Bug: Intermittent TEST-UNEXPECTED-TIMEOUT | browser/components/sessionstore/test/browser_586068-reload.js | application timed out after 370 seconds with no output
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2021-02-08 08:33:54+00:00
Resolved: 2021-03-09 17:01:17+00:00

**Filed by:** btara [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=329193859&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/DQRNMnbwTCOyHnPmZZUEuw/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2021-02-08T08:06:06.725Z] 08:06:06     INFO - TEST-START | browser/components/sessionstore/test/browser_586068-reload.js
[task 2021-02-08T08:12:24.726Z] 08:12:23     INFO - Buffered messages logged at 08:06:06
[task 2021-02-08T08:12:27.687Z] 08:12:26     INFO - Entering test bound test
[task 2021-02-08T08:12:32.028Z] 08:12:31     INFO - Buffered messages logged at 08:06:08
[task 2021-02-08T08:12:36.077Z] 08:12:35     INFO - TEST-PASS | browser/components/sessionstore/test/browser_586068-reload.js | load 1 - browser loaded correct url - 
[task 2021-02-08T08:12:40.025Z] 08:12:38     INFO - TEST-PASS | browser/components/sessionstore/test/browser_586068-reload.js | load 1 - correct tab was restored - 
[task 2021-02-08T08:12:43.747Z] 08:12:42     INFO - Buffered messages logged at 08:06:09
[task 2021-02-08T08:12:47.126Z] 08:12:46     INFO - TEST-PASS | browser/components/sessionstore/test/browser_586068-reload.js | load 2 - browser loaded correct url - 
[task 2021-02-08T08:12:51.405Z] 08:12:50     INFO - TEST-PASS | browser/components/sessionstore/test/browser_586068-reload.js | load 2 - correct tab was restored - 
[task 2021-02-08T08:12:53.587Z] 08:12:52     INFO - Buffered messages logged at 08:06:10
[task 2021-02-08T08:12:55.673Z] 08:12:54     INFO - TEST-PASS | browser/components/sessionstore/test/browser_586068-reload.js | load 3 - browser loaded correct url - 
[task 2021-02-08T08:13:01.580Z] 08:13:00     INFO - TEST-PASS | browser/components/sessionstore/test/browser_586068-reload.js | load 3 - correct tab was restored - 
[task 2021-02-08T08:13:03.482Z] 08:13:01     INFO - Buffered messages logged at 08:06:11
[task 2021-02-08T08:13:05.239Z] 08:13:03     INFO - TEST-PASS | browser/components/sessionstore/test/browser_586068-reload.js | load 4 - browser loaded correct url - 
[task 2021-02-08T08:13:07.367Z] 08:13:06     INFO - TEST-PASS | browser/components/sessionstore/test/browser_586068-reload.js | load 4 - correct tab was restored - 
[task 2021-02-08T08:13:09.014Z] 08:13:07     INFO - Buffered messages finished
[task 2021-02-08T08:13:11.202Z] 08:13:08    ERROR - TEST-UNEXPECTED-TIMEOUT | browser/components/sessionstore/test/browser_586068-reload.js | application timed out after 370 seconds with no output
[task 2021-02-08T08:13:14.728Z] 08:13:13    ERROR - Force-terminating active process(es).
[task 2021-02-08T08:13:17.104Z] 08:13:16     INFO - Determining child pids from psutil...
[task 2021-02-08T08:13:25.694Z] 08:13:24     INFO - [1632, 1657, 1714, 1745, 1783, 1893, 1822]
[task 2021-02-08T08:13:29.531Z] 08:13:28     INFO - ==> process 1560 launched child process 1575
[task 2021-02-08T08:13:32.108Z] 08:13:30     INFO - ==> process 1560 launched child process 1632
[task 2021-02-08T08:13:35.704Z] 08:13:34     INFO - ==> process 1560 launched child process 1657
[task 2021-02-08T08:13:38.276Z] 08:13:37     INFO - ==> process 1560 launched child process 1714
[task 2021-02-08T08:13:39.922Z] 08:13:38     INFO - ==> process 1560 launched child process 1745
[task 2021-02-08T08:13:42.135Z] 08:13:40     INFO - ==> process 1560 launched child process 1783
[task 2021-02-08T08:13:45.534Z] 08:13:44     INFO - ==> process 1560 launched child process 1822
[task 2021-02-08T08:13:47.108Z] 08:13:45     INFO - Found child pids: set([1632, 1893, 1575, 1745, 1714, 1783, 1657, 1822])
[task 2021-02-08T08:13:53.692Z] 08:13:52     INFO - Failed to get child procs
[task 2021-02-08T08:13:56.641Z] 08:13:55     INFO - Killing process: 1632
[task 2021-02-08T08:14:00.312Z] 08:13:59     INFO - TEST-INFO | started process screentopng
[task 2021-02-08T08:30:39.145Z] 08:30:39     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/WB0kfzuHSxiYAacg6Il1hw/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 2021-02-08T08:30:39.157Z] 08:30:39    ERROR - timed out after 1000 seconds of no output
[task 2021-02-08T08:30:39.157Z] 08:30:39    ERROR - Return code: -15
[task 2021-02-08T08:30:39.157Z] 08:30:39    ERROR - No suite end message was emitted by this harness.
[task 2021-02-08T08:30:39.157Z] 08:30:39     INFO - TinderboxPrint: mochitest-mochitest-browser-chrome<br/>77/0/0
[task 2021-02-08T08:30:39.157Z] 08:30:39    ERROR - # TBPL FAILURE #
[task 2021-02-08T08:30:39.157Z] 08:30:39  WARNING - setting return code to 2
[task 2021-02-08T08:30:39.157Z] 08:30:39    ERROR - The mochitest suite: mochitest-browser-chrome ran with return status: FAILURE
[task 2021-02-08T08:30:39.157Z] 08:30:39     INFO - Running post-action listener: _package_coverage_data
[task 2021-02-08T08:30:39.157Z] 08:30:39     INFO - Running post-action listener: _resource_record_post_action
[task 2021-02-08T08:30:39.157Z] 08:30:39     INFO - Running post-action listener: process_java_coverage_data
[task 2021-02-08T08:30:39.157Z] 08:30:39     INFO - [mozharness: 2021-02-08 08:30:39.101680Z] Finished run-tests step (success)```