Bug: Intermittent TEST-UNEXPECTED-TIMEOUT | browser/components/preferences/tests/browser_search_within_preferences_2.js | application timed out after 370 seconds with no output
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2021-04-14 01:04:55+00:00
Resolved: 2021-05-11 17:03:54+00:00

**Filed by:** malexandru [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=336415959&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/V_yq7159RtCxErla-VWfrQ/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2021-04-13T23:57:47.256Z] 23:57:47     INFO - TEST-OK | browser/components/preferences/tests/browser_search_within_preferences_1.js | took 77782ms
[task 2021-04-13T23:57:47.322Z] 23:57:47     INFO - checking window state
[task 2021-04-13T23:57:47.519Z] 23:57:47     INFO - TEST-START | browser/components/preferences/tests/browser_search_within_preferences_2.js
[task 2021-04-14T00:04:04.357Z] 00:04:03     INFO - Buffered messages logged at 23:57:47
[task 2021-04-14T00:04:06.101Z] 00:04:04     INFO - Entering test bound 
[task 2021-04-14T00:04:07.696Z] 00:04:06     INFO - Leaving test bound 
[task 2021-04-14T00:04:08.932Z] 00:04:08     INFO - Entering test bound 
[task 2021-04-14T00:04:09.623Z] 00:04:08     INFO - Buffered messages logged at 23:57:49
[task 2021-04-14T00:04:10.881Z] 00:04:09     INFO - TEST-PASS | browser/components/preferences/tests/browser_search_within_preferences_2.js | Should select the #noFxaAccount child node - 
[task 2021-04-14T00:04:12.680Z] 00:04:10     INFO - TEST-PASS | browser/components/preferences/tests/browser_search_within_preferences_2.js | Search input should be focused when visiting preferences - 
[task 2021-04-14T00:04:13.386Z] 00:04:12     INFO - Buffered messages logged at 23:57:51
[task 2021-04-14T00:04:14.425Z] 00:04:13     INFO - TEST-PASS | browser/components/preferences/tests/browser_search_within_preferences_2.js | Element should not be null, when checking visibility - 
<...>
[task 2021-04-14T00:21:50.866Z] 00:04:40     INFO - TEST-PASS | browser/components/preferences/tests/browser_search_within_preferences_2.js | Should be reporting no results - 
[task 2021-04-14T00:21:50.866Z] 00:04:40     INFO - Leaving test bound 
[task 2021-04-14T00:21:50.866Z] 00:04:40     INFO - Entering test bound 
[task 2021-04-14T00:21:50.866Z] 00:04:40     INFO - Buffered messages finished
[task 2021-04-14T00:21:50.866Z] 00:04:40    ERROR - TEST-UNEXPECTED-TIMEOUT | browser/components/preferences/tests/browser_search_within_preferences_2.js | application timed out after 370 seconds with no output
[task 2021-04-14T00:21:50.866Z] 00:04:40    ERROR - Force-terminating active process(es).
[task 2021-04-14T00:21:50.866Z] 00:04:40     INFO - Determining child pids from psutil...
[task 2021-04-14T00:21:50.866Z] 00:04:40     INFO - [1630, 1654, 1719, 1756, 1790, 1814, 1818]
[task 2021-04-14T00:21:50.866Z] 00:04:56     INFO - ==> process 1563 launched child process 1578
[task 2021-04-14T00:21:50.866Z] 00:04:56     INFO - ==> process 1563 launched child process 1630
[task 2021-04-14T00:21:50.866Z] 00:04:56     INFO - ==> process 1563 launched child process 1654
[task 2021-04-14T00:21:50.866Z] 00:04:56     INFO - ==> process 1563 launched child process 1719
[task 2021-04-14T00:21:50.866Z] 00:04:56     INFO - ==> process 1563 launched child process 1756
[task 2021-04-14T00:21:50.866Z] 00:04:56     INFO - ==> process 1563 launched child process 1790
[task 2021-04-14T00:21:50.866Z] 00:04:56     INFO - ==> process 1563 launched child process 1818
[task 2021-04-14T00:21:50.866Z] 00:04:56     INFO - Found child pids: set([1654, 1578, 1630, 1814, 1719, 1818, 1756, 1790])
[task 2021-04-14T00:21:50.866Z] 00:04:56     INFO - Failed to get child procs
[task 2021-04-14T00:21:50.866Z] 00:04:56     INFO - Killing process: 1654
[task 2021-04-14T00:21:50.866Z] 00:05:09     INFO - TEST-INFO | started process screentopng
[task 2021-04-14T00:21:50.866Z] 00:21:50     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/preferences/tests/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/NC9pHzqGSR6UwLdxRKSXFw/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 2021-04-14T00:21:50.866Z] 00:21:50    ERROR - timed out after 1000 seconds of no output
[task 2021-04-14T00:21:50.866Z] 00:21:50    ERROR - Return code: -15
[task 2021-04-14T00:21:50.866Z] 00:21:50    ERROR - No suite end message was emitted by this harness.
[task 2021-04-14T00:21:50.866Z] 00:21:50     INFO - TinderboxPrint: mochitest-mochitest-browser-chrome<br/>278/0/0
[task 2021-04-14T00:21:50.866Z] 00:21:50    ERROR - # TBPL FAILURE #
[task 2021-04-14T00:21:50.867Z] 00:21:50  WARNING - setting return code to 2
[task 2021-04-14T00:21:50.867Z] 00:21:50    ERROR - The mochitest suite: mochitest-browser-chrome ran with return status: FAILURE
[task 2021-04-14T00:21:50.867Z] 00:21:50     INFO - Running post-action listener: _package_coverage_data
[task 2021-04-14T00:21:50.867Z] 00:21:50     INFO - Running post-action listener: _resource_record_post_action
[task 2021-04-14T00:21:50.867Z] 00:21:50     INFO - Running post-action listener: process_java_coverage_data
[task 2021-04-14T00:21:50.867Z] 00:21:50     INFO - [mozharness: 2021-04-14 00:21:50.602787Z] Finished run-tests step (success)
[task 2021-04-14T00:21:50.867Z] 00:21:50     INFO - Running post-run listener: _resource_record_post_run
[task 2021-04-14T00:21:56.421Z] 00:21:56     INFO - Validating Perfherder data against /builds/worker/workspace/mozharness/external_tools/performance-artifact-schema.json
[task 2021-04-14T00:21:56.421Z] 00:21:56     INFO - PERFHERDER_DATA: {"framework": {"name": "job_resource_usage"}, "suites": [{"subtests": [{"name": "cpu_percent", "value": 25.70898522975929}, {"name": "io_write_bytes", "value": 2171248640}, {"name": "io.read_bytes", "value": 222160224256}, {"name": "io_write_time", "value": 289228}, {"name": "io_read_time", "value": 84266668}], "extraOptions": ["e10s", "taskcluster-c5.xlarge"], "name": "mochitest.mochitest-browser-chrome.overall"}, {"subtests": [{"name": "time", "value": 0.028516054153442383}], "name": "mochitest.mochitest-browser-chrome.start-pulseaudio"}, {"subtests": [{"name": "time", "value": 32.486940145492554}, {"name": "cpu_percent", "value": 25.18951612903226}], "name": "mochitest.mochitest-browser-chrome.install"}, {"subtests": [{"name": "time", "value": 0.00018095970153808594}], "name": "mochitest.mochitest-browser-chrome.stage-files"}, {"subtests": [{"name": "time", "value": 2882.398955821991}, {"name": "cpu_percent", "value": 25.721949860724227}], "name": "mochitest.mochitest-browser-chrome.run-tests"}]}
[task 2021-04-14T00:21:56.421Z] 00:21:56     INFO - Total resource usage - Wall time: 2915s; CPU: 26.0%; Read bytes: 222160224256; Write bytes: 2171248640; Read time: 84266668; Write time: 289228
[task 2021-04-14T00:21:56.421Z] 00:21:56     INFO - TinderboxPrint: CPU usage<br/>25.7%
[task 2021-04-14T00:21:56.421Z] 00:21:56     INFO - TinderboxPrint: I/O read bytes / time<br/>222,160,224,256 / 84,266,668
[task 2021-04-14T00:21:56.421Z] 00:21:56     INFO - TinderboxPrint: I/O write bytes / time<br/>2,171,248,640 / 289,228
[task 2021-04-14T00:21:56.421Z] 00:21:56     INFO - TinderboxPrint: CPU idle<br/>4,303.1 (37.1%)
[task 2021-04-14T00:21:56.421Z] 00:21:56     INFO - TinderboxPrint: CPU iowait<br/>5,333.5 (46.0%)
[task 2021-04-14T00:21:56.421Z] 00:21:56     INFO - TinderboxPrint: CPU system<br/>167.4 (1.4%)
[task 2021-04-14T00:21:56.421Z] 00:21:56     INFO - TinderboxPrint: CPU user<br/>1,783.5 (15.4%)
[task 2021-04-14T00:21:56.421Z] 00:21:56     INFO - TinderboxPrint: Swap in / out<br/>0 / 0
[task 2021-04-14T00:21:56.421Z] 00:21:56     INFO - start-pulseaudio - Wall time: 0s; CPU: Can't collect data; Read bytes: 0; Write bytes: 0; Read time: 0; Write time: 0
[task 2021-04-14T00:21:56.421Z] 00:21:56     INFO - install - Wall time: 32s; CPU: 25.0%; Read bytes: 32768; Write bytes: 1183789056; Read time: 120; Write time: 86820
[task 2021-04-14T00:21:56.421Z] 00:21:56     INFO - stage-files - Wall time: 0s; CPU: Can't collect data; Read bytes: 0; Write bytes: 0; Read time: 0; Write time: 0
[task 2021-04-14T00:21:56.427Z] 00:21:56     INFO - run-tests - Wall time: 2882s; CPU: 26.0%; Read bytes: 222160035840; Write bytes: 714797056; Read time: 84265772; Write time: 161548
[task 2021-04-14T00:21:56.749Z] 00:21:56  WARNING - returning nonzero exit status 2
[task 2021-04-14T00:21:56.892Z] cleanup
[task 2021-04-14T00:21:56.892Z] + cleanup
[task 2021-04-14T00:21:56.892Z] + local rv=2
[task 2021-04-14T00:21:56.892Z] + [[ -s /builds/worker/.xsession-errors ]]
[task 2021-04-14T00:21:56.892Z] + cp /builds/worker/.xsession-errors /builds/worker/artifacts/public/xsession-errors.log
[task 2021-04-14T00:21:57.652Z] + '[' ']'
[task 2021-04-14T00:21:57.652Z] + true
[task 2021-04-14T00:21:57.653Z] + cleanup_xvfb
[task 2021-04-14T00:21:57.653Z] ++ pidof Xvfb
[task 2021-04-14T00:21:57.674Z] + local xvfb_pid=50
[task 2021-04-14T00:21:57.675Z] + local vnc=false
[task 2021-04-14T00:21:57.675Z] + local interactive=false
[task 2021-04-14T00:21:57.675Z] + '[' -n 50 ']'
[task 2021-04-14T00:21:57.675Z] + [[ false == false ]]
[task 2021-04-14T00:21:57.675Z] + [[ false == false ]]
[task 2021-04-14T00:21:57.675Z] + kill 50
[task 2021-04-14T00:21:57.675Z] + screen -XS xvfb quit
[task 2021-04-14T00:21:59.674Z] + exit 2
[taskcluster 2021-04-14 00:22:01.656Z] === Task Finished ===
[taskcluster 2021-04-14 00:22:05.630Z] Unsuccessful task run with exit code: 2 completed in 3050.222 seconds```