Filed by: btara [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer.html#?job_id=283906853&repo=mozilla-esr68
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/PbmhfkXATgWl0pOxgiHtkQ/runs/0/artifacts/public/logs/live_backing.log

22:41:42 INFO - TEST-START | dom/canvas/test/webgl-conf/generated/test_2_conformance2__textures__webgl_canvas__tex-3d-r11f_g11f_b10f-rgb-float.html
22:41:42 INFO - GECKO(568) | JavaScript warning: http://mochi.test:8888/tests/dom/canvas/test/webgl-conf/checkout/js/webgl-test-utils.js, line 1532: Error: WebGL warning: <SetDimensions>: Exceeded 16 live WebGL contexts for this principal, losing the least recently used one.
22:41:42 INFO - GECKO(568) | WebGL(6EF06C00)::ForceLoseContext
22:41:42 INFO - GECKO(568) | JavaScript warning: http://mochi.test:8888/tests/dom/canvas/test/webgl-conf/checkout/js/webgl-test-utils.js, line 1532: Error: WebGL warning: <SetDimensions>: Exceeded 16 live WebGL contexts for this principal, losing the least recently used one.
22:41:42 INFO - GECKO(568) | WebGL(77742000)::ForceLoseContext
22:41:42 INFO - GECKO(568) | JavaScript warning: http://mochi.test:8888/tests/dom/canvas/test/webgl-conf/checkout/js/webgl-test-utils.js, line 1532: Error: WebGL warning: <SetDimensions>: Exceeded 16 live WebGL contexts for this principal, losing the least recently used one.
22:41:42 INFO - GECKO(568) | WebGL(747D3400)::ForceLoseContext
22:41:42 INFO - GECKO(568) | WARN: handleError(8078): Error: 0x00000505, in /builds/worker/workspace/build/src/gfx/angle/checkout/src/libANGLE/renderer/d3d/HLSLCompiler.cpp, compileToBinary:343. Internal D3D11 error: HRESULT: 0x8007000E: HLSL compiler had an unexpected failure
22:41:42 INFO - GECKO(568) | WARN: handleError(8078): Error: 0x00000505, in /builds/worker/workspace/build/src/gfx/angle/checkout/src/libANGLE/Thread.cpp, getValidContext:103. Context has been lost.
...
22:41:42 INFO - GECKO(568) | WARN: handleError(8078): Error: 0x00000505, in /builds/worker/workspace/build/src/gfx/angle/checkout/src/libANGLE/Thread.cpp, getValidContext:103. Context has been lost.
22:47:52 INFO - Buffered messages logged at 22:41:42
22:47:52 INFO - TEST-PASS | dom/canvas/test/webgl-conf/generated/test_2_conformance2__textures__webgl_canvas__tex-3d-r11f_g11f_b10f-rgb-float.html | A valid string reason is expected
22:47:52 INFO - TEST-PASS | dom/canvas/test/webgl-conf/generated/test_2_conformance2__textures__webgl_canvas__tex-3d-r11f_g11f_b10f-rgb-float.html | Reason cannot be empty
22:47:52 INFO - Buffered messages finished
22:47:52 ERROR - TEST-UNEXPECTED-TIMEOUT | dom/canvas/test/webgl-conf/generated/test_2_conformance2__textures__webgl_canvas__tex-3d-r11f_g11f_b10f-rgb-float.html | application timed out after 370 seconds with no output
22:47:52 ERROR - Force-terminating active process(es).
22:47:52 INFO - Determining child pids from psutil...
22:47:52 INFO - [4932]
22:47:52 INFO - ==> process 4932 launched child process 2852 ("Z:\task_1578434287\build\application\firefox\firefox.exe" -contentproc --channel="4932.0.1200292115\737936729" -childID 1 -isForBrowser -prefsHandle 2120 -prefMapHandle 2116 -prefsLen 1 -prefMapSize 195966 -parentBuildID 20200107212959 -greomni "Z:\task_1578434287\build\application\firefox\omni.ja" -appomni "Z:\task_1578434287\build\application\firefox\browser\omni.ja" -appdir "Z:\task_1578434287\build\application\firefox\browser" - 4932 "\.\pipe\gecko-crash-server-pipe.4932" 2208 tab)
22:47:52 INFO - ==> process 4932 launched child process 4376 ("Z:\task_1578434287\build\application\firefox\firefox.exe" -contentproc --channel="4932.6.1961044354\1690756253" -childID 2 -isForBrowser -prefsHandle 2120 -prefMapHandle 2436 -prefsLen 98 -prefMapSize 195966 -parentBuildID 20200107212959 -greomni "Z:\task_1578434287\build\application\firefox\omni.ja" -appomni "Z:\task_1578434287\build\application\firefox\browser\omni.ja" -appdir "Z:\task_1578434287\build\application\firefox\browser" - 4932 "\.\pipe\gecko-crash-server-pipe.4932" 2452 tab)
22:47:52 INFO - ==> process 4932 launched child process 4700 ("Z:\task_1578434287\build\application\firefox\firefox.exe" -contentproc --channel="4932.12.442256795\1575697960" -childID 3 -isForBrowser -prefsHandle 2548 -prefMapHandle 2608 -prefsLen 159 -prefMapSize 195966 -parentBuildID 20200107212959 -greomni "Z:\task_1578434287\build\application\firefox\omni.ja" -appomni "Z:\task_1578434287\build\application\firefox\browser\omni.ja" -appdir "Z:\task_1578434287\build\application\firefox\browser" - 4932 "\.\pipe\gecko-crash-server-pipe.4932" 2620 tab)
22:47:52 INFO - Found child pids: set([4376, 2852, 4932, 4700])
22:47:52 INFO - Killing process: 4376
22:47:52 INFO - TEST-INFO | started process screenshot
22:47:52 INFO - TEST-INFO | screenshot: exit 0
22:47:53 INFO - Killing process: 2852
22:47:53 INFO - Not taking screenshot here: see the one that was previously logged
22:47:53 INFO - Killing process: 4932
22:47:53 INFO - Not taking screenshot here: see the one that was previously logged
22:47:53 INFO - Killing process: 4700
22:47:53 INFO - Not taking screenshot here: see the one that was previously logged
22:47:53 WARNING - mozcrash kill_pid(): unable to terminate pid 4700: 5
22:47:53 INFO - psutil found pid 4700 dead
22:47:53 INFO - psutil found pid 4932 dead
22:47:53 INFO - psutil found pid 2852 dead
22:47:53 INFO - psutil found pid 4376 dead
22:47:53 INFO - Killing process: 568
22:47:53 INFO - Not taking screenshot here: see the one that was previously logged
22:47:53 WARNING - mozcrash kill_pid(): unable to terminate pid 568: 5
22:47:53 INFO - psutil found pid 568 dead
22:47:53 INFO - TEST-INFO | Main app process: exit 1
22:47:53 INFO - Buffered messages finished
22:47:53 ERROR - TEST-UNEXPECTED-FAIL | dom/canvas/test/webgl-conf/generated/test_2_conformance2__textures__webgl_canvas__tex-3d-r11f_g11f_b10f-rgb-float.html | application terminated with exit code 1
22:47:53 INFO - runtests.py | Application ran for: 0:08:15.768000
22:47:53 INFO - zombiecheck | Reading PID log: c:\users\task_1578434287\appdata\local\temp\tmplfa4vjpidlog
22:47:53 INFO - ==> process 4932 launched child process 2852 ("Z:\task_1578434287\build\application\firefox\firefox.exe" -contentproc --channel="4932.0.1200292115\737936729" -childID 1 -isForBrowser -prefsHandle 2120 -prefMapHandle 2116 -prefsLen 1 -prefMapSize 195966 -parentBuildID 20200107212959 -greomni "Z:\task_1578434287\build\application\firefox\omni.ja" -appomni "Z:\task_1578434287\build\application\firefox\browser\omni.ja" -appdir "Z:\task_1578434287\build\application\firefox\browser" - 4932 "\.\pipe\gecko-crash-server-pipe.4932" 2208 tab)
22:47:53 INFO - ==> process 4932 launched child process 4376 ("Z:\task_1578434287\build\application\firefox\firefox.exe" -contentproc --channel="4932.6.1961044354\1690756253" -childID 2 -isForBrowser -prefsHandle 2120 -prefMapHandle 2436 -prefsLen 98 -prefMapSize 195966 -parentBuildID 20200107212959 -greomni "Z:\task_1578434287\build\application\firefox\omni.ja" -appomni "Z:\task_1578434287\build\application\firefox\browser\omni.ja" -appdir "Z:\task_1578434287\build\application\firefox\browser" - 4932 "\.\pipe\gecko-crash-server-pipe.4932" 2452 tab)
22:47:53 INFO - ==> process 4932 launched child process 4700 ("Z:\task_1578434287\build\application\firefox\firefox.exe" -contentproc --channel="4932.12.442256795\1575697960" -childID 3 -isForBrowser -prefsHandle 2548 -prefMapHandle 2608 -prefsLen 159 -prefMapSize 195966 -parentBuildID 20200107212959 -greomni "Z:\task_1578434287\build\application\firefox\omni.ja" -appomni "Z:\task_1578434287\build\application\firefox\browser\omni.ja" -appdir "Z:\task_1578434287\build\application\firefox\browser" - 4932 "\.\pipe\gecko-crash-server-pipe.4932" 2620 tab)
22:47:53 INFO - zombiecheck | Checking for orphan process with PID: 4376
22:47:53 INFO - zombiecheck | Checking for orphan process with PID: 4700
22:47:53 INFO - zombiecheck | Checking for orphan process with PID: 2852
22:47:53 INFO - mozcrash Downloading symbols from: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/TJJtkNXFTYKp-uHKyHcWYA/artifacts/public/build/target.crashreporter-symbols.zip
22:47:54 INFO - mozcrash Copy/paste: Z:\task_1578434287\build\win32-minidump_stackwalk.exe c:\users\task_1578434287\appdata\local\temp\tmp3n_thj.mozrunner\minidumps\19507913-c13c-4dcf-9fb3-4dd8109878eb.dmp c:\users\task_1578434287\appdata\local\temp\tmpqqkxse
22:47:59 INFO - mozcrash Saved minidump as Z:\task_1578434287\build\blobber_upload_dir\19507913-c13c-4dcf-9fb3-4dd8109878eb.dmp
22:47:59 INFO - PROCESS-CRASH | dom/canvas/test/webgl-conf/generated/test_2_conformance2__textures__webgl_canvas__tex-3d-r11f_g11f_b10f-rgb-float.html | application crashed [None]
22:47:59 INFO - Crash dump filename: c:\users\task_1578434287\appdata\local\temp\tmp3n_thj.mozrunner\minidumps\19507913-c13c-4dcf-9fb3-4dd8109878eb.dmp
22:47:59 INFO - Operating system: Windows NT
22:47:59 INFO - 6.1.7601 Service Pack 1
22:47:59 INFO - CPU: x86
22:47:59 INFO - GenuineIntel family 6 model 62 stepping 4
22:47:59 INFO - 8 CPUs
22:47:59 INFO -
22:47:59 INFO - GPU: UNKNOWN
22:47:59 INFO -
22:47:59 INFO - No crash
22:47:59 INFO - Process uptime: 493 seconds
22:47:59 INFO -
22:47:59 INFO - Thread 0
22:47:59 INFO - 0 ntdll.dll!KiFastSystemCallRet + 0x0
22:47:59 INFO - eip = 0x77436c04 esp = 0x0039f658 ebp = 0x0039f6b0 ebx = 0x0039f6c4
22:47:59 INFO - esi = 0x00000000 edi = 0x00000000 eax = 0x00000184 ecx = 0x58a8e016
22:47:59 INFO - edx = 0x0039f660 efl = 0x00000246
22:47:59 INFO - Found by: given as instruction pointer in context
22:47:59 INFO - 1 ntdll.dll!ZwWaitForKeyedEvent + 0xc
22:47:59 INFO - eip = 0x7743657c esp = 0x0039f65c ebp = 0x0039f6b0 ebx = 0x0039f6c4
22:47:59 INFO - Found by: call frame info
22:47:59 INFO - 2 ntdll.dll!RtlSleepConditionVariableSRW + 0xda
22:47:59 INFO - eip = 0x773f4a33 esp = 0x0039f660 ebp = 0x0039f6b0 ebx = 0x0039f6c4
22:47:59 INFO - Found by: call frame info
22:47:59 INFO - 3 kernel32.dll!wcslen + 0x33c
22:47:59 INFO - eip = 0x75b921fe esp = 0x0039f6cc ebp = 0x0039f6e8 ebx = 0x01303140
22:47:59 INFO - Found by: call frame info
22:47:59 INFO - 4 mozglue.dll + 0x7d76d
22:47:59 INFO - eip = 0x69a1d76d esp = 0x0039f6f0 ebp = 0x0039f704
22:47:59 INFO - Found by: call frame info
22:47:59 INFO - 5 xul.dll + 0x219f7f5
22:47:59 INFO - eip = 0x5641f7f5 esp = 0x0039f70c ebp = 0x0039f730
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 6 xul.dll + 0xb2b640
22:47:59 INFO - eip = 0x54dab640 esp = 0x0039f738 ebp = 0x0039f7fc
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 7 xul.dll + 0xc66369
22:47:59 INFO - eip = 0x54ee6369 esp = 0x0039f804 ebp = 0x0039f820
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 8 xul.dll + 0x3165f78
22:47:59 INFO - eip = 0x573e5f78 esp = 0x0039f828 ebp = 0x0039f840
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 9 xul.dll + 0x3223350
22:47:59 INFO - eip = 0x574a3350 esp = 0x0039f848 ebp = 0x0039f85c
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 10 xul.dll + 0xee716b
22:47:59 INFO - eip = 0x5516716b esp = 0x0039f864 ebp = 0x0039f88c
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 11 xul.dll + 0x8222f8
22:47:59 INFO - eip = 0x54aa22f8 esp = 0x0039f894 ebp = 0x0039f89c
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 12 xul.dll + 0x7b3405
22:47:59 INFO - eip = 0x54a33405 esp = 0x0039f8a4 ebp = 0x0039f8bc
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 13 xul.dll + 0xc3ff4e
22:47:59 INFO - eip = 0x54ebff4e esp = 0x0039f8c4 ebp = 0x0039f8d8
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 14 xul.dll + 0x322330b
22:47:59 INFO - eip = 0x574a330b esp = 0x0039f8e0 ebp = 0x0039f8f0
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 15 xul.dll + 0xee716b
22:47:59 INFO - eip = 0x5516716b esp = 0x0039f8f8 ebp = 0x0039f920
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 16 xul.dll + 0xc70d60
22:47:59 INFO - eip = 0x54ef0d60 esp = 0x0039f928 ebp = 0x0039fa58
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 17 xul.dll + 0x20989c4
22:47:59 INFO - eip = 0x563189c4 esp = 0x0039fa60 ebp = 0x0039fa6c
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 18 firefox.exe + 0x57580
22:47:59 INFO - eip = 0x008c7580 esp = 0x0039fa74 ebp = 0x0039fbe4
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 19 firefox.exe + 0xde1d1
22:47:59 INFO - eip = 0x0094e1d1 esp = 0x0039fbec ebp = 0x0039fc18
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 20 firefox.exe + 0xdded6
22:47:59 INFO - eip = 0x0094ded6 esp = 0x0039fc20 ebp = 0x0039fc3c
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 21 firefox.exe + 0x1395
22:47:59 INFO - eip = 0x00871395 esp = 0x0039fc44 ebp = 0x0039fcc8
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 22 kernel32.dll! ?? ?? ::FNODOBFM::`string' + 0x46
22:47:59 INFO - eip = 0x75baef3c esp = 0x0039fcd0 ebp = 0x0039fcd4
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 23 ntdll.dll!__RtlUserThreadStart + 0x27
22:47:59 INFO - eip = 0x77453618 esp = 0x0039fcdc ebp = 0x0039fd14
22:47:59 INFO - Found by: previous frame's frame pointer
22:47:59 INFO - 24 ntdll.dll!_RtlUserThreadStart + 0x1b
22:47:59 INFO - eip = 0x774535eb esp = 0x0039fd1c ebp = 0x0039fd2c
22:47:59 INFO - Found by: call frame info
22:47:59 INFO -
...

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
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