Qt6 shell tab-completion crash

[Eric Pettersen]

The following bug report has been submitted:
Platform:        macOS-10.15.7-x86_64-i386-64bit
ChimeraX Version: 1.4.dev202203090340 (2022-03-09 03:40:10 UTC)
Description
Last time you used ChimeraX it crashed.
Please describe steps that led to the crash here.
Fatal Python error: Segmentation fault

Thread 0x0000700013450000 (most recent call first):
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/selectors.py", line 562 in select
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/asyncio/base_events.py", line 1854 in _run_once
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/asyncio/base_events.py", line 596 in run_forever
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/tornado/platform/asyncio.py", line 199 in start
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/ipykernel/iostream.py", line 81 in _thread_main
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/threading.py", line 910 in run
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/threading.py", line 973 in _bootstrap_inner
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/threading.py", line 930 in _bootstrap

Thread 0x000070001244d000 (most recent call first):
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/threading.py", line 312 in wait
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/threading.py", line 574 in wait
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/IPython/core/history.py", line 829 in run
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/IPython/core/history.py", line 58 in needs_sqlite
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/decorator.py", line 232 in fun
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/threading.py", line 973 in _bootstrap_inner
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/threading.py", line 930 in _bootstrap

Current thread 0x000000010eee5dc0 (most recent call first):
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/qtconsole/console_widget.py", line 1696 in _get_block_plain_text
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/qtconsole/frontend_widget.py", line 70 in highlightBlock
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/qtconsole/console_widget.py", line 1089 in _fill_temporary_buffer
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/qtconsole/completion_html.py", line 350 in _update_list
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/qtconsole/completion_html.py", line 323 in show_items
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/qtconsole/console_widget.py", line 1078 in _complete_with_items
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/qtconsole/jupyter_widget.py", line 179 in _handle_complete_reply
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/qtconsole/base_frontend_mixin.py", line 138 in _dispatch
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/qtconsole/inprocess.py", line 46 in call_handlers
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/qtconsole/inprocess.py", line 42 in 
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/chimerax/ui/gui.py", line 318 in event_loop
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/ChimeraX_main.py", line 867 in init
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/ChimeraX_main.py", line 1018 in 
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/runpy.py", line 87 in _run_code
  File "/Users/pett/src/chimerax/ChimeraX.app/Contents/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/runpy.py", line 197 in _run_module_as_main


{"app_name":"ChimeraX","timestamp":"2022-03-11 11:27:49.00 -0800","app_version":"1.4.0","slice_uuid":"2847c4a6-fa64-3ae9-8f1f-bf5e32542c6b","build_version":"1.4.0.0","bundleID":"edu.ucsf.cgl.ChimeraX","share_with_app_devs":1,"is_first_party":1,"bug_type":"309","os_version":"Mac OS X 10.15.7 (19H1715)","incident_id":"D8F6A297-39B4-42B3-8876-F181575DC735","name":"ChimeraX"}
{
  "uptime" : 11000,
  "procLaunch" : "2022-03-11 11:27:02.4600 -0800",
  "procRole" : "Foreground",
  "exception" : {
    "type" : "EXC_BAD_ACCESS",
    "signal" : "SIGSEGV",
    "subtype" : "KERN_INVALID_ADDRESS at 0x00000000"
  },
  "userID" : 501,
  "modelCode" : "iMac16,2",
  "coalitionID" : 370,
  "osVersion" : {
    "train" : "Mac OS X 10.15.7",
    "build" : "19H1715",
    "releaseType" : ""
  },
  "captureTime" : "2022-03-11 11:27:32.0281 -0800",
  "incident" : "D8F6A297-39B4-42B3-8876-F181575DC735",
  "pid" : 2522,
  "cpuType" : "X86-64",
  "procName" : "ChimeraX",
  "procPath" : "\/Users\/USER\/*\/ChimeraX.app\/Contents\/MacOS\/ChimeraX",
  "bundleInfo" : {"CFBundleShortVersionString":"1.4.0","CFBundleVersion":"1.4.0.0","CFBundleIdentifier":"edu.ucsf.cgl.ChimeraX"},
  "parentProc" : "tcsh",
  "parentPid" : 597,
  "coalitionName" : "com.apple.Terminal",
  "crashReporterKey" : "1001EC17-01AB-23EF-FBAF-2E1668FB0851",
  "responsiblePid" : 494,
  "responsibleProc" : "Terminal",
  "sip" : "enabled",
  "vmregioninfo" : "0 is not in any region.  Bytes before following region: 4511379456\n      REGION TYPE                      START - END             [ VSIZE] PRT\/MAX SHRMOD  REGION DETAIL\n      UNUSED SPACE AT START\n--->  \n      __TEXT                 000000010ce63000-000000010ce67000 [   16K] r-x\/r-x SM=COW  ...acOS\/ChimeraX",
  "is_corpse" : 1,
  "extMods" : {"caller":{"thread_create":0,"thread_set_state":0,"task_for_pid":0},"system":{"thread_create":0,"thread_set_state":0,"task_for_pid":6249},"targeted":{"thread_create":0,"thread_set_state":0,"task_for_pid":0},"warnings":0},
  "threads" : [{"triggered":true,"id":77002,"name":"CrBrowserMain","queue":"com.apple.main-thread","frames":[[0,29498],[1,24160],[2,63806],[3,13821],[4,0],[5,2823137],[5,2832614],[6,632845],[7,503851],[7,246141],[7,1132060],[7,1120947],[7,248136],[7,256394],[7,1131916],[7,1120947],[7,1135235],[7,248017],[7,256633],[8,44151],[6,153147],[5,2812685],[5,2812453],[9,955506],[5,52001],[5,2924432],[6,628699],[7,503917],[7,246141],[7,1132060],[7,1120947],[7,1135235],[7,248017],[7,256394],[7,1131916],[7,1121249],[7,1135235],[7,248017],[7,256394],[7,1131916],[7,1121249],[7,1135235],[7,248017],[7,256394],[7,1131916],[7,1121249],[7,248136],[7,256394],[7,1131916],[7,1120947],[7,248136],[7,256394],[7,1131916],[7,1121099],[7,248136],[7,256633],[10,1245095],[10,1244854],[10,1249013],[10,1248874],[9,954807],[10,1229475],[7,281609],[7,1131916],[7,1120914],[7,248136],[7,256633],[7,1122755],[7,1135235],[7,248017],[10,1245095],[10,1244854],[10,1249013],[10,1248874],[9,919273],[11,52119],[11,56567],[12,1302265],[9,622954],[9,627584],[13,96443],[13,98267],[14,542338],[14,542241],[14,541755],[14,536938],[14,534382],[15,195245],[15,194276],[15,193897],[16,267865],[16,261792],[16,203694],[13,93645],[9,660310],[9,624514],[12,2274970],[7,503917],[7,246141],[7,1132060],[7,1120947],[7,248136],[7,256394],[7,1131916],[7,1120947],[7,1135235],[7,248017],[7,1131916],[7,1121099],[7,1135235],[7,1095435],[7,1082770],[7,501866],[7,1131916],[7,1121099],[7,1135235],[7,248017],[7,1131916],[7,1121099],[7,1135235],[7,248017],[7,1551904],[7,1549623],[7,1551167],[7,1550923],[17,15737],[18,109769]]},{"id":77058,"frames":[[1,7016]]},{"id":77059,"frames":[[1,7016]]},{"id":77166,"name":"ThreadPoolServiceThread","frames":[[0,39830],[19,53411207],[19,53410945],[19,52920157],[19,52655896],[19,53076888],[19,52972637],[19,53077323],[19,53241576],[1,24841],[1,7051]]},{"id":77167,"name":"ThreadPoolForegroundWorker","frames":[[0,3578],[0,4464],[19,53269955],[19,53025320],[19,53028000],[19,53027021],[19,53241576],[1,24841],[1,7051]]},{"id":77168,"name":"ThreadPoolBackgroundWorker","frames":[[0,3578],[0,4464],[19,53269955],[19,53025320],[19,53027327],[19,53026877],[19,53241576],[1,24841],[1,7051]]},{"id":77169,"name":"Chrome_IOThread","frames":[[0,39830],[19,53411207],[19,53410945],[19,52920157],[19,52655896],[19,53076888],[19,128847410],[19,53077323],[19,53241576],[1,24841],[1,7051]]},{"id":77170,"name":"NetworkConfigWatcher","frames":[[0,3578],[0,4464],[19,53269955],[19,53269455],[19,52458583],[19,52920157],[19,52655896],[19,53076888],[19,53077323],[19,53241576],[1,24841],[1,7051]]},{"id":77171,"name":"ThreadPoolForegroundWorker","frames":[[0,3578],[0,4464],[19,53269955],[19,53025320],[19,53028000],[19,53027021],[19,53241576],[1,24841],[1,7051]]},{"id":77172,"name":"ThreadPoolForegroundWorker","frames":[[0,3578],[0,4464],[19,53269955],[19,53025320],[19,53028000],[19,53027021],[19,53241576],[1,24841],[1,7051]]},{"id":77173,"name":"CompositorTileWorker1","frames":[[0,14466],[1,25637],[19,53235924],[19,84046813],[19,53241576],[1,24841],[1,7051]]},{"id":77174,"name":"Chrome_InProcGpuThread","frames":[[0,3578],[0,4464],[19,53269955],[19,53269455],[19,52458583],[19,52920157],[19,52655896],[19,53076888],[19,53077323],[19,53241576],[1,24841],[1,7051]]},{"id":77175,"name":"Chrome_ChildIOThread","frames":[[0,39830],[19,53411207],[19,53410945],[19,52920157],[19,52655896],[19,53076888],[19,53077323],[19,53241576],[1,24841],[1,7051]]},{"id":77176,"name":"NetworkConfigWatcher","frames":[[0,3578],[0,4464],[19,53269955],[19,53269455],[19,52458583],[19,52920157],[19,52655896],[19,53076888],[19,53077323],[19,53241576],[1,24841],[1,7051]]},{"id":77177,"name":"VizCompositorThread","frames":[[0,3578],[0,4464],[19,53269955],[19,53269455],[19,52458583],[19,52920157],[19,52655896],[19,53076888],[19,53077323],[19,53241576],[1,24841],[1,7051]]},{"id":77217,"name":"ThreadPoolForegroundWorker","frames":[[0,3578],[0,4464],[19,53269955],[19,53025320],[19,53028000],[19,53027021],[19,53241576],[1,24841],[1,7051]]},{"id":77218,"name":"NetworkService","frames":[[0,39830],[19,53411207],[19,53410945],[19,52920157],[19,52655896],[19,53076888],[19,53077323],[19,53241576],[1,24841],[1,7051]]},{"id":77219,"name":"NetworkConfigWatcher","frames":[[0,3578],[0,4464],[19,53269955],[19,53269455],[19,52458583],[19,52920157],[19,52655896],[19,53076888],[19,53077323],[19,53241576],[1,24841],[1,7051]]},{"id":77220,"name":"ThreadPoolSingleThreadForegroundBlocking0","frames":[[0,3578],[0,4464],[19,53269955],[19,53269455],[19,53025306],[19,53028000],[19,53027117],[19,53241576],[1,24841],[1,7051]]},{"id":77270,"name":"Thread (pooled)","frames":[[0,14466],[1,25637],[9,2287622],[9,2286878],[9,2286702],[9,2262858],[9,2240450],[1,24841],[1,7051]]},{"id":77271,"name":"Thread (pooled)","frames":[[0,14466],[1,25637],[9,2287622],[9,2286878],[9,2286702],[9,2262858],[9,2240450],[1,24841],[1,7051]]},{"id":77272,"name":"Thread (pooled)","frames":[[0,14466],[1,25637],[9,2287622],[9,2286878],[9,2286702],[9,2262858],[9,2240450],[1,24841],[1,7051]]},{"id":77273,"name":"Thread (pooled)","frames":[[0,14466],[1,25637],[9,2287622],[9,2286878],[9,2286702],[9,2262858],[9,2240450],[1,24841],[1,7051]]},{"id":77283,"name":"NetworkConfigWatcher","frames":[[0,3578],[0,4464],[19,53269955],[19,53269455],[19,52458583],[19,52920157],[19,52655896],[19,53076888],[19,53077323],[19,53241576],[1,24841],[1,7051]]},{"id":77308,"name":"com.apple.NSEventThread","frames":[[0,3578],[0,4464],[14,542757],[14,537330],[14,534382],[16,1978020],[1,24841],[1,7051]]},{"id":77337,"name":"MemoryInfra","frames":[[0,3578],[0,4464],[19,53269955],[19,53269455],[19,52458583],[19,52920157],[19,52655896],[19,53076888],[19,53077323],[19,53241576],[1,24841],[1,7051]]},{"id":77338,"name":"ThreadPoolSingleThreadSharedBackgroundBlocking1","frames":[[0,3578],[0,4464],[19,53269955],[19,53269455],[19,53025306],[19,53027327],[19,53026925],[19,53241576],[1,24841],[1,7051]]},{"id":77420,"frames":[[0,14466],[1,25637],[7,1485942],[7,1808927],[7,1809200],[7,282196],[7,1131916],[7,1120914],[7,1135235],[7,248017],[7,1131916],[7,1120914],[7,1135235],[7,248017],[7,1131916],[7,1120914],[7,248136],[7,1122755],[7,1135235],[7,248017],[7,1122755],[7,1135235],[7,248017],[7,1131916],[7,1120914],[7,248136],[7,1131916],[7,1120914],[7,248136],[7,256466],[7,1807302],[7,1485001],[1,24841],[1,7051]]},{"id":77421,"name":"ZMQbg\/Reaper","frames":[[0,22374],[20,246946],[20,444780],[20,746210],[1,24841],[1,7051]]},{"id":77422,"name":"ZMQbg\/IO\/0","frames":[[0,22374],[20,246946],[20,444780],[20,746210],[1,24841],[1,7051]]},{"id":77423,"frames":[[0,22374],[21,7755],[7,282735],[7,1131916],[7,1120914],[7,1135235],[7,248017],[7,1131916],[7,1120914],[7,248136],[7,1131916],[7,1120914],[7,248136],[7,1131916],[7,1120914],[7,248136],[7,1131916],[7,1120914],[7,248136],[7,256466],[7,1122755],[7,248136],[7,1131916],[7,1120914],[7,248136],[7,1131916],[7,1120914],[7,248136],[7,256466],[7,1807302],[7,1485001],[1,24841],[1,7051]]},{"id":77485,"frames":[[1,7016]]}],
  "threadState" : {
  "r13" : 140541393791888,
  "rax" : 0,
  "rflags" : 582,
  "cpu" : 0,
  "r14" : 11,
  "rsi" : 11,
  "r8" : 140541312720712,
  "cr2" : 140541315072048,
  "rdx" : 0,
  "r10" : 4545469888,
  "r9" : 828158725794176349,
  "r15" : 22,
  "rbx" : 4545469888,
  "trap" : 133,
  "err" : 33554760,
  "r11" : 582,
  "rip" : 140735043613498,
  "rbp" : 140541312719488,
  "rsp" : 140541312719448,
  "r12" : 775,
  "rcx" : 140541312719448,
  "flavor" : "x86_THREAD_STATE",
  "rdi" : 775
},
  "usedImages" : [
  [
    "e04fe0ac-9a46-3270-933c-3ebcb05e209b",
    140735043584000,
    "P"
  ],
  [
    "62cb1a98-0b8f-31e7-a02b-a1139927f61d",
    140735044362240,
    "P"
  ],
  [
    "bcd3f031-4a3f-32cf-ab9a-d6ee7a7499d4",
    140735042596864,
    "P"
  ],
  [
    "009a7c1f-313a-318e-b9f2-30f4c06fea5c",
    140735044325376,
    "P"
  ],
  [
    "00000000-0000-0000-0000-000000000000",
    0,
    "A"
  ],
  [
    "0402907c-8c18-3a70-940a-abbaac082535",
    4797566976,
    "P"
  ],
  [
    "c6750c20-852e-3ce3-a439-dcf659d65f3b",
    4805500928,
    "P"
  ],
  [
    "7fdc4a6b-e70b-3c9e-a72e-cd15ddf0d90f",
    4511461376,
    "P"
  ],
  [
    "9f26ad90-1f36-374b-819c-7d167000cffb",
    4542472192,
    "P"
  ],
  [
    "a867966a-5d55-32bc-8118-4f4a576a0c2c",
    4536541184,
    "P"
  ],
  [
    "53665a72-c117-3f1c-b3be-09b17d012629",
    4532936704,
    "P"
  ],
  [
    "975fca53-e943-3ba2-a14b-5401d0a4abbc",
    4791238656,
    "P"
  ],
  [
    "5cd5c5fd-46a8-3dd1-b453-f2f43dba88c7",
    4784963584,
    "P"
  ],
  [
    "a4c141eb-ca10-395d-8b6e-156fe9d9c9dc",
    4989943808,
    "P"
  ],
  [
    "f2acce23-57fd-3843-a713-80dfcc7de215",
    140734071152640,
    "P"
  ],
  [
    "1869947e-482b-30f2-a8a9-b8f78ca69f6b",
    140734050701312,
    "P"
  ],
  [
    "8cf2a148-b3c3-325b-b658-7c1f106303a4",
    140734023663616,
    "P"
  ],
  [
    "2847c4a6-fa64-3ae9-8f1f-bf5e32542c6b",
    4511379456,
    "P"
  ],
  [
    "ab99c9ee-7127-3451-89ab-339f8f2cee61",
    140735042162688,
    "P"
  ],
  [
    "71066942-746f-3b42-aae6-253d6ede679a",
    4808826880,
    "P"
  ],
  [
    "8b06fdff-567a-3d43-9460-bcc9c30bbb8d",
    5164609536,
    "P"
  ],
  [
    "96e817d5-7f44-3a56-9df2-c334b7dfaff9",
    4524331008,
    "P"
  ]
],
  "legacyInfo" : {
  "imageExtraInfo" : [
    {
      "size" : 184320,
      "arch" : "x86_64",
      "path" : "\/usr\/lib\/system\/libsystem_kernel.dylib",
      "name" : "libsystem_kernel.dylib"
    },
    {
      "size" : 45056,
      "arch" : "x86_64",
      "path" : "\/usr\/lib\/system\/libsystem_pthread.dylib",
      "name" : "libsystem_pthread.dylib"
    },
    {
      "size" : 557056,
      "arch" : "x86_64",
      "path" : "\/usr\/lib\/system\/libsystem_c.dylib",
      "name" : "libsystem_c.dylib"
    },
    {
      "size" : 36864,
      "arch" : "x86_64",
      "path" : "\/usr\/lib\/system\/libsystem_platform.dylib",
      "name" : "libsystem_platform.dylib"
    },
    {
      "size" : 0
    },
    {
      "size" : 6799360,
      "arch" : "x86_64",
      "path" : "\/Users\/USER\/*\/ChimeraX.app\/Contents\/Library\/Frameworks\/Python.framework\/Versions\/3.9\/lib\/python3.9\/site-packages\/PyQt6\/Qt6\/lib\/QtGui.framework\/Versions\/A\/QtGui",
      "name" : "QtGui"
    },
    {
      "size" : 1458176,
      "arch" : "x86_64",
      "path" : "\/Users\/USER\/*\/ChimeraX.app\/Contents\/Library\/Frameworks\/Python.framework\/Versions\/3.9\/lib\/python3.9\/site-packages\/PyQt6\/QtGui.abi3.so",
      "name" : "QtGui.abi3.so"
    },
    {
      "size" : 2510848,
      "arch" : "x86_64",
      "path" : "\/Users\/USER\/*\/ChimeraX.app\/Contents\/Library\/Frameworks\/Python.framework\/Versions\/3.9\/Python",
      "name" : "Python"
    },
    {
      "size" : 98304,
      "arch" : "x86_64",
      "path" : "\/Users\/USER\/*\/ChimeraX.app\/Contents\/Library\/Frameworks\/Python.framework\/Versions\/3.9\/lib\/python3.9\/site-packages\/PyQt6\/sip.cpython-39-darwin.so",
      "name" : "sip.cpython-39-darwin.so"
    },
    {
      "size" : 5160960,
      "arch" : "x86_64",
      "path" : "\/Users\/USER\/*\/ChimeraX.app\/Contents\/Library\/Frameworks\/Python.framework\/Versions\/3.9\/lib\/python3.9\/site-packages\/PyQt6\/Qt6\/lib\/QtCore.framework\/Versions\/A\/QtCore",
      "name" : "QtCore"
    },
    {
      "size" : 1572864,
      "arch" : "x86_64",
      "path" : "\/Users\/USER\/*\/ChimeraX.app\/Contents\/Library\/Frameworks\/Python.framework\/Versions\/3.9\/lib\/python3.9\/site-packages\/PyQt6\/QtCore.abi3.so",
      "name" : "QtCore.abi3.so"
    },
    {
      "size" : 4980736,
      "arch" : "x86_64",
      "path" : "\/Users\/USER\/*\/ChimeraX.app\/Contents\/Library\/Frameworks\/Python.framework\/Versions\/3.9\/lib\/python3.9\/site-packages\/PyQt6\/Qt6\/lib\/QtWidgets.framework\/Versions\/A\/QtWidgets",
      "name" : "QtWidgets"
    },
    {
      "size" : 2818048,
      "arch" : "x86_64",
      "path" : "\/Users\/USER\/*\/ChimeraX.app\/Contents\/Library\/Frameworks\/Python.framework\/Versions\/3.9\/lib\/python3.9\/site-packages\/PyQt6\/QtWidgets.abi3.so",
      "name" : "QtWidgets.abi3.so"
    },
    {
      "size" : 638976,
      "arch" : "x86_64",
      "path" : "\/Users\/USER\/*\/ChimeraX.app\/Contents\/Library\/Frameworks\/Python.framework\/Versions\/3.9\/lib\/python3.9\/site-packages\/PyQt6\/Qt6\/plugins\/platforms\/libqcocoa.dylib",
      "name" : "libqcocoa.dylib"
    },
    {
      "size" : 4726784,
      "arch" : "x86_64h",
      "path" : "\/System\/Library\/Frameworks\/CoreFoundation.framework\/Versions\/A\/CoreFoundation",
      "name" : "CoreFoundation"
    },
    {
      "size" : 3100672,
      "arch" : "x86_64",
      "path" : "\/System\/Library\/Frameworks\/Carbon.framework\/Versions\/A\/Frameworks\/HIToolbox.framework\/Versions\/A\/HIToolbox",
      "name" : "HIToolbox"
    },
    {
      "size" : 14413824,
      "arch" : "x86_64",
      "path" : "\/System\/Library\/Frameworks\/AppKit.framework\/Versions\/C\/AppKit",
      "name" : "AppKit"
    },
    {
      "size" : 16384,
      "arch" : "x86_64",
      "path" : "\/Users\/USER\/*\/ChimeraX.app\/Contents\/MacOS\/ChimeraX",
      "name" : "ChimeraX"
    },
    {
      "size" : 225280,
      "arch" : "x86_64",
      "path" : "\/usr\/lib\/system\/libdyld.dylib",
      "name" : "libdyld.dylib"
    },
    {
      "size" : 154107904,
      "arch" : "x86_64",
      "path" : "\/Users\/USER\/*\/ChimeraX.app\/Contents\/Library\/Frameworks\/Python.framework\/Versions\/3.9\/lib\/python3.9\/site-packages\/PyQt6\/Qt6\/lib\/QtWebEngineCore.framework\/Versions\/A\/QtWebEngineCore",
      "name" : "QtWebEngineCore"
    },
    {
      "size" : 1064960,
      "arch" : "x86_64",
      "path" : "\/Users\/USER\/*\/ChimeraX.app\/Contents\/Library\/Frameworks\/Python.framework\/Versions\/3.9\/lib\/python3.9\/site-packages\/zmq\/.dylibs\/libzmq.5.dylib",
      "name" : "libzmq.5.dylib"
    },
    {
      "size" : 20480,
      "arch" : "x86_64",
      "path" : "\/Users\/USER\/*\/ChimeraX.app\/Contents\/Library\/Frameworks\/Python.framework\/Versions\/3.9\/lib\/python3.9\/lib-dynload\/select.cpython-39-darwin.so",
      "name" : "select.cpython-39-darwin.so"
    }
  ],
  "threadTriggered" : {
    "index" : 0,
    "name" : "CrBrowserMain",
    "queue" : "com.apple.main-thread"
  }
}
}
===== Log before crash start =====
UCSF ChimeraX version: 1.4.dev202203090340 (2022-03-09)  
© 2016-2022 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  

> ui tool show Shell

Populating font family aliases took 263 ms. Replace uses of missing font
family "Monaco" with one that exists to avoid this cost.  


===== Log before crash end =====

Log:
UCSF ChimeraX version: 1.4.dev202203090340 (2022-03-09)  
© 2016-2022 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  




OpenGL version: 4.1 INTEL-14.7.22
OpenGL renderer: Intel(R) Iris(TM) Pro Graphics 6200
OpenGL vendor: Intel Inc.

Locale: en_US.UTF-8
Qt version: PyQt6 6.2.2, Qt 6.2.2
Qt platform: cocoa
Hardware:

    Hardware Overview:

      Model Name: iMac
      Model Identifier: iMac16,2
      Processor Name: Quad-Core Intel Core i5
      Processor Speed: 2.8 GHz
      Number of Processors: 1
      Total Number of Cores: 4
      L2 Cache (per Core): 256 KB
      L3 Cache: 4 MB
      Memory: 16 GB
      Boot ROM Version: 428.60.3.0.0
      SMC Version (system): 2.32f21

Software:

    System Software Overview:

      System Version: macOS 10.15.7 (19H1715)
      Kernel Version: Darwin 19.6.0
      Time since boot: 3:20

Graphics/Displays:

    Intel Iris Pro Graphics 6200:

      Chipset Model: Intel Iris Pro Graphics 6200
      Type: GPU
      Bus: Built-In
      VRAM (Dynamic, Max): 1536 MB
      Vendor: Intel
      Device ID: 0x1622
      Revision ID: 0x000a
      Metal: Supported, feature set macOS GPUFamily1 v4
      Displays:
        iMac:
          Display Type: LCD
          Resolution: 1920 x 1080 (1080p FHD - Full High Definition)
          UI Looks like: 1920 x 1080
          Framebuffer Depth: 24-Bit Color (ARGB8888)
          Main Display: Yes
          Mirror: Off
          Online: Yes
          Automatically Adjust Brightness: No
          Connection Type: Internal


Installed Packages:
    alabaster: 0.7.12
    appdirs: 1.4.4
    appnope: 0.1.2
    Babel: 2.9.1
    backcall: 0.2.0
    blockdiag: 3.0.0
    certifi: 2021.5.30
    cftime: 1.5.2
    charset-normalizer: 2.0.12
    ChimeraX-AddCharge: 1.2.3
    ChimeraX-AddH: 2.1.11
    ChimeraX-AlignmentAlgorithms: 2.0
    ChimeraX-AlignmentHdrs: 3.2.1
    ChimeraX-AlignmentMatrices: 2.0
    ChimeraX-Alignments: 2.2.3
    ChimeraX-AlphaFold: 1.0
    ChimeraX-AltlocExplorer: 1.0.1
    ChimeraX-AmberInfo: 1.0
    ChimeraX-Arrays: 1.0
    ChimeraX-Atomic: 1.36.2
    ChimeraX-AtomicLibrary: 6.1
    ChimeraX-AtomSearch: 2.0.1
    ChimeraX-AtomSearchLibrary: 1.0
    ChimeraX-AxesPlanes: 2.1
    ChimeraX-BasicActions: 1.1
    ChimeraX-BILD: 1.0
    ChimeraX-BlastProtein: 2.0
    ChimeraX-BondRot: 2.0
    ChimeraX-BugReporter: 1.0
    ChimeraX-BuildStructure: 2.6.1
    ChimeraX-Bumps: 1.0
    ChimeraX-BundleBuilder: 1.1
    ChimeraX-ButtonPanel: 1.0
    ChimeraX-CageBuilder: 1.0
    ChimeraX-CellPack: 1.0
    ChimeraX-Centroids: 1.2
    ChimeraX-ChemGroup: 2.0
    ChimeraX-Clashes: 2.2.2
    ChimeraX-ColorActions: 1.0
    ChimeraX-ColorGlobe: 1.0
    ChimeraX-ColorKey: 1.5.1
    ChimeraX-CommandLine: 1.2.1
    ChimeraX-ConnectStructure: 2.0.1
    ChimeraX-Contacts: 1.0
    ChimeraX-Core: 1.4.dev202203090340
    ChimeraX-CoreFormats: 1.1
    ChimeraX-coulombic: 1.3.2
    ChimeraX-Crosslinks: 1.0
    ChimeraX-Crystal: 1.0
    ChimeraX-CrystalContacts: 1.0
    ChimeraX-DataFormats: 1.2.2
    ChimeraX-Dicom: 1.0
    ChimeraX-DistMonitor: 1.1.5
    ChimeraX-Dssp: 2.0
    ChimeraX-EMDB-SFF: 1.0
    ChimeraX-ExperimentalCommands: 1.0
    ChimeraX-FileHistory: 1.0
    ChimeraX-FunctionKey: 1.0
    ChimeraX-Geometry: 1.1
    ChimeraX-gltf: 1.0
    ChimeraX-Graphics: 1.1
    ChimeraX-Hbonds: 2.1.2
    ChimeraX-Help: 1.2
    ChimeraX-HKCage: 1.3
    ChimeraX-IHM: 1.1
    ChimeraX-ImageFormats: 1.2
    ChimeraX-IMOD: 1.0
    ChimeraX-IO: 1.0.1
    ChimeraX-ItemsInspection: 1.0
    ChimeraX-Label: 1.1
    ChimeraX-ListInfo: 1.1.1
    ChimeraX-Log: 1.1.5
    ChimeraX-LookingGlass: 1.1
    ChimeraX-Maestro: 1.8.1
    ChimeraX-Map: 1.1
    ChimeraX-MapData: 2.0
    ChimeraX-MapEraser: 1.0
    ChimeraX-MapFilter: 2.0
    ChimeraX-MapFit: 2.0
    ChimeraX-MapSeries: 2.1
    ChimeraX-Markers: 1.0
    ChimeraX-Mask: 1.0
    ChimeraX-MatchMaker: 2.0.6
    ChimeraX-MDcrds: 2.6
    ChimeraX-MedicalToolbar: 1.0.1
    ChimeraX-Meeting: 1.0
    ChimeraX-MLP: 1.1
    ChimeraX-mmCIF: 2.7
    ChimeraX-MMTF: 2.1
    ChimeraX-Modeller: 1.5.2
    ChimeraX-ModelPanel: 1.3.2
    ChimeraX-ModelSeries: 1.0
    ChimeraX-Mol2: 2.0
    ChimeraX-Morph: 1.0
    ChimeraX-MouseModes: 1.1
    ChimeraX-Movie: 1.0
    ChimeraX-Neuron: 1.0
    ChimeraX-NIHPresets: 1.0.5
    ChimeraX-Nucleotides: 2.0.2
    ChimeraX-OpenCommand: 1.8
    ChimeraX-PDB: 2.6.6
    ChimeraX-PDBBio: 1.0
    ChimeraX-PDBLibrary: 1.0.2
    ChimeraX-PDBMatrices: 1.0
    ChimeraX-Phenix: 1.0
    ChimeraX-PickBlobs: 1.0
    ChimeraX-Positions: 1.0
    ChimeraX-PresetMgr: 1.1
    ChimeraX-PubChem: 2.1
    ChimeraX-ReadPbonds: 1.0.1
    ChimeraX-Registration: 1.1
    ChimeraX-RemoteControl: 1.0
    ChimeraX-ResidueFit: 1.0
    ChimeraX-RestServer: 1.1
    ChimeraX-RNALayout: 1.0
    ChimeraX-RotamerLibMgr: 2.0.1
    ChimeraX-RotamerLibsDunbrack: 2.0
    ChimeraX-RotamerLibsDynameomics: 2.0
    ChimeraX-RotamerLibsRichardson: 2.0
    ChimeraX-SaveCommand: 1.5
    ChimeraX-SchemeMgr: 1.0
    ChimeraX-SDF: 2.0
    ChimeraX-Segger: 1.0
    ChimeraX-Segment: 1.0
    ChimeraX-SelInspector: 1.0
    ChimeraX-SeqView: 2.4.6
    ChimeraX-Shape: 1.0.1
    ChimeraX-Shell: 1.0
    ChimeraX-Shortcuts: 1.1
    ChimeraX-ShowAttr: 1.0
    ChimeraX-ShowSequences: 1.0
    ChimeraX-SideView: 1.0
    ChimeraX-Smiles: 2.1
    ChimeraX-SmoothLines: 1.0
    ChimeraX-SpaceNavigator: 1.0
    ChimeraX-StdCommands: 1.8
    ChimeraX-STL: 1.0
    ChimeraX-Storm: 1.0
    ChimeraX-StructMeasure: 1.0.1
    ChimeraX-Struts: 1.0.1
    ChimeraX-Surface: 1.0
    ChimeraX-SwapAA: 2.0
    ChimeraX-SwapRes: 2.1.1
    ChimeraX-TapeMeasure: 1.0
    ChimeraX-Test: 1.0
    ChimeraX-Toolbar: 1.1
    ChimeraX-ToolshedUtils: 1.2.1
    ChimeraX-Tug: 1.0
    ChimeraX-UI: 1.16.2
    ChimeraX-uniprot: 2.2
    ChimeraX-UnitCell: 1.0
    ChimeraX-ViewDockX: 1.1.2
    ChimeraX-VIPERdb: 1.0
    ChimeraX-Vive: 1.1
    ChimeraX-VolumeMenu: 1.0
    ChimeraX-VTK: 1.0
    ChimeraX-WavefrontOBJ: 1.0
    ChimeraX-WebCam: 1.0
    ChimeraX-WebServices: 1.0
    ChimeraX-Zone: 1.0
    colorama: 0.4.4
    cxservices: 1.1
    cycler: 0.11.0
    Cython: 0.29.26
    debugpy: 1.5.1
    decorator: 5.1.1
    docutils: 0.17.1
    entrypoints: 0.4
    filelock: 3.4.2
    fonttools: 4.29.1
    funcparserlib: 1.0.0a0
    grako: 3.16.5
    h5py: 3.6.0
    html2text: 2020.1.16
    idna: 3.3
    ihm: 0.26
    imagecodecs: 2021.11.20
    imagesize: 1.3.0
    ipykernel: 6.6.1
    ipython: 7.31.1
    ipython-genutils: 0.2.0
    jedi: 0.18.1
    Jinja2: 3.0.3
    jupyter-client: 7.1.0
    jupyter-core: 4.9.2
    kiwisolver: 1.3.2
    line-profiler: 3.4.0
    lxml: 4.7.1
    lz4: 3.1.10
    MarkupSafe: 2.1.0
    matplotlib: 3.5.1
    matplotlib-inline: 0.1.3
    msgpack: 1.0.3
    nest-asyncio: 1.5.4
    netCDF4: 1.5.8
    networkx: 2.6.3
    numexpr: 2.8.1
    numpy: 1.22.1
    openvr: 1.16.802
    packaging: 21.0
    ParmEd: 3.4.3
    parso: 0.8.3
    pexpect: 4.8.0
    pickleshare: 0.7.5
    Pillow: 9.0.0
    pip: 21.3.1
    pkginfo: 1.8.2
    prompt-toolkit: 3.0.28
    psutil: 5.9.0
    ptyprocess: 0.7.0
    pycollada: 0.7.2
    pydicom: 2.2.2
    Pygments: 2.11.2
    PyOpenGL: 3.1.5
    PyOpenGL-accelerate: 3.1.5
    pyparsing: 3.0.7
    PyQt6: 6.2.2
    PyQt6-Qt6: 6.2.3
    PyQt6-sip: 13.2.0
    PyQt6-WebEngine: 6.2.1
    PyQt6-WebEngine-Qt6: 6.2.3
    python-dateutil: 2.8.2
    pytz: 2021.3
    pyzmq: 22.3.0
    qtconsole: 5.2.2
    QtPy: 2.0.1
    RandomWords: 0.3.0
    requests: 2.27.1
    scipy: 1.7.3
    setuptools: 59.8.0
    sfftk-rw: 0.7.1
    six: 1.16.0
    snowballstemmer: 2.2.0
    sortedcontainers: 2.4.0
    Sphinx: 4.3.2
    sphinx-autodoc-typehints: 1.15.2
    sphinxcontrib-applehelp: 1.0.2
    sphinxcontrib-blockdiag: 3.0.0
    sphinxcontrib-devhelp: 1.0.2
    sphinxcontrib-htmlhelp: 2.0.0
    sphinxcontrib-jsmath: 1.0.1
    sphinxcontrib-qthelp: 1.0.3
    sphinxcontrib-serializinghtml: 1.1.5
    suds-community: 1.0.0
    tables: 3.7.0
    tifffile: 2021.11.2
    tinyarray: 1.2.4
    tornado: 6.1
    traitlets: 5.1.1
    urllib3: 1.26.8
    wcwidth: 0.2.5
    webcolors: 1.11.1
    wheel: 0.37.1
    wheel-filename: 1.3.0