolve::::casa+ [ check_pix_val ] tst.model : Value is 0.4533098042011261 at [94, 107, 0, 0] ( Pass : should be 0.453 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_eptwochan .2026-04-16 14:05:10 INFO tclean::::casa ########################################## 2026-04-16 14:05:10 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:05:10 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='multiscale', scales=[10, 20, 40, 100], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:05:10 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:05:10 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:05:10 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:05:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:05:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:05:11 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:05:11 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:05:11 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:05:11 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:05:11 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:05:11 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:05:12 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:05:12 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004087 2026-04-16 14:05:12 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:05:12 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:05:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:05:14 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:05:14 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:05:10.132440 End time: 2026-04-16 14:05:13.738985 2026-04-16 14:05:14 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:05:14 INFO tclean::::casa ########################################## 2026-04-16 14:05:14 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:14 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:14 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='multiscale', scales=[10, 20, 40, 100], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=400, gain=0.1, threshold='1mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:14 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:14 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : multiscale 2026-04-16 14:05:14 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:05:14 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:05:14 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:05:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:05:14 INFO SDAlgorithmBase::deconvolve [tst] Run multiscale minor-cycle | CycleThreshold=0.001, CycleNiter=400, Gain=0.1 2026-04-16 14:05:14 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [50, 50] 2026-04-16 14:05:14 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 0 2026-04-16 14:05:14 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 1 2026-04-16 14:05:14 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 2 2026-04-16 14:05:14 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 3 2026-04-16 14:05:14 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 0 2026-04-16 14:05:14 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 1 2026-04-16 14:05:14 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 2 2026-04-16 14:05:14 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 3 2026-04-16 14:05:14 INFO MatrixCleaner::clean() scale 1 = 10 pixels with bias = 1 2026-04-16 14:05:14 INFO MatrixCleaner::clean() scale 2 = 20 pixels with bias = 1 2026-04-16 14:05:14 INFO MatrixCleaner::clean() scale 3 = 40 pixels with bias = 1 2026-04-16 14:05:14 INFO MatrixCleaner::clean() scale 4 = 100 pixels with bias = 1 2026-04-16 14:05:14 INFO MatrixCleaner::clean() Cleaning using given mask 2026-04-16 14:05:14 INFO MatrixCleaner::clean() Cleaning pixels with mask values above 0.9 2026-04-16 14:05:14 INFO MatrixCleaner::clean() Starting iteration 2026-04-16 14:05:14 INFO MatrixCleaner::clean() Initial maximum residual is 1.67991 within the mask 2026-04-16 14:05:14 INFO MatrixCleaner::clean() iteration MaximumResidual CleanedFlux 2026-04-16 14:05:14 INFO MatrixCleaner::clean() 40 0.128372 1.48834 2026-04-16 14:05:14 INFO MatrixCleaner::clean() 80 -0.0997368 1.37262 2026-04-16 14:05:14 INFO MatrixCleaner::clean() 120 0.0733635 1.30431 2026-04-16 14:05:14 INFO MatrixCleaner::clean() 160 0.0590362 1.25033 2026-04-16 14:05:14 INFO MatrixCleaner::clean() 200 0.0485692 1.2163 2026-04-16 14:05:14 INFO MatrixCleaner::clean() 240 0.0449839 1.22516 2026-04-16 14:05:14 INFO MatrixCleaner::clean() 280 -0.0405915 1.2344 2026-04-16 14:05:14 INFO MatrixCleaner::clean() 320 0.0387786 1.2503 2026-04-16 14:05:14 INFO MatrixCleaner::clean() 360 -0.0368591 1.25743 2026-04-16 14:05:14 INFO MatrixCleaner::clean() 400 0.0337952 1.271 2026-04-16 14:05:14 INFO MatrixCleaner::clean() 0 1.271 2026-04-16 14:05:14 INFO MatrixCleaner::clean() 1 0 2026-04-16 14:05:14 INFO MatrixCleaner::clean() 2 0 2026-04-16 14:05:14 INFO MatrixCleaner::clean() 3 0 2026-04-16 14:05:14 INFO MatrixCleaner::clean() Failed to reach stopping threshold 2026-04-16 14:05:14 INFO SDAlgorithmBase::deconvolve [tst] iters=0->400 [400], model=0->1.271, peakres=1.12501->0.245533, Reached cycleniter. 2026-04-16 14:05:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 400 iterations. 2026-04-16 14:05:14 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.245533, over full image : 0.245533 2026-04-16 14:05:14 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:05:14 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:05:14 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:05:14 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:05:14 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:13.756315 End time: 2026-04-16 14:05:14.266883 2026-04-16 14:05:14 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:14 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:14 INFO name:: No table opened. 2026-04-16 14:05:14 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:14 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:14 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:14 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='multiscale', scales=[10, 20, 40, 100], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=200, gain=0.1, threshold='1mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:14 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:14 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : multiscale 2026-04-16 14:05:14 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:05:14 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:05:14 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:05:14 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:05:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:05:14 INFO SDAlgorithmBase::deconvolve [tst] Run multiscale minor-cycle | CycleThreshold=0.001, CycleNiter=200, Gain=0.1 2026-04-16 14:05:14 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [50, 50] 2026-04-16 14:05:15 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 0 2026-04-16 14:05:15 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 1 2026-04-16 14:05:15 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 2 2026-04-16 14:05:15 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 3 2026-04-16 14:05:15 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 0 2026-04-16 14:05:15 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 1 2026-04-16 14:05:15 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 2 2026-04-16 14:05:15 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 3 2026-04-16 14:05:15 INFO MatrixCleaner::clean() scale 1 = 10 pixels with bias = 1 2026-04-16 14:05:15 INFO MatrixCleaner::clean() scale 2 = 20 pixels with bias = 1 2026-04-16 14:05:15 INFO MatrixCleaner::clean() scale 3 = 40 pixels with bias = 1 2026-04-16 14:05:15 INFO MatrixCleaner::clean() scale 4 = 100 pixels with bias = 1 2026-04-16 14:05:15 INFO MatrixCleaner::clean() Cleaning using given mask 2026-04-16 14:05:15 INFO MatrixCleaner::clean() Cleaning pixels with mask values above 0.9 2026-04-16 14:05:15 INFO MatrixCleaner::clean() Starting iteration 2026-04-16 14:05:15 INFO MatrixCleaner::clean() Initial maximum residual is 1.67991 within the mask 2026-04-16 14:05:15 INFO MatrixCleaner::clean() iteration MaximumResidual CleanedFlux 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 20 0.226931 1.47567 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 40 0.128372 1.48834 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 60 -0.111975 1.41487 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 80 -0.0997368 1.37262 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 100 0.0852441 1.33619 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 120 0.0733635 1.30431 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 140 0.0653369 1.27552 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 160 0.0590362 1.25033 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 180 0.0546833 1.22696 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 200 0.0485692 1.2163 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 0 1.2163 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 1 0 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 2 0 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 3 0 2026-04-16 14:05:15 INFO MatrixCleaner::clean() Failed to reach stopping threshold 2026-04-16 14:05:15 INFO SDAlgorithmBase::deconvolve [tst] iters=0->200 [200], model=0->1.2163, peakres=1.12501->0.270733, Reached cycleniter. 2026-04-16 14:05:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 200 iterations. 2026-04-16 14:05:15 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.270733, over full image : 0.270733 2026-04-16 14:05:15 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:05:15 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:05:15 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:14.340062 End time: 2026-04-16 14:05:14.682662 2026-04-16 14:05:15 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:15 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:15 INFO name:: No table opened. 2026-04-16 14:05:15 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:15 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:15 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:15 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='multiscale', scales=[10, 20, 40, 100], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=200, gain=0.1, threshold='1mJy', nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:15 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:15 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : multiscale 2026-04-16 14:05:15 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:05:15 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.270733, over full image : 0.270733 2026-04-16 14:05:15 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:05:15 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:05:15 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.270733, over full image : 0.270733 2026-04-16 14:05:15 INFO SDAlgorithmBase::deconvolve [tst] Run multiscale minor-cycle | CycleThreshold=0.001, CycleNiter=200, Gain=0.1 2026-04-16 14:05:15 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [50, 50] 2026-04-16 14:05:15 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 0 2026-04-16 14:05:15 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 1 2026-04-16 14:05:15 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 2 2026-04-16 14:05:15 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 3 2026-04-16 14:05:15 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 0 2026-04-16 14:05:15 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 1 2026-04-16 14:05:15 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 2 2026-04-16 14:05:15 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 3 2026-04-16 14:05:15 INFO MatrixCleaner::clean() scale 1 = 10 pixels with bias = 1 2026-04-16 14:05:15 INFO MatrixCleaner::clean() scale 2 = 20 pixels with bias = 1 2026-04-16 14:05:15 INFO MatrixCleaner::clean() scale 3 = 40 pixels with bias = 1 2026-04-16 14:05:15 INFO MatrixCleaner::clean() scale 4 = 100 pixels with bias = 1 2026-04-16 14:05:15 INFO MatrixCleaner::clean() Cleaning using given mask 2026-04-16 14:05:15 INFO MatrixCleaner::clean() Cleaning pixels with mask values above 0.9 2026-04-16 14:05:15 INFO MatrixCleaner::clean() Starting iteration 2026-04-16 14:05:15 INFO MatrixCleaner::clean() Initial maximum residual is 0.0490075 within the mask 2026-04-16 14:05:15 INFO MatrixCleaner::clean() iteration MaximumResidual CleanedFlux 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 20 0.0471522 -3.91016e-05 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 40 0.0449839 0.00886164 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 60 -0.0419443 0.00946778 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 80 -0.0405916 0.0181014 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 100 0.0405201 0.0263096 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 120 0.0387786 0.0339966 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 140 -0.037603 0.0340801 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 160 -0.0368591 0.0411295 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 180 -0.0354427 0.0479474 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 200 0.0337952 0.054705 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 0 0.054705 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 1 0 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 2 0 2026-04-16 14:05:15 INFO MatrixCleaner::clean() 3 0 2026-04-16 14:05:15 INFO MatrixCleaner::clean() Failed to reach stopping threshold 2026-04-16 14:05:15 INFO SDAlgorithmBase::deconvolve [tst] iters=0->200 [200], model=1.2163->1.271, peakres=0.270733->0.245533, Reached cycleniter. 2026-04-16 14:05:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 200 iterations. 2026-04-16 14:05:15 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.245533, over full image : 0.245533 2026-04-16 14:05:15 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:05:15 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:05:15 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:05:15 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:05:15 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:14.710225 End time: 2026-04-16 14:05:15.080612 2026-04-16 14:05:15 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:15 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:15 INFO name:: No table opened. 2026-04-16 14:05:15 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:15 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:15 INFO deconvolve::::casa+ [ check_val ] iterdone is 400 ( Pass : should be 400, Exact: True ) 2026-04-16 14:05:15 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:05:15 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:05:15 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:05:15 INFO deconvolve::::casa+ [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:15 INFO deconvolve::::casa+ [ check_val ] iterdone is 200 ( Pass : should be 200, Exact: True ) 2026-04-16 14:05:15 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual'] = [True, True] ( Pass : should all be True ) 2026-04-16 14:05:15 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:05:15 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:05:15 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [False] ( Pass : should all be False ) 2026-04-16 14:05:15 INFO deconvolve::::casa+ [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:15 INFO deconvolve::::casa+ [ check_val ] peak res is 0.2455327808856964 ( Pass : should be 0.24553275108337402, Epsilon: 0.05) 2026-04-16 14:05:15 INFO deconvolve::::casa+ [ check_val ] mod flux is 1.2710036039352417 ( Pass : should be 1.2710038423538208, Epsilon: 0.05) 2026-04-16 14:05:15 INFO deconvolve::::casa+ [ check_val ] iterdone is 200 ( Pass : should be 200, Exact: True ) 2026-04-16 14:05:15 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:05:15 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:05:15 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:05:15 INFO deconvolve::::casa+ [ check_pix_val ] tst.model : Value is 0.03826683387160301 at [50, 50, 0, 0] ( Pass : should be 0.03826683759689331 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan .2026-04-16 14:05:15 INFO tclean::::casa ########################################## 2026-04-16 14:05:15 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:05:15 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell=['10.0arcsec', '30.0arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:05:15 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:05:15 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:05:15 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:05:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:05:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:05:16 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:05:16 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.47499e+09] at [0] with increment [9.99992e+08] 2026-04-16 14:05:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:05:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:05:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:05:16 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:05:18 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.000406737 2026-04-16 14:05:18 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.007953 2026-04-16 14:05:18 INFO SIImageStore::printBeamSet Beam : 52.9637 arcsec, 51.7308 arcsec, 8.55634 deg 2026-04-16 14:05:18 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:05:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:05:21 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:05:21 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:05:15.312928 End time: 2026-04-16 14:05:20.615479 2026-04-16 14:05:21 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:05:21 INFO tclean::::casa ########################################## 2026-04-16 14:05:21 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:21 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:21 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:21 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:21 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:05:21 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:05:21 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:05:21 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:05:21 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:05:21 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:05:21 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.733202, peakres=1.06851->0.33531, Reached cycleniter. 2026-04-16 14:05:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:05:21 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:05:21 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:05:21 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:05:21 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:20.622630 End time: 2026-04-16 14:05:20.899897 2026-04-16 14:05:21 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:21 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:21 INFO name:: No table opened. 2026-04-16 14:05:21 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:21 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:21 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:21 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:21 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:21 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:05:21 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:05:21 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:05:21 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:05:21 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:05:21 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:05:21 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:05:21 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:05:21 INFO SIImageStore::restore Beam for chan : 0 : 52.9637 arcsec, 51.7308 arcsec, 8.55634 deg 2026-04-16 14:05:21 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:05:21 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:20.945261 End time: 2026-04-16 14:05:21.234827 2026-04-16 14:05:21 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:21 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:21 INFO name:: No table opened. 2026-04-16 14:05:21 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:21 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:21 INFO deconvolve::::casa+ [ check_val ] iterdone is 10 ( Pass : should be 10, Exact: True ) 2026-04-16 14:05:21 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.model'] = [True, True, True] ( Pass : should all be True ) 2026-04-16 14:05:21 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:05:21 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:05:21 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [False] ( Pass : should all be False ) 2026-04-16 14:05:21 INFO deconvolve::::casa+ [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys : Extra key(s):['stopDescription'] ) 2026-04-16 14:05:21 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.model', 'tst.image'] = [True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:05:21 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:05:21 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:05:21 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 0.464398056268692 at [50, 49, 0, 0] ( Pass : should be 0.482 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 14:05:21 INFO tclean::::casa ########################################## 2026-04-16 14:05:21 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:05:21 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=500, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:05:21 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:05:21 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:05:21 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:05:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:05:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:05:22 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:05:22 INFO SynthesisImagerVi2::defineImage Shape: [500, 500, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:05:22 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:05:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.01328 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:05:22 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:05:22 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:05:23 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:05:23 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009321 2026-04-16 14:05:23 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1474 arcsec, -87.3945 deg 2026-04-16 14:05:23 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:05:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:05:25 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:05:25 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:05:21.423511 End time: 2026-04-16 14:05:24.943355 2026-04-16 14:05:25 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:05:25 INFO tclean::::casa ########################################## 2026-04-16 14:05:25 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:25 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:25 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=300, gain=0.2, threshold=0.1, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:25 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:25 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:05:25 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:05:25 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:05:25 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:05:25 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 250000 out of a total of 250000 pixels. [ 100 % ] 2026-04-16 14:05:25 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:05:25 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0.1, CycleNiter=300, Gain=0.2 2026-04-16 14:05:25 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 22 pixels. 2026-04-16 14:05:25 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=0.900011 Flux limit=0.1, 405 Active pixels 2026-04-16 14:05:26 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.576007 Flux limit=0.1, 277 Active pixels 2026-04-16 14:05:26 INFO ClarkCleanLatModel::solve Iteration: 6, Maximum residual=0.294916 Flux limit=0.1, 177 Active pixels 2026-04-16 14:05:26 INFO ClarkCleanLatModel::solve Iteration: 11, Maximum residual=0.136335 Flux limit=0.1, 115 Active pixels 2026-04-16 14:05:26 INFO ClarkCleanLatModel::solve Iteration: 14, Maximum residual=0.0961738 Flux limit=0.1, 58 Active pixels 2026-04-16 14:05:26 INFO SDAlgorithmBase::deconvolve [tst] iters=0->14 [14], model=0->1.1114, peakres=1.12501->0.0961738, Reached cyclethreshold. 2026-04-16 14:05:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 14 iterations. 2026-04-16 14:05:26 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0961738, over full image : 0.0961738 2026-04-16 14:05:26 INFO deconvolve::::casa Reached global stopping criterion : threshold 2026-04-16 14:05:26 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:05:26 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:24.973839 End time: 2026-04-16 14:05:26.343742 2026-04-16 14:05:26 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:26 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:26 INFO name:: No table opened. 2026-04-16 14:05:26 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:26 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:26 INFO deconvolve::::casa+ [ check_val ] iterdone is 14 ( Pass : should be 14, Exact: True ) .2026-04-16 14:05:26 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:26 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:26 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=300, gain=0.3, threshold=0.1, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:26 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:26 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:05:26 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:05:26 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:05:26 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:05:26 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 250000 out of a total of 250000 pixels. [ 100 % ] 2026-04-16 14:05:26 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:05:26 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0.1, CycleNiter=300, Gain=0.3 2026-04-16 14:05:27 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 22 pixels. 2026-04-16 14:05:27 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=0.78751 Flux limit=0.1, 405 Active pixels 2026-04-16 14:05:27 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.38588 Flux limit=0.1, 241 Active pixels 2026-04-16 14:05:27 INFO ClarkCleanLatModel::solve Iteration: 6, Maximum residual=0.1652 Flux limit=0.1, 137 Active pixels 2026-04-16 14:05:27 INFO ClarkCleanLatModel::solve Iteration: 9, Maximum residual=0.0947448 Flux limit=0.1, 70 Active pixels 2026-04-16 14:05:27 INFO SDAlgorithmBase::deconvolve [tst] iters=0->9 [9], model=0->1.11831, peakres=1.12501->0.0947448, Reached cyclethreshold. 2026-04-16 14:05:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 9 iterations. 2026-04-16 14:05:27 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0947449, over full image : 0.0947449 2026-04-16 14:05:27 INFO deconvolve::::casa Reached global stopping criterion : threshold 2026-04-16 14:05:27 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:05:28 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:26.389251 End time: 2026-04-16 14:05:27.514123 2026-04-16 14:05:28 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:28 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:28 INFO name:: No table opened. 2026-04-16 14:05:28 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:28 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:28 INFO deconvolve::::casa+ [ check_val ] iterdone is 9 ( Pass : should be 9, Exact: True ) .2026-04-16 14:05:28 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:28 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:28 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=300, gain=0.1, threshold=0.001, nsigma=3.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:28 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:28 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:05:28 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:05:28 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle time for calcRobustRMS: real 0.02s ( user 0.03s, system 0s) 2026-04-16 14:05:28 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.022279 2026-04-16 14:05:28 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:05:28 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:05:28 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 250000 out of a total of 250000 pixels. [ 100 % ] 2026-04-16 14:05:28 INFO SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.022279 2026-04-16 14:05:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:05:28 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0.001, CycleNiter=300, Gain=0.1 2026-04-16 14:05:28 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 22 pixels. 2026-04-16 14:05:28 INFO SDAlgorithmBase::deconvolve Using n-sigma for threshold criterion: (cyclethreshold=0.001, nsigma threshold=0.022279 ) 2026-04-16 14:05:28 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=1.01251 Flux limit=0.0317046, 1369 Active pixels 2026-04-16 14:05:28 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.820135 Flux limit=0.0285341, 1397 Active pixels 2026-04-16 14:05:28 INFO ClarkCleanLatModel::solve Iteration: 7, Maximum residual=0.538091 Flux limit=0.0231126, 1465 Active pixels 2026-04-16 14:05:29 INFO ClarkCleanLatModel::solve Iteration: 13, Maximum residual=0.285964 Flux limit=0.022279, 1227 Active pixels 2026-04-16 14:05:29 INFO ClarkCleanLatModel::solve Iteration: 22, Maximum residual=0.141896 Flux limit=0.022279, 917 Active pixels 2026-04-16 14:05:29 INFO ClarkCleanLatModel::solve Iteration: 36, Maximum residual=0.0661535 Flux limit=0.022279, 412 Active pixels 2026-04-16 14:05:29 INFO ClarkCleanLatModel::solve Iteration: 55, Maximum residual=0.0277209 Flux limit=0.022279, 132 Active pixels 2026-04-16 14:05:29 INFO ClarkCleanLatModel::solve Iteration: 60, Maximum residual=0.0222005 Flux limit=0.022279, 41 Active pixels 2026-04-16 14:05:29 INFO SDAlgorithmBase::deconvolve [tst] iters=0->60 [60], model=0->1.26263, peakres=1.12501->0.0222005, Reached n-sigma threshold. 2026-04-16 14:05:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 60 iterations. 2026-04-16 14:05:29 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle time for calcRobustRMS: real 0.03s ( user 0.05s, system 0.01s) 2026-04-16 14:05:29 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.00548411 2026-04-16 14:05:29 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0222005, over full image : 0.0222005 2026-04-16 14:05:29 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:05:30 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:27.542478 End time: 2026-04-16 14:05:29.505942 2026-04-16 14:05:30 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:30 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:30 INFO name:: No table opened. 2026-04-16 14:05:30 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:30 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:30 INFO deconvolve::::casa+ [ check_val ] iterdone is 60 ( Pass : should be 60, Exact: True ) .2026-04-16 14:05:30 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:30 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:30 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=300, gain=0.1, threshold=0.001, nsigma=1.5, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:30 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:30 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:05:30 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:05:30 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle time for calcRobustRMS: real 0.02s ( user 0.03s, system 0.01s) 2026-04-16 14:05:30 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.0111395 2026-04-16 14:05:30 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:05:30 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:05:30 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 250000 out of a total of 250000 pixels. [ 100 % ] 2026-04-16 14:05:30 INFO SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.0111395 2026-04-16 14:05:30 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:05:30 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0.001, CycleNiter=300, Gain=0.1 2026-04-16 14:05:30 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 22 pixels. 2026-04-16 14:05:30 INFO SDAlgorithmBase::deconvolve Using n-sigma for threshold criterion: (cyclethreshold=0.001, nsigma threshold=0.0111395 ) 2026-04-16 14:05:30 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=1.01251 Flux limit=0.0317046, 1369 Active pixels 2026-04-16 14:05:30 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.820135 Flux limit=0.0285341, 1397 Active pixels 2026-04-16 14:05:30 INFO ClarkCleanLatModel::solve Iteration: 7, Maximum residual=0.538091 Flux limit=0.0231126, 1465 Active pixels 2026-04-16 14:05:31 INFO ClarkCleanLatModel::solve Iteration: 13, Maximum residual=0.285964 Flux limit=0.0151642, 1741 Active pixels 2026-04-16 14:05:31 INFO ClarkCleanLatModel::solve Iteration: 22, Maximum residual=0.141896 Flux limit=0.0111395, 1793 Active pixels 2026-04-16 14:05:31 INFO ClarkCleanLatModel::solve Iteration: 36, Maximum residual=0.0661535 Flux limit=0.0111395, 1213 Active pixels 2026-04-16 14:05:31 INFO ClarkCleanLatModel::solve Iteration: 55, Maximum residual=0.0277209 Flux limit=0.0111395, 508 Active pixels 2026-04-16 14:05:31 INFO ClarkCleanLatModel::solve Iteration: 79, Maximum residual=0.0109033 Flux limit=0.0111395, 99 Active pixels 2026-04-16 14:05:31 INFO SDAlgorithmBase::deconvolve [tst] iters=0->79 [79], model=0->1.29228, peakres=1.12501->0.0109033, Reached n-sigma threshold. 2026-04-16 14:05:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 79 iterations. 2026-04-16 14:05:32 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle time for calcRobustRMS: real 0.02s ( user 0.03s, system 0.01s) 2026-04-16 14:05:32 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Current nsigma threshold (maximum along spectral channels ) =0.00276766 2026-04-16 14:05:32 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0179476, over full image : 0.0179476 2026-04-16 14:05:32 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:05:32 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:29.547031 End time: 2026-04-16 14:05:31.578810 2026-04-16 14:05:32 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:32 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:32 INFO name:: No table opened. 2026-04-16 14:05:32 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:32 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:32 INFO deconvolve::::casa+ [ check_val ] iterdone is 79 ( Pass : should be 79, Exact: True ) .2026-04-16 14:05:32 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:32 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:32 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=300, gain=0.1, threshold=0.22, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:32 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:32 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:05:32 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:05:32 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:05:32 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:05:32 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 250000 out of a total of 250000 pixels. [ 100 % ] 2026-04-16 14:05:32 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:05:32 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0.22, CycleNiter=300, Gain=0.1 2026-04-16 14:05:32 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 22 pixels. 2026-04-16 14:05:32 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=1.01251 Flux limit=0.22, 147 Active pixels 2026-04-16 14:05:32 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.820135 Flux limit=0.22, 133 Active pixels 2026-04-16 14:05:32 INFO ClarkCleanLatModel::solve Iteration: 7, Maximum residual=0.538091 Flux limit=0.22, 111 Active pixels 2026-04-16 14:05:33 INFO ClarkCleanLatModel::solve Iteration: 13, Maximum residual=0.285964 Flux limit=0.22, 69 Active pixels 2026-04-16 14:05:33 INFO ClarkCleanLatModel::solve Iteration: 16, Maximum residual=0.209307 Flux limit=0.22, 33 Active pixels 2026-04-16 14:05:33 INFO SDAlgorithmBase::deconvolve [tst] iters=0->16 [16], model=0->0.916547, peakres=1.12501->0.209307, Reached cyclethreshold. 2026-04-16 14:05:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 16 iterations. 2026-04-16 14:05:33 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.209307, over full image : 0.209307 2026-04-16 14:05:33 INFO deconvolve::::casa Reached global stopping criterion : threshold 2026-04-16 14:05:33 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:05:33 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:31.624307 End time: 2026-04-16 14:05:32.918265 2026-04-16 14:05:33 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:33 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:33 INFO name:: No table opened. 2026-04-16 14:05:33 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:33 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:33 INFO deconvolve::::casa+ [ check_val ] iterdone is 16 ( Pass : should be 16, Exact: True ) .2026-04-16 14:05:33 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:33 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:33 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=300, gain=0.1, threshold=0.18, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:33 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:33 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:05:33 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:05:33 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:05:33 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:05:33 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 250000 out of a total of 250000 pixels. [ 100 % ] 2026-04-16 14:05:33 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:05:33 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0.18, CycleNiter=300, Gain=0.1 2026-04-16 14:05:33 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 22 pixels. 2026-04-16 14:05:33 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=1.01251 Flux limit=0.18, 177 Active pixels 2026-04-16 14:05:34 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.820135 Flux limit=0.18, 161 Active pixels 2026-04-16 14:05:34 INFO ClarkCleanLatModel::solve Iteration: 7, Maximum residual=0.538091 Flux limit=0.18, 133 Active pixels 2026-04-16 14:05:34 INFO ClarkCleanLatModel::solve Iteration: 13, Maximum residual=0.285964 Flux limit=0.18, 93 Active pixels 2026-04-16 14:05:34 INFO ClarkCleanLatModel::solve Iteration: 19, Maximum residual=0.168193 Flux limit=0.18, 51 Active pixels 2026-04-16 14:05:34 INFO SDAlgorithmBase::deconvolve [tst] iters=0->19 [19], model=0->0.975154, peakres=1.12501->0.168193, Reached cyclethreshold. 2026-04-16 14:05:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 19 iterations. 2026-04-16 14:05:34 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.168193, over full image : 0.168193 2026-04-16 14:05:34 INFO deconvolve::::casa Reached global stopping criterion : threshold 2026-04-16 14:05:34 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:05:34 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:32.952234 End time: 2026-04-16 14:05:34.277570 2026-04-16 14:05:34 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:34 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:34 INFO name:: No table opened. 2026-04-16 14:05:34 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:34 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:34 INFO deconvolve::::casa+ [ check_val ] iterdone is 19 ( Pass : should be 19, Exact: True ) .2026-04-16 14:05:34 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:34 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:34 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=300, gain=0.1, threshold=0.01, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:34 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:34 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:05:34 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:05:34 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:05:34 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:05:34 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 250000 out of a total of 250000 pixels. [ 100 % ] 2026-04-16 14:05:34 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:05:34 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0.01, CycleNiter=300, Gain=0.1 2026-04-16 14:05:34 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 22 pixels. 2026-04-16 14:05:35 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=1.01251 Flux limit=0.0317046, 1369 Active pixels 2026-04-16 14:05:35 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.820135 Flux limit=0.0285341, 1397 Active pixels 2026-04-16 14:05:35 INFO ClarkCleanLatModel::solve Iteration: 7, Maximum residual=0.538091 Flux limit=0.0231126, 1465 Active pixels 2026-04-16 14:05:35 INFO ClarkCleanLatModel::solve Iteration: 13, Maximum residual=0.285964 Flux limit=0.0151642, 1741 Active pixels 2026-04-16 14:05:36 INFO ClarkCleanLatModel::solve Iteration: 22, Maximum residual=0.141896 Flux limit=0.01, 2081 Active pixels 2026-04-16 14:05:36 INFO ClarkCleanLatModel::solve Iteration: 36, Maximum residual=0.0661535 Flux limit=0.01, 1347 Active pixels 2026-04-16 14:05:36 INFO ClarkCleanLatModel::solve Iteration: 55, Maximum residual=0.0277209 Flux limit=0.01, 646 Active pixels 2026-04-16 14:05:36 INFO ClarkCleanLatModel::solve Iteration: 81, Maximum residual=0.0106363 Flux limit=0.01, 126 Active pixels 2026-04-16 14:05:36 INFO ClarkCleanLatModel::solve Iteration: 112, Maximum residual=0.0099422 Flux limit=0.01, 41 Active pixels 2026-04-16 14:05:36 INFO SDAlgorithmBase::deconvolve [tst] iters=0->112 [112], model=0->1.28727, peakres=1.12501->0.0099422, Reached cyclethreshold. 2026-04-16 14:05:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 112 iterations. 2026-04-16 14:05:36 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0144523, over full image : 0.0144523 2026-04-16 14:05:36 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:05:36 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:34.311790 End time: 2026-04-16 14:05:36.306589 2026-04-16 14:05:36 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:36 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:36 INFO name:: No table opened. 2026-04-16 14:05:36 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:36 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:36 INFO deconvolve::::casa+ [ check_val ] iterdone is 112 ( Pass : should be 112, Exact: True ) .2026-04-16 14:05:36 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:36 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:36 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=300, gain=0.15, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:36 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:36 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:05:36 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:05:36 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:05:36 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:05:36 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 250000 out of a total of 250000 pixels. [ 100 % ] 2026-04-16 14:05:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:05:36 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0, CycleNiter=300, Gain=0.15 2026-04-16 14:05:36 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 22 pixels. 2026-04-16 14:05:37 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=0.956262 Flux limit=0.0317046, 1369 Active pixels 2026-04-16 14:05:37 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.690899 Flux limit=0.0269489, 1413 Active pixels 2026-04-16 14:05:37 INFO ClarkCleanLatModel::solve Iteration: 6, Maximum residual=0.424299 Flux limit=0.0194706, 1539 Active pixels 2026-04-16 14:05:37 INFO ClarkCleanLatModel::solve Iteration: 11, Maximum residual=0.191889 Flux limit=0.0119574, 2037 Active pixels 2026-04-16 14:05:37 INFO ClarkCleanLatModel::solve Iteration: 19, Maximum residual=0.0950471 Flux limit=0.00540772, 3984 Active pixels 2026-04-16 14:05:38 INFO ClarkCleanLatModel::solve Iteration: 30, Maximum residual=0.0414494 Flux limit=0.00267857, 23890 Active pixels 2026-04-16 14:05:38 INFO ClarkCleanLatModel::solve Iteration: 45, Maximum residual=0.0160492 Flux limit=0.00116811, 99032 Active pixels 2026-04-16 14:05:38 INFO ClarkCleanLatModel::solve Iteration: 87, Maximum residual=0.0103063 Flux limit=0.00045229, 182465 Active pixels 2026-04-16 14:05:38 INFO ClarkCleanLatModel::solve Iteration: 166, Maximum residual=0.00682622 Flux limit=0.000290448, 205909 Active pixels 2026-04-16 14:05:39 INFO ClarkCleanLatModel::solve Iteration: 300, Maximum residual=0.00478898 Flux limit=0.000192373, 220698 Active pixels 2026-04-16 14:05:39 INFO SDAlgorithmBase::deconvolve [tst] iters=0->300 [300], model=0->1.32106, peakres=1.12501->0.00478898, Reached cycleniter. 2026-04-16 14:05:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 300 iterations. 2026-04-16 14:05:39 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00506628, over full image : 0.00506628 2026-04-16 14:05:39 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:05:39 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:05:39 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:36.342020 End time: 2026-04-16 14:05:38.791706 2026-04-16 14:05:39 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:05:39 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:39 INFO name:: No table opened. 2026-04-16 14:05:39 INFO showcache:: The Table Cache is empty. 2026-04-16 14:05:39 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:05:39 INFO deconvolve::::casa+ [ check_val ] iterdone is 300 ( Pass : should be 300, Exact: True ) .2026-04-16 14:05:39 INFO tclean::::casa ########################################## 2026-04-16 14:05:39 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:05:39 INFO tclean::::casa tclean( vis='sim_data_VLA_jet.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst1', imsize=512, cell='12.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='cube', reffreq='', nchan=5, start='1.0GHz', width='0.2GHz', outframe='', veltype='radio', restfreq=[], interpolation='nearest', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-1e-05, normtype='flatnoise', deconvolver='asp', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:05:39 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:05:39 INFO SynthesisImagerVi2::selectData MS : sim_data_VLA_jet.ms | [Opened in readonly mode] 2026-04-16 14:05:39 INFO SynthesisImagerVi2::selectData NRows selected : 2754 2026-04-16 14:05:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst1] : 2026-04-16 14:05:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst1] : 2026-04-16 14:05:39 INFO MSTransformRegridder::calcChanFreqs phaseCenter='Direction: [0.377751, -0.657759, 0.651657]' Channels equidistant in freq 2026-04-16 14:05:39 INFO MSTransformRegridder::calcChanFreqs+ Central frequency (in output frame) = 1.4e+09 Hz 2026-04-16 14:05:39 INFO MSTransformRegridder::calcChanFreqs+ Width of central channel (in output frame) = 2e+08 Hz 2026-04-16 14:05:39 INFO MSTransformRegridder::calcChanFreqs+ Number of channels = 5 2026-04-16 14:05:39 INFO MSTransformRegridder::calcChanFreqs+ Total width of SPW (in output frame) = 1e+09 Hz 2026-04-16 14:05:39 INFO MSTransformRegridder::calcChanFreqs+ Lower edge = 9e+08 Hz, upper edge = 1.9e+09 Hz 2026-04-16 14:05:39 INFO SynthesisImagerVi2::defineImage Impars: start 1.0GHz 2026-04-16 14:05:39 INFO SynthesisImagerVi2::defineImage Shape: [512, 512, 1, 5] Spectral: [1e+09] at [0] with increment [2e+08] 2026-04-16 14:05:39 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst1] with ftmachine : gridft 2026-04-16 14:05:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.07553 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:05:39 INFO tclean::::casa CFCache already exists 2026-04-16 14:05:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:05:39 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:05:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.07553 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:05:39 INFO SynthesisImagerVi2::selectData MS : sim_data_VLA_jet.ms | [Opened in readonly mode] 2026-04-16 14:05:39 INFO SynthesisImagerVi2::selectData NRows selected : 2754 2026-04-16 14:05:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:05:39 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:05:40 INFO SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:05:40 INFO SIImageStore::calcSensitivity [tst1] Theoretical sensitivity (Jy/bm):c0:0.0134742 c1:0.0134742 c2:0.0134742 c3:0.0134742 c4:0.0134742 2026-04-16 14:05:40 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026821 2026-04-16 14:05:40 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 14:05:40 INFO SIImageStore::printBeamSet + Pol Type Chan Freq Vel 2026-04-16 14:05:40 INFO SIImageStore::printBeamSet + I Max 0 1.0e+09 -0 94.3895 arcsec x 81.5409 arcsec pa=-89.5539 deg 2026-04-16 14:05:40 INFO SIImageStore::printBeamSet + I Min 4 1.8e+09 -239834 52.4957 arcsec x 45.5432 arcsec pa=-89.9133 deg 2026-04-16 14:05:40 INFO SIImageStore::printBeamSet + I Median 2 1.4e+09 -119917 67.2262 arcsec x 58.4816 arcsec pa=-89.8894 deg 2026-04-16 14:05:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:05:40 INFO task_tclean::SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.07553 GB. Available mem.: 10.8 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:05:40 INFO task_tclean::SynthesisImagerVi2::selectData MS : sim_data_VLA_jet.ms | [Opened in readonly mode] 2026-04-16 14:05:40 INFO task_tclean::SynthesisImagerVi2::selectData NRows selected : 2754 2026-04-16 14:05:40 INFO task_tclean::SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:05:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:05:40 INFO tclean::::casa Searching for images with prefix 'tst1'... Found these, writing history into them: ['tst1.sumwt', 'tst1.pb', 'tst1.psf', 'tst1.residual'] 2026-04-16 14:05:40 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:05:38.899359 End time: 2026-04-16 14:05:40.176450 2026-04-16 14:05:40 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:05:40 INFO tclean::::casa ########################################## 2026-04-16 14:05:40 INFO deconvolve::::casa ########################################## 2026-04-16 14:05:40 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:05:40 INFO deconvolve::::casa deconvolve( imagename='tst1', startmodel='', deconvolver='asp', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=150, gain=0.1, threshold=2.19194, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:05:40 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:05:40 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst1] : asp 2026-04-16 14:05:40 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 12.308 2026-04-16 14:05:40 INFO SynthesisDeconvolver::setupMask [tst1] Initializing new mask to 1.0 for the full image 2026-04-16 14:05:40 INFO SynthesisDeconvolver::setupMask [tst1] Number of pixels in the clean mask : 1.31072e+06 out of a total of 1.31072e+06 pixels. [ 100 % ] 2026-04-16 14:05:40 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 12.308, over full image : 12.308 2026-04-16 14:05:40 INFO SynthesisDeconvolver::executeCubeMinorCycle ---------------------------------------------------- Run Minor Cycle Iterations --------------------------------------------- 2026-04-16 14:05:40 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst1] : asp 2026-04-16 14:05:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 12.308, over full image : 12.308 2026-04-16 14:05:41 INFO CubeMinorCycleAlgorithm::task Processing channels in range [0, 4] 2026-04-16 14:05:41 INFO SDAlgorithmBase::deconvolve [tst1] Run asp minor-cycle on 5 chans | CycleThreshold=2.19194, CycleNiter=150, Gain=0.1 2026-04-16 14:05:41 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [256, 256] 2026-04-16 14:05:41 INFO AspMatrixCleaner::getPsfGaussianWidth major width 94.3895 in arcsec 2026-04-16 14:05:41 INFO AspMatrixCleaner::getPsfGaussianWidth minor width 81.5409 in arcsec 2026-04-16 14:05:41 INFO AspMatrixCleaner::getPsfGaussianWidth pixel sizes are 12 and 12 2026-04-16 14:05:41 INFO AspMatrixCleaner::getPsfGaussianWidth xpixels 7.86579 ypixels 6.79507 2026-04-16 14:05:41 INFO AspMatrixCleaner::getPsfGaussianWidth PSF width: 8 pixels. 2026-04-16 14:05:41 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 8 pixels. 2026-04-16 14:05:41 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 16 pixels. 2026-04-16 14:05:41 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 32 pixels. 2026-04-16 14:05:41 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 64 pixels. 2026-04-16 14:06:06 INFO AspMatrixCleaner::aspclean() The number of bins for collecting the sum of Flux: 4 2026-04-16 14:06:06 INFO AspMatrixCleaner::aspclean() + Bin 0(0.77214 , 2.18895). Sum of Flux : 3.83641 2026-04-16 14:06:06 INFO AspMatrixCleaner::aspclean() Bin 1(2.18895 , 3.60577). Sum of Flux : 0.932711 2026-04-16 14:06:06 INFO AspMatrixCleaner::aspclean() Bin 2(3.60577 , 5.02258). Sum of Flux : 0 2026-04-16 14:06:06 INFO AspMatrixCleaner::aspclean() Bin 3(5.02258 , 6.4394). Sum of Flux : -0.884532 2026-04-16 14:06:06 INFO AspMatrixCleaner::aspclean() Failed to reach stopping threshold 2026-04-16 14:06:06 INFO SDAlgorithmBase::deconvolve [tst1:C0] iters=0->150 [150], model=0->88.7996, peakres=12.308->2.85365, Reached cycleniter. 2026-04-16 14:06:06 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [256, 256] 2026-04-16 14:06:06 INFO AspMatrixCleaner::getPsfGaussianWidth major width 78.7469 in arcsec 2026-04-16 14:06:06 INFO AspMatrixCleaner::getPsfGaussianWidth minor width 68.1481 in arcsec 2026-04-16 14:06:06 INFO AspMatrixCleaner::getPsfGaussianWidth pixel sizes are 12 and 12 2026-04-16 14:06:06 INFO AspMatrixCleaner::getPsfGaussianWidth xpixels 6.56224 ypixels 5.67901 2026-04-16 14:06:06 INFO AspMatrixCleaner::getPsfGaussianWidth PSF width: 7 pixels. 2026-04-16 14:06:06 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 7 pixels. 2026-04-16 14:06:06 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 14 pixels. 2026-04-16 14:06:06 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 28 pixels. 2026-04-16 14:06:06 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 56 pixels. 2026-04-16 14:06:25 INFO AspMatrixCleaner::aspclean() Reached stopping threshold 2.19194 at iteration 86 2026-04-16 14:06:25 INFO AspMatrixCleaner::aspclean() peakres is 2.17815 2026-04-16 14:06:25 INFO AspMatrixCleaner::aspclean() The number of bins for collecting the sum of Flux: 4 2026-04-16 14:06:25 INFO AspMatrixCleaner::aspclean() + Bin 0(1.39658 , 2.45008). Sum of Flux : 3.28786 2026-04-16 14:06:25 INFO AspMatrixCleaner::aspclean() Bin 1(2.45008 , 3.50358). Sum of Flux : -1.3114 2026-04-16 14:06:25 INFO AspMatrixCleaner::aspclean() Bin 2(3.50358 , 4.55709). Sum of Flux : 0.0966603 2026-04-16 14:06:25 INFO AspMatrixCleaner::aspclean() Bin 3(4.55709 , 5.61059). Sum of Flux : 0.867951 2026-04-16 14:06:25 INFO SDAlgorithmBase::deconvolve [tst1:C1] iters=150->237 [87], model=0->162.62, peakres=8.12586->2.17815, Reached cyclethreshold. 2026-04-16 14:06:25 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [256, 256] 2026-04-16 14:06:25 INFO AspMatrixCleaner::getPsfGaussianWidth major width 67.2262 in arcsec 2026-04-16 14:06:25 INFO AspMatrixCleaner::getPsfGaussianWidth minor width 58.4816 in arcsec 2026-04-16 14:06:25 INFO AspMatrixCleaner::getPsfGaussianWidth pixel sizes are 12 and 12 2026-04-16 14:06:25 INFO AspMatrixCleaner::getPsfGaussianWidth xpixels 5.60218 ypixels 4.87346 2026-04-16 14:06:25 INFO AspMatrixCleaner::getPsfGaussianWidth PSF width: 6 pixels. 2026-04-16 14:06:25 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 6 pixels. 2026-04-16 14:06:25 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 12 pixels. 2026-04-16 14:06:25 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 24 pixels. 2026-04-16 14:06:25 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 48 pixels. 2026-04-16 14:06:34 INFO AspMatrixCleaner::aspclean() Reached stopping threshold 2.19194 at iteration 17 2026-04-16 14:06:34 INFO AspMatrixCleaner::aspclean() peakres is 2.15086 2026-04-16 14:06:34 INFO AspMatrixCleaner::aspclean() The number of bins for collecting the sum of Flux: 4 2026-04-16 14:06:34 INFO AspMatrixCleaner::aspclean() + Bin 0(1.19754 , 1.20815). Sum of Flux : 0.214235 2026-04-16 14:06:34 INFO AspMatrixCleaner::aspclean() Bin 1(1.20815 , 1.21877). Sum of Flux : 0 2026-04-16 14:06:34 INFO AspMatrixCleaner::aspclean() Bin 2(1.21877 , 1.22938). Sum of Flux : 0 2026-04-16 14:06:34 INFO AspMatrixCleaner::aspclean() Bin 3(1.22938 , 1.24). Sum of Flux : 1.77522 2026-04-16 14:06:34 INFO SDAlgorithmBase::deconvolve [tst1:C2] iters=237->255 [18], model=0->66.4556, peakres=5.74013->2.15086, Reached cyclethreshold. 2026-04-16 14:06:34 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [256, 256] 2026-04-16 14:06:34 INFO AspMatrixCleaner::getPsfGaussianWidth major width 58.9067 in arcsec 2026-04-16 14:06:34 INFO AspMatrixCleaner::getPsfGaussianWidth minor width 51.117 in arcsec 2026-04-16 14:06:34 INFO AspMatrixCleaner::getPsfGaussianWidth pixel sizes are 12 and 12 2026-04-16 14:06:34 INFO AspMatrixCleaner::getPsfGaussianWidth xpixels 4.90889 ypixels 4.25975 2026-04-16 14:06:34 INFO AspMatrixCleaner::getPsfGaussianWidth PSF width: 5 pixels. 2026-04-16 14:06:34 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 5 pixels. 2026-04-16 14:06:34 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 10 pixels. 2026-04-16 14:06:34 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 20 pixels. 2026-04-16 14:06:34 INFO AspMatrixCleaner::makeInitScaleImage Initial scale size 40 pixels. 2026-04-16 14:06:39 INFO AspMatrixCleaner::aspclean() Reached stopping threshold 2.19194 at iteration 7 2026-04-16 14:06:39 INFO AspMatrixCleaner::aspclean() peakres is 2.00682 2026-04-16 14:06:39 INFO AspMatrixCleaner::aspclean() The number of bins for collecting the sum of Flux: 4 2026-04-16 14:06:39 INFO AspMatrixCleaner::aspclean() + Bin 0(1.03998 , 1.08998). Sum of Flux : 0.798878 2026-04-16 14:06:39 INFO AspMatrixCleaner::aspclean() Bin 1(1.08998 , 1.13998). Sum of Flux : 0 2026-04-16 14:06:39 INFO AspMatrixCleaner::aspclean() Bin 2(1.13998 , 1.18999). Sum of Flux : 0.18599 2026-04-16 14:06:39 INFO AspMatrixCleaner::aspclean() Bin 3(1.18999 , 1.23999). Sum of Flux : 0 2026-04-16 14:06:39 INFO SDAlgorithmBase::deconvolve [tst1:C3] iters=255->263 [8], model=0->29.8143, peakres=4.15569->2.00682, Reached cyclethreshold. 2026-04-16 14:06:39 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [256, 256] 2026-04-16 14:06:39 INFO AspMatrixCleaner::getPsfGaussianWidth major width 52.4957 in arcsec 2026-04-16 14:06:39 INFO AspMatrixCleaner::getPsfGaussianWidth minor width 45.5432 in arcsec 2026-04-16 14:06:39 INFO AspMatrixCleaner::getPsfGaussianWidth pixel sizes are 12 and 12 2026-04-16 14:06:39 INFO AspMatrixCleaner::getPsfGaussianWidth xpixels 4.37464 ypixels 3.79527 2026-04-16 14:06:39 INFO AspMatrixCleaner::getPsfGaussianWidth PSF width: 5 pixels. 2026-04-16 14:06:42 INFO AspMatrixCleaner::aspclean() Reached stopping threshold 2.19194 at iteration 4 2026-04-16 14:06:42 INFO AspMatrixCleaner::aspclean() peakres is 2.04933 2026-04-16 14:06:42 INFO AspMatrixCleaner::aspclean() The number of bins for collecting the sum of Flux: 4 2026-04-16 14:06:42 INFO AspMatrixCleaner::aspclean() + Bin 0(1.03997 , 1.03998). Sum of Flux : 0.127527 2026-04-16 14:06:42 INFO AspMatrixCleaner::aspclean() Bin 1(1.03998 , 1.03999). Sum of Flux : 0.114265 2026-04-16 14:06:42 INFO AspMatrixCleaner::aspclean() Bin 2(1.03999 , 1.03999). Sum of Flux : 0.16225 2026-04-16 14:06:42 INFO AspMatrixCleaner::aspclean() Bin 3(1.03999 , 1.04). Sum of Flux : 0.147919 2026-04-16 14:06:42 INFO SDAlgorithmBase::deconvolve [tst1:C4] iters=263->268 [5], model=0->16.0682, peakres=3.09685->2.04933, Reached cyclethreshold. 2026-04-16 14:06:42 INFO SDAlgorithmBase::deconvolve [tst1] Total model flux (over all planes) : 363.758 Peak Residual (over all planes) : 2.85365 in C0:P0 2026-04-16 14:06:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 268 iterations. 2026-04-16 14:06:42 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 2.85365, over full image : 2.85365 2026-04-16 14:06:42 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:06:42 INFO SDAlgorithmBase::restore [tst1] : Restoring model image. 2026-04-16 14:06:42 INFO SIImageStore::restore Beam for chan : 0 : 94.3895 arcsec, 81.5409 arcsec, -89.5539 deg 2026-04-16 14:06:42 INFO SIImageStore::restore Beam for chan : 1 : 78.7469 arcsec, 68.1481 arcsec, 89.9301 deg 2026-04-16 14:06:42 INFO SIImageStore::restore Beam for chan : 2 : 67.2262 arcsec, 58.4816 arcsec, -89.8894 deg 2026-04-16 14:06:42 INFO SIImageStore::restore Beam for chan : 3 : 58.9067 arcsec, 51.117 arcsec, -89.8817 deg 2026-04-16 14:06:42 INFO SIImageStore::restore Beam for chan : 4 : 52.4957 arcsec, 45.5432 arcsec, -89.9133 deg 2026-04-16 14:06:42 INFO deconvolve::::casa Searching for images with prefix 'tst1'... Found these, writing history into them: ['tst1.sumwt', 'tst1.pb', 'tst1.psf', 'tst1.image', 'tst1.residual', 'tst1.mask', 'tst1.model'] 2026-04-16 14:06:42 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:05:40.179397 End time: 2026-04-16 14:06:42.004215 2026-04-16 14:06:42 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:06:42 INFO deconvolve::::casa ########################################## 2026-04-16 14:06:42 INFO name:: No table opened. 2026-04-16 14:06:42 INFO showcache:: The Table Cache is empty. 2026-04-16 14:06:42 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:06:42 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst1.psf', 'tst1.residual', 'tst1.image', 'tst1.model'] = [True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:06:42 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:06:42 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:06:42 INFO deconvolve::::casa+ [ check_pix_val ] tst1.psf : Value is 1.0 at [256, 256, 0, 0] ( Pass : should be 1.0 , Epsilon: 0.12) 2026-04-16 14:06:42 INFO deconvolve::::casa+ [ check_pix_val ] tst1.image : Value is 0.783629834651947 at [256, 209, 0, 4] ( Pass : should be 0.7877144 , Epsilon: 0.12) 2026-04-16 14:06:42 INFO deconvolve::::casa+ [ check_pix_val ] tst1.image : Value is 5.555080413818359 at [275, 330, 0, 0] ( Pass : should be 5.48931 , Epsilon: 0.12) 2026-04-16 14:06:42 INFO deconvolve::::casa+ [ check_pix_val ] tst1.image : Value is 1.9369597434997559 at [275, 330, 0, 4] ( Pass : should be 1.91664 , Epsilon: 0.12) /opt/casa/data/casatestdata/unittest/deconvolve/ sim_data_VLA_jet .2026-04-16 14:06:42 INFO tclean::::casa ########################################## 2026-04-16 14:06:42 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:06:42 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:06:42 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:06:42 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:06:42 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:06:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:06:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:06:43 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:06:43 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:06:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:06:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.83 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:06:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:06:43 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:06:44 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:06:44 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.003857 2026-04-16 14:06:44 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:06:44 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:06:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:06:45 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:06:45 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:06:42.137224 End time: 2026-04-16 14:06:45.438249 2026-04-16 14:06:45 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:06:45 INFO tclean::::casa ########################################## 2026-04-16 14:06:45 INFO deconvolve::::casa ########################################## 2026-04-16 14:06:45 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:06:45 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:06:45 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:06:45 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:06:45 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:06:45 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:06:45 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:06:45 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:06:45 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:06:46 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 22 pixels. 2026-04-16 14:06:46 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=1.01251 Flux limit=0.0317054, 1369 Active pixels 2026-04-16 14:06:46 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.820135 Flux limit=0.0285349, 1397 Active pixels 2026-04-16 14:06:46 INFO ClarkCleanLatModel::solve Iteration: 7, Maximum residual=0.538091 Flux limit=0.0231133, 1465 Active pixels 2026-04-16 14:06:46 INFO ClarkCleanLatModel::solve Iteration: 10, Maximum residual=0.392268 Flux limit=0.0151646, 1737 Active pixels 2026-04-16 14:06:46 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.732746, peakres=1.12501->0.392268, Reached cycleniter. 2026-04-16 14:06:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:06:46 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.392268, over full image : 0.392268 2026-04-16 14:06:46 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:06:46 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:06:46 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:06:46 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:06:46 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:06:45.441229 End time: 2026-04-16 14:06:45.978558 2026-04-16 14:06:46 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:06:46 INFO deconvolve::::casa ########################################## 2026-04-16 14:06:46 INFO name:: No table opened. 2026-04-16 14:06:46 INFO showcache:: The Table Cache is empty. 2026-04-16 14:06:46 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:06:46 INFO deconvolve::::casa+ [ check_val ] peak res is 0.39226821064949036 ( Pass : should be 0.392, Epsilon: 0.05) 2026-04-16 14:06:46 INFO deconvolve::::casa+ [ check_val ] mod flux is 0.7327461242675781 ( Pass : should be 0.733, Epsilon: 0.05) 2026-04-16 14:06:46 INFO deconvolve::::casa+ [ check_val ] iterdone is 10 ( Pass : should be 10, Exact: True ) 2026-04-16 14:06:46 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image', 'tst.model'] = [True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:06:46 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:06:46 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:06:46 INFO deconvolve::::casa+ [ check_pix_val ] tst.model : Value is 0.7327461242675781 at [50, 50, 0, 0] ( Pass : should be 0.733 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan .2026-04-16 14:06:46 INFO tclean::::casa ########################################## 2026-04-16 14:06:46 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:06:46 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:06:46 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:06:46 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:06:46 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:06:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:06:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:06:47 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:06:47 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:06:47 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:06:47 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.83 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:06:47 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:06:47 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:06:48 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:06:48 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010911 2026-04-16 14:06:48 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:06:48 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:06:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:06:50 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:06:50 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:06:46.149688 End time: 2026-04-16 14:06:49.857662 2026-04-16 14:06:50 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:06:50 INFO tclean::::casa ########################################## 2026-04-16 14:06:50 INFO deconvolve::::casa ########################################## 2026-04-16 14:06:50 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:06:50 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:06:50 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:06:50 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:06:50 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:06:50 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:06:50 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:06:50 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:06:50 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:06:50 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.771973, peakres=1.12501->0.353041, Reached cycleniter. 2026-04-16 14:06:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:06:50 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.353041, over full image : 0.353041 2026-04-16 14:06:50 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:06:50 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:06:50 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:06:50 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:06:50 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:06:49.860622 End time: 2026-04-16 14:06:50.198783 2026-04-16 14:06:50 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:06:50 INFO deconvolve::::casa ########################################## 2026-04-16 14:06:50 INFO name:: No table opened. 2026-04-16 14:06:50 INFO showcache:: The Table Cache is empty. 2026-04-16 14:06:50 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:06:50 INFO deconvolve::::casa+ [ check_val ] peak res is 0.3530414402484894 ( Pass : should be 0.353, Epsilon: 0.05) 2026-04-16 14:06:50 INFO deconvolve::::casa+ [ check_val ] mod flux is 0.7719729542732239 ( Pass : should be 0.772, Epsilon: 0.05) 2026-04-16 14:06:50 INFO deconvolve::::casa+ [ check_val ] iterdone is 10 ( Pass : should be 10, Exact: True ) 2026-04-16 14:06:50 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image', 'tst.model'] = [True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:06:50 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:06:50 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:06:50 INFO deconvolve::::casa+ [ check_pix_val ] tst.model : Value is 0.7719729542732239 at [50, 50, 0, 0] ( Pass : should be 0.772 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan .2026-04-16 14:06:50 INFO tclean::::casa ########################################## 2026-04-16 14:06:50 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:06:50 INFO tclean::::casa tclean( vis='refim_twochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:06:50 WARN tclean::task_tclean::casa For specmode='mfs' and deconvolver='mtmfs', the option of pbcor=True divides each restored Taylor coefficient image by the pb.tt0 image. This correction ignores the frequency-dependence of the primary beam and does not correct for PB spectral index. It is scientifically valid only for small fractional bandwidths. For more accurate wideband primary beam correction (if needed), please use one of the following options : (1) specmode='mvc' with gridder='standard' or 'mosaic' with pbcor=True, (2) conjbeams=True and wbawp=True with gridder='awproject' and pbcor=True. 2026-04-16 14:06:50 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:06:50 INFO SynthesisImagerVi2::selectData MS : refim_twochan.ms | [Opened in readonly mode] 2026-04-16 14:06:50 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:06:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:06:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:06:51 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:06:51 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49999e+09] at [0] with increment [1.99998e+09] 2026-04-16 14:06:51 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:06:51 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0008851 GB. Available mem.: 10.83 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:06:51 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:06:51 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:06:53 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Hessian Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:06:53 INFO SIImageStoreMultiTerm::calcSensitivity + [643572, -0.348463 2026-04-16 14:06:53 INFO SIImageStoreMultiTerm::calcSensitivity + -0.348463, 71507.9] 2026-04-16 14:06:53 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Covariance Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:06:53 INFO SIImageStoreMultiTerm::calcSensitivity + [1.55383e-06, 7.57191e-12 2026-04-16 14:06:53 INFO SIImageStoreMultiTerm::calcSensitivity + 7.57191e-12, 1.39845e-05] 2026-04-16 14:06:53 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor0] Theoretical sensitivity (Jy/bm):0.00124653 2026-04-16 14:06:53 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor1] Theoretical sensitivity (Jy/bm):0.00373958 2026-04-16 14:06:53 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.499994 GHz -> 2.49998GHz.Fractional Bandwidth : 133.333 %.Reference Frequency for Taylor Expansion : 1.49999GHz. 2026-04-16 14:06:53 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004011 2026-04-16 14:06:53 INFO SIImageStore::printBeamSet Beam : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:06:53 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:06:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:06:55 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.sumwt.tt1', 'tst.residual.tt1', 'tst.sumwt.tt2', 'tst.sumwt.tt0', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0'] 2026-04-16 14:06:56 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:06:50.376210 End time: 2026-04-16 14:06:55.538833 2026-04-16 14:06:56 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:06:56 INFO tclean::::casa ########################################## 2026-04-16 14:06:56 INFO deconvolve::::casa ########################################## 2026-04-16 14:06:56 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:06:56 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:06:56 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:06:56 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:06:56 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.12501 2026-04-16 14:06:56 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:06:56 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:06:56 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.12501, over full image : 1.12501 2026-04-16 14:06:56 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:06:56 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:06:56 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 80 pixels on each side for minor-cycle updates. 2026-04-16 14:06:56 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [50, 50] 2026-04-16 14:06:56 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.499994 GHz -> 2.49998GHz.Fractional Bandwidth : 133.333 %.Reference Frequency for Taylor Expansion : 1.49999GHz. 2026-04-16 14:06:56 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:06:56 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:06:56 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -5.4512e-07 2026-04-16 14:06:56 INFO MultiTermMatrixCleaner::computeHessianPeak + -5.4512e-07, 0.111111] 2026-04-16 14:06:56 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:06:56 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.12501 2026-04-16 14:06:56 INFO [10] Res: 0.392268 Max: 0.211076 Gain: 0.1 Pos: [50, 50] Scale: 0 Coeffs: 0.435853 -0.435854 2026-04-16 14:06:56 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:06:56 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.732746 (in this run) 2026-04-16 14:06:56 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.732746 [1]: -0.732747 2026-04-16 14:06:56 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.732746, peakres=1.12501->0.392268, Reached cycleniter. 2026-04-16 14:06:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:06:56 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.392268, over full image : 0.392268 2026-04-16 14:06:56 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:06:56 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:06:56 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:06:56 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:06:56 INFO SIImageStore::restore Beam for chan : 0 : 52.9302 arcsec, 49.1475 arcsec, -87.3944 deg 2026-04-16 14:06:56 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.0392268 Jy/beam 2026-04-16 14:06:56 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.alpha.error 2026-04-16 14:06:56 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:06:56 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:06:56 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:06:56 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:06:56 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.pb.tt0', 'tst.psf.tt1', 'tst.sumwt.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.alpha.error', 'tst.sumwt.tt2', 'tst.sumwt.tt0', 'tst.psf.tt2', 'tst.alpha', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:06:56 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:06:55.542259 End time: 2026-04-16 14:06:56.293108 2026-04-16 14:06:56 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:06:56 INFO deconvolve::::casa ########################################## 2026-04-16 14:06:56 INFO name:: No table opened. 2026-04-16 14:06:56 INFO showcache:: The Table Cache is empty. 2026-04-16 14:06:56 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:06:56 INFO deconvolve::::casa+ [ check_val ] peak res is 0.3922683298587799 ( Pass : should be 0.392, Epsilon: 0.05) 2026-04-16 14:06:56 INFO deconvolve::::casa+ [ check_val ] mod flux is 0.7327455282211304 ( Pass : should be 0.732, Epsilon: 0.05) 2026-04-16 14:06:56 INFO deconvolve::::casa+ [ check_val ] iterdone is 10 ( Pass : should be 10, Exact: True ) 2026-04-16 14:06:56 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt0', 'tst.model.tt0', 'tst.model.tt1', 'tst.alpha'] = [True, True, True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:06:56 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:06:56 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:06:56 INFO deconvolve::::casa+ [ check_pix_val ] tst.model.tt0 : Value is 0.7327455282211304 at [50, 50, 0, 0] ( Pass : should be 0.733 , Epsilon: 0.05) 2026-04-16 14:06:56 INFO deconvolve::::casa+ [ check_pix_val ] tst.image.tt1 : Value is 0.01891142502427101 at [2, 94, 0, 0] ( Pass : should be 0.019 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_twochan .2026-04-16 14:06:57 INFO tclean::::casa ########################################## 2026-04-16 14:06:57 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:06:57 INFO tclean::::casa tclean( vis='refim_eptwochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=200, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='multiscale', scales=[0, 20, 40, 100], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:06:57 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:06:57 INFO SynthesisImagerVi2::selectData MS : refim_eptwochan.ms | [Opened in readonly mode] 2026-04-16 14:06:57 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:06:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:06:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:06:57 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:06:57 INFO SynthesisImagerVi2::defineImage Shape: [200, 200, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.49999e+09] 2026-04-16 14:06:57 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:06:57 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.002124 GB. Available mem.: 10.83 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:06:57 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:06:57 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:06:58 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00101778 2026-04-16 14:06:58 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.00463 2026-04-16 14:06:58 INFO SIImageStore::printBeamSet Beam : 51.7145 arcsec, 48.0668 arcsec, -88.7305 deg 2026-04-16 14:06:58 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:06:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:07:00 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:00 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:06:56.502843 End time: 2026-04-16 14:07:00.023182 2026-04-16 14:07:00 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:07:00 INFO tclean::::casa ########################################## 2026-04-16 14:07:00 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:00 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:00 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='multiscale', scales=[0, 20, 40, 100], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:00 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:00 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : multiscale 2026-04-16 14:07:00 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.53377 2026-04-16 14:07:00 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:07:00 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 40000 out of a total of 40000 pixels. [ 100 % ] 2026-04-16 14:07:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.53377, over full image : 1.53377 2026-04-16 14:07:00 INFO SDAlgorithmBase::deconvolve [tst] Run multiscale minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:00 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [100, 100] 2026-04-16 14:07:00 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 0 2026-04-16 14:07:00 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 1 2026-04-16 14:07:00 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 2 2026-04-16 14:07:00 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 3 2026-04-16 14:07:00 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 0 2026-04-16 14:07:00 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 1 2026-04-16 14:07:00 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 2 2026-04-16 14:07:00 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 3 2026-04-16 14:07:00 INFO MatrixCleaner::clean() scale 1 = 0 pixels with bias = 1 2026-04-16 14:07:00 INFO MatrixCleaner::clean() scale 2 = 20 pixels with bias = 1 2026-04-16 14:07:00 INFO MatrixCleaner::clean() scale 3 = 40 pixels with bias = 1 2026-04-16 14:07:00 INFO MatrixCleaner::clean() scale 4 = 100 pixels with bias = 1 2026-04-16 14:07:00 INFO MatrixCleaner::clean() Cleaning using given mask 2026-04-16 14:07:00 INFO MatrixCleaner::clean() Cleaning pixels with mask values above 0.9 2026-04-16 14:07:00 INFO MatrixCleaner::clean() Starting iteration 2026-04-16 14:07:00 INFO MatrixCleaner::clean() Initial maximum residual is 7.65875 within the mask 2026-04-16 14:07:00 INFO MatrixCleaner::clean() iteration MaximumResidual CleanedFlux 2026-04-16 14:07:00 INFO MatrixCleaner::clean() 1 7.65875 0.765875 2026-04-16 14:07:00 INFO MatrixCleaner::clean() 2 4.1849 1.18436 2026-04-16 14:07:00 INFO MatrixCleaner::clean() 3 6.30922 1.81529 2026-04-16 14:07:00 INFO MatrixCleaner::clean() 4 3.4434 2.15963 2026-04-16 14:07:00 INFO MatrixCleaner::clean() 5 5.19991 2.67962 2026-04-16 14:07:00 INFO MatrixCleaner::clean() 6 1.20222 2.79984 2026-04-16 14:07:00 INFO MatrixCleaner::clean() 7 1.082 2.90804 2026-04-16 14:07:00 INFO MatrixCleaner::clean() 8 4.34981 3.34302 2026-04-16 14:07:00 INFO MatrixCleaner::clean() 9 0.947751 3.4378 2026-04-16 14:07:00 INFO MatrixCleaner::clean() 10 3.78307 3.8161 2026-04-16 14:07:00 INFO MatrixCleaner::clean() 0 0.323197 2026-04-16 14:07:00 INFO MatrixCleaner::clean() 1 0.76283 2026-04-16 14:07:00 INFO MatrixCleaner::clean() 2 2.73008 2026-04-16 14:07:00 INFO MatrixCleaner::clean() 3 0 2026-04-16 14:07:00 INFO MatrixCleaner::clean() Failed to reach stopping threshold 2026-04-16 14:07:00 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->3.8161, peakres=1.53377->0.822746, Reached cycleniter. 2026-04-16 14:07:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:00 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.822746, over full image : 0.822746 2026-04-16 14:07:00 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:00 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:00 INFO SIImageStore::restore Beam for chan : 0 : 51.7145 arcsec, 48.0668 arcsec, -88.7305 deg 2026-04-16 14:07:00 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:01 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:00.028777 End time: 2026-04-16 14:07:00.512305 2026-04-16 14:07:01 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:01 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:01 INFO name:: No table opened. 2026-04-16 14:07:01 INFO showcache:: The Table Cache is empty. 2026-04-16 14:07:01 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:07:01 INFO deconvolve::::casa+ [ check_val ] peak res is 0.8227455019950867 ( Pass : should be 0.823, Epsilon: 0.05) 2026-04-16 14:07:01 INFO deconvolve::::casa+ [ check_val ] mod flux is 3.816101551055908 ( Pass : should be 3.816, Epsilon: 0.05) 2026-04-16 14:07:01 INFO deconvolve::::casa+ [ check_val ] iterdone is 10 ( Pass : should be 10, Exact: True ) 2026-04-16 14:07:01 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.image', 'tst.model'] = [True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:07:01 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:07:01 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:07:01 INFO deconvolve::::casa+ [ check_pix_val ] tst.model : Value is 0.23396643996238708 at [94, 107, 0, 0] ( Pass : should be 0.234 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_eptwochan .2026-04-16 14:07:01 INFO tclean::::casa ########################################## 2026-04-16 14:07:01 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:07:01 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell=['10.0arcsec', '30.0arcsec'], phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:07:01 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:07:01 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:07:01 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:07:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:01 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:07:01 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.47499e+09] at [0] with increment [9.99992e+08] 2026-04-16 14:07:01 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:07:01 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.83 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:07:01 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:07:01 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:07:03 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.000406737 2026-04-16 14:07:03 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.004596 2026-04-16 14:07:03 INFO SIImageStore::printBeamSet Beam : 52.9637 arcsec, 51.7308 arcsec, 8.55634 deg 2026-04-16 14:07:03 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:07:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:07:06 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:06 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:07:00.785928 End time: 2026-04-16 14:07:06.016803 2026-04-16 14:07:06 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:07:06 INFO tclean::::casa ########################################## 2026-04-16 14:07:06 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:06 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:06 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:06 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:06 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:07:06 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.06851 2026-04-16 14:07:06 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:07:06 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:07:06 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.06851, over full image : 1.06851 2026-04-16 14:07:06 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:06 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.733202, peakres=1.06851->0.33531, Reached cycleniter. 2026-04-16 14:07:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:06 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33531, over full image : 0.33531 2026-04-16 14:07:06 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:06 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:06 INFO SIImageStore::restore Beam for chan : 0 : 52.9637 arcsec, 51.7308 arcsec, 8.55634 deg 2026-04-16 14:07:06 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:06 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:06.019559 End time: 2026-04-16 14:07:06.351610 2026-04-16 14:07:06 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:06 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:06 INFO name:: No table opened. 2026-04-16 14:07:06 INFO showcache:: The Table Cache is empty. 2026-04-16 14:07:06 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:07:06 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 14:07:06 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:07:06 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:07:06 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 0.464398056268692 at [50, 49, 0, 0] ( Pass : should be 0.482 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point .2026-04-16 14:07:06 INFO tclean::::casa ########################################## 2026-04-16 14:07:06 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:07:06 INFO tclean::::casa tclean( vis='refim_eptwochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=10, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:07:06 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:07:06 INFO SynthesisImagerVi2::selectData MS : refim_eptwochan.ms | [Opened in readonly mode] 2026-04-16 14:07:06 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:07:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:07 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:07:07 INFO SynthesisImagerVi2::defineImage Shape: [10, 10, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.49999e+09] 2026-04-16 14:07:07 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:07:07 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 5.311e-06 GB. Available mem.: 10.83 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:07:07 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:07:07 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:07:08 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00102323 2026-04-16 14:07:08 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024799 2026-04-16 14:07:08 INFO SIImageStore::printBeamSet Beam : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:07:08 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:07:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:07:10 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:10 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:07:06.471541 End time: 2026-04-16 14:07:10.458657 2026-04-16 14:07:10 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:07:10 INFO tclean::::casa ########################################## 2026-04-16 14:07:10 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:10 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:10 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:10 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:10 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:07:10 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:07:11 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:07:11 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:07:11 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:07:11 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:11 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 22 pixels. 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=0.909164 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 2, Maximum residual=0.831295 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.774452 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 4, Maximum residual=0.742264 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 5, Maximum residual=0.704163 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 6, Maximum residual=0.694294 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 7, Maximum residual=0.673767 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 8, Maximum residual=0.657675 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 9, Maximum residual=0.656218 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 10, Maximum residual=0.634894 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.768859, peakres=1.01018->0.634894, Reached cycleniter. 2026-04-16 14:07:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:11 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.634894, over full image : 0.634894 2026-04-16 14:07:11 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:11 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:11 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:07:11 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:11 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:10.468878 End time: 2026-04-16 14:07:10.881078 2026-04-16 14:07:11 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:11 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:11 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:11 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:11 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clark', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:11 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:11 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clark 2026-04-16 14:07:11 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.634894, over full image : 0.634894 2026-04-16 14:07:11 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:07:11 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:07:11 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.634894, over full image : 0.634894 2026-04-16 14:07:11 INFO SDAlgorithmBase::deconvolve [tst] Run clark minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:11 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 22 pixels. 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=0.603207 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 2, Maximum residual=0.603207 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.601346 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 4, Maximum residual=0.574905 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 5, Maximum residual=0.558298 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 6, Maximum residual=0.549841 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 7, Maximum residual=0.549841 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 8, Maximum residual=0.549352 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 9, Maximum residual=0.504303 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO ClarkCleanLatModel::solve Iteration: 10, Maximum residual=0.504303 Flux limit=0, 100 Active pixels 2026-04-16 14:07:11 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0.768858->1.34473, peakres=0.634894->0.504303, Reached cycleniter. 2026-04-16 14:07:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:11 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.504303, over full image : 0.504303 2026-04-16 14:07:11 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:11 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:11 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:07:11 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:11 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:10.901058 End time: 2026-04-16 14:07:11.186528 2026-04-16 14:07:11 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:11 INFO deconvolve::::casa ########################################## /opt/casa/data/casatestdata/unittest/deconvolve/ refim_eptwochan .2026-04-16 14:07:11 INFO tclean::::casa ########################################## 2026-04-16 14:07:11 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:07:11 INFO tclean::::casa tclean( vis='refim_point_linRL.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=10, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='clarkstokes', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:07:11 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:07:11 INFO SynthesisImagerVi2::selectData MS : refim_point_linRL.ms | [Opened in readonly mode] 2026-04-16 14:07:11 INFO SynthesisImagerVi2::selectData NRows selected : 140 2026-04-16 14:07:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:11 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:07:11 INFO SynthesisImagerVi2::defineImage Shape: [10, 10, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.49999e+09] 2026-04-16 14:07:11 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:07:11 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 5.311e-06 GB. Available mem.: 10.83 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:07:11 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:07:11 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:07:12 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.0345033 2026-04-16 14:07:12 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.036565 2026-04-16 14:07:12 INFO SIImageStore::printBeamSet Beam : 123.393 arcsec, 45.9887 arcsec, 28.7021 deg 2026-04-16 14:07:12 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:07:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:07:12 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:12 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:07:11.270130 End time: 2026-04-16 14:07:11.826286 2026-04-16 14:07:12 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:07:12 INFO tclean::::casa ########################################## 2026-04-16 14:07:12 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:12 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:12 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clarkstokes', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:12 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:12 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clarkstokes 2026-04-16 14:07:12 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1 2026-04-16 14:07:12 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:07:12 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:07:12 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1, over full image : 1 2026-04-16 14:07:12 INFO SDAlgorithmBase::deconvolve [tst] Run clarkstokes minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:12 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 49 pixels. 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=0.900001 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 2, Maximum residual=0.823311 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.753157 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 4, Maximum residual=0.706284 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 5, Maximum residual=0.689117 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 6, Maximum residual=0.602039 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 7, Maximum residual=0.593102 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 8, Maximum residual=0.590071 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 9, Maximum residual=0.546862 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 10, Maximum residual=0.539791 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.729373, peakres=1->0.539791, Reached cycleniter. 2026-04-16 14:07:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:12 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.539791, over full image : 0.539791 2026-04-16 14:07:12 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:12 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:12 INFO SIImageStore::restore Beam for chan : 0 : 123.393 arcsec, 45.9887 arcsec, 28.7021 deg 2026-04-16 14:07:12 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:12 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:11.841949 End time: 2026-04-16 14:07:12.298020 2026-04-16 14:07:12 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:12 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:12 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:12 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:12 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='clarkstokes', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:12 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:12 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : clarkstokes 2026-04-16 14:07:12 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.539791, over full image : 0.539791 2026-04-16 14:07:12 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:07:12 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:07:12 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.539791, over full image : 0.539791 2026-04-16 14:07:12 INFO SDAlgorithmBase::deconvolve [tst] Run clarkstokes minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:12 INFO SDAlgorithmClarkClean2::initializeDeconvolver Choosing a PSF patch size of 49 pixels. 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 1, Maximum residual=0.500264 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 2, Maximum residual=0.493795 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 3, Maximum residual=0.457636 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 4, Maximum residual=0.457636 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 5, Maximum residual=0.429544 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 6, Maximum residual=0.418641 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 7, Maximum residual=0.392943 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 8, Maximum residual=0.382968 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 9, Maximum residual=0.35946 Flux limit=0, 100 Active pixels 2026-04-16 14:07:12 INFO ClarkCleanLatModel::solve Iteration: 10, Maximum residual=0.331881 Flux limit=0, 100 Active pixels 2026-04-16 14:07:13 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0.729373->1.17395, peakres=0.539791->0.331881, Reached cycleniter. 2026-04-16 14:07:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:13 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.329908, over full image : 0.329908 2026-04-16 14:07:13 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:13 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:13 INFO SIImageStore::restore Beam for chan : 0 : 123.393 arcsec, 45.9887 arcsec, 28.7021 deg 2026-04-16 14:07:13 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:13 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:12.331070 End time: 2026-04-16 14:07:12.736936 2026-04-16 14:07:13 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:13 INFO deconvolve::::casa ########################################## /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point_linRL .2026-04-16 14:07:13 INFO tclean::::casa ########################################## 2026-04-16 14:07:13 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:07:13 INFO tclean::::casa tclean( vis='refim_eptwochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=10, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:07:13 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:07:13 INFO SynthesisImagerVi2::selectData MS : refim_eptwochan.ms | [Opened in readonly mode] 2026-04-16 14:07:13 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:07:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:13 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:07:13 INFO SynthesisImagerVi2::defineImage Shape: [10, 10, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.49999e+09] 2026-04-16 14:07:13 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:07:13 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 5.311e-06 GB. Available mem.: 10.83 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:07:13 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:07:13 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:07:15 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00102323 2026-04-16 14:07:15 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013038 2026-04-16 14:07:15 INFO SIImageStore::printBeamSet Beam : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:07:15 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:07:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:07:17 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:17 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:07:12.870858 End time: 2026-04-16 14:07:16.908402 2026-04-16 14:07:17 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:07:17 INFO tclean::::casa ########################################## 2026-04-16 14:07:17 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:17 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:17 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:17 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:17 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:07:17 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:07:17 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:07:17 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:07:17 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:07:17 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:17 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.814305, peakres=1.01018->0.598541, Reached cycleniter. 2026-04-16 14:07:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:17 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.598541, over full image : 0.598541 2026-04-16 14:07:17 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:17 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:17 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:07:17 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:17 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:16.919136 End time: 2026-04-16 14:07:17.203730 2026-04-16 14:07:17 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:17 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:17 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:17 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:17 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:17 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:17 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:07:17 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.598541, over full image : 0.598541 2026-04-16 14:07:17 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:07:17 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:07:17 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.598541, over full image : 0.598541 2026-04-16 14:07:17 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:17 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0.814305->1.40174, peakres=0.598541->0.470332, Reached cycleniter. 2026-04-16 14:07:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:17 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.470332, over full image : 0.470332 2026-04-16 14:07:17 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:17 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:17 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:07:17 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:18 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:17.234547 End time: 2026-04-16 14:07:17.518786 2026-04-16 14:07:18 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:18 INFO deconvolve::::casa ########################################## /opt/casa/data/casatestdata/unittest/deconvolve/ refim_eptwochan .2026-04-16 14:07:18 INFO tclean::::casa ########################################## 2026-04-16 14:07:18 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:07:18 INFO tclean::::casa tclean( vis='refim_eptwochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=10, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:07:18 WARN tclean::task_tclean::casa For specmode='mfs' and deconvolver='mtmfs', the option of pbcor=True divides each restored Taylor coefficient image by the pb.tt0 image. This correction ignores the frequency-dependence of the primary beam and does not correct for PB spectral index. It is scientifically valid only for small fractional bandwidths. For more accurate wideband primary beam correction (if needed), please use one of the following options : (1) specmode='mvc' with gridder='standard' or 'mosaic' with pbcor=True, (2) conjbeams=True and wbawp=True with gridder='awproject' and pbcor=True. 2026-04-16 14:07:18 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:07:18 INFO SynthesisImagerVi2::selectData MS : refim_eptwochan.ms | [Opened in readonly mode] 2026-04-16 14:07:18 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:07:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:18 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:07:18 INFO SynthesisImagerVi2::defineImage Shape: [10, 10, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.49999e+09] 2026-04-16 14:07:18 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:07:18 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 8.851e-06 GB. Available mem.: 10.83 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:07:18 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:07:18 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:07:22 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Hessian Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:07:22 INFO SIImageStoreMultiTerm::calcSensitivity + [955101, -3322.56 2026-04-16 14:07:22 INFO SIImageStoreMultiTerm::calcSensitivity + -3322.56, 70400.6] 2026-04-16 14:07:22 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Covariance Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:07:22 INFO SIImageStoreMultiTerm::calcSensitivity + [1.04718e-06, 4.94218e-08 2026-04-16 14:07:22 INFO SIImageStoreMultiTerm::calcSensitivity + 4.94218e-08, 1.42068e-05] 2026-04-16 14:07:22 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor0] Theoretical sensitivity (Jy/bm):0.00102332 2026-04-16 14:07:22 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor1] Theoretical sensitivity (Jy/bm):0.00376919 2026-04-16 14:07:22 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:07:22 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013888 2026-04-16 14:07:22 INFO SIImageStore::printBeamSet Beam : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:07:22 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:07:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:07:24 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.sumwt.tt1', 'tst.residual.tt1', 'tst.sumwt.tt2', 'tst.sumwt.tt0', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0'] 2026-04-16 14:07:24 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:07:17.672034 End time: 2026-04-16 14:07:24.344218 2026-04-16 14:07:24 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:07:24 INFO tclean::::casa ########################################## 2026-04-16 14:07:24 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:24 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:24 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:24 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:24 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:07:24 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:07:24 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:07:24 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:07:24 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:07:24 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:24 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:07:24 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:07:24 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:07:24 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:07:24 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:07:24 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:07:24 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:07:24 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:07:24 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:07:24 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1.01018 2026-04-16 14:07:24 INFO [10] Res: 0.620616 Max: 0.503391 Gain: 0.1 Pos: [0, 9] Scale: 0 Coeffs: 0.611987 -1.29365 2026-04-16 14:07:24 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:07:24 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.744336 (in this run) 2026-04-16 14:07:24 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.744336 [1]: -1.54821 2026-04-16 14:07:25 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.744336, peakres=1.01018->0.48471, Reached cycleniter. 2026-04-16 14:07:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:25 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:07:25 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:25 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:07:25 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:25 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:07:25 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:07:25 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.048142 Jy/beam 2026-04-16 14:07:25 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.alpha.error 2026-04-16 14:07:25 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:07:25 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:07:25 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:07:25 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:07:25 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.pb.tt0', 'tst.psf.tt1', 'tst.sumwt.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.alpha.error', 'tst.sumwt.tt2', 'tst.sumwt.tt0', 'tst.psf.tt2', 'tst.alpha', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:07:25 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:24.361047 End time: 2026-04-16 14:07:25.139859 2026-04-16 14:07:25 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:25 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:25 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:25 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:25 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:25 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:25 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:07:25 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:07:25 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:07:25 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:07:25 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.48471, over full image : 0.48471 2026-04-16 14:07:25 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:25 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:07:25 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 10 pixels on each side for minor-cycle updates. 2026-04-16 14:07:25 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:07:25 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:07:25 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:07:25 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:07:25 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -0.00347875 2026-04-16 14:07:25 INFO MultiTermMatrixCleaner::computeHessianPeak + -0.00347875, 0.0737101] 2026-04-16 14:07:25 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:07:25 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 0.48471 2026-04-16 14:07:25 INFO [10] Res: 0.316589 Max: 0.132319 Gain: 0.1 Pos: [5, 9] Scale: 0 Coeffs: 0.338361 -0.476128 2026-04-16 14:07:25 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:07:25 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.402002 (in this run) 2026-04-16 14:07:25 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 1.14634 [1]: -2.22354 2026-04-16 14:07:25 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0.744336->1.14634, peakres=0.48471->0.288126, Reached cycleniter. 2026-04-16 14:07:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:25 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.288126, over full image : 0.288126 2026-04-16 14:07:25 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:25 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:07:25 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:25 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:07:25 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:07:25 INFO SIImageStoreMultiTerm::calculateAlphaBeta Calculating spectral parameters for Intensity > peakresidual/10 = 0.0286807 Jy/beam 2026-04-16 14:07:25 INFO SIImageStoreMultiTerm::calculateAlphaBeta Written Spectral Index Error Image : /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.alpha.error 2026-04-16 14:07:25 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:07:25 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:07:26 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:07:26 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:07:26 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.pb.tt0', 'tst.psf.tt1', 'tst.sumwt.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.alpha.error', 'tst.sumwt.tt2', 'tst.sumwt.tt0', 'tst.psf.tt2', 'tst.alpha', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:07:26 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:25.183724 End time: 2026-04-16 14:07:25.810474 2026-04-16 14:07:26 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:26 INFO deconvolve::::casa ########################################## /opt/casa/data/casatestdata/unittest/deconvolve/ refim_eptwochan .2026-04-16 14:07:26 INFO tclean::::casa ########################################## 2026-04-16 14:07:26 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:07:26 INFO tclean::::casa tclean( vis='refim_eptwochan.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=10, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='multiscale', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:07:26 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:07:26 INFO SynthesisImagerVi2::selectData MS : refim_eptwochan.ms | [Opened in readonly mode] 2026-04-16 14:07:26 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:07:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:27 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:07:27 INFO SynthesisImagerVi2::defineImage Shape: [10, 10, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.49999e+09] 2026-04-16 14:07:27 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:07:27 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 5.311e-06 GB. Available mem.: 10.83 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:07:27 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:07:27 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:07:28 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00102323 2026-04-16 14:07:28 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.012871 2026-04-16 14:07:28 INFO SIImageStore::printBeamSet Beam : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:07:28 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:07:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:07:30 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:30 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:07:26.001116 End time: 2026-04-16 14:07:30.094298 2026-04-16 14:07:30 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:07:30 INFO tclean::::casa ########################################## 2026-04-16 14:07:30 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:30 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:30 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='multiscale', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:30 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:30 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : multiscale 2026-04-16 14:07:30 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.01018 2026-04-16 14:07:30 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:07:30 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:07:30 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.01018, over full image : 1.01018 2026-04-16 14:07:30 INFO SDAlgorithmBase::deconvolve [tst] Run multiscale minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:30 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:07:30 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 0 2026-04-16 14:07:30 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 0 2026-04-16 14:07:30 INFO MatrixCleaner::clean() Cleaning using given mask 2026-04-16 14:07:30 INFO MatrixCleaner::clean() Cleaning pixels with mask values above 0.9 2026-04-16 14:07:30 INFO MatrixCleaner::clean() Starting iteration 2026-04-16 14:07:30 INFO MatrixCleaner::clean() Initial maximum residual is 0.878977 within the mask 2026-04-16 14:07:30 INFO MatrixCleaner::clean() iteration MaximumResidual CleanedFlux 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 1 0.878977 0.0878977 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 2 0.791079 0.167006 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 3 0.731054 0.240111 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 4 0.692516 0.309363 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 5 0.679882 0.377351 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 6 0.658804 0.443231 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 7 0.618738 0.505105 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 8 0.606363 0.565741 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 9 0.603722 0.626113 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 10 0.597304 0.685844 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 0 0.685844 2026-04-16 14:07:30 INFO MatrixCleaner::clean() Failed to reach stopping threshold 2026-04-16 14:07:30 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.685844, peakres=1.01018->0.621048, Reached cycleniter. 2026-04-16 14:07:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:30 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.621048, over full image : 0.621048 2026-04-16 14:07:30 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:30 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:30 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:07:30 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:30 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:30.104844 End time: 2026-04-16 14:07:30.407137 2026-04-16 14:07:30 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:30 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:30 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:30 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:30 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='multiscale', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:30 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:30 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : multiscale 2026-04-16 14:07:30 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.621048, over full image : 0.621048 2026-04-16 14:07:30 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:07:30 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:07:30 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.621048, over full image : 0.621048 2026-04-16 14:07:30 INFO SDAlgorithmBase::deconvolve [tst] Run multiscale minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:30 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [5, 5] 2026-04-16 14:07:30 INFO MatrixCleaner::makePsfScales() Calculating convolutions for scale 0 2026-04-16 14:07:30 INFO MatrixCleaner::makeScaleMasks() Calculating mask convolution for scale 0 2026-04-16 14:07:30 INFO MatrixCleaner::clean() Cleaning using given mask 2026-04-16 14:07:30 INFO MatrixCleaner::clean() Cleaning pixels with mask values above 0.9 2026-04-16 14:07:30 INFO MatrixCleaner::clean() Starting iteration 2026-04-16 14:07:30 INFO MatrixCleaner::clean() Initial maximum residual is 0.47986 within the mask 2026-04-16 14:07:30 INFO MatrixCleaner::clean() iteration MaximumResidual CleanedFlux 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 1 0.47986 0.047986 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 2 0.477306 0.0957166 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 3 0.449682 0.140685 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 4 0.431531 0.183838 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 5 0.423772 0.226215 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 6 0.393304 0.265545 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 7 0.379626 0.303508 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 8 0.370928 0.340601 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 9 0.359684 0.376569 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 10 0.353973 0.411967 2026-04-16 14:07:30 INFO MatrixCleaner::clean() 0 0.411967 2026-04-16 14:07:30 INFO MatrixCleaner::clean() Failed to reach stopping threshold 2026-04-16 14:07:31 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0.685844->1.09781, peakres=0.621048->0.434713, Reached cycleniter. 2026-04-16 14:07:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:31 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.434713, over full image : 0.434713 2026-04-16 14:07:31 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:31 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:31 INFO SIImageStore::restore Beam for chan : 0 : 52.0816 arcsec, 48.8525 arcsec, -88.3554 deg 2026-04-16 14:07:31 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:31 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:30.423641 End time: 2026-04-16 14:07:30.691381 2026-04-16 14:07:31 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:31 INFO deconvolve::::casa ########################################## /opt/casa/data/casatestdata/unittest/deconvolve/ refim_eptwochan .2026-04-16 14:07:31 INFO tclean::::casa ########################################## 2026-04-16 14:07:31 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:07:31 INFO tclean::::casa tclean( vis='refim_point.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=10, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:07:31 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:07:31 INFO SynthesisImagerVi2::selectData MS : refim_point.ms | [Opened in readonly mode] 2026-04-16 14:07:31 INFO SynthesisImagerVi2::selectData NRows selected : 168480 2026-04-16 14:07:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:32 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:07:32 INFO SynthesisImagerVi2::defineImage Shape: [10, 10, 1, 1] Spectral: [1.47499e+09] at [0] with increment [9.99992e+08] 2026-04-16 14:07:32 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:07:32 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 5.311e-06 GB. Available mem.: 10.83 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:07:32 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:07:32 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:07:35 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.00039535 2026-04-16 14:07:35 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.012413 2026-04-16 14:07:35 INFO SIImageStore::printBeamSet Beam : 51.8097 arcsec, 48.6437 arcsec, -88.2966 deg 2026-04-16 14:07:35 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:07:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:07:40 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:40 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:07:30.896216 End time: 2026-04-16 14:07:39.921894 2026-04-16 14:07:40 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:07:40 INFO tclean::::casa ########################################## 2026-04-16 14:07:40 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:40 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:40 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:40 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:40 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:07:40 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:07:40 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.0601 2026-04-16 14:07:40 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:07:40 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:07:40 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.0601, over full image : 1.0601 2026-04-16 14:07:40 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:40 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.727428, peakres=1.0601->0.33267, Reached cycleniter. 2026-04-16 14:07:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:40 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33267, over full image : 0.33267 2026-04-16 14:07:40 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:40 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:40 INFO SIImageStore::restore Beam for chan : 0 : 51.8097 arcsec, 48.6437 arcsec, -88.2966 deg 2026-04-16 14:07:40 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:07:40 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:39.953150 End time: 2026-04-16 14:07:40.226647 2026-04-16 14:07:40 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:40 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:40 INFO name:: No table opened. 2026-04-16 14:07:40 INFO showcache:: The Table Cache is empty. 2026-04-16 14:07:40 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:07:40 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.mask', 'tst.model', 'tst.image'] = [True, True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:07:40 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:07:40 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:07:40 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.060097575187683 at [5, 5, 0, 0] ( Pass : should be 1.06 , Epsilon: 0.05) .2026-04-16 14:07:40 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:40 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:40 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam='100.0arcsec', niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:40 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:40 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:07:40 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:07:40 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.0601 2026-04-16 14:07:40 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:07:40 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:07:40 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.0601, over full image : 1.0601 2026-04-16 14:07:40 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:40 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.727428, peakres=1.0601->0.33267, Reached cycleniter. 2026-04-16 14:07:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:40 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33267, over full image : 0.33267 2026-04-16 14:07:40 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:40 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:40 INFO SIImageStore::restore Common Beam : 100 arcsec, 100 arcsec, 0 deg 2026-04-16 14:07:41 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:07:41 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:40.291819 End time: 2026-04-16 14:07:40.677414 2026-04-16 14:07:41 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:41 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:41 INFO name:: No table opened. 2026-04-16 14:07:41 INFO showcache:: The Table Cache is empty. 2026-04-16 14:07:41 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:07:41 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.mask', 'tst.model', 'tst.image'] = [True, True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:07:41 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:07:41 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:07:41 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.4314706325531006 at [5, 5, 0, 0] ( Pass : should be 1.436 , Epsilon: 0.05) .2026-04-16 14:07:41 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:41 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:41 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:41 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:41 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:07:41 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:07:41 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.0601 2026-04-16 14:07:41 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:07:41 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:07:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.0601, over full image : 1.0601 2026-04-16 14:07:41 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:41 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.727428, peakres=1.0601->0.33267, Reached cycleniter. 2026-04-16 14:07:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:41 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33267, over full image : 0.33267 2026-04-16 14:07:41 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:41 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:07:41 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:40.751364 End time: 2026-04-16 14:07:40.958518 2026-04-16 14:07:41 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:41 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:41 INFO name:: No table opened. 2026-04-16 14:07:41 INFO showcache:: The Table Cache is empty. 2026-04-16 14:07:41 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys ) 2026-04-16 14:07:41 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.mask', 'tst.model'] = [True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:07:41 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:07:41 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:07:41 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [False] ( Pass : should all be False ) .2026-04-16 14:07:41 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:41 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:41 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:41 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:41 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:07:41 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:07:41 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1.0601 2026-04-16 14:07:41 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:07:41 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:07:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.0601, over full image : 1.0601 2026-04-16 14:07:41 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:41 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.727428, peakres=1.0601->0.33267, Reached cycleniter. 2026-04-16 14:07:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:41 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33267, over full image : 0.33267 2026-04-16 14:07:41 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:41 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.pb'] 2026-04-16 14:07:41 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:41.035480 End time: 2026-04-16 14:07:41.260293 2026-04-16 14:07:41 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:41 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:41 INFO name:: No table opened. 2026-04-16 14:07:41 INFO showcache:: The Table Cache is empty. 2026-04-16 14:07:41 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:41 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:41 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:41 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:41 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:07:41 INFO task_deconvolve::SIImageStore::Open existing Images SumWt does not exist. Proceeding only with PSF 2026-04-16 14:07:41 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33267, over full image : 0.33267 2026-04-16 14:07:41 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:41 INFO SynthesisDeconvolver::setupMask [tst] Initializing to existing mask 2026-04-16 14:07:41 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 100 out of a total of 100 pixels. [ 100 % ] 2026-04-16 14:07:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.33267, over full image : 0.33267 2026-04-16 14:07:41 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:41 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:41 INFO SIImageStore::restore Beam for chan : 0 : 51.8097 arcsec, 48.6437 arcsec, -88.2966 deg 2026-04-16 14:07:41 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.pb'] 2026-04-16 14:07:42 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:41.308054 End time: 2026-04-16 14:07:41.570463 2026-04-16 14:07:42 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:42 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:42 INFO name:: No table opened. 2026-04-16 14:07:42 INFO showcache:: The Table Cache is empty. 2026-04-16 14:07:42 INFO deconvolve::::casa [ check_ret_structure ] Return dictionary struture check: type=reduced ( Pass : found all expected keys : Extra key(s):['stopDescription'] ) 2026-04-16 14:07:42 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.psf', 'tst.residual', 'tst.mask', 'tst.model', 'tst.image'] = [True, True, True, True, True] ( Pass : should all be True ) 2026-04-16 14:07:42 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:07:42 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:07:42 INFO deconvolve::::casa+ [ check_pix_val ] tst.model : Value is 0.7274277806282043 at [5, 5, 0, 0] ( Pass : should be 0.727 , Epsilon: 0.05) .2026-04-16 14:07:42 INFO tclean::::casa ########################################## 2026-04-16 14:07:42 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:07:42 INFO tclean::::casa tclean( vis='refim_point_linRL.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:07:42 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:07:42 INFO SynthesisImagerVi2::selectData MS : refim_point_linRL.ms | [Opened in readonly mode] 2026-04-16 14:07:42 INFO SynthesisImagerVi2::selectData NRows selected : 140 2026-04-16 14:07:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:42 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:07:42 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.49999e+09] 2026-04-16 14:07:42 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:07:42 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.0005311 GB. Available mem.: 10.83 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:07:42 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:07:42 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:07:42 INFO SIImageStore::calcSensitivity [tst] Theoretical sensitivity (Jy/bm):0.0345033 2026-04-16 14:07:42 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.005749 2026-04-16 14:07:42 INFO SIImageStore::printBeamSet Beam : 137.572 arcsec, 47.9881 arcsec, 25.3712 deg 2026-04-16 14:07:42 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:07:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:07:42 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.psf', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:42 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:07:41.734171 End time: 2026-04-16 14:07:42.291492 2026-04-16 14:07:42 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:07:42 INFO tclean::::casa ########################################## 2026-04-16 14:07:42 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:42 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:42 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:42 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:42 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : hogbom 2026-04-16 14:07:42 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 1 2026-04-16 14:07:42 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:07:42 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 10000 out of a total of 10000 pixels. [ 100 % ] 2026-04-16 14:07:42 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1, over full image : 1 2026-04-16 14:07:42 INFO SDAlgorithmBase::deconvolve [tst] Run Hogbom minor-cycle | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:42 INFO SDAlgorithmBase::deconvolve [tst] iters=0->10 [10], model=0->0.68619, peakres=1->0.313811, Reached cycleniter. 2026-04-16 14:07:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 10 iterations. 2026-04-16 14:07:42 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.313811, over full image : 0.313811 2026-04-16 14:07:42 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:42 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:43 INFO SIImageStore::restore Beam for chan : 0 : 137.572 arcsec, 47.9881 arcsec, 25.3712 deg 2026-04-16 14:07:43 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.residual', 'tst.model', 'tst.psf', 'tst.mask', 'tst.image', 'tst.sumwt', 'tst.pb'] 2026-04-16 14:07:43 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:42.296085 End time: 2026-04-16 14:07:42.660593 2026-04-16 14:07:43 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:43 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:43 INFO name:: No table opened. 2026-04-16 14:07:43 INFO showcache:: The Table Cache is empty. 2026-04-16 14:07:43 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:07:43 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image'] = [True] ( Pass : should all be True ) 2026-04-16 14:07:43 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:07:43 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:07:43 INFO deconvolve::::casa+ [ check_pix_val ] tst.image : Value is 1.0000007152557373 at [50, 50, 0, 0] ( Pass : should be 1.0 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point_linRL .2026-04-16 14:07:43 INFO tclean::::casa ########################################## 2026-04-16 14:07:43 INFO tclean::::casa ##### Begin Task: tclean ##### 2026-04-16 14:07:43 INFO tclean::::casa tclean( vis='refim_point_linRL.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='tst', imsize=100, cell='8.0arcsec', phasecenter='', stokes='IQUV', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=0.2, normtype='flatnoise', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=False, restoringbeam=[], pbcor=True, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2026-04-16 14:07:43 WARN tclean::task_tclean::casa For specmode='mfs' and deconvolver='mtmfs', the option of pbcor=True divides each restored Taylor coefficient image by the pb.tt0 image. This correction ignores the frequency-dependence of the primary beam and does not correct for PB spectral index. It is scientifically valid only for small fractional bandwidths. For more accurate wideband primary beam correction (if needed), please use one of the following options : (1) specmode='mvc' with gridder='standard' or 'mosaic' with pbcor=True, (2) conjbeams=True and wbawp=True with gridder='awproject' and pbcor=True. 2026-04-16 14:07:43 INFO tclean::::casa Verifying Input Parameters 2026-04-16 14:07:43 INFO SynthesisImagerVi2::selectData MS : refim_point_linRL.ms | [Opened in readonly mode] 2026-04-16 14:07:43 INFO SynthesisImagerVi2::selectData NRows selected : 140 2026-04-16 14:07:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [tst] : 2026-04-16 14:07:43 INFO SynthesisImagerVi2::defineImage Impars: start 2026-04-16 14:07:43 INFO SynthesisImagerVi2::defineImage Shape: [100, 100, 4, 1] Spectral: [1.49998e+09] at [0] with increment [1.49999e+09] 2026-04-16 14:07:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [tst] with ftmachine : gridft 2026-04-16 14:07:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003541 GB. Available mem.: 10.83 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2026-04-16 14:07:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2026-04-16 14:07:43 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2026-04-16 14:07:43 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Hessian Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:07:43 INFO SIImageStoreMultiTerm::calcSensitivity + [420, -0.000161385 2026-04-16 14:07:43 INFO SIImageStoreMultiTerm::calcSensitivity + -0.000161385, 31.1111] 2026-04-16 14:07:43 INFO SIImageStoreMultiTerm::calcSensitivity Multi-Term Covariance Matrix : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:07:43 INFO SIImageStoreMultiTerm::calcSensitivity + [0.00238095, 1.23509e-08 2026-04-16 14:07:43 INFO SIImageStoreMultiTerm::calcSensitivity + 1.23509e-08, 0.0321429] 2026-04-16 14:07:43 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor0] Theoretical sensitivity (Jy/bm):0.048795 2026-04-16 14:07:43 INFO SIImageStoreMultiTerm::calcSensitivity [tst][Taylor1] Theoretical sensitivity (Jy/bm):0.179284 2026-04-16 14:07:43 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:07:43 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013164 2026-04-16 14:07:43 INFO SIImageStore::printBeamSet Restoring Beams 2026-04-16 14:07:43 INFO SIImageStore::printBeamSet + Chan Freq Vel Pol 2026-04-16 14:07:43 INFO SIImageStore::printBeamSet + 0 1.5e+09 -149892 I 137.5722 arcsec x 47.9881 arcsec pa= 25.3712 deg 2026-04-16 14:07:43 INFO SIImageStore::printBeamSet + 0 1.5e+09 -149892 Q 137.5722 arcsec x 47.9881 arcsec pa= 25.3712 deg 2026-04-16 14:07:43 INFO SIImageStore::printBeamSet + 0 1.5e+09 -149892 U 137.5722 arcsec x 47.9881 arcsec pa= 25.3712 deg 2026-04-16 14:07:43 INFO SIImageStore::printBeamSet + 0 1.5e+09 -149892 V 137.5722 arcsec x 47.9881 arcsec pa= 25.3712 deg 2026-04-16 14:07:43 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2026-04-16 14:07:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2026-04-16 14:07:44 INFO tclean::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.pb.tt0', 'tst.psf.tt1', 'tst.sumwt.tt1', 'tst.residual.tt1', 'tst.sumwt.tt2', 'tst.sumwt.tt0', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0'] 2026-04-16 14:07:44 INFO tclean::::casa Task tclean complete. Start time: 2026-04-16 14:07:42.748887 End time: 2026-04-16 14:07:43.894655 2026-04-16 14:07:44 INFO tclean::::casa ##### End Task: tclean ##### 2026-04-16 14:07:44 INFO tclean::::casa ########################################## 2026-04-16 14:07:44 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:44 INFO deconvolve::::casa ##### Begin Task: deconvolve ##### 2026-04-16 14:07:44 INFO deconvolve::::casa deconvolve( imagename='tst', startmodel='', deconvolver='mtmfs', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], niter=10, gain=0.1, threshold=0.0, nsigma=0.0, interactive=False, fullsummary=False, fastnoise=True, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, verbose=False ) 2026-04-16 14:07:44 INFO deconvolve::::casa Verifying Input Parameters 2026-04-16 14:07:44 INFO SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [tst] : mtmfs 2026-04-16 14:07:44 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0, over full image : 4 2026-04-16 14:07:44 INFO SynthesisDeconvolver::setupMask [tst] Initializing new mask to 1.0 for the full image 2026-04-16 14:07:44 INFO SynthesisDeconvolver::setupMask [tst] Number of pixels in the clean mask : 40000 out of a total of 40000 pixels. [ 100 % ] 2026-04-16 14:07:44 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 4, over full image : 4 2026-04-16 14:07:44 INFO SDAlgorithmBase::deconvolve [tst] Run mtmfs minor-cycle on 4 pols | CycleThreshold=0, CycleNiter=10, Gain=0.1 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::verifyScaleSizes() Scale sizes to be used for deconvolution : [0] 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::initialise() Using a PSF patch of 80 pixels on each side for minor-cycle updates. 2026-04-16 14:07:44 INFO MatrixCleaner::validatePsf() Peak of PSF = 1 at [50, 50] 2026-04-16 14:07:44 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::computeHessianPeak Calculating PSF and Scale convolutions 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::computeHessianPeak The Matrix [H] for 0 pixel scale is : Axis Lengths: [2, 2] (NB: Matrix in Row/Column order) 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::computeHessianPeak + [1, -3.79944e-07 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::computeHessianPeak + -3.79944e-07, 0.074074] 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 1 2026-04-16 14:07:44 INFO [10] Res: 0.348679 Max: 0.150095 Gain: 0.1 Pos: [50, 50] Scale: 0 Coeffs: 0.387421 -4.38918e-08 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 0.651322 (in this run) 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 0.651322 [1]: -7.37901e-08 2026-04-16 14:07:44 INFO SDAlgorithmBase::deconvolve [tst:P0] iters=0->10 [10], model=0->0.651322, peakres=1->0.348679, Reached cycleniter. 2026-04-16 14:07:44 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 2.00049 2026-04-16 14:07:44 INFO [20] Res: 0.697528 Max: 0.600675 Gain: 0.1 Pos: [50, 50] Scale: 0 Coeffs: 0.775031 -0.00584572 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 1.95428 (in this run) 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 1.30296 [1]: -0.00982767 2026-04-16 14:07:44 INFO SDAlgorithmBase::deconvolve [tst:P1] iters=10->20 [10], model=0->1.30296, peakres=2.00049->0.697527, Reached cycleniter. 2026-04-16 14:07:44 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 2.99594 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 3.90561 (in this run) 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 1.95132 [1]: 0.0150923 2026-04-16 14:07:44 INFO SDAlgorithmBase::deconvolve [tst:P2] iters=20->30 [10], model=0->1.95132, peakres=2.99594->1.04462, Reached cycleniter. 2026-04-16 14:07:44 INFO SIImageStoreMultiTerm::calcFractionalBandwidth MFS frequency range : 0.749992 GHz -> 2.24998GHz.Fractional Bandwidth : 100 %.Reference Frequency for Taylor Expansion : 1.49998GHz. 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Calculating convolutions of residual images with scales 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Peak convolved residual (within mask) : 4 2026-04-16 14:07:44 INFO [40] Res: 1.39471 Max: 2.40152 Gain: 0.1 Pos: [50, 50] Scale: 0 Coeffs: 1.54968 -1.43646e-07 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Reached max number of iterations for this minor cycle 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Total flux by scale : [0]: 6.51089 (in this run) 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::mtclean() Total flux by Taylor coefficient : [0]: 2.60529 [1]: -2.41494e-07 2026-04-16 14:07:44 INFO SDAlgorithmBase::deconvolve [tst:P3] iters=30->40 [10], model=0->2.60529, peakres=4->1.39471, Reached cycleniter. 2026-04-16 14:07:44 INFO SDAlgorithmBase::deconvolve [tst] Total model flux (over all planes) : 6.5109 Peak Residual (over all planes) : 1.39471 in C0:P3 2026-04-16 14:07:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 40 iterations. 2026-04-16 14:07:44 INFO task_deconvolve::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 1.39471, over full image : 1.39471 2026-04-16 14:07:44 INFO deconvolve::::casa Reached global stopping criterion : iteration limit 2026-04-16 14:07:44 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:07:44 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:44 INFO SIImageStore::restore Beam for chan : 0 : 137.572 arcsec, 47.9881 arcsec, 25.3712 deg 2026-04-16 14:07:44 INFO SIImageStore::restore Beam for chan : 0 : 137.572 arcsec, 47.9881 arcsec, 25.3712 deg 2026-04-16 14:07:44 INFO SIImageStoreMultiTerm::calculateAlphaBeta Alpha and Beta images will not be computed for images that contain anything other than stokes I in them. 2026-04-16 14:07:45 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:07:45 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:45 INFO SIImageStore::restore Beam for chan : 0 : 137.572 arcsec, 47.9881 arcsec, 25.3712 deg 2026-04-16 14:07:45 INFO SIImageStore::restore Beam for chan : 0 : 137.572 arcsec, 47.9881 arcsec, 25.3712 deg 2026-04-16 14:07:45 INFO SIImageStoreMultiTerm::calculateAlphaBeta Alpha and Beta images will not be computed for images that contain anything other than stokes I in them. 2026-04-16 14:07:45 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:07:45 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:45 INFO SIImageStore::restore Beam for chan : 0 : 137.572 arcsec, 47.9881 arcsec, 25.3712 deg 2026-04-16 14:07:45 INFO SIImageStore::restore Beam for chan : 0 : 137.572 arcsec, 47.9881 arcsec, 25.3712 deg 2026-04-16 14:07:45 INFO SIImageStoreMultiTerm::calculateAlphaBeta Alpha and Beta images will not be computed for images that contain anything other than stokes I in them. 2026-04-16 14:07:45 INFO MultiTermMatrixCleaner::computeprincipalsolution() MTMC :: Computing principal solution on residuals 2026-04-16 14:07:45 INFO SDAlgorithmBase::restore [tst] : Restoring model image. 2026-04-16 14:07:45 INFO SIImageStore::restore Beam for chan : 0 : 137.572 arcsec, 47.9881 arcsec, 25.3712 deg 2026-04-16 14:07:45 INFO SIImageStore::restore Beam for chan : 0 : 137.572 arcsec, 47.9881 arcsec, 25.3712 deg 2026-04-16 14:07:45 INFO SIImageStoreMultiTerm::calculateAlphaBeta Alpha and Beta images will not be computed for images that contain anything other than stokes I in them. 2026-04-16 14:07:45 INFO SDAlgorithmMSMFS::restore Restored images : 2026-04-16 14:07:45 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt0 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt0) 2026-04-16 14:07:45 INFO SDAlgorithmMSMFS::restore /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.image.tt1 (model=/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_deconvolve_casashell/tst.model.tt1) 2026-04-16 14:07:45 INFO SDAlgorithmMSMFS::restore 2026-04-16 14:07:45 INFO deconvolve::::casa Searching for images with prefix 'tst'... Found these, writing history into them: ['tst.image.tt0', 'tst.pb.tt0', 'tst.psf.tt1', 'tst.sumwt.tt1', 'tst.mask', 'tst.residual.tt1', 'tst.model.tt1', 'tst.sumwt.tt2', 'tst.sumwt.tt0', 'tst.psf.tt2', 'tst.psf.tt0', 'tst.residual.tt0', 'tst.image.tt1', 'tst.model.tt0'] 2026-04-16 14:07:45 INFO deconvolve::::casa Task deconvolve complete. Start time: 2026-04-16 14:07:43.897795 End time: 2026-04-16 14:07:45.131520 2026-04-16 14:07:45 INFO deconvolve::::casa ##### End Task: deconvolve ##### 2026-04-16 14:07:45 INFO deconvolve::::casa ########################################## 2026-04-16 14:07:45 INFO name:: No table opened. 2026-04-16 14:07:45 INFO showcache:: The Table Cache is empty. 2026-04-16 14:07:45 INFO deconvolve::::casa [ checkall ] 2026-04-16 14:07:45 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image.tt0'] = [True] ( Pass : should all be True ) 2026-04-16 14:07:45 INFO deconvolve::::casa+ All expected keywords in imageinfo, miscinfo, and coords found. (check_keywords) 2026-04-16 14:07:45 INFO deconvolve::::casa+ [check_history] All expected history entries found. (Pass) 2026-04-16 14:07:45 INFO deconvolve::::casa+ [ check_ims ] Image made : ['tst.image.alpha'] = [False] ( Pass : should all be False ) 2026-04-16 14:07:45 INFO deconvolve::::casa+ [ check_pix_val ] tst.image.tt0 : Value is 1.0000007152557373 at [50, 50, 0, 0] ( Pass : should be 1.0 , Epsilon: 0.05) 2026-04-16 14:07:45 INFO deconvolve::::casa+ [ check_pix_val ] tst.image.tt0 : Value is 2.0004897117614746 at [50, 50, 1, 0] ( Pass : should be 2.0 , Epsilon: 0.05) 2026-04-16 14:07:45 INFO deconvolve::::casa+ [ check_pix_val ] tst.image.tt0 : Value is 2.9959442615509033 at [50, 50, 2, 0] ( Pass : should be 3.0 , Epsilon: 0.05) 2026-04-16 14:07:45 INFO deconvolve::::casa+ [ check_pix_val ] tst.image.tt0 : Value is 4.000002861022949 at [50, 50, 3, 0] ( Pass : should be 4.0 , Epsilon: 0.05) /opt/casa/data/casatestdata/unittest/deconvolve/ refim_point_linRL . ---------------------------------------------------------------------- Ran 143 tests in 574.326s OK (skipped=2) Generating XML reports...