Bug: Intermittent TEST-UNEXPECTED-TIMEOUT | browser/modules/test/browser/browser_TabUnloader.js (finished) | application timed out after 370 seconds with no output
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2020-02-24 20:40:11+00:00
Resolved: 2020-03-24 17:02:21+00:00

**Filed by:** ccoroiu [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer.html#?job_id=290235549&repo=mozilla-central
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/Vc6mK0EzQeGQ9vTlCk42Mg/runs/0/artifacts/public/logs/live_backing.log

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[task 2020-02-24T18:54:32.691Z] 18:54:32     INFO - TEST-OK | browser/modules/test/browser/browser_TabUnloader.js | took 4300ms
[task 2020-02-24T18:54:32.700Z] 18:54:32     INFO - checking window state
[task 2020-02-24T19:00:42.711Z] 19:00:42     INFO - Buffered messages finished
[task 2020-02-24T19:00:42.711Z] 19:00:42    ERROR - TEST-UNEXPECTED-TIMEOUT | browser/modules/test/browser/browser_TabUnloader.js (finished) | application timed out after 370 seconds with no output
[task 2020-02-24T19:00:42.711Z] 19:00:42    ERROR - Force-terminating active process(es).
[task 2020-02-24T19:00:42.711Z] 19:00:42     INFO - Determining child pids from psutil...
[task 2020-02-24T19:00:42.716Z] 19:00:42     INFO - [8052]
[task 2020-02-24T19:00:42.716Z] 19:00:42     INFO - ==> process 8052 launched child process 5912 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.0.359307314\1218107708" -parentBuildID 20200224162717 -prefsHandle 2272 -prefMapHandle 2108 -prefsLen 1 -prefMapSize 228722 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 2364 gpu)
[task 2020-02-24T19:00:42.717Z] 19:00:42     INFO - ==> process 8052 launched child process 4596 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.6.970872296\1675287732" -childID 1 -isForBrowser -prefsHandle 2260 -prefMapHandle 2256 -prefsLen 1391 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 2208 tab)
[task 2020-02-24T19:00:42.717Z] 19:00:42     INFO - ==> process 8052 launched child process 6828 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.13.1456408051\1965586075" -childID 2 -isForBrowser -prefsHandle 3136 -prefMapHandle 3132 -prefsLen 1857 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 3156 tab)
[task 2020-02-24T19:00:42.717Z] 19:00:42     INFO - ==> process 8052 launched child process 7208 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.20.1878315951\1583488725" -childID 3 -isForBrowser -prefsHandle 6000 -prefMapHandle 5996 -prefsLen 1918 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 6004 tab)
[task 2020-02-24T19:00:42.717Z] 19:00:42     INFO - ==> process 8052 launched child process 11188 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.27.1834487298\636591025" -childID 4 -isForBrowser -prefsHandle 3744 -prefMapHandle 3740 -prefsLen 11599 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 3368 tab)
[task 2020-02-24T19:00:42.718Z] 19:00:42     INFO - ==> process 8052 launched child process 6856 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.34.899829102\1436497813" -childID 5 -isForBrowser -prefsHandle 4188 -prefMapHandle 3432 -prefsLen 11599 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 3668 tab)
[task 2020-02-24T19:00:42.718Z] 19:00:42     INFO - ==> process 8052 launched child process 1052 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.41.142510859\934354218" -childID 6 -isForBrowser -prefsHandle 4360 -prefMapHandle 4296 -prefsLen 11599 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 5000 tab)
[task 2020-02-24T19:00:42.718Z] 19:00:42     INFO - ==> process 8052 launched child process 7536 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.48.889619567\739836571" -childID 7 -isForBrowser -prefsHandle 5592 -prefMapHandle 5168 -prefsLen 11599 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 4696 tab)
[task 2020-02-24T19:00:42.719Z] 19:00:42     INFO - ==> process 8052 launched child process 7132 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.55.1350394233\1557075653" -childID 8 -isForBrowser -prefsHandle 1448 -prefMapHandle 3896 -prefsLen 11599 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 5292 tab)
[task 2020-02-24T19:00:42.719Z] 19:00:42     INFO - ==> process 8052 launched child process 6288 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.62.1262408744\653021090" -childID 9 -isForBrowser -prefsHandle 4208 -prefMapHandle 4212 -prefsLen 11599 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 4260 tab)
[task 2020-02-24T19:00:42.719Z] 19:00:42     INFO - ==> process 8052 launched child process 7868 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.69.653204123\1300158428" -childID 10 -isForBrowser -prefsHandle 3536 -prefMapHandle 4280 -prefsLen 11980 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 4724 tab)
[task 2020-02-24T19:00:42.719Z] 19:00:42     INFO - ==> process 8052 launched child process 7896 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.76.343384429\129267787" -childID 11 -isForBrowser -prefsHandle 1856 -prefMapHandle 1852 -prefsLen 12025 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 4648 tab)
[task 2020-02-24T19:00:42.720Z] 19:00:42     INFO - ==> process 8052 launched child process 7556 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.83.375061536\593658739" -childID 12 -isForBrowser -prefsHandle 5000 -prefMapHandle 4936 -prefsLen 12025 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 3536 tab)
[task 2020-02-24T19:00:42.720Z] 19:00:42     INFO - ==> process 8052 launched child process 6084 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.90.1586179837\1649911699" -childID 13 -isForBrowser -prefsHandle 4932 -prefMapHandle 3484 -prefsLen 12122 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 3580 tab)
[task 2020-02-24T19:00:42.720Z] 19:00:42     INFO - ==> process 8052 launched child process 11236 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.97.580822029\1069578629" -childID 14 -isForBrowser -prefsHandle 3324 -prefMapHandle 3584 -prefsLen 12122 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 4720 tab)
[task 2020-02-24T19:00:42.720Z] 19:00:42     INFO - ==> process 8052 launched child process 6768 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.104.28041201\2024813162" -childID 15 -isForBrowser -prefsHandle 4288 -prefMapHandle 5124 -prefsLen 12122 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 1856 tab)
[task 2020-02-24T19:00:42.721Z] 19:00:42     INFO - ==> process 8052 launched child process 10724 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.111.1981584996\1549537065" -childID 16 -isForBrowser -prefsHandle 4308 -prefMapHandle 4352 -prefsLen 12122 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 3376 tab)
[task 2020-02-24T19:00:42.721Z] 19:00:42     INFO - ==> process 8052 launched child process 2012 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.118.1928690646\515650520" -childID 17 -isForBrowser -prefsHandle 3580 -prefMapHandle 6360 -prefsLen 12122 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 5744 tab)
[task 2020-02-24T19:00:42.721Z] 19:00:42     INFO - ==> process 8052 launched child process 7204 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.125.189256457\191880025" -childID 18 -isForBrowser -prefsHandle 5076 -prefMapHandle 3376 -prefsLen 12452 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 6356 tab)
[task 2020-02-24T19:00:42.721Z] 19:00:42     INFO - ==> process 8052 launched child process 4136 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.132.442858730\2072458849" -childID 19 -isForBrowser -prefsHandle 1512 -prefMapHandle 6292 -prefsLen 12452 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 6424 tab)
[task 2020-02-24T19:00:42.722Z] 19:00:42     INFO - ==> process 8052 launched child process 5384 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.139.1590251601\1770317418" -childID 20 -isForBrowser -prefsHandle 4268 -prefMapHandle 4192 -prefsLen 12499 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 4948 tab)
[task 2020-02-24T19:00:42.722Z] 19:00:42     INFO - ==> process 8052 launched child process 10208 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.146.1251608248\1191064042" -childID 21 -isForBrowser -prefsHandle 3712 -prefMapHandle 4352 -prefsLen 12611 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 6376 tab)
[task 2020-02-24T19:00:42.722Z] 19:00:42     INFO - ==> process 8052 launched child process 10460 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.153.1641294162\1503596377" -childID 22 -isForBrowser -prefsHandle 4280 -prefMapHandle 3416 -prefsLen 12609 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 5292 tab)
[task 2020-02-24T19:00:42.723Z] 19:00:42     INFO - ==> process 8052 launched child process 4972 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.160.816550683\630448485" -childID 23 -isForBrowser -prefsHandle 6540 -prefMapHandle 6536 -prefsLen 12609 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 6604 tab)
[task 2020-02-24T19:00:42.723Z] 19:00:42     INFO - ==> process 8052 launched child process 10592 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.167.563613963\2028873708" -childID 24 -isForBrowser -prefsHandle 5372 -prefMapHandle 4048 -prefsLen 12650 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 6604 tab)
[task 2020-02-24T19:00:42.723Z] 19:00:42     INFO - ==> process 8052 launched child process 7364 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.174.861543535\1189280305" -childID 25 -isForBrowser -prefsHandle 6540 -prefMapHandle 5312 -prefsLen 12649 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 3876 tab)
[task 2020-02-24T19:00:42.723Z] 19:00:42     INFO - ==> process 8052 launched child process 3628 ("Z:\task_1582569334\build\application\firefox\firefox.exe" -contentproc --channel="8052.181.691741080\629147802" -childID 26 -isForBrowser -prefsHandle 4280 -prefMapHandle 4004 -prefsLen 12649 -prefMapSize 228722 -parentBuildID 20200224162717 -appdir "Z:\task_1582569334\build\application\firefox\browser" - 8052 "\\.\pipe\gecko-crash-server-pipe.8052" 6540 tab)