Bug: Intermittent TEST-UNEXPECTED-TIMEOUT | browser/base/content/test/about/browser_aboutNewTab_bookmarksToolbar.js | application timed out after 370 seconds with no output
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2021-04-28 08:32:34+00:00
Resolved: 2021-06-01 17:06:23+00:00

**Filed by:** smolnar [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=337995196&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/aXrMvbBiTOOu--3Xz7mEVw/runs/0/artifacts/public/logs/live_backing.log

---
```
INFO - TEST-START | browser/base/content/test/about/browser_aboutNewTab_bookmarksToolbar.js
[task 2021-04-28T08:11:29.186Z] 08:11:29     INFO - Buffered messages logged at 08:04:59
[task 2021-04-28T08:11:29.186Z] 08:11:29     INFO - Entering test bound bookmarks_toolbar_shown_on_newtab
[task 2021-04-28T08:11:29.187Z] 08:11:29     INFO - Testing with the feature enabled
[task 2021-04-28T08:11:29.188Z] 08:11:29     INFO - TEST-PASS | browser/base/content/test/about/browser_aboutNewTab_bookmarksToolbar.js | Toolbar should be visible on newtab if enabled - 
<...>
INFO - TEST-PASS | browser/base/content/test/about/browser_aboutNewTab_bookmarksToolbar.js | Toolbar is hidden - 
[task 2021-04-28T08:11:29.212Z] 08:11:29     INFO - Buffered messages finished
[task 2021-04-28T08:11:29.212Z] 08:11:29    ERROR - TEST-UNEXPECTED-TIMEOUT | browser/base/content/test/about/browser_aboutNewTab_bookmarksToolbar.js | application timed out after 370 seconds with no output
[task 2021-04-28T08:11:29.212Z] 08:11:29    ERROR - Force-terminating active process(es).
[task 2021-04-28T08:11:29.212Z] 08:11:29     INFO - Determining child pids from psutil...
[task 2021-04-28T08:11:29.212Z] 08:11:29     INFO - [1635, 1659, 1713, 1747, 1774, 1812, 1840]
[task 2021-04-28T08:11:29.212Z] 08:11:29     INFO - ==> process 1568 launched child process 1583
[task 2021-04-28T08:11:29.213Z] 08:11:29     INFO - ==> process 1568 launched child process 1635
[task 2021-04-28T08:11:29.213Z] 08:11:29     INFO - ==> process 1568 launched child process 1659
[task 2021-04-28T08:11:29.213Z] 08:11:29     INFO - ==> process 1568 launched child process 1713
[task 2021-04-28T08:11:29.213Z] 08:11:29     INFO - ==> process 1568 launched child process 1747
[task 2021-04-28T08:11:29.213Z] 08:11:29     INFO - ==> process 1568 launched child process 1774
[task 2021-04-28T08:11:29.213Z] 08:11:29     INFO - ==> process 1568 launched child process 1812
[task 2021-04-28T08:11:29.213Z] 08:11:29     INFO - Found child pids: set([1635, 1774, 1583, 1840, 1713, 1747, 1812, 1659])
[task 2021-04-28T08:11:29.213Z] 08:11:29     INFO - Failed to get child procs
[task 2021-04-28T08:11:29.213Z] 08:11:29     INFO - Killing process: 1635
[task 2021-04-28T08:11:29.213Z] 08:11:29     INFO - TEST-INFO | started process screentopng
[task 2021-04-28T08:11:29.468Z] 08:11:29     INFO - TEST-INFO | screentopng: exit 0
[task 2021-04-28T08:11:29.468Z] 08:11:29     INFO - Can't trigger Breakpad, just killing process
[task 2021-04-28T08:11:59.515Z] 08:11:59     INFO - failed to kill pid 1635 after 30s
[task 2021-04-28T08:11:59.516Z] 08:11:59     INFO - Killing process: 1774
[task 2021-04-28T08:11:59.516Z] 08:11:59     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-04-28T08:11:59.516Z] 08:11:59     INFO - Can't trigger Breakpad, just killing process
[task 2021-04-28T08:12:29.544Z] 08:12:29     INFO - failed to kill pid 1774 after 30s
[task 2021-04-28T08:12:29.544Z] 08:12:29     INFO - Killing process: 1583
INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-04-28T08:12:29.544Z] 08:12:29     INFO - Can't trigger Breakpad, just killing process
[task 2021-04-28T08:12:29.544Z] 08:12:29     INFO - Error: Failed to kill process 1583: psutil.NoSuchProcess no process found with pid 1583
[task 2021-04-28T08:12:29.545Z] 08:12:29     INFO - Killing process: 1840
[task 2021-04-28T08:12:29.545Z] 08:12:29     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-04-28T08:12:29.545Z] 08:12:29     INFO - Can't trigger Breakpad, just killing process
[task 2021-04-28T08:12:59.556Z] 08:12:59     INFO - failed to kill pid 1840 after 30s
[task 2021-04-28T08:12:59.557Z] 08:12:59     INFO - Killing process: 1713
[task 2021-04-28T08:12:59.558Z] 08:12:59     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-04-28T08:12:59.558Z] 08:12:59     INFO - Can't trigger Breakpad, just killing process
[task 2021-04-28T08:13:29.585Z] 08:13:29     INFO - failed to kill pid 1713 after 30s
[task 2021-04-28T08:13:29.586Z] 08:13:29     INFO - Killing process: 1747
<...>
INFO - zombiecheck | Checking for orphan process with PID: 1659
[task 2021-04-28T08:14:15.043Z] 08:14:15     INFO - Stopping web server
[task 2021-04-28T08:14:15.058Z] 08:14:15     INFO - Server shut down.
[task 2021-04-28T08:14:15.079Z] 08:14:15     INFO - Web server killed.
[task 2021-04-28T08:14:15.079Z] 08:14:15     INFO - Stopping web socket server
[task 2021-04-28T08:14:15.099Z] 08:14:15     INFO - Stopping ssltunnel
[task 2021-04-28T08:14:15.119Z] 08:14:15  WARNING - leakcheck | refcount logging is off, so leaks can't be detected!
[task 2021-04-28T08:14:15.119Z] 08:14:15     INFO - runtests.py | Running tests: end.
[task 2021-04-28T08:14:15.143Z] 08:14:15     INFO - Buffered messages finished
[task 2021-04-28T08:14:15.143Z] 08:14:15     INFO -  TEST-INFO | checking window state
[task 2021-04-28T08:14:15.144Z] 08:14:15     INFO -  Browser Chrome Test Summary
[task 2021-04-28T08:14:15.144Z] 08:14:15     INFO -  	Passed: 0
[task 2021-04-28T08:14:15.144Z] 08:14:15     INFO -  	Failed: 0
[task 2021-04-28T08:14:15.144Z] 08:14:15     INFO -  	Todo: 0
[task 2021-04-28T08:14:15.144Z] 08:14:15     INFO -  	Mode: e10s
[task 2021-04-28T08:14:15.144Z] 08:14:15     INFO -  *** End BrowserChrome Test Results ***
[task 2021-04-28T08:14:15.144Z] 08:14:15     INFO - Buffered messages finished
[task 2021-04-28T08:14:15.144Z] 08:14:15     INFO - SUITE-END | took 785s
[task 2021-04-28T08:14:15.177Z] 08:14:15    ERROR - Return code: 1
[task 2021-04-28T08:14:15.178Z] 08:14:15     INFO - TinderboxPrint: mochitest-mochitest-browser-chrome<br/>49/0/0
[task 2021-04-28T08:14:15.178Z] 08:14:15    ERROR - # TBPL FAILURE #
[task 2021-04-28T08:14:15.178Z] 08:14:15  WARNING - setting return code to 2
[task 2021-04-28T08:14:15.178Z] 08:14:15    ERROR - The mochitest suite: mochitest-browser-chrome ran with return status: FAILURE
[task 2021-04-28T08:14:15.179Z] 08:14:15     INFO - Running post-action listener: _package_coverage_data
[task 2021-04-28T08:14:15.179Z] 08:14:15     INFO - Running post-action listener: _resource_record_post_action
[task 2021-04-28T08:14:15.179Z] 08:14:15     INFO - Running post-action listener: process_java_coverage_data
[task 2021-04-28T08:14:15.179Z] 08:14:15     INFO - [mozharness: 2021-04-28 08:14:15.178840Z] Finished run-tests step (success)
[task 2021-04-28T08:14:15.179Z] 08:14:15     INFO - Running post-run listener: _resource_record_post_run
[task 2021-04-28T08:14:15.259Z] 08:14:15     INFO - Validating Perfherder data against /builds/worker/workspace/mozharness/external_tools/performance-artifact-schema.json
[task 2021-04-28T08:14:15.263Z] 08:14:15     INFO - PERFHERDER_DATA: {"framework": {"name": "job_resource_usage"}, "suites": [{"subtests": [{"name": "cpu_percent", "value": 32.52799145299145}, {"name": "io_write_bytes", "value": 2178428928}, {"name": "io.read_bytes", "value": 0}, {"name": "io_write_time", "value": 273724}, {"name": "io_read_time", "value": 0}], "extraOptions": ["e10s", "taskcluster-m5.xlarge"], "name": "mochitest.mochitest-browser-chrome.overall"}, {"subtests": [{"name": "time", "value": 0.016280174255371094}], "name": "mochitest.mochitest-browser-chrome.start-pulseaudio"}, {"subtests": [{"name": "time", "value": 33.9643988609314}, {"name": "cpu_percent", "value": 25.1640625}], "name": "mochitest.mochitest-browser-chrome.install"}, {"subtests": [{"name": "time", "value": 0.00026702880859375}], "name": "mochitest.mochitest-browser-chrome.stage-files"}, {"subtests": [{"name": "time", "value": 785.8445608615875}, {"name": "cpu_percent", "value": 32.844458598726106}], "name": "mochitest.mochitest-browser-chrome.run-tests"}]}
[task 2021-04-28T08:14:15.263Z] 08:14:15     INFO - Total resource usage - Wall time: 820s; CPU: 33.0%; Read bytes: 0; Write bytes: 2178428928; Read time: 0; Write time: 273724
[task 2021-04-28T08:14:15.263Z] 08:14:15     INFO - TinderboxPrint: CPU usage<br/>32.8%```