Bug: Intermittent browser/base/content/test/general/browser_bug578534.js | Test timed out - | Found a tab after previous test timed out: http://example.com/ -
Status: RESOLVED
Priority: P5
Resolution: DUPLICATE
Created: 2022-06-30 11:37:34+00:00
Resolved: 2022-07-27 18:41:54+00:00

**Filed by:** imoraru [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=382982848&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/J68DGYyyRzW-7z8Eua2TsQ/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2022-06-30T09:30:10.394Z] 09:30:10     INFO - TEST-START | browser/base/content/test/general/browser_bug578534.js
[task 2022-06-30T09:30:10.416Z] 09:30:10     INFO - GECKO(2025) | [Parent 2025, Main Thread] WARNING: WebProgress Ignored: BrowsingContext is null or discarded: file /builds/worker/checkouts/gecko/dom/ipc/BrowserParent.cpp:3103
[task 2022-06-30T09:30:10.436Z] 09:30:10     INFO - GECKO(2025) | [Child 3173: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 7fb164e2d400 == 1 [pid = 3173] [id = 0]
[task 2022-06-30T09:30:10.439Z] 09:30:10     INFO - GECKO(2025) | [Child 3173: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 1 (7fb17ff919f0) [pid = 3173] [serial = 1] [outer = 0]
[task 2022-06-30T09:30:10.442Z] 09:30:10     INFO - GECKO(2025) | [Child 3173: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 2 (7fb164e2d800) [pid = 3173] [serial = 2] [outer = 7fb17ff919f0]
[task 2022-06-30T09:30:10.455Z] 09:30:10     INFO - GECKO(2025) | [Child 2131, Main Thread] WARNING: '!CanHandleWith(aPresContext)', file /builds/worker/checkouts/gecko/dom/events/IMEStateManager.cpp:498
[task 2022-06-30T09:30:10.570Z] 09:30:10     INFO - GECKO(2025) | [Child 3173: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 3 (7fb164e30000) [pid = 3173] [serial = 3] [outer = 7fb17ff919f0]
[task 2022-06-30T09:30:10.617Z] 09:30:10     INFO - GECKO(2025) | ### XPCOM_MEM_BLOAT_LOG defined -- logging bloat/leaks to /tmp/tmp9as9ov2q.mozrunner/runtests_leaks_tab_pid3238.log
[task 2022-06-30T09:30:10.618Z] 09:30:10     INFO - GECKO(2025) | [3238, Main Thread] WARNING: XPCOM_MEM_BLOAT_LOG is set, disabling native allocations.: file /builds/worker/checkouts/gecko/tools/profiler/core/platform.cpp:340
[task 2022-06-30T09:30:10.648Z] 09:30:10     INFO - GECKO(2025) | [Child 3238, Main Thread] WARNING: could not set real-time limit in CubebUtils::InitLibrary: file /builds/worker/checkouts/gecko/dom/media/CubebUtils.cpp:707
<...>
[task 2022-06-30T09:30:26.521Z] 09:30:26     INFO - GECKO(2025) | [Child 2258: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (7fef9ac36000) [pid = 2258] [serial = 9] [outer = 0] [url = about:blank]
[task 2022-06-30T09:31:40.404Z] 09:31:40     INFO - TEST-INFO | started process screentopng
[task 2022-06-30T09:31:40.631Z] 09:31:40     INFO - TEST-INFO | screentopng: exit 0
[task 2022-06-30T09:31:40.631Z] 09:31:40     INFO - Buffered messages logged at 09:30:10
[task 2022-06-30T09:31:40.631Z] 09:31:40     INFO - Entering test bound test
[task 2022-06-30T09:31:40.631Z] 09:31:40     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 2022-06-30T09:31:40.632Z] 09:31:40     INFO - Buffered messages finished
[task 2022-06-30T09:31:40.632Z] 09:31:40     INFO - TEST-UNEXPECTED-FAIL | browser/base/content/test/general/browser_bug578534.js | Test timed out - 
[task 2022-06-30T09:31:40.632Z] 09:31:40     INFO - GECKO(2025) | MEMORY STAT | vsize 3929MB | residentFast 685MB | heapAllocated 346MB
[task 2022-06-30T09:31:40.632Z] 09:31:40     INFO - TEST-OK | browser/base/content/test/general/browser_bug578534.js | took 90022ms
[task 2022-06-30T09:31:40.632Z] 09:31:40     INFO - Not taking screenshot here: see the one that was previously logged
[task 2022-06-30T09:31:40.632Z] 09:31:40     INFO - TEST-UNEXPECTED-FAIL | browser/base/content/test/general/browser_bug578534.js | Found a tab after previous test timed out: http://example.com/ - 
[task 2022-06-30T09:31:40.632Z] 09:31:40     INFO - GECKO(2025) | [Child 3173, Main Thread] WARNING: '!CanHandleWith(aPresContext)', file /builds/worker/checkouts/gecko/dom/events/IMEStateManager.cpp:498
[task 2022-06-30T09:31:40.632Z] 09:31:40     INFO - GECKO(2025) | [Child 2201: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 7f73dc8dc000 == 1 [pid = 2201] [id = 25]
[task 2022-06-30T09:31:40.633Z] 09:31:40     INFO - GECKO(2025) | [Child 2201: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 1 (7f73f83919f0) [pid = 2201] [serial = 56] [outer = 0]
[task 2022-06-30T09:31:40.634Z] 09:31:40     INFO - GECKO(2025) | [Child 2201: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 2 (7f73dc8dc400) [pid = 2201] [serial = 57] [outer = 7f73f83919f0]
[task 2022-06-30T09:31:40.635Z] 09:31:40     INFO - GECKO(2025) | [Child 2131, Main Thread] WARNING: '!CanHandleWith(aPresContext)', file /builds/worker/checkouts/gecko/dom/events/IMEStateManager.cpp:498
[task 2022-06-30T09:31:40.636Z] 09:31:40     INFO - checking window state
[task 2022-06-30T09:31:40.644Z] 09:31:40     INFO - TEST-START | browser/base/content/test/general/browser_bug579872.js
```