Bug: Intermittent browser/base/content/test/performance/browser_startup_content_mainthreadio.js | unused whitelist entry Web Content: /builds/worker/workspace/build/application/firefox/browser/features/webcompat@mozilla.org.xpi -
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2020-06-12 02:07:28+00:00
Resolved: 2020-07-14 17:02:41+00:00

**Filed by:** rmaries [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer.html#?job_id=306040329&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/NrwlOW5JQNqzedP0JnahWQ/runs/0/artifacts/public/logs/live_backing.log

---

[task 2020-06-12T01:35:06.897Z] 01:35:06     INFO - TEST-START | browser/base/content/test/performance/browser_startup_content_mainthreadio.js
[task 2020-06-12T01:35:06.913Z] 01:35:06     INFO - TEST-INFO | started process screentopng
[task 2020-06-12T01:35:07.295Z] 01:35:07     INFO - TEST-INFO | screentopng: exit 0
[task 2020-06-12T01:35:07.296Z] 01:35:07     INFO - Buffered messages logged at 01:35:06
[task 2020-06-12T01:35:07.296Z] 01:35:07     INFO - Entering test bound 
[task 2020-06-12T01:35:07.296Z] 01:35:07     INFO - whitelisted paths for Web Content process:
[task 2020-06-12T01:35:07.296Z] 01:35:07     INFO -   /builds/worker/workspace/build/application/firefox/omni.ja - stat: 1
[task 2020-06-12T01:35:07.296Z] 01:35:07     INFO -   /builds/worker/workspace/build/application/firefox/browser/omni.ja - stat: 1
[task 2020-06-12T01:35:07.296Z] 01:35:07     INFO -   /builds/worker/workspace/build/application/firefox/browser/features/webcompat@mozilla.org.xpi - stat: 1
[task 2020-06-12T01:35:07.296Z] 01:35:07     INFO -   /builds/worker/workspace/build/application/firefox/browser/features/formautofill@mozilla.org.xpi - ignoreIfUnused: true, stat: 1
[task 2020-06-12T01:35:07.297Z] 01:35:07     INFO - TEST-PASS | browser/base/content/test/performance/browser_startup_content_mainthreadio.js | Found profile for Web Content process - 
[task 2020-06-12T01:35:07.297Z] 01:35:07     INFO - (NSPRIOInterposer) stat - /builds/worker/workspace/build/application/firefox/omni.ja
[task 2020-06-12T01:35:07.300Z] 01:35:07     INFO - (NSPRIOInterposer) stat - /builds/worker/workspace/build/application/firefox/browser/omni.ja
[task 2020-06-12T01:35:07.301Z] 01:35:07     INFO - TEST-PASS | browser/base/content/test/performance/browser_startup_content_mainthreadio.js | Web Content startup profiles should have IO markers in builds that are not RELEASE_OR_BETA - 
[task 2020-06-12T01:35:07.302Z] 01:35:07     INFO - TEST-PASS | browser/base/content/test/performance/browser_startup_content_mainthreadio.js | stat on /builds/worker/workspace/build/application/firefox/omni.ja as many times as expected in Web Content process - 
[task 2020-06-12T01:35:07.303Z] 01:35:07     INFO - TEST-PASS | browser/base/content/test/performance/browser_startup_content_mainthreadio.js | stat on /builds/worker/workspace/build/application/firefox/browser/omni.ja as many times as expected in Web Content process - 
[task 2020-06-12T01:35:07.305Z] 01:35:07     INFO - TEST-PASS | browser/base/content/test/performance/browser_startup_content_mainthreadio.js | stat on /builds/worker/workspace/build/application/firefox/browser/features/webcompat@mozilla.org.xpi allowed 1 more times in Web Content process - 
[task 2020-06-12T01:35:07.306Z] 01:35:07     INFO - Buffered messages finished
[task 2020-06-12T01:35:07.306Z] 01:35:07     INFO - TEST-UNEXPECTED-FAIL | browser/base/content/test/performance/browser_startup_content_mainthreadio.js | unused whitelist entry Web Content: /builds/worker/workspace/build/application/firefox/browser/features/webcompat@mozilla.org.xpi - 
[task 2020-06-12T01:35:07.306Z] 01:35:07     INFO - Stack trace:
[task 2020-06-12T01:35:07.306Z] 01:35:07     INFO - chrome://mochikit/content/browser-test.js:test_ok:1299
[task 2020-06-12T01:35:07.306Z] 01:35:07     INFO - chrome://mochitests/content/browser/browser/base/content/test/performance/browser_startup_content_mainthreadio.js:null:416
[task 2020-06-12T01:35:07.306Z] 01:35:07     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest/<:1064
[task 2020-06-12T01:35:07.306Z] 01:35:07     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest:1104
[task 2020-06-12T01:35:07.306Z] 01:35:07     INFO - chrome://mochikit/content/browser-test.js:nextTest/<:927
[task 2020-06-12T01:35:07.306Z] 01:35:07     INFO - chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:SimpleTest.waitForFocus/waitForFocusInner/focusedOrLoaded/<:918