2052903 - Intermittent [tier2] layout/base/tests/chrome/test_bug420499.xhtml | single tracking bug

Status: NEW

(Core :: DOM: Selection, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: asilaghi [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=577022468&repo=autoland&task=f17P8ugmSdSmIqBMwbujUw.0
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/f17P8ugmSdSmIqBMwbujUw/runs/0/artifacts/public/logs/live_backing.log

---

[task 2026-07-06T15:59:47.113+00:00] 15:59:47     INFO - TEST-PASS | layout/base/tests/chrome/test_bug420499.xhtml | Caret shouldn't be visible
[task 2026-07-06T15:59:47.113+00:00] 15:59:47     INFO - Buffered messages finished
[task 2026-07-06T15:59:47.113+00:00] 15:59:47     INFO - TEST-UNEXPECTED-FAIL | layout/base/tests/chrome/test_bug420499.xhtml | Caret should be visible when input focused
[task 2026-07-06T15:59:47.113+00:00] 15:59:47     INFO - SimpleTest.ok@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:424:16
[task 2026-07-06T15:59:47.113+00:00] 15:59:47     INFO - focusInput@chrome://mochitests/content/chrome/layout/base/tests/chrome/test_bug420499.xhtml:80:9
[task 2026-07-06T15:59:47.113+00:00] 15:59:47     INFO - setTimeout handler*SimpleTest_setTimeoutShim@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:925:41
[task 2026-07-06T15:59:47.113+00:00] 15:59:47     INFO - onload@chrome://mochitests/content/chrome/layout/base/tests/chrome/test_bug420499.xhtml:1:11
[task 2026-07-06T15:59:47.113+00:00] 15:59:47     INFO - callStackHandler@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:283:24
[task 2026-07-06T15:59:47.113+00:00] 15:59:47     INFO - EventHandlerNonNull*this.addLoadEvent@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:312:7
[task 2026-07-06T15:59:47.113+00:00] 15:59:47     INFO - @chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1833:15
[task 2026-07-06T16:04:42.800+00:00] 16:04:42     INFO - Not taking screenshot here: see the one that was previously logged
[task 2026-07-06T16:04:42.800+00:00] 16:04:42     INFO - TEST-UNEXPECTED-FAIL | layout/base/tests/chrome/test_bug420499.xhtml | Test timed out. - expected PASS
[task 2026-07-06T16:04:43.954+00:00] 16:04:43     INFO - GECKO(6327) | MEMORY STAT vsizeMaxContiguous not supported in this build configuration.
[task 2026-07-06T16:04:43.955+00:00] 16:04:43     INFO - GECKO(6327) | MEMORY STAT | vsize 414229MB | residentFast 500MB | heapAllocated 205MB
[task 2026-07-06T16:04:43.959+00:00] 16:04:43     INFO - Error: Unable to restore focus, expect failures and timeouts.
[task 2026-07-06T16:04:43.975+00:00] 16:04:43     INFO - Not taking screenshot here: see the one that was previously logged
[task 2026-07-06T16:04:43.975+00:00] 16:04:43     INFO - TEST-UNEXPECTED-FAIL | layout/base/tests/chrome/test_bug420499.xhtml | Test timed out
[task 2026-07-06T16:04:43.975+00:00] 16:04:43     INFO - {'runtime': '303146'}
[task 2026-07-06T16:04:43.975+00:00] 16:04:43     INFO - TEST-INFO took 303164ms
[task 2026-07-06T16:04:43.975+00:00] 16:04:43     INFO - TEST-START | layout/base/tests/chrome/test_bug533845.xhtml
[task 2026-07-06T16:09:46.075+00:00] 16:09:46     INFO - Not taking screenshot here: see the one that was previously logged
[task 2026-07-06T16:09:46.075+00:00] 16:09:46     INFO - Buffered messages logged at 16:04:43
[task 2026-07-06T16:09:46.076+00:00] 16:09:46     INFO - Error: Unable to restore focus, expect failures and timeouts.
[task 2026-07-06T16:09:46.076+00:00] 16:09:46     INFO - Buffered messages finished
[task 2026-07-06T16:09:46.076+00:00] 16:09:46     INFO - TEST-UNEXPECTED-FAIL | layout/base/tests/chrome/test_bug533845.xhtml | Test timed out. - expected PASS
[task 2026-07-06T16:09:47.215+00:00] 16:09:47     INFO - Not taking screenshot here: see the one that was previously logged
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - TEST-UNEXPECTED-FAIL | layout/base/tests/chrome/test_bug533845.xhtml | [SimpleTest.finish()] No checks actually run. (You need to call ok(), is(), or similar functions at least once.  Make sure you use SimpleTest.waitForExplicitFinish() if you need it.)
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - SimpleTest.ok@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:424:16
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - afterCleanup@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1506:18
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - executeCleanupFunction@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1586:7
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - SimpleTest.finish@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1606:3
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - killTest@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:194:22
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - async*delayedKillTest@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:238:17
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:236:17
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - setTimeout handler*TestRunner._checkForHangs@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:250:15
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - TestRunner.runTests/<@chrome://mochikit/content/tests/SimpleTest/TestRunner.js:522:16
[task 2026-07-06T16:09:47.217+00:00] 16:09:47     INFO - GECKO(6327) | MEMORY STAT | vsize 414231MB | residentFast 501MB | heapAllocated 207MB
[task 2026-07-06T16:09:47.219+00:00] 16:09:47     INFO - Error: Unable to restore focus, expect failures and timeouts.
[task 2026-07-06T16:09:47.220+00:00] 16:09:47     INFO - Not taking screenshot here: see the one that was previously logged
[task 2026-07-06T16:09:47.221+00:00] 16:09:47     INFO - TEST-UNEXPECTED-FAIL | layout/base/tests/chrome/test_bug533845.xhtml | logged result after SimpleTest.finish(): [SimpleTest.finish()] No checks actually run. (You need to call ok(), is(), or similar functions at least once.  Make sure you use SimpleTest.waitForExplicitFinish() if you need it.) - expected PASS
[task 2026-07-06T16:09:47.238+00:00] 16:09:47     INFO - Not taking screenshot here: see the one that was previously logged
[task 2026-07-06T16:09:47.239+00:00] 16:09:47     INFO - TEST-UNEXPECTED-FAIL | layout/base/tests/chrome/test_bug533845.xhtml | Test timed out
[task 2026-07-06T16:09:47.239+00:00] 16:09:47     INFO - {'runtime': '303242'}
[task 2026-07-06T16:09:47.239+00:00] 16:09:47     INFO - TEST-INFO took 303264ms
[task 2026-07-06T16:09:47.239+00:00] 16:09:47     INFO - TEST-START | layout/base/tests/chrome/test_bug551434.html

Comment 1

[Daniel Holbert [:dholbert]]

Tentatively reclassifying as DOM:Selection to match the bug (bug 420499) that added this test.

Comment 2

[Intermittent Failures Robot]

13 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 13

Table

	1proc	1proc-cf	no_variant
macosx1500-aarch64/opt	8	5

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=2052903&startday=2026-07-06&endday=2026-07-12&tree=all

Comment 3

[Intermittent Failures Robot]

11 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 11

Table

	1proc	no_variant
macosx1500-aarch64/opt	11

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=2052903&startday=2026-07-13&endday=2026-07-19&tree=all

Comment 4

[Intermittent Failures Robot]

10 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 10

Table

	1proc	no_variant
macosx1500-aarch64/opt	10

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=2052903&startday=2026-07-20&endday=2026-07-26&tree=all

Comment 5

[Intermittent Failures Robot]

10 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 10

Table

	1proc	no_variant
macosx1500-aarch64/opt	10

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=2052903&startday=2026-07-27&endday=2026-08-02&tree=all

Comment 6

[Intermittent Failures Robot]

10 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 10

Table

	1proc
macosx1500-aarch64/opt	10

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=2052903&startday=2026-08-03&endday=2026-08-09&tree=all