2026-08-12 14:50:09 INFO ::casa Using user configuration file /home/casatest/.casa/config.py 2026-08-12 14:50:09 INFO ::casa loaded config file : /wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casaconfig/config.py 2026-08-12 14:50:09 INFO ::casa loaded config file : /home/casatest/.casa/config.py 2026-08-12 14:50:09 INFO ::casa 2026-08-12 14:50:09 INFO ::casa config values 2026-08-12 14:50:09 INFO ::casa agg = False 2026-08-12 14:50:09 INFO ::casa cachedir = '/home/casatest/.casa' 2026-08-12 14:50:09 INFO ::casa casaconfig_verbose = 1 2026-08-12 14:50:09 INFO ::casa colors = 'Neutral' 2026-08-12 14:50:09 INFO ::casa data_auto_update = False 2026-08-12 14:50:09 INFO ::casa data_update_interval = 1 2026-08-12 14:50:09 INFO ::casa datapath = ['/opt/casa/data/master', '/opt/casa/data/casatestdata'] 2026-08-12 14:50:09 INFO ::casa iplog = False 2026-08-12 14:50:09 INFO ::casa iplogfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/ipython-20260812-145005.log' 2026-08-12 14:50:09 INFO ::casa log2term = True 2026-08-12 14:50:09 INFO ::casa logfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/casa-20260812-145005.log' 2026-08-12 14:50:09 INFO ::casa measures_auto_update = False 2026-08-12 14:50:09 INFO ::casa measures_site = ['https://www.astron.nl/iers/', 'https://go.nrao.edu/iers/'] 2026-08-12 14:50:09 INFO ::casa measures_site_interval = 2 2026-08-12 14:50:09 INFO ::casa measures_update_interval = 1 2026-08-12 14:50:09 INFO ::casa measurespath = '/opt/casa/data/master' 2026-08-12 14:50:09 INFO ::casa nogui = False 2026-08-12 14:50:09 INFO ::casa nologfile = False 2026-08-12 14:50:09 INFO ::casa nologger = True 2026-08-12 14:50:09 INFO ::casa pipeline = False 2026-08-12 14:50:09 INFO ::casa skipnetworkcheck = False 2026-08-12 14:50:09 INFO ::casa startupfile = '/home/casatest/.casa/startup.py' 2026-08-12 14:50:09 INFO ::casa user_site = False 2026-08-12 14:50:09 INFO ::casa 2026-08-12 14:50:09 INFO ::casa casarundata version is unknown, this is probably a legacy version not installed by casaconfig 2026-08-12 14:50:09 INFO ::casa measures version : WSRT_Measures_20211102-160001.ztar 2026-08-12 14:50:09 INFO ::casa 2026-08-12 14:50:09 INFO ::casa Checking Measures tables in data repository sub-directory /opt/casa/data/master/geodetic 2026-08-12 14:50:09 INFO ::casa IERSeop2000 (version date, last date in table (UTC)): 2026/07/02/15:15, 2026/06/02/00:00:00 2026-08-12 14:50:09 INFO ::casa IERSeop97 (version date, last date in table (UTC)): 2026/07/02/15:15, 2026/06/02/00:00:00 2026-08-12 14:50:09 INFO ::casa IERSpredict (version date, last date in table (UTC)): 2026/08/04/15:15, 2026/11/02/00:00:00 2026-08-12 14:50:09 INFO ::casa TAI_UTC (version date, last date in table (UTC)): 2026/08/02/15:15, 2017/01/01/00:00:00 Running tests... ---------------------------------------------------------------------- Using user configuration file /home/casatest/.casa/config.py No event loop hook running. Using matplotlib backend: agg CASA 6.7.7.5 -- Common Astronomy Software Applications [6.7.7.5] 2026-08-12 14:50:10 WARN ::casa The BOX parameter tests will cause errors to occur, do not be alarmed 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='immath_results.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='-3,0,254,254', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS blc in box spec is less than 0 2026-08-12 14:50:10 SEVERE regionmanager::frombcs Exception Reported: 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS blc in box spec is less than 0 2026-08-12 14:50:10 SEVERE immath::::casa Unable to process expression IM0 2026-08-12 14:50:10 SEVERE immath::::casa Exception caught was: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 450, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ reg = myrg.frombcs(csys=myia.coordsys().torecord(), 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/regionmanager.py", line 73, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return self._swigobj.frombcs(csys, shape, box, chans, stokes, stokescontrol, region) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/regionmanager.py", line 280, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return _regionmanager.regionmanager_frombcs(self, *args, **kwargs) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ RuntimeError: 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS blc in box spec is less than 0 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:10 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:10 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:10 INFO immath::::casa+ Exception: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:09.748859 End time: 2026-08-12 14:50:09.782671 2026-08-12 14:50:10 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='immath_results.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='0,-3,254,254', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS blc in box spec is less than 0 2026-08-12 14:50:10 SEVERE regionmanager::frombcs Exception Reported: 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS blc in box spec is less than 0 2026-08-12 14:50:10 SEVERE immath::::casa Unable to process expression IM0 2026-08-12 14:50:10 SEVERE immath::::casa Exception caught was: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 450, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ reg = myrg.frombcs(csys=myia.coordsys().torecord(), 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/regionmanager.py", line 73, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return self._swigobj.frombcs(csys, shape, box, chans, stokes, stokescontrol, region) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/regionmanager.py", line 280, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return _regionmanager.regionmanager_frombcs(self, *args, **kwargs) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ RuntimeError: 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS blc in box spec is less than 0 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:10 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:10 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:10 INFO immath::::casa+ Exception: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:09.784680 End time: 2026-08-12 14:50:09.795838 2026-08-12 14:50:10 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='immath_results.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='-2,0,254,254', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS blc in box spec is less than 0 2026-08-12 14:50:10 SEVERE regionmanager::frombcs Exception Reported: 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS blc in box spec is less than 0 2026-08-12 14:50:10 SEVERE immath::::casa Unable to process expression IM0 2026-08-12 14:50:10 SEVERE immath::::casa Exception caught was: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 450, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ reg = myrg.frombcs(csys=myia.coordsys().torecord(), 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/regionmanager.py", line 73, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return self._swigobj.frombcs(csys, shape, box, chans, stokes, stokescontrol, region) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/regionmanager.py", line 280, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return _regionmanager.regionmanager_frombcs(self, *args, **kwargs) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ RuntimeError: 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS blc in box spec is less than 0 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:10 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:10 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:10 INFO immath::::casa+ Exception: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:09.797697 End time: 2026-08-12 14:50:09.807993 2026-08-12 14:50:10 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='immath_results.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='0,-2,254,254', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS blc in box spec is less than 0 2026-08-12 14:50:10 SEVERE regionmanager::frombcs Exception Reported: 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS blc in box spec is less than 0 2026-08-12 14:50:10 SEVERE immath::::casa Unable to process expression IM0 2026-08-12 14:50:10 SEVERE immath::::casa Exception caught was: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 450, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ reg = myrg.frombcs(csys=myia.coordsys().torecord(), 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/regionmanager.py", line 73, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return self._swigobj.frombcs(csys, shape, box, chans, stokes, stokescontrol, region) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/regionmanager.py", line 280, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return _regionmanager.regionmanager_frombcs(self, *args, **kwargs) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ RuntimeError: 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS blc in box spec is less than 0 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:10 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:10 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:10 INFO immath::::casa+ Exception: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:09.809738 End time: 2026-08-12 14:50:09.819551 2026-08-12 14:50:10 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='immath_results.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='0,0,256,254', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:10 INFO CasacRegionManager::_fromBCS dAxisNum0=0 dAxisNum1=1x=256 imShape[0]=256 y=254 imShape[1]=256 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS trc in box spec is greater than or equal to number of direction coordinate pixels in the image 2026-08-12 14:50:10 SEVERE regionmanager::frombcs Exception Reported: 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS trc in box spec is greater than or equal to number of direction coordinate pixels in the image 2026-08-12 14:50:10 SEVERE immath::::casa Unable to process expression IM0 2026-08-12 14:50:10 SEVERE immath::::casa Exception caught was: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 450, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ reg = myrg.frombcs(csys=myia.coordsys().torecord(), 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/regionmanager.py", line 73, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return self._swigobj.frombcs(csys, shape, box, chans, stokes, stokescontrol, region) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/regionmanager.py", line 280, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return _regionmanager.regionmanager_frombcs(self, *args, **kwargs) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ RuntimeError: 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS trc in box spec is greater than or equal to number of direction coordinate pixels in the image 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:10 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:10 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:10 INFO immath::::casa+ Exception: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:09.821346 End time: 2026-08-12 14:50:09.831456 2026-08-12 14:50:10 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='immath_results.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='0,0,254,256', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:10 INFO CasacRegionManager::_fromBCS dAxisNum0=0 dAxisNum1=1x=254 imShape[0]=256 y=256 imShape[1]=256 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS trc in box spec is greater than or equal to number of direction coordinate pixels in the image 2026-08-12 14:50:10 SEVERE regionmanager::frombcs Exception Reported: 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS trc in box spec is greater than or equal to number of direction coordinate pixels in the image 2026-08-12 14:50:10 SEVERE immath::::casa Unable to process expression IM0 2026-08-12 14:50:10 SEVERE immath::::casa Exception caught was: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 450, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ reg = myrg.frombcs(csys=myia.coordsys().torecord(), 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/regionmanager.py", line 73, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return self._swigobj.frombcs(csys, shape, box, chans, stokes, stokescontrol, region) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/regionmanager.py", line 280, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return _regionmanager.regionmanager_frombcs(self, *args, **kwargs) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ RuntimeError: 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS trc in box spec is greater than or equal to number of direction coordinate pixels in the image 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:10 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:10 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:10 INFO immath::::casa+ Exception: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:09.833251 End time: 2026-08-12 14:50:09.842359 2026-08-12 14:50:10 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='immath_results.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='0, 0,266,200', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:10 INFO CasacRegionManager::_fromBCS dAxisNum0=0 dAxisNum1=1x=266 imShape[0]=256 y=200 imShape[1]=256 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS trc in box spec is greater than or equal to number of direction coordinate pixels in the image 2026-08-12 14:50:10 SEVERE regionmanager::frombcs Exception Reported: 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS trc in box spec is greater than or equal to number of direction coordinate pixels in the image 2026-08-12 14:50:10 SEVERE immath::::casa Unable to process expression IM0 2026-08-12 14:50:10 SEVERE immath::::casa Exception caught was: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 450, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ reg = myrg.frombcs(csys=myia.coordsys().torecord(), 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/regionmanager.py", line 73, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return self._swigobj.frombcs(csys, shape, box, chans, stokes, stokescontrol, region) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/regionmanager.py", line 280, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return _regionmanager.regionmanager_frombcs(self, *args, **kwargs) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ RuntimeError: 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS trc in box spec is greater than or equal to number of direction coordinate pixels in the image 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:10 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:10 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:10 INFO immath::::casa+ Exception: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:09.843981 End time: 2026-08-12 14:50:09.852364 2026-08-12 14:50:10 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='immath_results.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='0,0,254,266', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:10 INFO CasacRegionManager::_fromBCS dAxisNum0=0 dAxisNum1=1x=254 imShape[0]=256 y=266 imShape[1]=256 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS trc in box spec is greater than or equal to number of direction coordinate pixels in the image 2026-08-12 14:50:10 SEVERE regionmanager::frombcs Exception Reported: 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS trc in box spec is greater than or equal to number of direction coordinate pixels in the image 2026-08-12 14:50:10 SEVERE immath::::casa Unable to process expression IM0 2026-08-12 14:50:10 SEVERE immath::::casa Exception caught was: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 450, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ reg = myrg.frombcs(csys=myia.coordsys().torecord(), 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/regionmanager.py", line 73, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return self._swigobj.frombcs(csys, shape, box, chans, stokes, stokescontrol, region) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/regionmanager.py", line 280, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return _regionmanager.regionmanager_frombcs(self, *args, **kwargs) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ RuntimeError: 2026-08-12 14:50:10 SEVERE CasacRegionManager::_fromBCS trc in box spec is greater than or equal to number of direction coordinate pixels in the image 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:10 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:10 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:10 INFO immath::::casa+ Exception: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:09.853848 End time: 2026-08-12 14:50:09.862022 2026-08-12 14:50:10 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO name:: No table opened. 2026-08-12 14:50:10 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:10 WARN immath::::casa The CHANS parameter tests will cause errors to occur, do not be alarmed 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='immath_results.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='-5', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:10 SEVERE regionmanager::frombcs Exception Reported: Invalid channel specification in -5 of spec -5 at File: /source/casa6/casatools/src/code/imageanalysis/IO/ParameterParser.cc, line: 173 2026-08-12 14:50:10 SEVERE immath::::casa Unable to process expression IM0 2026-08-12 14:50:10 SEVERE immath::::casa Exception caught was: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 450, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ reg = myrg.frombcs(csys=myia.coordsys().torecord(), 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/regionmanager.py", line 73, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return self._swigobj.frombcs(csys, shape, box, chans, stokes, stokescontrol, region) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/regionmanager.py", line 280, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return _regionmanager.regionmanager_frombcs(self, *args, **kwargs) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ RuntimeError: Invalid channel specification in -5 of spec -5 at File: /source/casa6/casatools/src/code/imageanalysis/IO/ParameterParser.cc, line: 173 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:10 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:10 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:10 INFO immath::::casa+ Exception: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:10.170016 End time: 2026-08-12 14:50:10.183966 2026-08-12 14:50:10 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='immath_results.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='-2', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:10 SEVERE regionmanager::frombcs Exception Reported: Invalid channel specification in -2 of spec -2 at File: /source/casa6/casatools/src/code/imageanalysis/IO/ParameterParser.cc, line: 173 2026-08-12 14:50:10 SEVERE immath::::casa Unable to process expression IM0 2026-08-12 14:50:10 SEVERE immath::::casa Exception caught was: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 450, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ reg = myrg.frombcs(csys=myia.coordsys().torecord(), 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/regionmanager.py", line 73, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return self._swigobj.frombcs(csys, shape, box, chans, stokes, stokescontrol, region) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/regionmanager.py", line 280, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return _regionmanager.regionmanager_frombcs(self, *args, **kwargs) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ RuntimeError: Invalid channel specification in -2 of spec -2 at File: /source/casa6/casatools/src/code/imageanalysis/IO/ParameterParser.cc, line: 173 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:10 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:10 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:10 INFO immath::::casa+ Exception: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:10.186085 End time: 2026-08-12 14:50:10.197322 2026-08-12 14:50:10 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='immath_results.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='-18', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:10 SEVERE regionmanager::frombcs Exception Reported: Invalid channel specification in -18 of spec -18 at File: /source/casa6/casatools/src/code/imageanalysis/IO/ParameterParser.cc, line: 173 2026-08-12 14:50:10 SEVERE immath::::casa Unable to process expression IM0 2026-08-12 14:50:10 SEVERE immath::::casa Exception caught was: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 450, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ reg = myrg.frombcs(csys=myia.coordsys().torecord(), 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/regionmanager.py", line 73, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return self._swigobj.frombcs(csys, shape, box, chans, stokes, stokescontrol, region) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/regionmanager.py", line 280, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return _regionmanager.regionmanager_frombcs(self, *args, **kwargs) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ RuntimeError: Invalid channel specification in -18 of spec -18 at File: /source/casa6/casatools/src/code/imageanalysis/IO/ParameterParser.cc, line: 173 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:10 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:10 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:10 INFO immath::::casa+ Exception: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:10.199294 End time: 2026-08-12 14:50:10.209926 2026-08-12 14:50:10 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='immath_results.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='47', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:10 SEVERE regionmanager::frombcs Exception Reported: Exception: Zero-based max channel 47 must be less than the total number of channels (46) in the channel specification 47. 2026-08-12 14:50:10 SEVERE regionmanager::frombcs+ ... thrown by static std::vector casa::ParameterParser::spectralRangesFromChans(casacore::uInt&, const casacore::String&, casacore::uInt) at File: /source/casa6/casatools/src/code/imageanalysis/IO/ParameterParser.cc, line: 183 2026-08-12 14:50:10 SEVERE immath::::casa Unable to process expression IM0 2026-08-12 14:50:10 SEVERE immath::::casa Exception caught was: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 450, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ reg = myrg.frombcs(csys=myia.coordsys().torecord(), 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/regionmanager.py", line 73, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return self._swigobj.frombcs(csys, shape, box, chans, stokes, stokescontrol, region) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/regionmanager.py", line 280, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return _regionmanager.regionmanager_frombcs(self, *args, **kwargs) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ RuntimeError: Exception: Zero-based max channel 47 must be less than the total number of channels (46) in the channel specification 47. 2026-08-12 14:50:10 INFO immath::::casa+ ... thrown by static std::vector casa::ParameterParser::spectralRangesFromChans(casacore::uInt&, const casacore::String&, casacore::uInt) at File: /source/casa6/casatools/src/code/imageanalysis/IO/ParameterParser.cc, line: 183 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:10 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:10 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:10 INFO immath::::casa+ Exception: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:10.211815 End time: 2026-08-12 14:50:10.221635 2026-08-12 14:50:10 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='immath_results.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='46', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:10 SEVERE regionmanager::frombcs Exception Reported: Exception: Zero-based max channel 46 must be less than the total number of channels (46) in the channel specification 46. 2026-08-12 14:50:10 SEVERE regionmanager::frombcs+ ... thrown by static std::vector casa::ParameterParser::spectralRangesFromChans(casacore::uInt&, const casacore::String&, casacore::uInt) at File: /source/casa6/casatools/src/code/imageanalysis/IO/ParameterParser.cc, line: 183 2026-08-12 14:50:10 SEVERE immath::::casa Unable to process expression IM0 2026-08-12 14:50:10 SEVERE immath::::casa Exception caught was: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 450, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ reg = myrg.frombcs(csys=myia.coordsys().torecord(), 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/regionmanager.py", line 73, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return self._swigobj.frombcs(csys, shape, box, chans, stokes, stokescontrol, region) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/regionmanager.py", line 280, in frombcs 2026-08-12 14:50:10 INFO immath::::casa+ return _regionmanager.regionmanager_frombcs(self, *args, **kwargs) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ RuntimeError: Exception: Zero-based max channel 46 must be less than the total number of channels (46) in the channel specification 46. 2026-08-12 14:50:10 INFO immath::::casa+ ... thrown by static std::vector casa::ParameterParser::spectralRangesFromChans(casacore::uInt&, const casacore::String&, casacore::uInt) at File: /source/casa6/casatools/src/code/imageanalysis/IO/ParameterParser.cc, line: 183 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:10 INFO immath::::casa+ 2026-08-12 14:50:10 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:10 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:10 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:10 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:10 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:10 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:10 INFO immath::::casa+ Exception: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:10 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:10.223379 End time: 2026-08-12 14:50:10.232624 2026-08-12 14:50:10 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:10 INFO immath::::casa ########################################## 2026-08-12 14:50:10 INFO name:: No table opened. 2026-08-12 14:50:10 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:11 INFO immath::::casa ########################################## 2026-08-12 14:50:11 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:11 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='input_test14', expr='A', varnames='A', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='22~35', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:11 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:11 INFO CasacRegionManager::fromBCS Using channel range(s) 2026-08-12 14:50:11 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:11 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:11 INFO ImageRegion::fromRecord+ [0, 0, 0, 22] to [255, 255, 0, 35] (15:24:08.404, +04.31.59.181, I, 1.41332e+09Hz to 15:19:52.390, +05.35.44.246, I, 1.41364e+09Hz) 2026-08-12 14:50:11 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [256, 256, 1, 14] 2026-08-12 14:50:11 INFO ImageExprCalculator::_imagecalc Creating image `input_test14' of shape [256, 256, 1, 14] 2026-08-12 14:50:11 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:10.539011 End time: 2026-08-12 14:50:10.644122 2026-08-12 14:50:11 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:11 INFO immath::::casa ########################################## 2026-08-12 14:50:11 INFO immath::::casa ########################################## 2026-08-12 14:50:11 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:11 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='input_test15', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='0', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:11 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:11 INFO CasacRegionManager::fromBCS Using channel range(s) 2026-08-12 14:50:11 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:11 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:11 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (15:24:08.404, +04.31.59.181, I, 1.41279e+09Hz to 15:19:52.390, +05.35.44.246, I, 1.41279e+09Hz) 2026-08-12 14:50:11 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [256, 256, 1, 1] 2026-08-12 14:50:11 INFO ImageExprCalculator::_imagecalc Creating image `input_test15' of shape [256, 256, 1, 1] 2026-08-12 14:50:11 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:10.646395 End time: 2026-08-12 14:50:10.723993 2026-08-12 14:50:11 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:11 INFO immath::::casa ########################################## 2026-08-12 14:50:11 INFO immath::::casa ########################################## 2026-08-12 14:50:11 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:11 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='input_test16', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='39', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:11 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:11 INFO CasacRegionManager::fromBCS Using channel range(s) 2026-08-12 14:50:11 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:11 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:11 INFO ImageRegion::fromRecord+ [0, 0, 0, 39] to [255, 255, 0, 39] (15:24:08.404, +04.31.59.181, I, 1.41374e+09Hz to 15:19:52.390, +05.35.44.246, I, 1.41374e+09Hz) 2026-08-12 14:50:11 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [256, 256, 1, 1] 2026-08-12 14:50:11 INFO ImageExprCalculator::_imagecalc Creating image `input_test16' of shape [256, 256, 1, 1] 2026-08-12 14:50:11 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:10.726194 End time: 2026-08-12 14:50:10.806188 2026-08-12 14:50:11 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:11 INFO immath::::casa ########################################## 2026-08-12 14:50:11 INFO name:: No table opened. 2026-08-12 14:50:11 INFO showcache:: The Table Cache is empty. immath( imagename=ngc5921.clean.image, varnames='A', expr='A', chans='22~35', outfile='input_test14' ) .2026-08-12 14:50:11 WARN immath::::casa The STOKES parameter tests will cause errors to occur, do not be alarmed 2026-08-12 14:50:11 INFO immath::::casa ########################################## 2026-08-12 14:50:11 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:11 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='immath_results.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='Q', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:11 SEVERE regionmanager::frombcs Exception Reported: LCBox::LCBox - blc [0, 0, 0, 0] must be <= trc [255, 255, -2147483648, 45] 2026-08-12 14:50:11 SEVERE immath::::casa Unable to process expression IM0 2026-08-12 14:50:11 SEVERE immath::::casa Exception caught was: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:11 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:11 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:11 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 450, in _immath_createsubimages 2026-08-12 14:50:11 INFO immath::::casa+ reg = myrg.frombcs(csys=myia.coordsys().torecord(), 2026-08-12 14:50:11 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:11 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/regionmanager.py", line 73, in frombcs 2026-08-12 14:50:11 INFO immath::::casa+ return self._swigobj.frombcs(csys, shape, box, chans, stokes, stokescontrol, region) 2026-08-12 14:50:11 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:11 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/regionmanager.py", line 280, in frombcs 2026-08-12 14:50:11 INFO immath::::casa+ return _regionmanager.regionmanager_frombcs(self, *args, **kwargs) 2026-08-12 14:50:11 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:11 INFO immath::::casa+ RuntimeError: LCBox::LCBox - blc [0, 0, 0, 0] must be <= trc [255, 255, -2147483648, 45] 2026-08-12 14:50:11 INFO immath::::casa+ 2026-08-12 14:50:11 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:11 INFO immath::::casa+ 2026-08-12 14:50:11 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:11 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:11 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:11 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:11 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:11 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:11 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:11 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:11 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:11 INFO immath::::casa+ Exception: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:11 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:11.093362 End time: 2026-08-12 14:50:11.103651 2026-08-12 14:50:11 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:11 INFO immath::::casa ########################################## 2026-08-12 14:50:11 INFO immath::::casa ########################################## 2026-08-12 14:50:11 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:11 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='immath_results.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='yellow', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:11 SEVERE CasacRegionManager::_setPolarizationRanges (Sub)String YELLOW in stokes specification part YELLOW does not match a known polarization. 2026-08-12 14:50:11 SEVERE regionmanager::frombcs Exception Reported: 2026-08-12 14:50:11 SEVERE CasacRegionManager::_setPolarizationRanges (Sub)String YELLOW in stokes specification part YELLOW does not match a known polarization. 2026-08-12 14:50:11 SEVERE immath::::casa Unable to process expression IM0 2026-08-12 14:50:11 SEVERE immath::::casa Exception caught was: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:11 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:11 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:11 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 450, in _immath_createsubimages 2026-08-12 14:50:11 INFO immath::::casa+ reg = myrg.frombcs(csys=myia.coordsys().torecord(), 2026-08-12 14:50:11 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:11 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/regionmanager.py", line 73, in frombcs 2026-08-12 14:50:11 INFO immath::::casa+ return self._swigobj.frombcs(csys, shape, box, chans, stokes, stokescontrol, region) 2026-08-12 14:50:11 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:11 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/regionmanager.py", line 280, in frombcs 2026-08-12 14:50:11 INFO immath::::casa+ return _regionmanager.regionmanager_frombcs(self, *args, **kwargs) 2026-08-12 14:50:11 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:11 INFO immath::::casa+ RuntimeError: 2026-08-12 14:50:11 SEVERE CasacRegionManager::_setPolarizationRanges (Sub)String YELLOW in stokes specification part YELLOW does not match a known polarization. 2026-08-12 14:50:11 INFO immath::::casa+ 2026-08-12 14:50:11 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:11 INFO immath::::casa+ 2026-08-12 14:50:11 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:11 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:11 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:11 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:11 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:11 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:11 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:11 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:11 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:11 INFO immath::::casa+ Exception: Unable to apply region to file: ngc5921.clean.image 2026-08-12 14:50:11 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:11.105044 End time: 2026-08-12 14:50:11.111758 2026-08-12 14:50:11 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:11 INFO immath::::casa ########################################## 2026-08-12 14:50:11 INFO immath::::casa ########################################## 2026-08-12 14:50:11 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:11 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='input_test17', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='I', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:11 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:11 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:11 INFO CasacRegionManager::fromBCS Using polarizations I 2026-08-12 14:50:11 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:11 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 45] (15:24:08.404, +04.31.59.181, I, 1.41279e+09Hz to 15:19:52.390, +05.35.44.246, I, 1.41389e+09Hz) 2026-08-12 14:50:11 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [256, 256, 1, 46] 2026-08-12 14:50:11 INFO ImageExprCalculator::_imagecalc Creating image `input_test17' of shape [256, 256, 1, 46] 2026-08-12 14:50:11 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:11.113223 End time: 2026-08-12 14:50:11.245145 2026-08-12 14:50:11 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:11 INFO immath::::casa ########################################## 2026-08-12 14:50:11 INFO name:: No table opened. 2026-08-12 14:50:11 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:12 WARN immath::::casa The IMAGENAME parameter tests will cause errors to occur, do not be alarmed 2026-08-12 14:50:12 INFO immath::::casa ########################################## 2026-08-12 14:50:12 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:12 INFO immath::::casa immath( imagename='junk', mode='evalexpr', outfile='input_test1', expr='', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:12 SEVERE Exception Reported: Exception: You must provide an expression using the pixels parameter. 2026-08-12 14:50:12 SEVERE + ... thrown by casac::image* casac::image::imagecalc(const std::string&, const std::string&, bool, const std::string&, const std::string&) at File: src/tools/image/image_cmpt.cc, line: 3195 2026-08-12 14:50:12 SEVERE immath::::casa Unable to process expression 2026-08-12 14:50:12 SEVERE immath::::casa Exception caught was: Exception: You must provide an expression using the pixels parameter. 2026-08-12 14:50:12 SEVERE immath::::casa+ ... thrown by casac::image* casac::image::imagecalc(const std::string&, const std::string&, bool, const std::string&, const std::string&) at File: src/tools/image/image_cmpt.cc, line: 3195 2026-08-12 14:50:12 SEVERE immath::::casa Exception Reported: Error in immath: Exception: You must provide an expression using the pixels parameter. 2026-08-12 14:50:12 SEVERE immath::::casa+ ... thrown by casac::image* casac::image::imagecalc(const std::string&, const std::string&, bool, const std::string&, const std::string&) at File: src/tools/image/image_cmpt.cc, line: 3195 2026-08-12 14:50:12 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:12 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:12 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:12 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:12 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 238, in immath 2026-08-12 14:50:12 INFO immath::::casa+ outia = _immath_dofull( 2026-08-12 14:50:12 INFO immath::::casa+ ^^^^^^^^^^^^^^^ 2026-08-12 14:50:12 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 476, in _immath_dofull 2026-08-12 14:50:12 INFO immath::::casa+ return _immath_compute( 2026-08-12 14:50:12 INFO immath::::casa+ ^^^^^^^^^^^^^^^^ 2026-08-12 14:50:12 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 409, in _immath_compute 2026-08-12 14:50:12 INFO immath::::casa+ res = myia.imagecalc( 2026-08-12 14:50:12 INFO immath::::casa+ ^^^^^^^^^^^^^^^ 2026-08-12 14:50:12 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/image.py", line 108, in imagecalc 2026-08-12 14:50:12 INFO immath::::casa+ return _wrap_image(swig_object=self._swigobj.imagecalc(outfile, pixels, overwrite, imagemd, prec)) 2026-08-12 14:50:12 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:12 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/image.py", line 305, in imagecalc 2026-08-12 14:50:12 INFO immath::::casa+ return _image.image_imagecalc(self, *args, **kwargs) 2026-08-12 14:50:12 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:12 INFO immath::::casa+ RuntimeError: Exception: You must provide an expression using the pixels parameter. 2026-08-12 14:50:12 INFO immath::::casa+ ... thrown by casac::image* casac::image::imagecalc(const std::string&, const std::string&, bool, const std::string&, const std::string&) at File: src/tools/image/image_cmpt.cc, line: 3195 2026-08-12 14:50:12 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:11.532966 End time: 2026-08-12 14:50:11.541266 2026-08-12 14:50:12 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:12 INFO immath::::casa ########################################## 2026-08-12 14:50:12 INFO name:: No table opened. 2026-08-12 14:50:12 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:12 INFO immath::::casa ########################################## 2026-08-12 14:50:12 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:12 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='input_test2', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:12 INFO ImageExprCalculator::_imagecalc Creating image `input_test2' of shape [256, 256, 1, 46] 2026-08-12 14:50:12 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:11.771130 End time: 2026-08-12 14:50:11.822100 2026-08-12 14:50:12 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:12 INFO immath::::casa ########################################## 2026-08-12 14:50:12 INFO name:: No table opened. 2026-08-12 14:50:12 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:12 INFO immath::::casa ########################################## 2026-08-12 14:50:12 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:12 INFO immath::::casa immath( imagename=['ngc5921.clean.image', 3, 'n1333_both.image.rgn'], mode='evalexpr', outfile='input_test3', expr='', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:12 SEVERE Exception Reported: Exception: You must provide an expression using the pixels parameter. 2026-08-12 14:50:12 SEVERE + ... thrown by casac::image* casac::image::imagecalc(const std::string&, const std::string&, bool, const std::string&, const std::string&) at File: src/tools/image/image_cmpt.cc, line: 3195 2026-08-12 14:50:12 SEVERE immath::::casa Unable to process expression 2026-08-12 14:50:12 SEVERE immath::::casa Exception caught was: Exception: You must provide an expression using the pixels parameter. 2026-08-12 14:50:12 SEVERE immath::::casa+ ... thrown by casac::image* casac::image::imagecalc(const std::string&, const std::string&, bool, const std::string&, const std::string&) at File: src/tools/image/image_cmpt.cc, line: 3195 2026-08-12 14:50:12 SEVERE immath::::casa Exception Reported: Error in immath: Exception: You must provide an expression using the pixels parameter. 2026-08-12 14:50:12 SEVERE immath::::casa+ ... thrown by casac::image* casac::image::imagecalc(const std::string&, const std::string&, bool, const std::string&, const std::string&) at File: src/tools/image/image_cmpt.cc, line: 3195 2026-08-12 14:50:12 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:12 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:12 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:12 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:12 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 238, in immath 2026-08-12 14:50:12 INFO immath::::casa+ outia = _immath_dofull( 2026-08-12 14:50:12 INFO immath::::casa+ ^^^^^^^^^^^^^^^ 2026-08-12 14:50:12 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 476, in _immath_dofull 2026-08-12 14:50:12 INFO immath::::casa+ return _immath_compute( 2026-08-12 14:50:12 INFO immath::::casa+ ^^^^^^^^^^^^^^^^ 2026-08-12 14:50:12 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 409, in _immath_compute 2026-08-12 14:50:12 INFO immath::::casa+ res = myia.imagecalc( 2026-08-12 14:50:12 INFO immath::::casa+ ^^^^^^^^^^^^^^^ 2026-08-12 14:50:12 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/image.py", line 108, in imagecalc 2026-08-12 14:50:12 INFO immath::::casa+ return _wrap_image(swig_object=self._swigobj.imagecalc(outfile, pixels, overwrite, imagemd, prec)) 2026-08-12 14:50:12 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:12 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/image.py", line 305, in imagecalc 2026-08-12 14:50:12 INFO immath::::casa+ return _image.image_imagecalc(self, *args, **kwargs) 2026-08-12 14:50:12 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:12 INFO immath::::casa+ RuntimeError: Exception: You must provide an expression using the pixels parameter. 2026-08-12 14:50:12 INFO immath::::casa+ ... thrown by casac::image* casac::image::imagecalc(const std::string&, const std::string&, bool, const std::string&, const std::string&) at File: src/tools/image/image_cmpt.cc, line: 3195 2026-08-12 14:50:12 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:12.108378 End time: 2026-08-12 14:50:12.111739 2026-08-12 14:50:12 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:12 INFO immath::::casa ########################################## 2026-08-12 14:50:12 INFO name:: No table opened. 2026-08-12 14:50:12 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:12 INFO immath::::casa ########################################## 2026-08-12 14:50:12 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:12 INFO immath::::casa immath( imagename=['ngc5921.clean.image', 'n1333_both.image', 'n1333_both.image.rgn', '3C129BC.clean.image'], mode='evalexpr', outfile='input_test4', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:12 INFO ImageExprCalculator::_imagecalc Creating image `input_test4' of shape [256, 256, 1, 46] 2026-08-12 14:50:12 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:12.356863 End time: 2026-08-12 14:50:12.431759 2026-08-12 14:50:12 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:12 INFO immath::::casa ########################################## 2026-08-12 14:50:12 WARN immath::::casa The OUTFILE parameter tests will cause errors to occur, do not be alarmed 2026-08-12 14:50:12 INFO immath::::casa ########################################## 2026-08-12 14:50:12 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:12 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='input_test4', expr='IM0*1', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:12 SEVERE immath::::casa Unable to process expression IM0*1 2026-08-12 14:50:12 SEVERE immath::::casa Exception caught was: Output file input_test4 exists. immath can not proceed, please remove it or change the output file name. 2026-08-12 14:50:12 SEVERE immath::::casa Exception Reported: Error in immath: Output file input_test4 exists. immath can not proceed, please remove it or change the output file name. 2026-08-12 14:50:12 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:12 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:12 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:12 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:12 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 187, in immath 2026-08-12 14:50:12 INFO immath::::casa+ outfile = _immath_check_outfile(outfile) 2026-08-12 14:50:12 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:12 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 537, in _immath_check_outfile 2026-08-12 14:50:12 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:12 INFO immath::::casa+ Exception: Output file input_test4 exists. immath can not proceed, please remove it or change the output file name. 2026-08-12 14:50:12 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:12.433479 End time: 2026-08-12 14:50:12.435364 2026-08-12 14:50:12 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:12 INFO immath::::casa ########################################## 2026-08-12 14:50:13 INFO name:: No table opened. 2026-08-12 14:50:13 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:13 INFO immath::::casa ########################################## 2026-08-12 14:50:13 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:13 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='input_test5', expr='IM0*1', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:13 INFO ImageExprCalculator::_imagecalc Creating image `input_test5' of shape [256, 256, 1, 46] 2026-08-12 14:50:13 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:12.715350 End time: 2026-08-12 14:50:12.774061 2026-08-12 14:50:13 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:13 INFO immath::::casa ########################################## 2026-08-12 14:50:13 INFO name:: No table opened. 2026-08-12 14:50:13 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:13 WARN immath::::casa The REGION parameter tests will cause errors to occur, do not be alarmed 2026-08-12 14:50:13 INFO immath::::casa ########################################## 2026-08-12 14:50:13 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:13 INFO immath::::casa immath( imagename='n1333_both.image', mode='evalexpr', outfile='immath_results.im', expr='', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='garbage.rgn', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:13 SEVERE Exception Reported: Exception: You must provide an expression using the pixels parameter. 2026-08-12 14:50:13 SEVERE + ... thrown by casac::image* casac::image::imagecalc(const std::string&, const std::string&, bool, const std::string&, const std::string&) at File: src/tools/image/image_cmpt.cc, line: 3195 2026-08-12 14:50:13 SEVERE immath::::casa Unable to process expression 2026-08-12 14:50:13 SEVERE immath::::casa Exception caught was: Exception: You must provide an expression using the pixels parameter. 2026-08-12 14:50:13 SEVERE immath::::casa+ ... thrown by casac::image* casac::image::imagecalc(const std::string&, const std::string&, bool, const std::string&, const std::string&) at File: src/tools/image/image_cmpt.cc, line: 3195 2026-08-12 14:50:13 SEVERE immath::::casa Exception Reported: Error in immath: Exception: You must provide an expression using the pixels parameter. 2026-08-12 14:50:13 SEVERE immath::::casa+ ... thrown by casac::image* casac::image::imagecalc(const std::string&, const std::string&, bool, const std::string&, const std::string&) at File: src/tools/image/image_cmpt.cc, line: 3195 2026-08-12 14:50:13 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:13 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:13 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:13 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:13 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 232, in immath 2026-08-12 14:50:13 INFO immath::::casa+ outia = _immath_compute( 2026-08-12 14:50:13 INFO immath::::casa+ ^^^^^^^^^^^^^^^^ 2026-08-12 14:50:13 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 409, in _immath_compute 2026-08-12 14:50:13 INFO immath::::casa+ res = myia.imagecalc( 2026-08-12 14:50:13 INFO immath::::casa+ ^^^^^^^^^^^^^^^ 2026-08-12 14:50:13 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/image.py", line 108, in imagecalc 2026-08-12 14:50:13 INFO immath::::casa+ return _wrap_image(swig_object=self._swigobj.imagecalc(outfile, pixels, overwrite, imagemd, prec)) 2026-08-12 14:50:13 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:13 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/image.py", line 305, in imagecalc 2026-08-12 14:50:13 INFO immath::::casa+ return _image.image_imagecalc(self, *args, **kwargs) 2026-08-12 14:50:13 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:13 INFO immath::::casa+ RuntimeError: Exception: You must provide an expression using the pixels parameter. 2026-08-12 14:50:13 INFO immath::::casa+ ... thrown by casac::image* casac::image::imagecalc(const std::string&, const std::string&, bool, const std::string&, const std::string&) at File: src/tools/image/image_cmpt.cc, line: 3195 2026-08-12 14:50:13 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:13.060485 End time: 2026-08-12 14:50:13.063827 2026-08-12 14:50:13 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:13 INFO immath::::casa ########################################## 2026-08-12 14:50:13 INFO immath::::casa ########################################## 2026-08-12 14:50:13 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:13 INFO immath::::casa immath( imagename='n1333_both.image', mode='evalexpr', outfile='immath_results.im', expr='', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/garbage.rgn', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:13 SEVERE Exception Reported: Exception: You must provide an expression using the pixels parameter. 2026-08-12 14:50:13 SEVERE + ... thrown by casac::image* casac::image::imagecalc(const std::string&, const std::string&, bool, const std::string&, const std::string&) at File: src/tools/image/image_cmpt.cc, line: 3195 2026-08-12 14:50:13 SEVERE immath::::casa Unable to process expression 2026-08-12 14:50:13 SEVERE immath::::casa Exception caught was: Exception: You must provide an expression using the pixels parameter. 2026-08-12 14:50:13 SEVERE immath::::casa+ ... thrown by casac::image* casac::image::imagecalc(const std::string&, const std::string&, bool, const std::string&, const std::string&) at File: src/tools/image/image_cmpt.cc, line: 3195 2026-08-12 14:50:13 SEVERE immath::::casa Exception Reported: Error in immath: Exception: You must provide an expression using the pixels parameter. 2026-08-12 14:50:13 SEVERE immath::::casa+ ... thrown by casac::image* casac::image::imagecalc(const std::string&, const std::string&, bool, const std::string&, const std::string&) at File: src/tools/image/image_cmpt.cc, line: 3195 2026-08-12 14:50:13 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:13 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:13 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:13 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:13 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 232, in immath 2026-08-12 14:50:13 INFO immath::::casa+ outia = _immath_compute( 2026-08-12 14:50:13 INFO immath::::casa+ ^^^^^^^^^^^^^^^^ 2026-08-12 14:50:13 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 409, in _immath_compute 2026-08-12 14:50:13 INFO immath::::casa+ res = myia.imagecalc( 2026-08-12 14:50:13 INFO immath::::casa+ ^^^^^^^^^^^^^^^ 2026-08-12 14:50:13 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/image.py", line 108, in imagecalc 2026-08-12 14:50:13 INFO immath::::casa+ return _wrap_image(swig_object=self._swigobj.imagecalc(outfile, pixels, overwrite, imagemd, prec)) 2026-08-12 14:50:13 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:13 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/image.py", line 305, in imagecalc 2026-08-12 14:50:13 INFO immath::::casa+ return _image.image_imagecalc(self, *args, **kwargs) 2026-08-12 14:50:13 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:13 INFO immath::::casa+ RuntimeError: Exception: You must provide an expression using the pixels parameter. 2026-08-12 14:50:13 INFO immath::::casa+ ... thrown by casac::image* casac::image::imagecalc(const std::string&, const std::string&, bool, const std::string&, const std::string&) at File: src/tools/image/image_cmpt.cc, line: 3195 2026-08-12 14:50:13 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:13.066184 End time: 2026-08-12 14:50:13.069213 2026-08-12 14:50:13 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:13 INFO immath::::casa ########################################## 2026-08-12 14:50:13 INFO name:: No table opened. 2026-08-12 14:50:13 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:13 INFO immath::::casa ########################################## 2026-08-12 14:50:13 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:13 INFO immath::::casa immath( imagename='n1333_both.image', mode='evalexpr', outfile='input_test12', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='n1333_both.image.rgn', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:13 INFO CasacRegionManager::fromBCS Region read from binary region file n1333_both.image.rgn 2026-08-12 14:50:13 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:13 INFO ImageRegion::fromRecord+ [342, 394, 0, 0] to [383, 425, 0, 0] (03:28:57.661, +31.14.32.279, I, 4.34168e+10Hz to 03:28:56.063, +31.14.47.780, I, 4.34168e+10Hz) 2026-08-12 14:50:13 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [42, 32, 1, 1] 2026-08-12 14:50:13 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2026-08-12 14:50:13 INFO ImageExprCalculator::_imagecalc Creating image `input_test12' of shape [42, 32, 1, 1] 2026-08-12 14:50:13 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2026-08-12 14:50:13 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:13.301725 End time: 2026-08-12 14:50:13.408435 2026-08-12 14:50:13 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:13 INFO immath::::casa ########################################## 2026-08-12 14:50:14 INFO name:: No table opened. 2026-08-12 14:50:14 INFO showcache:: The Table Cache is empty. ARG immath( imagename=n1333_both.image, expr='IM0', region=n1333_both.image.rgn, outfile='input_test12' ) .2026-08-12 14:50:14 INFO immath::::casa ########################################## 2026-08-12 14:50:14 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:14 INFO immath::::casa immath( imagename='ngc5921.demo.cleanimg.image', mode='evalexpr', outfile='cas1830_out+0', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='22', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:14 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:14 INFO CasacRegionManager::fromBCS Using channel range(s) 2026-08-12 14:50:14 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:14 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:14 INFO ImageRegion::fromRecord+ [0, 0, 0, 22] to [255, 255, 0, 22] (15:24:08.404, +04.31.59.181, I, 1.41332e+09Hz to 15:19:52.390, +05.35.44.246, I, 1.41332e+09Hz) 2026-08-12 14:50:14 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [256, 256, 1, 1] 2026-08-12 14:50:14 INFO ImageExprCalculator::_imagecalc Creating image `cas1830_out+0' of shape [256, 256, 1, 1] 2026-08-12 14:50:14 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:14.032242 End time: 2026-08-12 14:50:14.108151 2026-08-12 14:50:14 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:14 INFO immath::::casa ########################################## 2026-08-12 14:50:14 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/cas1830_out+0 2026-08-12 14:50:14 INFO immath::::casa ########################################## 2026-08-12 14:50:14 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:14 INFO immath::::casa immath( imagename='ngc5921.demo.cleanimg.image', mode='evalexpr', outfile='cas1830_out+1', expr="'ngc5921.demo.cleanimg.image'", varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='22', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:14 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:14 INFO CasacRegionManager::fromBCS Using channel range(s) 2026-08-12 14:50:14 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:14 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:14 INFO ImageRegion::fromRecord+ [0, 0, 0, 22] to [255, 255, 0, 22] (15:24:08.404, +04.31.59.181, I, 1.41332e+09Hz to 15:19:52.390, +05.35.44.246, I, 1.41332e+09Hz) 2026-08-12 14:50:14 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [256, 256, 1, 1] 2026-08-12 14:50:14 INFO ImageExprCalculator::_imagecalc Creating image `cas1830_out+1' of shape [256, 256, 1, 1] 2026-08-12 14:50:14 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:14.119996 End time: 2026-08-12 14:50:14.187981 2026-08-12 14:50:14 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:14 INFO immath::::casa ########################################## 2026-08-12 14:50:14 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/cas1830_out+1 2026-08-12 14:50:14 INFO immath::::casa ########################################## 2026-08-12 14:50:14 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:14 INFO immath::::casa immath( imagename='', mode='evalexpr', outfile='cas1830_out+2', expr="'ngc5921.demo.cleanimg.image'", varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='22', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:14 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:14 INFO CasacRegionManager::fromBCS Using channel range(s) 2026-08-12 14:50:14 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:14 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:14 INFO ImageRegion::fromRecord+ [0, 0, 0, 22] to [255, 255, 0, 22] (15:24:08.404, +04.31.59.181, I, 1.41332e+09Hz to 15:19:52.390, +05.35.44.246, I, 1.41332e+09Hz) 2026-08-12 14:50:14 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [256, 256, 1, 1] 2026-08-12 14:50:14 INFO ImageExprCalculator::_imagecalc Creating image `cas1830_out+2' of shape [256, 256, 1, 1] 2026-08-12 14:50:14 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:14.199085 End time: 2026-08-12 14:50:14.264211 2026-08-12 14:50:14 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:14 INFO immath::::casa ########################################## 2026-08-12 14:50:14 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/cas1830_out+2 2026-08-12 14:50:14 INFO immath::::casa ########################################## 2026-08-12 14:50:14 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:14 INFO immath::::casa immath( imagename='ngc5921.demo.cleanimg.image', mode='evalexpr', outfile='cas1830_out+3', expr='"ngc5921.demo.cleanimg.image"', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='22', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:14 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:14 INFO CasacRegionManager::fromBCS Using channel range(s) 2026-08-12 14:50:14 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:14 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:14 INFO ImageRegion::fromRecord+ [0, 0, 0, 22] to [255, 255, 0, 22] (15:24:08.404, +04.31.59.181, I, 1.41332e+09Hz to 15:19:52.390, +05.35.44.246, I, 1.41332e+09Hz) 2026-08-12 14:50:14 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [256, 256, 1, 1] 2026-08-12 14:50:14 INFO ImageExprCalculator::_imagecalc Creating image `cas1830_out+3' of shape [256, 256, 1, 1] 2026-08-12 14:50:14 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:14.279705 End time: 2026-08-12 14:50:14.359192 2026-08-12 14:50:14 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:14 INFO immath::::casa ########################################## 2026-08-12 14:50:14 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/cas1830_out+3 2026-08-12 14:50:14 INFO immath::::casa ########################################## 2026-08-12 14:50:14 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:14 INFO immath::::casa immath( imagename='', mode='evalexpr', outfile='cas1830_out+4', expr='"ngc5921.demo.cleanimg.image"', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='22', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:14 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:14 INFO CasacRegionManager::fromBCS Using channel range(s) 2026-08-12 14:50:14 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:14 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:14 INFO ImageRegion::fromRecord+ [0, 0, 0, 22] to [255, 255, 0, 22] (15:24:08.404, +04.31.59.181, I, 1.41332e+09Hz to 15:19:52.390, +05.35.44.246, I, 1.41332e+09Hz) 2026-08-12 14:50:14 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [256, 256, 1, 1] 2026-08-12 14:50:14 INFO ImageExprCalculator::_imagecalc Creating image `cas1830_out+4' of shape [256, 256, 1, 1] 2026-08-12 14:50:14 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:14.374742 End time: 2026-08-12 14:50:14.455724 2026-08-12 14:50:14 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:14 INFO immath::::casa ########################################## 2026-08-12 14:50:14 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/cas1830_out+4 2026-08-12 14:50:15 INFO name:: No table opened. 2026-08-12 14:50:15 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:15 INFO immath::::casa ########################################## 2026-08-12 14:50:15 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:15 INFO immath::::casa immath( imagename='CAS-1910.im', mode='evalexpr', outfile='cas-1910_out.im', expr='IM0*1', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='708,1158,1006,1456', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:15 INFO CasacRegionManager::fromBCS Using specified box(es) 708,1158,1006,1456 2026-08-12 14:50:15 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:15 INFO ImageRegion::fromRecord+ [708, 1158] to [1006, 1456] (00:21:06.752, +02.14.02.037 to 00:01:12.576, +07.13.08.708) 2026-08-12 14:50:15 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [299, 299] 2026-08-12 14:50:15 INFO ImageExprCalculator::_imagecalc Creating image `cas-1910_out.im' of shape [299, 299] 2026-08-12 14:50:15 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:14.673556 End time: 2026-08-12 14:50:14.739965 2026-08-12 14:50:15 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:15 INFO immath::::casa ########################################## 2026-08-12 14:50:15 INFO name:: No table opened. 2026-08-12 14:50:15 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:15 INFO immath::::casa ########################################## 2026-08-12 14:50:15 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:15 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='expr_test1', expr='IM0 * 2', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:15 INFO ImageExprCalculator::_imagecalc Creating image `expr_test1' of shape [256, 256, 1, 46] 2026-08-12 14:50:15 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:14.956551 End time: 2026-08-12 14:50:15.007342 2026-08-12 14:50:15 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:15 INFO immath::::casa ########################################## 2026-08-12 14:50:15 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/expr_test1 2026-08-12 14:50:15 INFO name:: No table opened. 2026-08-12 14:50:15 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:15 INFO immath::::casa ########################################## 2026-08-12 14:50:15 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:15 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='expr_test2', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='5', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:15 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:15 INFO CasacRegionManager::fromBCS Using channel range(s) 2026-08-12 14:50:15 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:15 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:15 INFO ImageRegion::fromRecord+ [0, 0, 0, 5] to [255, 255, 0, 5] (15:24:08.404, +04.31.59.181, I, 1.41291e+09Hz to 15:19:52.390, +05.35.44.246, I, 1.41291e+09Hz) 2026-08-12 14:50:15 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [256, 256, 1, 1] 2026-08-12 14:50:15 INFO ImageExprCalculator::_imagecalc Creating image `expr_test2' of shape [256, 256, 1, 1] 2026-08-12 14:50:15 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:15.373816 End time: 2026-08-12 14:50:15.456057 2026-08-12 14:50:15 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:15 INFO immath::::casa ########################################## 2026-08-12 14:50:16 INFO name:: No table opened. 2026-08-12 14:50:16 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:16 INFO immath::::casa ########################################## 2026-08-12 14:50:16 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:16 INFO immath::::casa immath( imagename='ngc5921.clean.image', mode='evalexpr', outfile='expr_test2', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='5', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:16 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:16 INFO CasacRegionManager::fromBCS Using channel range(s) 2026-08-12 14:50:16 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:16 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:16 INFO ImageRegion::fromRecord+ [0, 0, 0, 5] to [255, 255, 0, 5] (15:24:08.404, +04.31.59.181, I, 1.41291e+09Hz to 15:19:52.390, +05.35.44.246, I, 1.41291e+09Hz) 2026-08-12 14:50:16 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [256, 256, 1, 1] 2026-08-12 14:50:16 INFO ImageExprCalculator::_imagecalc Creating image `expr_test2' of shape [256, 256, 1, 1] 2026-08-12 14:50:16 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:15.734469 End time: 2026-08-12 14:50:15.819862 2026-08-12 14:50:16 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:16 INFO immath::::casa ########################################## 2026-08-12 14:50:16 INFO immath::::casa ########################################## 2026-08-12 14:50:16 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:16 INFO immath::::casa immath( imagename=['expr_test2', 'ngc5921.clean.image'], mode='evalexpr', outfile='expr_test3', expr='IM0+IM1', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:16 INFO ImageExprCalculator::_imagecalc Creating image `expr_test3' of shape [256, 256, 1, 46] 2026-08-12 14:50:16 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:15.822178 End time: 2026-08-12 14:50:15.912858 2026-08-12 14:50:16 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:16 INFO immath::::casa ########################################## 2026-08-12 14:50:16 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/expr_test3 2026-08-12 14:50:16 INFO name:: No table opened. 2026-08-12 14:50:16 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:17 INFO immath::::casa ########################################## 2026-08-12 14:50:17 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:17 INFO immath::::casa immath( imagename=['immath0.im', 'immath1.im', 'immath2.im', 'immath3.im', 'immath4.im', 'immath5.im', 'immath6.im', 'immath7.im', 'immath8.im', 'immath9.im', 'immath10.im'], mode='evalexpr', outfile='full_image_sum.im', expr='IM0+IM1+IM2+IM3+IM4+IM5+IM6+IM7+IM8+IM9+IM10', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:17 INFO ImageExprCalculator::_imagecalc Creating image `full_image_sum.im' of shape [2, 2] 2026-08-12 14:50:17 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:16.598055 End time: 2026-08-12 14:50:16.707709 2026-08-12 14:50:17 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:17 INFO immath::::casa ########################################## 2026-08-12 14:50:17 INFO immath::::casa ########################################## 2026-08-12 14:50:17 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:17 INFO immath::::casa immath( imagename=['immath0.im', 'immath1.im', 'immath2.im', 'immath3.im', 'immath4.im', 'immath5.im', 'immath6.im', 'immath7.im', 'immath8.im', 'immath9.im', 'immath10.im'], mode='evalexpr', outfile='subimage_sum.im', expr='IM0+IM1+IM2+IM3+IM4+IM5+IM6+IM7+IM8+IM9+IM10', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='0,0,0,0', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:17 INFO CasacRegionManager::fromBCS Using specified box(es) 0,0,0,0 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:17 INFO ImageRegion::fromRecord+ [0, 0] to [0, 0] (00:00:04.000, -00.01.00.000 to 00:00:04.000, -00.01.00.000) 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [1, 1] 2026-08-12 14:50:17 INFO CasacRegionManager::fromBCS Using specified box(es) 0,0,0,0 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:17 INFO ImageRegion::fromRecord+ [0, 0] to [0, 0] (00:00:04.000, -00.01.00.000 to 00:00:04.000, -00.01.00.000) 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_1' of shape [1, 1] 2026-08-12 14:50:17 INFO CasacRegionManager::fromBCS Using specified box(es) 0,0,0,0 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:17 INFO ImageRegion::fromRecord+ [0, 0] to [0, 0] (00:00:04.000, -00.01.00.000 to 00:00:04.000, -00.01.00.000) 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_2' of shape [1, 1] 2026-08-12 14:50:17 INFO CasacRegionManager::fromBCS Using specified box(es) 0,0,0,0 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:17 INFO ImageRegion::fromRecord+ [0, 0] to [0, 0] (00:00:04.000, -00.01.00.000 to 00:00:04.000, -00.01.00.000) 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_3' of shape [1, 1] 2026-08-12 14:50:17 INFO CasacRegionManager::fromBCS Using specified box(es) 0,0,0,0 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:17 INFO ImageRegion::fromRecord+ [0, 0] to [0, 0] (00:00:04.000, -00.01.00.000 to 00:00:04.000, -00.01.00.000) 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_4' of shape [1, 1] 2026-08-12 14:50:17 INFO CasacRegionManager::fromBCS Using specified box(es) 0,0,0,0 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:17 INFO ImageRegion::fromRecord+ [0, 0] to [0, 0] (00:00:04.000, -00.01.00.000 to 00:00:04.000, -00.01.00.000) 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_5' of shape [1, 1] 2026-08-12 14:50:17 INFO CasacRegionManager::fromBCS Using specified box(es) 0,0,0,0 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:17 INFO ImageRegion::fromRecord+ [0, 0] to [0, 0] (00:00:04.000, -00.01.00.000 to 00:00:04.000, -00.01.00.000) 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_6' of shape [1, 1] 2026-08-12 14:50:17 INFO CasacRegionManager::fromBCS Using specified box(es) 0,0,0,0 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:17 INFO ImageRegion::fromRecord+ [0, 0] to [0, 0] (00:00:04.000, -00.01.00.000 to 00:00:04.000, -00.01.00.000) 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_7' of shape [1, 1] 2026-08-12 14:50:17 INFO CasacRegionManager::fromBCS Using specified box(es) 0,0,0,0 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:17 INFO ImageRegion::fromRecord+ [0, 0] to [0, 0] (00:00:04.000, -00.01.00.000 to 00:00:04.000, -00.01.00.000) 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_8' of shape [1, 1] 2026-08-12 14:50:17 INFO CasacRegionManager::fromBCS Using specified box(es) 0,0,0,0 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:17 INFO ImageRegion::fromRecord+ [0, 0] to [0, 0] (00:00:04.000, -00.01.00.000 to 00:00:04.000, -00.01.00.000) 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_9' of shape [1, 1] 2026-08-12 14:50:17 INFO CasacRegionManager::fromBCS Using specified box(es) 0,0,0,0 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:17 INFO ImageRegion::fromRecord+ [0, 0] to [0, 0] (00:00:04.000, -00.01.00.000 to 00:00:04.000, -00.01.00.000) 2026-08-12 14:50:17 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_10' of shape [1, 1] 2026-08-12 14:50:17 INFO ImageExprCalculator::_imagecalc Creating image `subimage_sum.im' of shape [1, 1] 2026-08-12 14:50:17 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:16.716715 End time: 2026-08-12 14:50:17.126730 2026-08-12 14:50:17 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:17 INFO immath::::casa ########################################## 2026-08-12 14:50:17 INFO name:: No table opened. 2026-08-12 14:50:17 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:18 INFO immath::::casa ########################################## 2026-08-12 14:50:18 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:18 INFO immath::::casa immath( imagename='CAS-1452-1.im', mode='evalexpr', outfile='cas-1452_out_sin.im', expr="sin('CAS-1452-1.im')", varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:18 INFO ImageExprCalculator::_imagecalc Creating image `cas-1452_out_sin.im' of shape [2048, 2048] 2026-08-12 14:50:18 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:17.670199 End time: 2026-08-12 14:50:17.761097 2026-08-12 14:50:18 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:18 INFO immath::::casa ########################################## 2026-08-12 14:50:18 INFO immath::::casa ########################################## 2026-08-12 14:50:18 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:18 INFO immath::::casa immath( imagename='CAS-1452-1.im', mode='evalexpr', outfile='cas-1452_out_SIN.im', expr="SIN('CAS-1452-1.im')", varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:18 INFO ImageExprCalculator::_imagecalc Creating image `cas-1452_out_SIN.im' of shape [2048, 2048] 2026-08-12 14:50:18 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:17.913178 End time: 2026-08-12 14:50:18.005294 2026-08-12 14:50:18 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:18 INFO immath::::casa ########################################## 2026-08-12 14:50:18 INFO immath::::casa ########################################## 2026-08-12 14:50:18 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:18 INFO immath::::casa immath( imagename='CAS-1452-1.im', mode='evalexpr', outfile='cas-1452_out_Sin.im', expr="Sin('CAS-1452-1.im')", varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:18 INFO ImageExprCalculator::_imagecalc Creating image `cas-1452_out_Sin.im' of shape [2048, 2048] 2026-08-12 14:50:18 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:18.166450 End time: 2026-08-12 14:50:18.263433 2026-08-12 14:50:18 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:18 INFO immath::::casa ########################################## 2026-08-12 14:50:18 INFO name:: No table opened. 2026-08-12 14:50:18 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:19 INFO name:: No table opened. 2026-08-12 14:50:19 INFO showcache:: The Table Cache is empty. 2026-08-12 14:50:19 INFO immath::::casa ########################################## 2026-08-12 14:50:19 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:19 INFO immath::::casa immath( imagename='3C129BC.clean.image', mode='evalexpr', outfile='pol_test_I.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='I', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:19 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:19 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:19 INFO CasacRegionManager::fromBCS Using polarizations I 2026-08-12 14:50:19 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:19 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [2047, 2047, 0, 0] (04:46:00.576, +44.50.12.522, I, 4.73486e+09Hz to 04:45:02.756, +45.00.26.622, I, 4.73486e+09Hz) 2026-08-12 14:50:19 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [2048, 2048, 1, 1] 2026-08-12 14:50:19 INFO ImageExprCalculator::_imagecalc Creating image `pol_test_I.im' of shape [2048, 2048, 1, 1] 2026-08-12 14:50:19 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:18.607761 End time: 2026-08-12 14:50:18.816929 2026-08-12 14:50:19 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:19 INFO immath::::casa ########################################## 2026-08-12 14:50:19 INFO immath::::casa ########################################## 2026-08-12 14:50:19 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:19 INFO immath::::casa immath( imagename='3C129BC.clean.image', mode='evalexpr', outfile='pol_test_Q.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='Q', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:19 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:19 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:19 INFO CasacRegionManager::fromBCS Using polarizations Q 2026-08-12 14:50:19 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:19 INFO ImageRegion::fromRecord+ [0, 0, 1, 0] to [2047, 2047, 1, 0] (04:46:00.576, +44.50.12.522, Q, 4.73486e+09Hz to 04:45:02.756, +45.00.26.622, Q, 4.73486e+09Hz) 2026-08-12 14:50:19 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [2048, 2048, 1, 1] 2026-08-12 14:50:19 INFO ImageExprCalculator::_imagecalc Creating image `pol_test_Q.im' of shape [2048, 2048, 1, 1] 2026-08-12 14:50:19 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:18.818177 End time: 2026-08-12 14:50:19.019304 2026-08-12 14:50:19 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:19 INFO immath::::casa ########################################## 2026-08-12 14:50:19 INFO immath::::casa ########################################## 2026-08-12 14:50:19 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:19 INFO immath::::casa immath( imagename='3C129BC.clean.image', mode='evalexpr', outfile='pol_test_U.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='U', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:19 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:19 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:19 INFO CasacRegionManager::fromBCS Using polarizations U 2026-08-12 14:50:19 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:19 INFO ImageRegion::fromRecord+ [0, 0, 2, 0] to [2047, 2047, 2, 0] (04:46:00.576, +44.50.12.522, U, 4.73486e+09Hz to 04:45:02.756, +45.00.26.622, U, 4.73486e+09Hz) 2026-08-12 14:50:19 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [2048, 2048, 1, 1] 2026-08-12 14:50:19 INFO ImageExprCalculator::_imagecalc Creating image `pol_test_U.im' of shape [2048, 2048, 1, 1] 2026-08-12 14:50:19 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:19.021168 End time: 2026-08-12 14:50:19.226852 2026-08-12 14:50:19 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:19 INFO immath::::casa ########################################## 2026-08-12 14:50:19 INFO immath::::casa ########################################## 2026-08-12 14:50:19 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:19 INFO immath::::casa immath( imagename='3C129BC.clean.image', mode='evalexpr', outfile='pol_test_V.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='V', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:19 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:19 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:19 INFO CasacRegionManager::fromBCS Using polarizations V 2026-08-12 14:50:19 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:19 INFO ImageRegion::fromRecord+ [0, 0, 3, 0] to [2047, 2047, 3, 0] (04:46:00.576, +44.50.12.522, V, 4.73486e+09Hz to 04:45:02.756, +45.00.26.622, V, 4.73486e+09Hz) 2026-08-12 14:50:19 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [2048, 2048, 1, 1] 2026-08-12 14:50:19 INFO ImageExprCalculator::_imagecalc Creating image `pol_test_V.im' of shape [2048, 2048, 1, 1] 2026-08-12 14:50:19 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:19.229039 End time: 2026-08-12 14:50:19.418088 2026-08-12 14:50:19 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:19 INFO immath::::casa ########################################## 2026-08-12 14:50:19 INFO immath::::casa ########################################## 2026-08-12 14:50:19 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:19 INFO immath::::casa immath( imagename=['pol_test_Q.im', 'pol_test_U.im', 'pol_test_V.im'], mode='poli', outfile='pol_test1', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:19 INFO immath::::casa Concatenating images along stokes axis 2026-08-12 14:50:19 INFO ImageConcatenator::ImageConcatenator Number of images to concatenate = 3 2026-08-12 14:50:20 INFO SubImageFactory::createImage Creating image '_immath_tmp7374__concat_for_poli' of shape [2048, 2048, 3, 1] 2026-08-12 14:50:20 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:20 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:20 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:20 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:20 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [2047, 2047, 2, 0] (04:46:00.576, +44.50.12.522, Q, 4.73486e+09Hz to 04:45:02.756, +45.00.26.622, V, 4.73486e+09Hz) 2026-08-12 14:50:20 INFO SubImageFactory::createImage Creating image 'pol_test1' of shape [2048, 2048, 1, 1] 2026-08-12 14:50:20 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:19.419468 End time: 2026-08-12 14:50:20.075676 2026-08-12 14:50:20 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:20 INFO immath::::casa ########################################## 2026-08-12 14:50:20 INFO immath::::casa ########################################## 2026-08-12 14:50:20 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:20 INFO immath::::casa immath( imagename=['pol_test_Q.im', 'pol_test_U.im'], mode='poli', outfile='linear_pol_intensity_test', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:20 INFO immath::::casa Concatenating images along stokes axis 2026-08-12 14:50:20 INFO ImageConcatenator::ImageConcatenator Number of images to concatenate = 2 2026-08-12 14:50:20 INFO SubImageFactory::createImage Creating image '_immath_tmp7374__concat_for_poli' of shape [2048, 2048, 2, 1] 2026-08-12 14:50:20 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:20 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:20 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:20 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:20 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [2047, 2047, 1, 0] (04:46:00.576, +44.50.12.522, Q, 4.73486e+09Hz to 04:45:02.756, +45.00.26.622, U, 4.73486e+09Hz) 2026-08-12 14:50:21 INFO SubImageFactory::createImage Creating image 'linear_pol_intensity_test' of shape [2048, 2048, 1, 1] 2026-08-12 14:50:21 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:20.095135 End time: 2026-08-12 14:50:20.607391 2026-08-12 14:50:21 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:21 INFO immath::::casa ########################################## 2026-08-12 14:50:21 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/linear_pol_intensity_test 2026-08-12 14:50:21 INFO immath::::casa ########################################## 2026-08-12 14:50:21 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:21 INFO immath::::casa immath( imagename=['pol_test_Q.im', 'pol_test_U.im'], mode='pola', outfile='pol_test2', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:21 INFO immath::::casa Concatenating images along stokes axis 2026-08-12 14:50:21 INFO ImageConcatenator::ImageConcatenator Number of images to concatenate = 2 2026-08-12 14:50:21 INFO SubImageFactory::createImage Creating image '_immath_tmp7374__concat_for_pola' of shape [2048, 2048, 2, 1] 2026-08-12 14:50:21 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:21 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:21 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:21 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:21 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [2047, 2047, 1, 0] (04:46:00.576, +44.50.12.522, Q, 4.73486e+09Hz to 04:45:02.756, +45.00.26.622, U, 4.73486e+09Hz) 2026-08-12 14:50:21 INFO SubImageFactory::createImage Creating image 'pol_test2' of shape [2048, 2048, 1, 1] 2026-08-12 14:50:21 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:20.623037 End time: 2026-08-12 14:50:21.186108 2026-08-12 14:50:21 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:21 INFO immath::::casa ########################################## 2026-08-12 14:50:21 INFO name:: No table opened. 2026-08-12 14:50:21 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:22 INFO ImageFactory::createImage Created Paged image 'im.1' of shape [8, 12] with float valued pixels. 2026-08-12 14:50:22 INFO ImageFactory::createImage Created Paged image 'im.2' of shape [8, 12] with float valued pixels. 2026-08-12 14:50:22 INFO ImageExprCalculator::_imagecalc Creating image `ex1.1' of shape [8, 12] 2026-08-12 14:50:22 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:22 INFO ImageRegion::fromRecord+ [2, 3] to [5, 8] (00:00:08.000, -00.03.00.000 to 23:59:56.000, +00.02.00.000) 2026-08-12 14:50:22 INFO ImageExprCalculator::_imagecalc Creating image `im.4' of shape [8, 12] 2026-08-12 14:50:22 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2026-08-12 14:50:22 SEVERE image::close (file src/tools/image/image_cmpt.cc, line 693) Exception Reported: ImageExprParse: 'im..2' is an unknown lattice, image, or region 2026-08-12 14:50:22 SEVERE image::close (file src/tools/image/image_cmpt.cc, line 693)+ Scanned so far: "im.1"+"im..2" 2026-08-12 14:50:22 SEVERE image::close (file src/tools/image/image_cmpt.cc, line 693) Exception Reported: 3-argument function max is unknown 2026-08-12 14:50:22 SEVERE image::close (file src/tools/image/image_cmpt.cc, line 693)+ Scanned so far: "im.2" - max("im.1", "im.2", "im.1") 2026-08-12 14:50:22 INFO name:: No table opened. 2026-08-12 14:50:22 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:22 SEVERE image::close (file src/tools/image/image_cmpt.cc, line 693) Exception Reported: ImageExprParse: 'i_like_doggies' is an unknown lattice or image or it is an unqualified region 2026-08-12 14:50:22 SEVERE image::close (file src/tools/image/image_cmpt.cc, line 693)+ Scanned so far: i_like_doggies 2026-08-12 14:50:22 INFO ImageFactory::createImage Created Paged image 'ia.fromarray1.image' of shape [10, 20, 5] with float valued pixels. 2026-08-12 14:50:22 INFO ImageFactory::createImage Created Paged image 'ia.fromshape2.image' of shape [20, 40, 10] with float valued pixels. 2026-08-12 14:50:22 SEVERE image::newimagefromshape (file src/tools/image/image_cmpt.cc, line 4176) Exception Reported: LatticeExprNode - shapes of operands mismatch 2026-08-12 14:50:22 SEVERE image::newimagefromshape (file src/tools/image/image_cmpt.cc, line 4176)+ Scanned so far: ia.fromarray1.image+ia.fromshape2.image 2026-08-12 14:50:22 INFO ImageExprCalculator::_imagecalc Creating image `imagecalc.image' of shape [10, 20, 5] 2026-08-12 14:50:22 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/imagecalc.image 2026-08-12 14:50:22 INFO name:: No table opened. 2026-08-12 14:50:22 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:22 INFO immath::::casa ########################################## 2026-08-12 14:50:22 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:22 INFO immath::::casa immath( imagename=['3C129Q.im', '3C129U.im'], mode='pola', outfile='pola_1.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:22 INFO immath::::casa Concatenating images along stokes axis 2026-08-12 14:50:22 INFO ImageConcatenator::ImageConcatenator Number of images to concatenate = 2 2026-08-12 14:50:22 INFO SubImageFactory::createImage Creating image '_immath_tmp7374__concat_for_pola' of shape [501, 501, 2, 1] 2026-08-12 14:50:22 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:22 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:22 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:22 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:22 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [500, 500, 1, 0] (04:46:00.576, +44.50.12.522, Q, 4.73486e+09Hz to 04:45:46.485, +44.52.42.690, U, 4.73486e+09Hz) 2026-08-12 14:50:22 INFO SubImageFactory::createImage Creating image 'pola_1.im' of shape [501, 501, 1, 1] 2026-08-12 14:50:23 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:22.301684 End time: 2026-08-12 14:50:22.528016 2026-08-12 14:50:23 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:23 INFO immath::::casa ########################################## 2026-08-12 14:50:23 INFO immath::::casa ########################################## 2026-08-12 14:50:23 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:23 INFO immath::::casa immath( imagename=['3C129U.im', '3C129Q.im'], mode='pola', outfile='pola_2.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:23 INFO immath::::casa Concatenating images along stokes axis 2026-08-12 14:50:23 INFO ImageConcatenator::ImageConcatenator Number of images to concatenate = 2 2026-08-12 14:50:23 INFO SubImageFactory::createImage Creating image '_immath_tmp7374__concat_for_pola' of shape [501, 501, 2, 1] 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:23 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:23 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [500, 500, 1, 0] (04:46:00.576, +44.50.12.522, U, 4.73486e+09Hz to 04:45:46.485, +44.52.42.690, Q, 4.73486e+09Hz) 2026-08-12 14:50:23 INFO SubImageFactory::createImage Creating image 'pola_2.im' of shape [501, 501, 1, 1] 2026-08-12 14:50:23 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:22.543245 End time: 2026-08-12 14:50:22.734372 2026-08-12 14:50:23 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:23 INFO immath::::casa ########################################## 2026-08-12 14:50:23 INFO immath::::casa ########################################## 2026-08-12 14:50:23 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:23 INFO immath::::casa immath( imagename='3C129IQUV.im', mode='pola', outfile='pola_3.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:23 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:23 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [500, 500, 3, 0] (04:46:00.576, +44.50.12.522, I, 4.73486e+09Hz to 04:45:46.485, +44.52.42.690, V, 4.73486e+09Hz) 2026-08-12 14:50:23 INFO SubImageFactory::createImage Creating image 'pola_3.im' of shape [501, 501, 1, 1] 2026-08-12 14:50:23 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:22.749517 End time: 2026-08-12 14:50:22.866432 2026-08-12 14:50:23 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:23 INFO immath::::casa ########################################## 2026-08-12 14:50:23 INFO immath::::casa ########################################## 2026-08-12 14:50:23 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:23 INFO immath::::casa immath( imagename='3C129IQU.im', mode='pola', outfile='pola_4.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:23 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:23 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [500, 500, 2, 0] (04:46:00.576, +44.50.12.522, I, 4.73486e+09Hz to 04:45:46.485, +44.52.42.690, U, 4.73486e+09Hz) 2026-08-12 14:50:23 INFO SubImageFactory::createImage Creating image 'pola_4.im' of shape [501, 501, 1, 1] 2026-08-12 14:50:23 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:22.882103 End time: 2026-08-12 14:50:22.992476 2026-08-12 14:50:23 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:23 INFO immath::::casa ########################################## 2026-08-12 14:50:23 INFO immath::::casa ########################################## 2026-08-12 14:50:23 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:23 INFO immath::::casa immath( imagename='3C129QU.im', mode='pola', outfile='pola_5.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:23 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:23 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [500, 500, 1, 0] (04:46:00.576, +44.50.12.522, Q, 4.73486e+09Hz to 04:45:46.485, +44.52.42.690, U, 4.73486e+09Hz) 2026-08-12 14:50:23 INFO SubImageFactory::createImage Creating image 'pola_5.im' of shape [501, 501, 1, 1] 2026-08-12 14:50:23 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:23.008160 End time: 2026-08-12 14:50:23.108900 2026-08-12 14:50:23 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:23 INFO immath::::casa ########################################## 2026-08-12 14:50:23 INFO immath::::casa ########################################## 2026-08-12 14:50:23 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:23 INFO immath::::casa immath( imagename='3C129UV.im', mode='pola', outfile='pola6.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:23 SEVERE imagepol::open Exception Reported: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:23 SEVERE immath::::casa Error running immath 2026-08-12 14:50:23 SEVERE immath::::casa Exception caught was: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:23 SEVERE immath::::casa Exception Reported: Error in immath: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:23 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:23 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:23 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:23 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:23 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 203, in immath 2026-08-12 14:50:23 INFO immath::::casa+ _immath_new_pola( 2026-08-12 14:50:23 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 331, in _immath_new_pola 2026-08-12 14:50:23 INFO immath::::casa+ mypo.open(target) 2026-08-12 14:50:23 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/imagepol.py", line 264, in open 2026-08-12 14:50:23 INFO immath::::casa+ return self._swigobj.open(image) 2026-08-12 14:50:23 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:23 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/imagepol.py", line 715, in open 2026-08-12 14:50:23 INFO immath::::casa+ return _imagepol.imagepol_open(self, *args, **kwargs) 2026-08-12 14:50:23 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:23 INFO immath::::casa+ RuntimeError: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:23 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:23.124307 End time: 2026-08-12 14:50:23.156078 2026-08-12 14:50:23 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:23 INFO immath::::casa ########################################## 2026-08-12 14:50:23 INFO immath::::casa ########################################## 2026-08-12 14:50:23 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:23 INFO immath::::casa immath( imagename='3C129Q.im', mode='pola', outfile='pola7.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:23 SEVERE imagepol::open Exception Reported: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:23 SEVERE immath::::casa Error running immath 2026-08-12 14:50:23 SEVERE immath::::casa Exception caught was: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:23 SEVERE immath::::casa Exception Reported: Error in immath: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:23 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:23 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:23 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:23 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:23 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 203, in immath 2026-08-12 14:50:23 INFO immath::::casa+ _immath_new_pola( 2026-08-12 14:50:23 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 331, in _immath_new_pola 2026-08-12 14:50:23 INFO immath::::casa+ mypo.open(target) 2026-08-12 14:50:23 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/imagepol.py", line 264, in open 2026-08-12 14:50:23 INFO immath::::casa+ return self._swigobj.open(image) 2026-08-12 14:50:23 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:23 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/imagepol.py", line 715, in open 2026-08-12 14:50:23 INFO immath::::casa+ return _imagepol.imagepol_open(self, *args, **kwargs) 2026-08-12 14:50:23 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:23 INFO immath::::casa+ RuntimeError: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:23 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:23.157007 End time: 2026-08-12 14:50:23.182804 2026-08-12 14:50:23 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:23 INFO immath::::casa ########################################## 2026-08-12 14:50:23 INFO immath::::casa ########################################## 2026-08-12 14:50:23 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:23 INFO immath::::casa immath( imagename=['3C129Q.im', '3C129V.im'], mode='pola', outfile='pola7.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:23 INFO immath::::casa Concatenating images along stokes axis 2026-08-12 14:50:23 INFO ImageConcatenator::ImageConcatenator Number of images to concatenate = 2 2026-08-12 14:50:23 INFO SubImageFactory::createImage Creating image '_immath_tmp7374__concat_for_pola' of shape [501, 501, 2, 1] 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:23 SEVERE imagepol::open Exception Reported: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:23 SEVERE immath::::casa Error running immath 2026-08-12 14:50:23 SEVERE immath::::casa Exception caught was: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:23 SEVERE immath::::casa Exception Reported: Error in immath: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:23 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:23 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:23 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:23 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:23 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 203, in immath 2026-08-12 14:50:23 INFO immath::::casa+ _immath_new_pola( 2026-08-12 14:50:23 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 331, in _immath_new_pola 2026-08-12 14:50:23 INFO immath::::casa+ mypo.open(target) 2026-08-12 14:50:23 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/imagepol.py", line 264, in open 2026-08-12 14:50:23 INFO immath::::casa+ return self._swigobj.open(image) 2026-08-12 14:50:23 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:23 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/imagepol.py", line 715, in open 2026-08-12 14:50:23 INFO immath::::casa+ return _imagepol.imagepol_open(self, *args, **kwargs) 2026-08-12 14:50:23 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:23 INFO immath::::casa+ RuntimeError: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:23 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:23.183754 End time: 2026-08-12 14:50:23.307488 2026-08-12 14:50:23 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:23 INFO immath::::casa ########################################## 2026-08-12 14:50:23 INFO immath::::casa ########################################## 2026-08-12 14:50:23 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:23 INFO immath::::casa immath( imagename='3C129QU.im', mode='pola', outfile='pola_8.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='30uJy/beam', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:23 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:23 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:23 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [500, 500, 1, 0] (04:46:00.576, +44.50.12.522, Q, 4.73486e+09Hz to 04:45:46.485, +44.52.42.690, U, 4.73486e+09Hz) 2026-08-12 14:50:23 INFO SubImageFactory::createImage Creating image '_immath_tmp7374__lpol' of shape [501, 501, 1, 1] 2026-08-12 14:50:23 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:23 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [500, 500, 1, 0] (04:46:00.576, +44.50.12.522, Q, 4.73486e+09Hz to 04:45:46.485, +44.52.42.690, U, 4.73486e+09Hz) 2026-08-12 14:50:23 INFO SubImageFactory::createImage Creating image 'pola_8.im' of shape [501, 501, 1, 1] 2026-08-12 14:50:23 INFO ImageMaskHandler::_calcmask Created mask `mask0' 2026-08-12 14:50:24 INFO immath::::casa Calculated mask based on linear polarization threshold 2.9999999999999997e-05 2026-08-12 14:50:24 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:23.308605 End time: 2026-08-12 14:50:23.510926 2026-08-12 14:50:24 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:24 INFO immath::::casa ########################################## 2026-08-12 14:50:24 INFO immath::::casa ########################################## 2026-08-12 14:50:24 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:24 INFO immath::::casa immath( imagename=['3C129Q.im', '3C129U.im'], mode='poli', outfile='poli_1.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:24 INFO immath::::casa Concatenating images along stokes axis 2026-08-12 14:50:24 INFO ImageConcatenator::ImageConcatenator Number of images to concatenate = 2 2026-08-12 14:50:24 INFO SubImageFactory::createImage Creating image '_immath_tmp7374__concat_for_poli' of shape [501, 501, 2, 1] 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:24 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:24 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [500, 500, 1, 0] (04:46:00.576, +44.50.12.522, Q, 4.73486e+09Hz to 04:45:46.485, +44.52.42.690, U, 4.73486e+09Hz) 2026-08-12 14:50:24 INFO SubImageFactory::createImage Creating image 'poli_1.im' of shape [501, 501, 1, 1] 2026-08-12 14:50:24 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:23.556914 End time: 2026-08-12 14:50:23.749434 2026-08-12 14:50:24 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:24 INFO immath::::casa ########################################## 2026-08-12 14:50:24 INFO immath::::casa ########################################## 2026-08-12 14:50:24 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:24 INFO immath::::casa immath( imagename=['3C129Q.im', '3C129U.im'], mode='poli', outfile='poli_2.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:24 INFO immath::::casa Concatenating images along stokes axis 2026-08-12 14:50:24 INFO ImageConcatenator::ImageConcatenator Number of images to concatenate = 2 2026-08-12 14:50:24 INFO SubImageFactory::createImage Creating image '_immath_tmp7374__concat_for_poli' of shape [501, 501, 2, 1] 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:24 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:24 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [500, 500, 1, 0] (04:46:00.576, +44.50.12.522, Q, 4.73486e+09Hz to 04:45:46.485, +44.52.42.690, U, 4.73486e+09Hz) 2026-08-12 14:50:24 INFO SubImageFactory::createImage Creating image 'poli_2.im' of shape [501, 501, 1, 1] 2026-08-12 14:50:24 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:23.765264 End time: 2026-08-12 14:50:23.951531 2026-08-12 14:50:24 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:24 INFO immath::::casa ########################################## 2026-08-12 14:50:24 INFO immath::::casa ########################################## 2026-08-12 14:50:24 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:24 INFO immath::::casa immath( imagename='3C129IQU.im', mode='poli', outfile='poli_3.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:24 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:24 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [500, 500, 2, 0] (04:46:00.576, +44.50.12.522, I, 4.73486e+09Hz to 04:45:46.485, +44.52.42.690, U, 4.73486e+09Hz) 2026-08-12 14:50:24 INFO SubImageFactory::createImage Creating image 'poli_3.im' of shape [501, 501, 1, 1] 2026-08-12 14:50:24 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:23.967052 End time: 2026-08-12 14:50:24.073690 2026-08-12 14:50:24 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:24 INFO immath::::casa ########################################## 2026-08-12 14:50:24 INFO immath::::casa ########################################## 2026-08-12 14:50:24 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:24 INFO immath::::casa immath( imagename='3C129QU.im', mode='poli', outfile='poli_4.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:24 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:24 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [500, 500, 1, 0] (04:46:00.576, +44.50.12.522, Q, 4.73486e+09Hz to 04:45:46.485, +44.52.42.690, U, 4.73486e+09Hz) 2026-08-12 14:50:24 INFO SubImageFactory::createImage Creating image 'poli_4.im' of shape [501, 501, 1, 1] 2026-08-12 14:50:24 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:24.089487 End time: 2026-08-12 14:50:24.183837 2026-08-12 14:50:24 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:24 INFO immath::::casa ########################################## 2026-08-12 14:50:24 INFO immath::::casa ########################################## 2026-08-12 14:50:24 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:24 INFO immath::::casa immath( imagename=['3C129Q.im', '3C129U.im', '3C129V.im'], mode='poli', outfile='poli_5.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:24 INFO immath::::casa Concatenating images along stokes axis 2026-08-12 14:50:24 INFO ImageConcatenator::ImageConcatenator Number of images to concatenate = 3 2026-08-12 14:50:24 INFO SubImageFactory::createImage Creating image '_immath_tmp7374__concat_for_poli' of shape [501, 501, 3, 1] 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:24 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:24 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [500, 500, 2, 0] (04:46:00.576, +44.50.12.522, Q, 4.73486e+09Hz to 04:45:46.485, +44.52.42.690, V, 4.73486e+09Hz) 2026-08-12 14:50:24 INFO SubImageFactory::createImage Creating image 'poli_5.im' of shape [501, 501, 1, 1] 2026-08-12 14:50:24 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:24.199456 End time: 2026-08-12 14:50:24.435539 2026-08-12 14:50:24 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:24 INFO immath::::casa ########################################## 2026-08-12 14:50:24 INFO immath::::casa ########################################## 2026-08-12 14:50:24 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:24 INFO immath::::casa immath( imagename='3C129IQUV.im', mode='poli', outfile='poli_6.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:24 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:24 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:24 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [500, 500, 3, 0] (04:46:00.576, +44.50.12.522, I, 4.73486e+09Hz to 04:45:46.485, +44.52.42.690, V, 4.73486e+09Hz) 2026-08-12 14:50:25 INFO SubImageFactory::createImage Creating image 'poli_6.im' of shape [501, 501, 1, 1] 2026-08-12 14:50:25 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:24.451303 End time: 2026-08-12 14:50:24.573338 2026-08-12 14:50:25 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:25 INFO immath::::casa ########################################## 2026-08-12 14:50:25 INFO immath::::casa ########################################## 2026-08-12 14:50:25 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:25 INFO immath::::casa immath( imagename=['3C129Q.im', '3C129V.im'], mode='poli', outfile='poli7.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:25 INFO immath::::casa Concatenating images along stokes axis 2026-08-12 14:50:25 INFO ImageConcatenator::ImageConcatenator Number of images to concatenate = 2 2026-08-12 14:50:25 INFO SubImageFactory::createImage Creating image '_immath_tmp7374__concat_for_poli' of shape [501, 501, 2, 1] 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:25 SEVERE imagepol::open Exception Reported: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:25 SEVERE immath::::casa Error running immath 2026-08-12 14:50:25 SEVERE immath::::casa Exception caught was: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:25 SEVERE immath::::casa Exception Reported: Error in immath: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:25 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:25 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:25 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 209, in immath 2026-08-12 14:50:25 INFO immath::::casa+ _immath_new_poli( 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 386, in _immath_new_poli 2026-08-12 14:50:25 INFO immath::::casa+ mypo.open(target) 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/imagepol.py", line 264, in open 2026-08-12 14:50:25 INFO immath::::casa+ return self._swigobj.open(image) 2026-08-12 14:50:25 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/imagepol.py", line 715, in open 2026-08-12 14:50:25 INFO immath::::casa+ return _imagepol.imagepol_open(self, *args, **kwargs) 2026-08-12 14:50:25 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:25 INFO immath::::casa+ RuntimeError: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:25 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:24.589042 End time: 2026-08-12 14:50:24.712351 2026-08-12 14:50:25 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:25 INFO immath::::casa ########################################## 2026-08-12 14:50:25 INFO immath::::casa ########################################## 2026-08-12 14:50:25 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:25 INFO immath::::casa immath( imagename='3C129UV.im', mode='poli', outfile='poli8.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:25 SEVERE imagepol::open Exception Reported: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:25 SEVERE immath::::casa Error running immath 2026-08-12 14:50:25 SEVERE immath::::casa Exception caught was: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:25 SEVERE immath::::casa Exception Reported: Error in immath: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:25 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:25 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:25 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 209, in immath 2026-08-12 14:50:25 INFO immath::::casa+ _immath_new_poli( 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 386, in _immath_new_poli 2026-08-12 14:50:25 INFO immath::::casa+ mypo.open(target) 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/imagepol.py", line 264, in open 2026-08-12 14:50:25 INFO immath::::casa+ return self._swigobj.open(image) 2026-08-12 14:50:25 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/imagepol.py", line 715, in open 2026-08-12 14:50:25 INFO immath::::casa+ return _imagepol.imagepol_open(self, *args, **kwargs) 2026-08-12 14:50:25 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:25 INFO immath::::casa+ RuntimeError: This Stokes coordinate has only one of Q and U. This is not useful at File: /source/casa6/casatools/src/code/imageanalysis/ImageAnalysis/ImagePolarimetry.cc, line: 1139 2026-08-12 14:50:25 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:24.713345 End time: 2026-08-12 14:50:24.742806 2026-08-12 14:50:25 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:25 INFO immath::::casa ########################################## 2026-08-12 14:50:25 INFO name:: No table opened. 2026-08-12 14:50:25 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:25 INFO ImageFactory::createImage Created Paged image 'myim.im' of shape [10, 20, 4, 40] with float valued pixels. 2026-08-12 14:50:25 INFO ImageFactory::createImage Created Paged image 'mask1.im' of shape [10, 20, 4, 40] with float valued pixels. 2026-08-12 14:50:25 INFO ImageFactory::createImage Created Paged image 'mask2.im' of shape [10, 20, 1, 1] with float valued pixels. 2026-08-12 14:50:25 INFO ImageFactory::createImage Created Paged image 'mask3.im' of shape [10, 20, 4, 2] with float valued pixels. 2026-08-12 14:50:25 INFO immath::::casa ########################################## 2026-08-12 14:50:25 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:25 INFO immath::::casa immath( imagename='myim.im', mode='evalexpr', outfile='out1.im', expr='1*IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='mask1.im > 5', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:25 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:25 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [9, 19, 3, 39] (00:00:20.000, -00.10.00.001, I, 1.41498e+09Hz to 23:59:44.000, +00.09.00.001, V, 1.41502e+09Hz) 2026-08-12 14:50:25 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [10, 20, 4, 40] 2026-08-12 14:50:25 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2026-08-12 14:50:25 INFO ImageExprCalculator::_imagecalc Creating image `out1.im' of shape [10, 20, 4, 40] 2026-08-12 14:50:25 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2026-08-12 14:50:25 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:24.939844 End time: 2026-08-12 14:50:25.055191 2026-08-12 14:50:25 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:25 INFO immath::::casa ########################################## 2026-08-12 14:50:25 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/out1.im 2026-08-12 14:50:25 INFO immath::::casa ########################################## 2026-08-12 14:50:25 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:25 INFO immath::::casa immath( imagename='myim.im', mode='evalexpr', outfile='out2.im', expr='1*IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='mask2.im > 5', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:25 SEVERE image::subimage (file src/tools/image/image_cmpt.cc, line 6162) Exception Reported: The input image shape ([10, 20, 4, 40]) and mask shape ([10, 20, 1, 1]) are different, and it was specified that the mask should not be extended, so the mask cannot be applied to the (sub)image. Specifying that the mask should be extended may resolve the issue at File: /source/casainstall/include/casacpp/imageanalysis/ImageAnalysis/SubImageFactory.tcc, line: 306 2026-08-12 14:50:25 SEVERE immath::::casa Unable to process expression 1*IM0 2026-08-12 14:50:25 SEVERE immath::::casa Exception caught was: Unable to apply region to file: myim.im 2026-08-12 14:50:25 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: myim.im 2026-08-12 14:50:25 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 455, in _immath_createsubimages 2026-08-12 14:50:25 INFO immath::::casa+ subim = myia.subimage( 2026-08-12 14:50:25 INFO immath::::casa+ ^^^^^^^^^^^^^^ 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/image.py", line 3890, in subimage 2026-08-12 14:50:25 INFO immath::::casa+ return _wrap_image(swig_object=self._swigobj.subimage(outfile, region, mask, dropdeg, overwrite, list, stretch, wantreturn, keepaxes)) 2026-08-12 14:50:25 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/image.py", line 7729, in subimage 2026-08-12 14:50:25 INFO immath::::casa+ return _image.image_subimage(self, *args, **kwargs) 2026-08-12 14:50:25 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:25 INFO immath::::casa+ RuntimeError: The input image shape ([10, 20, 4, 40]) and mask shape ([10, 20, 1, 1]) are different, and it was specified that the mask should not be extended, so the mask cannot be applied to the (sub)image. Specifying that the mask should be extended may resolve the issue at File: /source/casainstall/include/casacpp/imageanalysis/ImageAnalysis/SubImageFactory.tcc, line: 306 2026-08-12 14:50:25 INFO immath::::casa+ 2026-08-12 14:50:25 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:25 INFO immath::::casa+ 2026-08-12 14:50:25 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:25 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:25 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:25 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:25 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:25 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:25 INFO immath::::casa+ Exception: Unable to apply region to file: myim.im 2026-08-12 14:50:25 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:25.073177 End time: 2026-08-12 14:50:25.094488 2026-08-12 14:50:25 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:25 INFO immath::::casa ########################################## 2026-08-12 14:50:25 INFO immath::::casa ########################################## 2026-08-12 14:50:25 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:25 INFO immath::::casa immath( imagename='myim.im', mode='evalexpr', outfile='out3.im', expr='1*IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='mask2.im > 5', region='', box='', chans='', stokes='', stretch=True, imagemd='', prec='float' ) 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:25 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:25 INFO ImageRegion::fromRecord+ [0, 0, 0, 0] to [9, 19, 3, 39] (00:00:20.000, -00.10.00.001, I, 1.41498e+09Hz to 23:59:44.000, +00.09.00.001, V, 1.41502e+09Hz) 2026-08-12 14:50:25 INFO ImageRegion::fromRecord Creating image '_immath_tmp7374_0' of shape [10, 20, 4, 40] 2026-08-12 14:50:25 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2026-08-12 14:50:25 INFO ImageExprCalculator::_imagecalc Creating image `out3.im' of shape [10, 20, 4, 40] 2026-08-12 14:50:25 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2026-08-12 14:50:25 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:25.096331 End time: 2026-08-12 14:50:25.207357 2026-08-12 14:50:25 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:25 INFO immath::::casa ########################################## 2026-08-12 14:50:25 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/out3.im 2026-08-12 14:50:25 INFO immath::::casa ########################################## 2026-08-12 14:50:25 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:25 INFO immath::::casa immath( imagename='myim.im', mode='evalexpr', outfile='out4.im', expr='1*IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='mask3.im > 5', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS Using all spectral channels. 2026-08-12 14:50:25 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:25 SEVERE image::subimage (file src/tools/image/image_cmpt.cc, line 6162) Exception Reported: The input image shape ([10, 20, 4, 40]) and mask shape ([10, 20, 4, 2]) are different, and it was specified that the mask should not be extended, so the mask cannot be applied to the (sub)image. Specifying that the mask should be extended may resolve the issue at File: /source/casainstall/include/casacpp/imageanalysis/ImageAnalysis/SubImageFactory.tcc, line: 306 2026-08-12 14:50:25 SEVERE immath::::casa Unable to process expression 1*IM0 2026-08-12 14:50:25 SEVERE immath::::casa Exception caught was: Unable to apply region to file: myim.im 2026-08-12 14:50:25 SEVERE immath::::casa Exception Reported: Error in immath: Unable to apply region to file: myim.im 2026-08-12 14:50:25 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 455, in _immath_createsubimages 2026-08-12 14:50:25 INFO immath::::casa+ subim = myia.subimage( 2026-08-12 14:50:25 INFO immath::::casa+ ^^^^^^^^^^^^^^ 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/image.py", line 3890, in subimage 2026-08-12 14:50:25 INFO immath::::casa+ return _wrap_image(swig_object=self._swigobj.subimage(outfile, region, mask, dropdeg, overwrite, list, stretch, wantreturn, keepaxes)) 2026-08-12 14:50:25 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatools/__casac__/image.py", line 7729, in subimage 2026-08-12 14:50:25 INFO immath::::casa+ return _image.image_subimage(self, *args, **kwargs) 2026-08-12 14:50:25 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:25 INFO immath::::casa+ RuntimeError: The input image shape ([10, 20, 4, 40]) and mask shape ([10, 20, 4, 2]) are different, and it was specified that the mask should not be extended, so the mask cannot be applied to the (sub)image. Specifying that the mask should be extended may resolve the issue at File: /source/casainstall/include/casacpp/imageanalysis/ImageAnalysis/SubImageFactory.tcc, line: 306 2026-08-12 14:50:25 INFO immath::::casa+ 2026-08-12 14:50:25 INFO immath::::casa+ During handling of the above exception, another exception occurred: 2026-08-12 14:50:25 INFO immath::::casa+ 2026-08-12 14:50:25 INFO immath::::casa+ Traceback (most recent call last): 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:25 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:25 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 216, in immath 2026-08-12 14:50:25 INFO immath::::casa+ (subImages, file_map) = _immath_createsubimages( 2026-08-12 14:50:25 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:25 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 464, in _immath_createsubimages 2026-08-12 14:50:25 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:25 INFO immath::::casa+ Exception: Unable to apply region to file: myim.im 2026-08-12 14:50:25 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:25.225139 End time: 2026-08-12 14:50:25.246164 2026-08-12 14:50:25 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:25 INFO immath::::casa ########################################## 2026-08-12 14:50:25 INFO name:: No table opened. 2026-08-12 14:50:25 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:25 INFO ImageFactory::createImage Created Paged image 'a.im' of shape [20, 20, 20] with float valued pixels. 2026-08-12 14:50:25 INFO image::_setrestoringbeam Will use dictionary specified in beam parameter to set the beam(s) 2026-08-12 14:50:25 INFO BeamManipulator::set Setting (global) restoring beam. 2026-08-12 14:50:25 INFO BeamManipulator::set Beam parameters: Major : 20 arcsec 2026-08-12 14:50:25 INFO BeamManipulator::set+ Minor : 10 arcsec 2026-08-12 14:50:25 INFO BeamManipulator::set+ Position Angle : 5 deg 2026-08-12 14:50:25 INFO ImageFactory::createImage Created Paged image 'b.im' of shape [20, 20, 20] with float valued pixels. 2026-08-12 14:50:25 INFO image::_setrestoringbeam Will use dictionary specified in beam parameter to set the beam(s) 2026-08-12 14:50:25 INFO BeamManipulator::set Setting (global) restoring beam. 2026-08-12 14:50:25 INFO BeamManipulator::set Beam parameters: Major : 30 arcsec 2026-08-12 14:50:25 INFO BeamManipulator::set+ Minor : 15 arcsec 2026-08-12 14:50:25 INFO BeamManipulator::set+ Position Angle : 10 deg 2026-08-12 14:50:25 INFO ImageFactory::createImage Created Paged image 'c.im' of shape [20, 20, 20] with float valued pixels. 2026-08-12 14:50:25 INFO image::_setrestoringbeam Will use dictionary specified in beam parameter to set the beam(s) 2026-08-12 14:50:25 INFO BeamManipulator::set Setting (global) restoring beam. 2026-08-12 14:50:25 INFO BeamManipulator::set Beam parameters: Major : 5 arcsec 2026-08-12 14:50:25 INFO BeamManipulator::set+ Minor : 2 arcsec 2026-08-12 14:50:25 INFO BeamManipulator::set+ Position Angle : 4 deg 2026-08-12 14:50:25 WARN ImageExprCalculator::compute image units are not the same: 'Jy/beam' vs 'Jy/pixel'. Proceed with caution. Output image metadata will be copied from image a.im 2026-08-12 14:50:25 WARN ImageExprCalculator::compute image units are not the same: 'Jy/beam' vs 'Jy/pixel'. Proceed with caution. Output image metadata will be copied from image b.im 2026-08-12 14:50:26 WARN ImageExprCalculator::compute image units are not the same: 'Jy/beam' vs 'Jy/pixel'. Proceed with caution. Output image metadata will be copied from image c.im 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa immath( imagename='a.im', mode='evalexpr', outfile='immath_out0.im', expr='a.im + b.im + c.im', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='a.im', prec='float' ) 2026-08-12 14:50:26 WARN ImageExprCalculator::compute image units are not the same: 'Jy/beam' vs 'Jy/pixel'. Proceed with caution. Output image metadata will be copied from image a.im 2026-08-12 14:50:26 INFO ImageExprCalculator::_imagecalc Creating image `immath_out0.im' of shape [20, 20, 20] 2026-08-12 14:50:26 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:25.510133 End time: 2026-08-12 14:50:25.560389 2026-08-12 14:50:26 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa immath( imagename=['a.im', 'b.im', 'c.im'], mode='evalexpr', outfile='immath_out0.imIM0', expr='a.im + b.im + c.im', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='IM0', prec='float' ) 2026-08-12 14:50:26 WARN ImageExprCalculator::compute image units are not the same: 'Jy/beam' vs 'Jy/pixel'. Proceed with caution. Output image metadata will be copied from image a.im 2026-08-12 14:50:26 INFO ImageExprCalculator::_imagecalc Creating image `immath_out0.imIM0' of shape [20, 20, 20] 2026-08-12 14:50:26 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:25.561785 End time: 2026-08-12 14:50:25.613342 2026-08-12 14:50:26 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/immath_out0.im 2026-08-12 14:50:26 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/immath_out0.imIM0 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa immath( imagename='a.im', mode='evalexpr', outfile='immath_out1.im', expr='a.im + b.im + c.im', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='b.im', prec='float' ) 2026-08-12 14:50:26 WARN ImageExprCalculator::compute image units are not the same: 'Jy/beam' vs 'Jy/pixel'. Proceed with caution. Output image metadata will be copied from image b.im 2026-08-12 14:50:26 INFO ImageExprCalculator::_imagecalc Creating image `immath_out1.im' of shape [20, 20, 20] 2026-08-12 14:50:26 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:25.634297 End time: 2026-08-12 14:50:25.687462 2026-08-12 14:50:26 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa immath( imagename=['a.im', 'b.im', 'c.im'], mode='evalexpr', outfile='immath_out1.imIM1', expr='a.im + b.im + c.im', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='IM1', prec='float' ) 2026-08-12 14:50:26 WARN ImageExprCalculator::compute image units are not the same: 'Jy/beam' vs 'Jy/pixel'. Proceed with caution. Output image metadata will be copied from image b.im 2026-08-12 14:50:26 INFO ImageExprCalculator::_imagecalc Creating image `immath_out1.imIM1' of shape [20, 20, 20] 2026-08-12 14:50:26 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:25.689117 End time: 2026-08-12 14:50:25.748310 2026-08-12 14:50:26 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/immath_out1.im 2026-08-12 14:50:26 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/immath_out1.imIM1 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa immath( imagename='a.im', mode='evalexpr', outfile='immath_out2.im', expr='a.im + b.im + c.im', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='c.im', prec='float' ) 2026-08-12 14:50:26 WARN ImageExprCalculator::compute image units are not the same: 'Jy/beam' vs 'Jy/pixel'. Proceed with caution. Output image metadata will be copied from image c.im 2026-08-12 14:50:26 INFO ImageExprCalculator::_imagecalc Creating image `immath_out2.im' of shape [20, 20, 20] 2026-08-12 14:50:26 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:25.772376 End time: 2026-08-12 14:50:25.827653 2026-08-12 14:50:26 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa immath( imagename=['a.im', 'b.im', 'c.im'], mode='evalexpr', outfile='immath_out2.imIM2', expr='a.im + b.im + c.im', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='IM2', prec='float' ) 2026-08-12 14:50:26 WARN ImageExprCalculator::compute image units are not the same: 'Jy/beam' vs 'Jy/pixel'. Proceed with caution. Output image metadata will be copied from image c.im 2026-08-12 14:50:26 INFO ImageExprCalculator::_imagecalc Creating image `immath_out2.imIM2' of shape [20, 20, 20] 2026-08-12 14:50:26 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:25.829248 End time: 2026-08-12 14:50:25.887431 2026-08-12 14:50:26 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/immath_out2.im 2026-08-12 14:50:26 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/immath_out2.imIM2 2026-08-12 14:50:26 INFO name:: No table opened. 2026-08-12 14:50:26 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:26 INFO ImageFactory::createImage Created Paged image 'mybeamtest0.im' of shape [2, 2, 2, 2] with float valued pixels. 2026-08-12 14:50:26 INFO image::_casaQuantityFromVar Will use values specified in major, minor, pa to set beam 2026-08-12 14:50:26 INFO BeamManipulator::set Setting (global) restoring beam. 2026-08-12 14:50:26 INFO BeamManipulator::set Beam parameters: Major : 3.234 arcmin 2026-08-12 14:50:26 INFO BeamManipulator::set+ Minor : 1 arcmin 2026-08-12 14:50:26 INFO BeamManipulator::set+ Position Angle : 0 deg 2026-08-12 14:50:26 INFO ImageFactory::createImage Created Paged image 'mybeamtest1.im' of shape [2, 2, 2, 2] with float valued pixels. 2026-08-12 14:50:26 INFO image::_casaQuantityFromVar Will use values specified in major, minor, pa to set beam 2026-08-12 14:50:26 INFO BeamManipulator::set Setting (global) restoring beam. 2026-08-12 14:50:26 INFO BeamManipulator::set Beam parameters: Major : 3.235 arcmin 2026-08-12 14:50:26 INFO BeamManipulator::set+ Minor : 1 arcmin 2026-08-12 14:50:26 INFO BeamManipulator::set+ Position Angle : 0 deg 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa immath( imagename=['mybeamtest0.im', 'mybeamtest1.im'], mode='evalexpr', outfile='myout.im', expr='IM0 + IM1', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:26 WARN ImageExprCalculator::compute image beams are not the same: Axis Lengths: [1, 1] (NB: Matrix in Row/Column order) 2026-08-12 14:50:26 WARN ImageExprCalculator::compute+ [major: 3.235 arcmin, minor: 1 arcmin, pa: 0 deg] 2026-08-12 14:50:26 WARN ImageExprCalculator::compute+ vs Axis Lengths: [1, 1] (NB: Matrix in Row/Column order) 2026-08-12 14:50:26 WARN ImageExprCalculator::compute+ [major: 3.234 arcmin, minor: 1 arcmin, pa: 0 deg] 2026-08-12 14:50:26 INFO ImageExprCalculator::_imagecalc Creating image `myout.im' of shape [2, 2, 2, 2] 2026-08-12 14:50:26 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:26.057321 End time: 2026-08-12 14:50:26.109848 2026-08-12 14:50:26 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO image::_casaQuantityFromVar Will use values specified in major, minor, pa to set beam 2026-08-12 14:50:26 INFO BeamManipulator::set Setting (global) restoring beam. 2026-08-12 14:50:26 INFO BeamManipulator::set Beam parameters: Major : 3.23457 arcmin 2026-08-12 14:50:26 INFO BeamManipulator::set+ Minor : 1 arcmin 2026-08-12 14:50:26 INFO BeamManipulator::set+ Position Angle : 0 deg 2026-08-12 14:50:26 INFO image::_casaQuantityFromVar Will use values specified in major, minor, pa to set beam 2026-08-12 14:50:26 INFO BeamManipulator::set Setting (global) restoring beam. 2026-08-12 14:50:26 INFO BeamManipulator::set Beam parameters: Major : 3.23457 arcmin 2026-08-12 14:50:26 INFO BeamManipulator::set+ Minor : 1 arcmin 2026-08-12 14:50:26 INFO BeamManipulator::set+ Position Angle : 0 deg 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa immath( imagename=['mybeamtest0.im', 'mybeamtest1.im'], mode='evalexpr', outfile='myout.im', expr='IM0 + IM1', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:26 WARN ImageExprCalculator::compute image beams are not the same: Axis Lengths: [1, 1] (NB: Matrix in Row/Column order) 2026-08-12 14:50:26 WARN ImageExprCalculator::compute+ [major: 3.234568 arcmin, minor: 1 arcmin, pa: 0 deg] 2026-08-12 14:50:26 WARN ImageExprCalculator::compute+ vs Axis Lengths: [1, 1] (NB: Matrix in Row/Column order) 2026-08-12 14:50:26 WARN ImageExprCalculator::compute+ [major: 3.234567 arcmin, minor: 1 arcmin, pa: 0 deg] 2026-08-12 14:50:26 INFO ImageExprCalculator::_imagecalc Creating image `myout.im' of shape [2, 2, 2, 2] 2026-08-12 14:50:26 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:26.146656 End time: 2026-08-12 14:50:26.198942 2026-08-12 14:50:26 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO image::_casaQuantityFromVar Will use values specified in major, minor, pa to set beam 2026-08-12 14:50:26 INFO BeamManipulator::set Setting (global) restoring beam. 2026-08-12 14:50:26 INFO BeamManipulator::set Beam parameters: Major : 3.23457 arcmin 2026-08-12 14:50:26 INFO BeamManipulator::set+ Minor : 1 arcmin 2026-08-12 14:50:26 INFO BeamManipulator::set+ Position Angle : 0 deg 2026-08-12 14:50:26 INFO image::_casaQuantityFromVar Will use values specified in major, minor, pa to set beam 2026-08-12 14:50:26 INFO BeamManipulator::set Setting (global) restoring beam. 2026-08-12 14:50:26 INFO BeamManipulator::set Beam parameters: Major : 3.23457 arcmin 2026-08-12 14:50:26 INFO BeamManipulator::set+ Minor : 1 arcmin 2026-08-12 14:50:26 INFO BeamManipulator::set+ Position Angle : 0 deg 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa immath( imagename=['mybeamtest0.im', 'mybeamtest1.im'], mode='evalexpr', outfile='myout.im', expr='IM0 + IM1', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:26 WARN ImageExprCalculator::compute image beams are not the same: Axis Lengths: [1, 1] (NB: Matrix in Row/Column order) 2026-08-12 14:50:26 WARN ImageExprCalculator::compute+ [major: 3.23456789027778 arcmin, minor: 1 arcmin, pa: 0 deg] 2026-08-12 14:50:26 WARN ImageExprCalculator::compute+ vs Axis Lengths: [1, 1] (NB: Matrix in Row/Column order) 2026-08-12 14:50:26 WARN ImageExprCalculator::compute+ [major: 3.23456789017778 arcmin, minor: 1 arcmin, pa: 0 deg] 2026-08-12 14:50:26 INFO ImageExprCalculator::_imagecalc Creating image `myout.im' of shape [2, 2, 2, 2] 2026-08-12 14:50:26 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:26.236146 End time: 2026-08-12 14:50:26.289075 2026-08-12 14:50:26 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:26 INFO immath::::casa ########################################## 2026-08-12 14:50:26 INFO name:: No table opened. 2026-08-12 14:50:26 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:26 INFO ImageFactory::createImage Created Paged image 'complex_calc1.im' of shape [4, 4] with Complex valued pixels. 2026-08-12 14:50:26 INFO ImageFactory::createImage Created Paged image 'complex_calc2.im' of shape [4, 4] with Complex valued pixels. 2026-08-12 14:50:26 INFO ImageFactory::createImage Created Paged image 'complex_calc3.im' of shape [4, 4] with Complex valued pixels. 2026-08-12 14:50:26 WARN ImageExprCalculator::compute2 Overwriting pixel values of the currently attached image 2026-08-12 14:50:26 INFO ImageFactory::createImage Created Paged image 'float_calc4.im' of shape [4, 4] with float valued pixels. 2026-08-12 14:50:27 INFO name:: No table opened. 2026-08-12 14:50:27 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:27 INFO ImageFactory::createImage Created Paged image 'jj.im' of shape [20, 20, 20] with float valued pixels. 2026-08-12 14:50:27 INFO ImageFactory::createImage Created Paged image 'kk.im' of shape [20, 20, 20] with float valued pixels. 2026-08-12 14:50:27 INFO ImageExprCalculator::_imagecalc Creating image `CAS-8570.im' of shape [20, 20, 20] 2026-08-12 14:50:27 WARN image::open (file src/tools/image/image_cmpt.cc, line 4208) Another image is already open, closing first 2026-08-12 14:50:27 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/CAS-8570.im 2026-08-12 14:50:27 INFO name:: No table opened. 2026-08-12 14:50:27 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:27 INFO ImageFactory::createImage Created Paged image 'hist1.im' of shape [20, 20] with float valued pixels. 2026-08-12 14:50:27 INFO ImageFactory::createImage Created Paged image 'hist2.im' of shape [20, 20] with float valued pixels. 2026-08-12 14:50:27 INFO ::::image::imagecalc Ran ia.imagecalc 2026-08-12 14:50:27 INFO ::::image::imagecalc ia.imagecalc(outfile="", pixels="hist1.im+hist2.im", overwrite=false, imagemd="") 2026-08-12 14:50:27 WARN ImageExprCalculator::compute2 Overwriting pixel values of the currently attached image 2026-08-12 14:50:27 INFO ::::ImageFactory::createImage Created Paged image 'hist1.im' of shape [20, 20] with float valued pixels. 2026-08-12 14:50:27 INFO ::::image::fromshape Ran ia.fromshape 2026-08-12 14:50:27 INFO ::::image::fromshape ia.fromshape(outfile="hist1.im", shape=[20,20], csys={...}, linear=false, overwrite=false, log=true, type="f") 2026-08-12 14:50:27 INFO ::::image::calc Ran ia.calc 2026-08-12 14:50:27 INFO ::::image::calc ia.calc(expr="hist1.im+hist2.im", verbose=true) 2026-08-12 14:50:27 INFO immath::::casa ########################################## 2026-08-12 14:50:27 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:27 INFO immath::::casa immath( imagename='hist1.im', mode='evalexpr', outfile='zz_out.im', expr='hist1.im+hist2.im', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:27 INFO ImageExprCalculator::_imagecalc Creating image `zz_out.im' of shape [20, 20] 2026-08-12 14:50:27 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:26.885180 End time: 2026-08-12 14:50:26.928228 2026-08-12 14:50:27 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:27 INFO immath::::casa ########################################## 2026-08-12 14:50:27 INFO ::::immath version: 6.7.7-5 CASAtools:v1.0.0 2026-08-12 14:50:27 INFO ::::immath immath(imagename="hist1.im", mode="evalexpr", outfile="zz_out.im", expr="hist1.im+hist2.im", varnames=['IM0'], sigma="0.0mJy/beam", polithresh="", mask="", region="", box="", chans="", stokes="", stretch=False, imagemd="", prec="float") 2026-08-12 14:50:27 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/zz_out.im 2026-08-12 14:50:27 INFO name:: No table opened. 2026-08-12 14:50:27 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:27 INFO immath::::casa ########################################## 2026-08-12 14:50:27 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:27 INFO immath::::casa immath( imagename='/opt/casa/data/casatestdata/unittest/immath/poli_sigma_test.im', mode='poli', outfile='myout.im', expr='IM0', varnames='', sigma='0.0044Jy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:27 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:27 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:27 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:27 INFO ImageRegion::fromRecord+ [0, 0, 0] to [19, 19, 3] (00:00:40.000, -00.10.00.001, I to 23:59:24.000, +00.09.00.001, V) 2026-08-12 14:50:27 INFO ImagePolTask::_setDoLinDoCirc Debiasing with sigma = 0.0044 2026-08-12 14:50:27 INFO SubImageFactory::createImage Creating image 'myout.im' of shape [20, 20, 1] 2026-08-12 14:50:27 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:27.031480 End time: 2026-08-12 14:50:27.108104 2026-08-12 14:50:27 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:27 INFO immath::::casa ########################################## 2026-08-12 14:50:27 WARN image::open (file src/tools/image/image_cmpt.cc, line 4208) Another image is already open, closing first 2026-08-12 14:50:27 INFO name:: No table opened. 2026-08-12 14:50:27 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:27 INFO ImageFactory::createImage Created Paged image 'calc0_f.im' of shape [2, 2] with float valued pixels. 2026-08-12 14:50:27 INFO ImageFactory::createImage Created Paged image 'calc1_f.im' of shape [2, 2] with float valued pixels. 2026-08-12 14:50:27 INFO ImageFactory::createImage Created Paged image 'calc0_d.im' of shape [2, 2] with double valued pixels. 2026-08-12 14:50:27 INFO ImageFactory::createImage Created Paged image 'calc1_d.im' of shape [2, 2] with double valued pixels. 2026-08-12 14:50:27 INFO ImageFactory::createImage Created Paged image 'calc0_c.im' of shape [2, 2] with Complex valued pixels. 2026-08-12 14:50:27 INFO ImageFactory::createImage Created Paged image 'calc1_c.im' of shape [2, 2] with Complex valued pixels. 2026-08-12 14:50:28 INFO ImageFactory::createImage Created Paged image 'calc0_cd.im' of shape [2, 2] with DComplex valued pixels. 2026-08-12 14:50:28 INFO ImageFactory::createImage Created Paged image 'calc1_cd.im' of shape [2, 2] with DComplex valued pixels. 2026-08-12 14:50:28 INFO name:: No table opened. 2026-08-12 14:50:28 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:28 INFO immath::::casa ########################################## 2026-08-12 14:50:28 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:28 INFO immath::::casa immath( imagename=['spectral_index_0.im', 'spectral_index_1.im'], mode='spix', outfile='spectral_index_out.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:28 INFO ImageExprCalculator::_imagecalc Creating image `spectral_index_out.im' of shape [20, 20, 1, 1] 2026-08-12 14:50:28 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:27.772092 End time: 2026-08-12 14:50:27.819792 2026-08-12 14:50:28 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:28 INFO immath::::casa ########################################## 2026-08-12 14:50:28 INFO name:: No table opened. 2026-08-12 14:50:28 INFO showcache:: The Table Cache is empty. .2026-08-12 14:50:28 INFO ImageFactory::createImage Created Paged image 'mypol.im' of shape [4, 4, 4] with float valued pixels. 2026-08-12 14:50:28 INFO immath::::casa ########################################## 2026-08-12 14:50:28 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:28 INFO immath::::casa immath( imagename='mypol.im', mode='poli', outfile='outpoli.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:28 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:28 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:28 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:28 INFO ImageRegion::fromRecord+ [0, 0, 0] to [3, 3, 3] (00:00:08.000, -00.02.00.000, I to 23:59:56.000, +00.01.00.000, V) 2026-08-12 14:50:28 INFO SubImageFactory::createImage Creating image 'outpoli.im' of shape [4, 4, 1] 2026-08-12 14:50:28 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:27.953795 End time: 2026-08-12 14:50:28.004060 2026-08-12 14:50:28 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:28 INFO immath::::casa ########################################## 2026-08-12 14:50:28 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/outpoli.im 2026-08-12 14:50:28 INFO immath::::casa ########################################## 2026-08-12 14:50:28 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:28 INFO immath::::casa immath( imagename='mypol.im', mode='lpoli', outfile='outlpoli.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:28 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:28 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:28 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:28 INFO ImageRegion::fromRecord+ [0, 0, 0] to [3, 3, 3] (00:00:08.000, -00.02.00.000, I to 23:59:56.000, +00.01.00.000, V) 2026-08-12 14:50:28 INFO SubImageFactory::createImage Creating image 'outlpoli.im' of shape [4, 4, 1] 2026-08-12 14:50:28 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:28.018119 End time: 2026-08-12 14:50:28.066824 2026-08-12 14:50:28 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:28 INFO immath::::casa ########################################## 2026-08-12 14:50:28 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/outlpoli.im 2026-08-12 14:50:28 INFO immath::::casa ########################################## 2026-08-12 14:50:28 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:28 INFO immath::::casa immath( imagename='mypol.im', mode='tpoli', outfile='outtpoli.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:28 WARN immath::::casa Ignoring stokes parameters selection for mode='poli'. 2026-08-12 14:50:28 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:28 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:28 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:28 INFO ImageRegion::fromRecord+ [0, 0, 0] to [3, 3, 3] (00:00:08.000, -00.02.00.000, I to 23:59:56.000, +00.01.00.000, V) 2026-08-12 14:50:28 INFO SubImageFactory::createImage Creating image 'outtpoli.im' of shape [4, 4, 1] 2026-08-12 14:50:28 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:28.080502 End time: 2026-08-12 14:50:28.130867 2026-08-12 14:50:28 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:28 INFO immath::::casa ########################################## 2026-08-12 14:50:28 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/outtpoli.im 2026-08-12 14:50:28 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:28 INFO ImageRegion::fromRecord+ [0, 0, 0] to [3, 3, 2] (00:00:08.000, -00.02.00.000, I to 23:59:56.000, +00.01.00.000, U) 2026-08-12 14:50:28 INFO ImageRegion::fromRecord Creating image 'noV.im' of shape [4, 4, 3] 2026-08-12 14:50:28 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/mypol.im 2026-08-12 14:50:28 INFO immath::::casa ########################################## 2026-08-12 14:50:28 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:28 INFO immath::::casa immath( imagename='noV.im', mode='poli', outfile='no_Voutpoli.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:28 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:28 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:28 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:28 INFO ImageRegion::fromRecord+ [0, 0, 0] to [3, 3, 2] (00:00:08.000, -00.02.00.000, I to 23:59:56.000, +00.01.00.000, U) 2026-08-12 14:50:28 INFO SubImageFactory::createImage Creating image 'no_Voutpoli.im' of shape [4, 4, 1] 2026-08-12 14:50:28 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:28.187052 End time: 2026-08-12 14:50:28.235380 2026-08-12 14:50:28 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:28 INFO immath::::casa ########################################## 2026-08-12 14:50:28 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/no_Voutpoli.im 2026-08-12 14:50:28 INFO immath::::casa ########################################## 2026-08-12 14:50:28 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:28 INFO immath::::casa immath( imagename='noV.im', mode='lpoli', outfile='no_Voutlpoli.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:28 INFO CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2026-08-12 14:50:28 INFO CasacRegionManager::fromBCS Using polarizations ALL 2026-08-12 14:50:28 INFO ImageRegion::fromRecord Selected bounding box : 2026-08-12 14:50:28 INFO ImageRegion::fromRecord+ [0, 0, 0] to [3, 3, 2] (00:00:08.000, -00.02.00.000, I to 23:59:56.000, +00.01.00.000, U) 2026-08-12 14:50:28 INFO SubImageFactory::createImage Creating image 'no_Voutlpoli.im' of shape [4, 4, 1] 2026-08-12 14:50:28 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:28.249349 End time: 2026-08-12 14:50:28.297330 2026-08-12 14:50:28 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:28 INFO immath::::casa ########################################## 2026-08-12 14:50:28 INFO deleted table /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_immath_casashell/no_Voutlpoli.im 2026-08-12 14:50:28 INFO immath::::casa ########################################## 2026-08-12 14:50:28 INFO immath::::casa ##### Begin Task: immath ##### 2026-08-12 14:50:28 INFO immath::::casa immath( imagename='noV.im', mode='tpoli', outfile='no_Vouttpoli.im', expr='IM0', varnames='', sigma='0.0mJy/beam', polithresh='', mask='', region='', box='', chans='', stokes='', stretch=False, imagemd='', prec='float' ) 2026-08-12 14:50:28 SEVERE immath::::casa Error running immath 2026-08-12 14:50:28 SEVERE immath::::casa Exception caught was: Stokes V is required for mode tpoli but was not found 2026-08-12 14:50:28 SEVERE immath::::casa Exception Reported: Error in immath: Stokes V is required for mode tpoli but was not found 2026-08-12 14:50:28 INFO immath::::casa Traceback (most recent call last): 2026-08-12 14:50:28 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casashell/private/immath.py", line 828, in __call__ 2026-08-12 14:50:28 INFO immath::::casa+ task_result = _immath_t( _pc.document['imagename'],_pc.document['mode'],_pc.document['outfile'],_pc.document['expr'],_pc.document['varnames'],_pc.document['sigma'],_pc.document['polithresh'],_pc.document['mask'],_pc.document['region'],_pc.document['box'],_pc.document['chans'],_pc.document['stokes'],_pc.document['stretch'],_pc.document['imagemd'],_pc.document['prec'] ) 2026-08-12 14:50:28 INFO immath::::casa+ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-08-12 14:50:28 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 209, in immath 2026-08-12 14:50:28 INFO immath::::casa+ _immath_new_poli( 2026-08-12 14:50:28 INFO immath::::casa+ File "/wheeldirectory/casa-6.7.7-5-py3.12.el9/lib/py/lib/python3.12/site-packages/casatasks/private/task_immath.py", line 363, in _immath_new_poli 2026-08-12 14:50:28 INFO immath::::casa+ raise Exception( 2026-08-12 14:50:28 INFO immath::::casa+ Exception: Stokes V is required for mode tpoli but was not found 2026-08-12 14:50:28 INFO immath::::casa Task immath complete. Start time: 2026-08-12 14:50:28.310349 End time: 2026-08-12 14:50:28.316136 2026-08-12 14:50:28 INFO immath::::casa ##### End Task: immath ##### 2026-08-12 14:50:28 INFO immath::::casa ########################################## 2026-08-12 14:50:28 INFO name:: No table opened. 2026-08-12 14:50:28 INFO showcache:: The Table Cache is empty. . ---------------------------------------------------------------------- Ran 32 tests in 19.295s OK Generating XML reports...