Filed by: ccozmuta [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=355000111&repo=mozilla-central
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/Ke4eRSFFTw-Ekpze2hOW2w/runs/0/artifacts/public/logs/live_backing.log

[task 2021-10-16T11:15:56.707Z] 11:15:56     INFO -  TEST-OK | glvideo | took 64389ms
[task 2021-10-16T11:15:56.707Z] 11:15:56     INFO -  TEST-START | motionmark_webgl
[task 2021-10-16T11:15:56.708Z] 11:15:56     INFO -  Initialising browser for motionmark_webgl test...
[task 2021-10-16T11:15:56.708Z] 11:15:56     INFO -  Cloning profile located at C:\Users\task_1634372873\build\tests\talos\talos\base_profile
[task 2021-10-16T11:15:56.770Z] 11:15:56     INFO -  Merging profile: C:\Users\task_1634372873\build\tests\talos\talos\profile_data\base
[task 2021-10-16T11:15:56.771Z] 11:15:56     INFO -  Merging profile: C:\Users\task_1634372873\build\tests\talos\talos\profile_data\common
[task 2021-10-16T11:15:56.820Z] 11:15:56     INFO -  Merging profile: C:\Users\task_1634372873\build\tests\talos\talos\profile_data\perf
[task 2021-10-16T11:15:56.887Z] 11:15:56     INFO -  Installing Add-ons:
[task 2021-10-16T11:15:56.888Z] 11:15:56     INFO -  ['C:\\Users\\task_1634372873\\build\\tests\\talos\\talos/talos-powers', 'C:\\Users\\task_1634372873\\build\\tests\\talos\\talos/pageloader']
[task 2021-10-16T11:15:59.179Z] 11:15:59     INFO -  Installing Webextensions:
[task 2021-10-16T11:15:59.180Z] 11:15:59     INFO -  Application command: C:\Users\task_1634372873\build\application\firefox\firefox -wait-for-browser -no-deelevate http://127.0.0.1:49855/getInfo.html --wait-for-browser -profile C:\Users\task_1634372873\AppData\Local\Temp\tmp4m4n1w2w\profile
[task 2021-10-16T11:15:59.183Z] 11:15:59     INFO -  TEST-INFO | started process 2528 (C:\Users\task_1634372873\build\application\firefox\firefox -wait-for-browser -no-deelevate http://127.0.0.1:49855/getInfo.html)
[task 2021-10-16T11:16:29.627Z] 11:16:29     INFO -  TEST-INFO | 2528: exit 23c
[task 2021-10-16T11:16:31.606Z] 11:16:31     INFO -  Browser initialized.
[task 2021-10-16T11:16:31.606Z] 11:16:31     INFO -  Fission enabled: False
[task 2021-10-16T11:16:31.856Z] 11:16:31     INFO -  Running cycle 1/1 for motionmark_webgl test...
<...>
task 2021-10-16T11:26:51.761Z] 11:26:51     INFO -  PROCESS-CRASH | motionmark_webgl | application crashed [unknown top frame]
[task 2021-10-16T11:26:51.761Z] 11:26:51     INFO -  Crash dump filename: C:\Users\task_1634372873\AppData\Local\Temp\tmp4m4n1w2w\profile\minidumps\c274d4be-08d1-4f63-bcd9-25d95a9941a6.dmp
[task 2021-10-16T11:26:51.761Z] 11:26:51     INFO -  Operating system: Windows NT
[task 2021-10-16T11:26:51.762Z] 11:26:51     INFO -                    10.0.17134
[task 2021-10-16T11:26:51.762Z] 11:26:51     INFO -  CPU: amd64
[task 2021-10-16T11:26:51.762Z] 11:26:51     INFO -       family 6 model 142 stepping 9
[task 2021-10-16T11:26:51.762Z] 11:26:51     INFO -       4 CPUs
[task 2021-10-16T11:26:51.763Z] 11:26:51     INFO -  GPU: UNKNOWN
[task 2021-10-16T11:26:51.763Z] 11:26:51     INFO -  No crash
[task 2021-10-16T11:26:51.763Z] 11:26:51     INFO -  Process uptime: 605 seconds
[task 2021-10-16T11:26:51.763Z] 11:26:51     INFO -  Thread 0 tid 5472 - GeckoMain
[task 2021-10-16T11:26:51.764Z] 11:26:51     INFO -   0  win32u.dll + 0x96e4
[task 2021-10-16T11:26:51.764Z] 11:26:51     INFO -      rax = 0x0000000000001436   rdx = 0x0000000000000000
[task 2021-10-16T11:26:51.764Z] 11:26:51     INFO -      rcx = 0x0000000000000000   rbx = 0x0000000000000000
[task 2021-10-16T11:26:51.765Z] 11:26:51     INFO -      rsi = 0x00000000ffffffff   rdi = 0x0000009eb9bfe7d0
[task 2021-10-16T11:26:51.765Z] 11:26:51     INFO -      rbp = 0x0000000000091601   rsp = 0x0000009eb9bfe758
[task 2021-10-16T11:26:51.765Z] 11:26:51     INFO -       r8 = 0x0000009eb9bfe720    r9 = 0x0000000000000001
[task 2021-10-16T11:26:51.766Z] 11:26:51     INFO -      r10 = 0x00000ffffbded3ea   r11 = 0x5555555555555555
[task 2021-10-16T11:26:51.766Z] 11:26:51     INFO -      r12 = 0x00007fffe17f0550   r13 = 0x00007fffe17e8020
[task 2021-10-16T11:26:51.766Z] 11:26:51     INFO -      r14 = 0x000000000034c20a   r15 = 0x00007fffe17efc10
[task 2021-10-16T11:26:51.767Z] 11:26:51     INFO -      rip = 0x00007fffdde496e4
[task 2021-10-16T11:26:51.767Z] 11:26:51     INFO -      Found by: given as instruction pointer in context
[task 2021-10-16T11:26:53.935Z] 11:26:53     INFO -  TEST-UNEXPECTED-ERROR | motionmark_webgl | Found crashes after test run, terminating test
[task 2021-10-16T11:26:53.936Z] 11:26:53    ERROR -  Traceback (most recent call last):
[task 2021-10-16T11:26:53.936Z] 11:26:53     INFO -    File "C:\Users\task_1634372873\build\tests\talos\talos\ttest.py", line 215, in _runTest
[task 2021-10-16T11:26:53.936Z] 11:26:53     INFO -      debugger_args=browser_config["debugger_args"],
[task 2021-10-16T11:26:53.937Z] 11:26:53     INFO -    File "C:\Users\task_1634372873\build\tests\talos\talos\talos_process.py", line 173, in run_browser
[task 2021-10-16T11:26:53.937Z] 11:26:53     INFO -      raise TalosError("timeout")
[task 2021-10-16T11:26:53.937Z] 11:26:53     INFO -  talos.utils.TalosError: timeout
[task 2021-10-16T11:26:53.938Z] 11:26:53     INFO -  During handling of the above exception, another exception occurred:
[task 2021-10-16T11:26:53.938Z] 11:26:53    ERROR -  Traceback (most recent call last):
[task 2021-10-16T11:26:53.938Z] 11:26:53     INFO -    File "C:\Users\task_1634372873\build\tests\talos\talos\run_tests.py", line 336, in run_tests
[task 2021-10-16T11:26:53.939Z] 11:26:53     INFO -      talos_results.add(mytest.runTest(browser_config, test))
[task 2021-10-16T11:26:53.939Z] 11:26:53     INFO -    File "C:\Users\task_1634372873\build\tests\talos\talos\ttest.py", line 65, in runTest
[task 2021-10-16T11:26:53.939Z] 11:26:53     INFO -      return self._runTest(browser_config, test_config, setup)
[task 2021-10-16T11:26:53.940Z] 11:26:53     INFO -    File "C:\Users\task_1634372873\build\tests\talos\talos\ttest.py", line 219, in _runTest
[task 2021-10-16T11:26:53.940Z] 11:26:53     INFO -      browser_config, minidump_dir, test_config["name"]
[task 2021-10-16T11:26:53.940Z] 11:26:53     INFO -    File "C:\Users\task_1634372873\build\tests\talos\talos\ttest.py", line 49, in check_for_crashes
[task 2021-10-16T11:26:53.941Z] 11:26:53     INFO -      raise TalosCrash("Found crashes after test run, terminating test")
[task 2021-10-16T11:26:53.941Z] 11:26:53     INFO -  talos.utils.TalosCrash: Found crashes after test run, terminating test