Bug: Intermittent browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_on_retranslate.js | single tracking bug
Status: REOPENED
Priority: P5
Created: 2024-05-01 05:04:38+00:00
Resolved: 2025-02-17 06:52:38+00:00

**Filed by:** sstanca [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=456519563&repo=mozilla-central
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/VRkjWW7SQ6aA3U6Vz1hZkw/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2024-05-01T04:41:09.188Z] 04:41:09     INFO - TEST-PASS | browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_on_retranslate.js | The element 'translateFullPageButton should be enabled. - 
[task 2024-05-01T04:41:09.188Z] 04:41:09     INFO - Buffered messages finished
[task 2024-05-01T04:41:09.191Z] 04:41:09     INFO - TEST-UNEXPECTED-FAIL | browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_on_retranslate.js | Uncaught exception in test bound test_select_translations_panel_translation_failure_on_change_to_language - at chrome://mochitests/content/browser/toolkit/components/translations/tests/browser/shared-head.js:804 - Error: An unexpected download was found, only expected 1 downloads
[task 2024-05-01T04:41:09.191Z] 04:41:09     INFO - Stack trace:
[task 2024-05-01T04:41:09.191Z] 04:41:09     INFO - downloadHandler@chrome://mochitests/content/browser/toolkit/components/translations/tests/browser/shared-head.js:804:13
[task 2024-05-01T04:41:09.191Z] 04:41:09     INFO - async*resolvePendingDownloads@chrome://mochitests/content/browser/toolkit/components/translations/tests/browser/shared-head.js:766:12
[task 2024-05-01T04:41:09.191Z] 04:41:09     INFO - resolveDownloads@chrome://mochitests/content/browser/toolkit/components/translations/tests/browser/shared-head.js:617:44
[task 2024-05-01T04:41:09.191Z] 04:41:09     INFO - handleDownloads@chrome://mochitests/content/browser/browser/components/translations/tests/browser/head.js:2273:13
[task 2024-05-01T04:41:09.191Z] 04:41:09     INFO - async*#changeSelectedLanguageViaDropdownMenu@chrome://mochitests/content/browser/browser/components/translations/tests/browser/head.js:2438:41
[task 2024-05-01T04:41:09.191Z] 04:41:09     INFO - async*changeSelectedToLanguage@chrome://mochitests/content/browser/browser/components/translations/tests/browser/head.js:2344:11
[task 2024-05-01T04:41:09.192Z] 04:41:09     INFO - test_select_translations_panel_translation_failure_on_change_to_language@chrome://mochitests/content/browser/browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_on_retranslate.js:104:39
[task 2024-05-01T04:41:09.192Z] 04:41:09     INFO - async*handleTask@chrome://mochikit/content/browser-test.js:1139:26
[task 2024-05-01T04:41:09.192Z] 04:41:09     INFO - _runTaskBasedTest@chrome://mochikit/content/browser-test.js:1211:18
[task 2024-05-01T04:41:09.192Z] 04:41:09     INFO - async*Tester_execTest@chrome://mochikit/content/browser-test.js:1353:14
[task 2024-05-01T04:41:09.192Z] 04:41:09     INFO - nextTest/<@chrome://mochikit/content/browser-test.js:1128:14
[task 2024-05-01T04:41:09.192Z] 04:41:09     INFO - SimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1058:13
[task 2024-05-01T04:41:09.193Z] 04:41:09     INFO - Leaving test bound test_select_translations_panel_translation_failure_on_change_to_language
[task 2024-05-01T04:41:14.551Z] 04:41:14     INFO - Not taking screenshot here: see the one that was previously logged
[task 2024-05-01T04:41:14.555Z] 04:41:14     INFO - TEST-UNEXPECTED-FAIL | browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_on_retranslate.js | waiting for vsync to be disabled - timed out after 50 tries. - false == true - {"filename":"chrome://mochikit/content/browser-test.js","name":"ensureVsyncDisabled","sourceId":586,"lineNumber":607,"columnNumber":19,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"nextTest","sourceId":586,"lineNumber":776,"columnNumber":18,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"testScope/test_finish/<","sourceId":586,"lineNumber":1806,"columnNumber":25,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"run","sourceId":586,"lineNumber":1726,"columnNumber":9,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":null,"formattedStack":"run@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}},"formattedStack":"testScope/test_finish/<@chrome://mochikit/content/browser-test.js:1806:25\nrun@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}},"formattedStack":"async*nextTest@chrome://mochikit/content/browser-test.js:776:18\ntestScope/test_finish/<@chrome://mochikit/content/browser-test.js:1806:25\nrun@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}},"caller":null,"formattedStack":"ensureVsyncDisabled@chrome://mochikit/content/browser-test.js:607:19\nasync*nextTest@chrome://mochikit/content/browser-test.js:776:18\ntestScope/test_finish/<@chrome://mochikit/content/browser-test.js:1806:25\nrun@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}}
[task 2024-05-01T04:41:14.555Z] 04:41:14     INFO - Stack trace:
[task 2024-05-01T04:41:14.555Z] 04:41:14     INFO - chrome://mochikit/content/browser-test.js:ensureVsyncDisabled:607
[task 2024-05-01T04:41:14.555Z] 04:41:14     INFO - chrome://mochikit/content/browser-test.js:nextTest:776
[task 2024-05-01T04:41:14.555Z] 04:41:14     INFO - chrome://mochikit/content/browser-test.js:testScope/test_finish/<:1806
[task 2024-05-01T04:41:14.555Z] 04:41:14     INFO - chrome://mochikit/content/browser-test.js:run:1726
[task 2024-05-01T04:41:14.556Z] 04:41:14     INFO - Not taking screenshot here: see the one that was previously logged
[task 2024-05-01T04:41:14.560Z] 04:41:14     INFO - TEST-UNEXPECTED-FAIL | browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_on_retranslate.js | vsync remained enabled at the end of the test. Is there an animation still running? Consider talking to the performance team for tips to solve this. - false == true - {"filename":"chrome://mochikit/content/browser-test.js","name":"ensureVsyncDisabled","sourceId":586,"lineNumber":608,"columnNumber":19,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"nextTest","sourceId":586,"lineNumber":776,"columnNumber":18,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"testScope/test_finish/<","sourceId":586,"lineNumber":1806,"columnNumber":25,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"run","sourceId":586,"lineNumber":1726,"columnNumber":9,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":null,"formattedStack":"run@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}},"formattedStack":"testScope/test_finish/<@chrome://mochikit/content/browser-test.js:1806:25\nrun@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}},"formattedStack":"async*nextTest@chrome://mochikit/content/browser-test.js:776:18\ntestScope/test_finish/<@chrome://mochikit/content/browser-test.js:1806:25\nrun@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}},"caller":null,"formattedStack":"ensureVsyncDisabled@chrome://mochikit/content/browser-test.js:608:19\nasync*nextTest@chrome://mochikit/content/browser-test.js:776:18\ntestScope/test_finish/<@chrome://mochikit/content/browser-test.js:1806:25\nrun@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}}
[task 2024-05-01T04:41:14.560Z] 04:41:14     INFO - Stack trace:
[task 2024-05-01T04:41:14.560Z] 04:41:14     INFO - chrome://mochikit/content/browser-test.js:ensureVsyncDisabled:608
[task 2024-05-01T04:41:14.561Z] 04:41:14     INFO - chrome://mochikit/content/browser-test.js:nextTest:776
[task 2024-05-01T04:41:14.561Z] 04:41:14     INFO - chrome://mochikit/content/browser-test.js:testScope/test_finish/<:1806
[task 2024-05-01T04:41:14.561Z] 04:41:14     INFO - chrome://mochikit/content/browser-test.js:run:1726
[task 2024-05-01T04:41:20.103Z] 04:41:20     INFO - Not taking screenshot here: see the one that was previously logged
[task 2024-05-01T04:41:20.106Z] 04:41:20     INFO - TEST-UNEXPECTED-FAIL | browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_on_retranslate.js | waiting for new repeating timers to be cancelled - timed out after 50 tries. - false == true - {"filename":"chrome://mochikit/content/browser-test.js","name":"ensureNoNewRepeatingTimers","sourceId":586,"lineNumber":678,"columnNumber":19,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"nextTest","sourceId":586,"lineNumber":799,"columnNumber":18,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"testScope/test_finish/<","sourceId":586,"lineNumber":1806,"columnNumber":25,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"run","sourceId":586,"lineNumber":1726,"columnNumber":9,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":null,"formattedStack":"run@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}},"formattedStack":"async*testScope/test_finish/<@chrome://mochikit/content/browser-test.js:1806:25\nrun@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}},"caller":null,"formattedStack":"async*nextTest@chrome://mochikit/content/browser-test.js:799:18\nasync*testScope/test_finish/<@chrome://mochikit/content/browser-test.js:1806:25\nrun@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}},"caller":null,"formattedStack":"ensureNoNewRepeatingTimers@chrome://mochikit/content/browser-test.js:678:19\nasync*nextTest@chrome://mochikit/content/browser-test.js:799:18\nasync*testScope/test_finish/<@chrome://mochikit/content/browser-test.js:1806:25\nrun@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}}
[task 2024-05-01T04:41:20.106Z] 04:41:20     INFO - Stack trace:
[task 2024-05-01T04:41:20.106Z] 04:41:20     INFO - chrome://mochikit/content/browser-test.js:ensureNoNewRepeatingTimers:678
[task 2024-05-01T04:41:20.107Z] 04:41:20     INFO - chrome://mochikit/content/browser-test.js:nextTest:799
[task 2024-05-01T04:41:20.107Z] 04:41:20     INFO - chrome://mochikit/content/browser-test.js:testScope/test_finish/<:1806
[task 2024-05-01T04:41:20.107Z] 04:41:20     INFO - chrome://mochikit/content/browser-test.js:run:1726
[task 2024-05-01T04:41:20.108Z] 04:41:20     INFO - Not taking screenshot here: see the one that was previously logged
[task 2024-05-01T04:41:20.110Z] 04:41:20     INFO - TEST-UNEXPECTED-FAIL | browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_on_retranslate.js | test left unexpected repeating timer LayerActivityTracker (duration: 100ms) - false == true - {"filename":"chrome://mochikit/content/browser-test.js","name":"ensureNoNewRepeatingTimers","sourceId":586,"lineNumber":680,"columnNumber":21,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"nextTest","sourceId":586,"lineNumber":799,"columnNumber":18,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"testScope/test_finish/<","sourceId":586,"lineNumber":1806,"columnNumber":25,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"run","sourceId":586,"lineNumber":1726,"columnNumber":9,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":null,"formattedStack":"run@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}},"formattedStack":"async*testScope/test_finish/<@chrome://mochikit/content/browser-test.js:1806:25\nrun@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}},"caller":null,"formattedStack":"async*nextTest@chrome://mochikit/content/browser-test.js:799:18\nasync*testScope/test_finish/<@chrome://mochikit/content/browser-test.js:1806:25\nrun@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}},"caller":null,"formattedStack":"ensureNoNewRepeatingTimers@chrome://mochikit/content/browser-test.js:680:21\nasync*nextTest@chrome://mochikit/content/browser-test.js:799:18\nasync*testScope/test_finish/<@chrome://mochikit/content/browser-test.js:1806:25\nrun@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}}
[task 2024-05-01T04:41:20.110Z] 04:41:20     INFO - Stack trace:
[task 2024-05-01T04:41:20.110Z] 04:41:20     INFO - chrome://mochikit/content/browser-test.js:ensureNoNewRepeatingTimers:680
[task 2024-05-01T04:41:20.110Z] 04:41:20     INFO - chrome://mochikit/content/browser-test.js:nextTest:799
[task 2024-05-01T04:41:20.110Z] 04:41:20     INFO - chrome://mochikit/content/browser-test.js:testScope/test_finish/<:1806
[task 2024-05-01T04:41:20.110Z] 04:41:20     INFO - chrome://mochikit/content/browser-test.js:run:1726
[task 2024-05-01T04:41:20.119Z] 04:41:20     INFO - GECKO(2964) | MEMORY STAT | vsize 2104523MB | vsizeMaxContiguous 65340238MB | residentFast 418MB | heapAllocated 213MB
[task 2024-05-01T04:41:20.120Z] 04:41:20     INFO - TEST-OK | browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_on_retranslate.js | took 29206ms
```