Bug: Intermittent TEST-UNEXPECTED-TIMEOUT | browser/components/sessionstore/test/browser_cookies_legacy.js | application timed out after 370 seconds with no output
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2021-02-10 20:47:52+00:00
Resolved: 2021-03-16 17:04:02+00:00

**Filed by:** btara [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=329535934&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/V1IfAcocReqylpo3r14aHA/runs/1/artifacts/public/logs/live_backing.log

---
```
[task 2021-02-10T19:53:27.238Z] 19:53:27     INFO - TEST-START | browser/components/sessionstore/test/browser_cookies_legacy.js
[task 2021-02-10T19:59:41.532Z] 19:59:40     INFO - Buffered messages logged at 19:53:27
[task 2021-02-10T19:59:43.773Z] 19:59:42     INFO - Entering test bound test_setup
[task 2021-02-10T19:59:46.750Z] 19:59:46     INFO - Leaving test bound test_setup
[task 2021-02-10T19:59:48.748Z] 19:59:48     INFO - Entering test bound test_window
[task 2021-02-10T19:59:51.555Z] 19:59:50     INFO - Buffered messages finished
[task 2021-02-10T19:59:54.247Z] 19:59:53    ERROR - TEST-UNEXPECTED-TIMEOUT | browser/components/sessionstore/test/browser_cookies_legacy.js | application timed out after 370 seconds with no output
[task 2021-02-10T19:59:56.552Z] 19:59:55    ERROR - Force-terminating active process(es).
[task 2021-02-10T20:00:02.058Z] 20:00:00     INFO - Determining child pids from psutil...
[task 2021-02-10T20:00:17.392Z] 20:00:16     INFO - [1707, 1739, 1623, 1648, 1821, 1797]
[task 2021-02-10T20:00:21.845Z] 20:00:20     INFO - ==> process 1559 launched child process 1574
[task 2021-02-10T20:00:27.264Z] 20:00:26     INFO - ==> process 1559 launched child process 1623
[task 2021-02-10T20:00:30.236Z] 20:00:29     INFO - ==> process 1559 launched child process 1648
[task 2021-02-10T20:00:33.371Z] 20:00:32     INFO - ==> process 1559 launched child process 1707
[task 2021-02-10T20:00:35.940Z] 20:00:34     INFO - ==> process 1559 launched child process 1739
[task 2021-02-10T20:00:38.565Z] 20:00:37     INFO - ==> process 1559 launched child process 1797
[task 2021-02-10T20:00:41.368Z] 20:00:40     INFO - ==> process 1559 launched child process 1821
[task 2021-02-10T20:00:43.771Z] 20:00:43     INFO - Found child pids: set([1739, 1797, 1574, 1707, 1648, 1623, 1821])
[task 2021-02-10T20:00:50.252Z] 20:00:49     INFO - Failed to get child procs
[task 2021-02-10T20:00:53.698Z] 20:00:52     INFO - Killing process: 1739
[task 2021-02-10T20:00:56.959Z] 20:00:56     INFO - TEST-INFO | started process screentopng
[task 2021-02-10T20:17:36.022Z] 20:17:35     INFO - Automation Error: mozprocess timed out after 1000 seconds running ['/builds/worker/workspace/build/venv/bin/python', '-u', '/builds/worker/workspace/build/tests/mochitest/runtests.py', u'browser/components/sessionstore/test/browser.ini', '--setpref=media.peerconnection.mtransport_process=false', '--setpref=network.process.enabled=false', '--appname=/builds/worker/workspace/build/application/firefox/firefox', '--utility-path=tests/bin', '--extra-profile-file=tests/bin/plugins', u'--symbols-path=https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/ANRpOzSnS7-iUHSMU1_DjA/artifacts/public/build/target.crashreporter-symbols.zip', '--certificate-path=tests/certs', '--setpref=webgl.force-enabled=true', '--quiet', '--log-raw=/builds/worker/workspace/build/blobber_upload_dir/mochitest-browser-chrome_raw.log', '--log-errorsummary=/builds/worker/workspace/build/blobber_upload_dir/mochitest-browser-chrome_errorsummary.log', '--use-test-media-devices', '--screenshot-on-fail', '--cleanup-crashes', '--marionette-startup-timeout=180', '--sandbox-read-whitelist=/builds/worker/workspace/build', '--log-raw=-', '--flavor=browser', '--chunk-by-runtime']
[task 2021-02-10T20:17:36.041Z] 20:17:35    ERROR - timed out after 1000 seconds of no output
[task 2021-02-10T20:17:36.041Z] 20:17:35    ERROR - Return code: -15
[task 2021-02-10T20:17:36.041Z] 20:17:35    ERROR - No suite end message was emitted by this harness.
[task 2021-02-10T20:17:36.041Z] 20:17:35     INFO - TinderboxPrint: mochitest-mochitest-browser-chrome<br/>121/0/0
[task 2021-02-10T20:17:36.041Z] 20:17:35    ERROR - # TBPL FAILURE #
[task 2021-02-10T20:17:36.041Z] 20:17:35  WARNING - setting return code to 2
[task 2021-02-10T20:17:36.041Z] 20:17:35    ERROR - The mochitest suite: mochitest-browser-chrome ran with return status: FAILURE```