Bug: Intermittent browser/components/urlbar/tests/browser/browser_top_sites.js | single tracking bug
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2022-09-01 23:00:36+00:00
Resolved: 2023-10-11 12:02:02+00:00

**Filed by:** nbeleuzu [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=389205332&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/F0S39yJHTLid_CeFO7zp9Q/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2022-09-01T22:03:32.467Z] 22:03:32     INFO - TEST-START | browser/components/urlbar/tests/browser/browser_top_sites.js
[task 2022-09-01T22:03:32.694Z] 22:03:32     INFO - GECKO(1632) | [Child 8196: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 7f734913c000 == 1 [pid = 8196] [id = 0]
[task 2022-09-01T22:03:32.697Z] 22:03:32     INFO - GECKO(1632) | [Child 8196: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 1 (7f7364691d90) [pid = 8196] [serial = 1] [outer = 0]
[task 2022-09-01T22:03:32.699Z] 22:03:32     INFO - GECKO(1632) | [Child 8196: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 2 (7f734913c400) [pid = 8196] [serial = 2] [outer = 7f7364691d90]
[task 2022-09-01T22:03:32.733Z] 22:03:32     INFO - GECKO(1632) | [Child 1767, Main Thread] WARNING: '!CanHandleWith(aPresContext)', file /builds/worker/checkouts/gecko/dom/events/IMEStateManager.cpp:498
[task 2022-09-01T22:03:32.867Z] 22:03:32     INFO - GECKO(1632) | [Child 8196: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 3 (7f734913f400) [pid = 8196] [serial = 3] [outer = 7f7364691d90]
[task 2022-09-01T22:03:33.747Z] 22:03:33     INFO - GECKO(1632) | ### XPCOM_MEM_BLOAT_LOG defined -- logging bloat/leaks to /tmp/tmpxe0coaj6.mozrunner/runtests_leaks_tab_pid8277.log
[task 2022-09-01T22:03:33.749Z] 22:03:33     INFO - GECKO(1632) | [8277, Main Thread] WARNING: XPCOM_MEM_BLOAT_LOG is set, disabling native allocations.: file /builds/worker/checkouts/gecko/tools/profiler/core/platform.cpp:339
[task 2022-09-01T22:03:33.776Z] 22:03:33     INFO - GECKO(1632) | [Child 8277, Main Thread] WARNING: could not set real-time limit in CubebUtils::InitLibrary: file /builds/worker/checkouts/gecko/dom/media/CubebUtils.cpp:707
[task 2022-09-01T22:03:40.616Z] 22:03:40     INFO - GECKO(1632) | [Child 1831: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7ff106039400 == 0 [pid = 1831] [id = 173] [url = about:blank]
[task 2022-09-01T22:03:45.065Z] 22:03:45     INFO - GECKO(1632) | [Child 1831: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (7ff122092130) [pid = 1831] [serial = 447] [outer = 0] [url = about:blank]
[task 2022-09-01T22:03:45.119Z] 22:03:45     INFO - GECKO(1632) | [Child 8196: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (7f734913c400) [pid = 8196] [serial = 2] [outer = 0] [url = about:blank]
[task 2022-09-01T22:03:49.130Z] 22:03:49     INFO - GECKO(1632) | [Child 1831: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (7ff10603a400) [pid = 1831] [serial = 448] [outer = 0] [url = about:blank]
[task 2022-09-01T22:05:02.478Z] 22:05:02     INFO - TEST-INFO | started process screentopng
[task 2022-09-01T22:05:02.690Z] 22:05:02     INFO - TEST-INFO | screentopng: exit 0
[task 2022-09-01T22:05:02.692Z] 22:05:02     INFO - Buffered messages logged at 22:03:32
[task 2022-09-01T22:05:02.694Z] 22:05:02     INFO - Entering test bound init
[task 2022-09-01T22:05:02.697Z] 22:05:02     INFO - Console message: [JavaScript Warning: "This page is in Quirks Mode. Page layout may be impacted. For Standards Mode use “<!DOCTYPE html>”." {file: "http://example.com/" line: 0}]
[task 2022-09-01T22:05:02.698Z] 22:05:02     INFO - Buffered messages finished
[task 2022-09-01T22:05:02.700Z] 22:05:02     INFO - TEST-UNEXPECTED-FAIL | browser/components/urlbar/tests/browser/browser_top_sites.js | Test timed out - 
[task 2022-09-01T22:05:02.721Z] 22:05:02     INFO - GECKO(1632) | MEMORY STAT | vsize 4215MB | residentFast 772MB | heapAllocated 373MB
[task 2022-09-01T22:05:02.725Z] 22:05:02     INFO - TEST-OK | browser/components/urlbar/tests/browser/browser_top_sites.js | took 90257ms
[task 2022-09-01T22:05:02.729Z] 22:05:02     INFO - Not taking screenshot here: see the one that was previously logged
[task 2022-09-01T22:05:02.730Z] 22:05:02     INFO - TEST-UNEXPECTED-FAIL | browser/components/urlbar/tests/browser/browser_top_sites.js | Found a tab after previous test timed out: http://example.com/ - 
[task 2022-09-01T22:05:02.733Z] 22:05:02     INFO - GECKO(1632) | [Child 8196, Main Thread] WARNING: '!CanHandleWith(aPresContext)', file /builds/worker/checkouts/gecko/dom/events/IMEStateManager.cpp:498
[task 2022-09-01T22:05:02.788Z] 22:05:02     INFO - GECKO(1632) | [Child 1831: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 7ff106039400 == 1 [pid = 1831] [id = 174]
[task 2022-09-01T22:05:02.790Z] 22:05:02     INFO - GECKO(1632) | [Child 1831: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 1 (7ff122091820) [pid = 1831] [serial = 449] [outer = 0]
[task 2022-09-01T22:05:02.790Z] 22:05:02     INFO - GECKO(1632) | [Child 1831: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 2 (7ff106039800) [pid = 1831] [serial = 450] [outer = 7ff122091820]
[task 2022-09-01T22:05:02.827Z] 22:05:02     INFO - GECKO(1632) | [Child 1767, Main Thread] WARNING: '!CanHandleWith(aPresContext)', file /builds/worker/checkouts/gecko/dom/events/IMEStateManager.cpp:498
[task 2022-09-01T22:05:02.886Z] 22:05:02     INFO - checking window state
```