Bug: Intermittent browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_after_unsupported_language.js | single tracking bug
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2024-04-23 18:58:21+00:00
Resolved: 2025-03-03 12:11:11+00:00

**Filed by:** sstanca [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=455557498&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/NdTuGVHvTL26_3SNOSP7QA/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2024-04-23T18:04:37.419Z] 18:04:37     INFO - TEST-PASS | browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_after_unsupported_language.js | The element 'translateFullPageButton should be enabled. - 
[task 2024-04-23T18:04:37.419Z] 18:04:37     INFO - Buffered messages finished
[task 2024-04-23T18:04:37.422Z] 18:04:37     INFO - TEST-UNEXPECTED-FAIL | browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_after_unsupported_language.js | Uncaught exception in test bound test_select_translations_panel_failure_after_unsupported_language - at chrome://mochitests/content/browser/toolkit/components/translations/tests/browser/shared-head.js:800 - Error: An unexpected download was found, only expected 1 downloads
[task 2024-04-23T18:04:37.422Z] 18:04:37     INFO - Stack trace:
[task 2024-04-23T18:04:37.422Z] 18:04:37     INFO - downloadHandler@chrome://mochitests/content/browser/toolkit/components/translations/tests/browser/shared-head.js:800:13
[task 2024-04-23T18:04:37.422Z] 18:04:37     INFO - async*resolvePendingDownloads@chrome://mochitests/content/browser/toolkit/components/translations/tests/browser/shared-head.js:762:12
[task 2024-04-23T18:04:37.422Z] 18:04:37     INFO - resolveDownloads@chrome://mochitests/content/browser/toolkit/components/translations/tests/browser/shared-head.js:613:44
[task 2024-04-23T18:04:37.423Z] 18:04:37     INFO - handleDownloads@chrome://mochitests/content/browser/browser/components/translations/tests/browser/head.js:2190:13
[task 2024-04-23T18:04:37.423Z] 18:04:37     INFO - async*clickTryAgainButton@chrome://mochitests/content/browser/browser/components/translations/tests/browser/head.js:2039:18
[task 2024-04-23T18:04:37.423Z] 18:04:37     INFO - async*test_select_translations_panel_failure_after_unsupported_language@chrome://mochitests/content/browser/browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_after_unsupported_language.js:46:39
[task 2024-04-23T18:04:37.423Z] 18:04:37     INFO - async*handleTask@chrome://mochikit/content/browser-test.js:1139:26
[task 2024-04-23T18:04:37.423Z] 18:04:37     INFO - _runTaskBasedTest@chrome://mochikit/content/browser-test.js:1211:18
[task 2024-04-23T18:04:37.423Z] 18:04:37     INFO - Tester_execTest@chrome://mochikit/content/browser-test.js:1353:14
[task 2024-04-23T18:04:37.423Z] 18:04:37     INFO - nextTest/<@chrome://mochikit/content/browser-test.js:1128:14
[task 2024-04-23T18:04:37.423Z] 18:04:37     INFO - SimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1058:13
[task 2024-04-23T18:04:37.424Z] 18:04:37     INFO - Leaving test bound test_select_translations_panel_failure_after_unsupported_language
[task 2024-04-23T18:04:42.102Z] 18:04:42     INFO - Not taking screenshot here: see the one that was previously logged
[task 2024-04-23T18:04:42.106Z] 18:04:42     INFO - TEST-UNEXPECTED-FAIL | browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_after_unsupported_language.js | waiting for vsync to be disabled - timed out after 50 tries. - false == true - {"filename":"chrome://mochikit/content/browser-test.js","name":"ensureVsyncDisabled","sourceId":582,"lineNumber":607,"columnNumber":19,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"nextTest","sourceId":582,"lineNumber":776,"columnNumber":18,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"testScope/test_finish/<","sourceId":582,"lineNumber":1806,"columnNumber":25,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"run","sourceId":582,"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 2024-04-23T18:04:42.106Z] 18:04:42     INFO - Stack trace:
[task 2024-04-23T18:04:42.106Z] 18:04:42     INFO - chrome://mochikit/content/browser-test.js:ensureVsyncDisabled:607
[task 2024-04-23T18:04:42.106Z] 18:04:42     INFO - chrome://mochikit/content/browser-test.js:nextTest:776
[task 2024-04-23T18:04:42.106Z] 18:04:42     INFO - chrome://mochikit/content/browser-test.js:testScope/test_finish/<:1806
[task 2024-04-23T18:04:42.106Z] 18:04:42     INFO - chrome://mochikit/content/browser-test.js:run:1726
[task 2024-04-23T18:04:42.108Z] 18:04:42     INFO - Not taking screenshot here: see the one that was previously logged
[task 2024-04-23T18:04:42.112Z] 18:04:42     INFO - TEST-UNEXPECTED-FAIL | browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_after_unsupported_language.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":582,"lineNumber":608,"columnNumber":19,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"nextTest","sourceId":582,"lineNumber":776,"columnNumber":18,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"testScope/test_finish/<","sourceId":582,"lineNumber":1806,"columnNumber":25,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"run","sourceId":582,"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 2024-04-23T18:04:42.112Z] 18:04:42     INFO - Stack trace:
[task 2024-04-23T18:04:42.112Z] 18:04:42     INFO - chrome://mochikit/content/browser-test.js:ensureVsyncDisabled:608
[task 2024-04-23T18:04:42.112Z] 18:04:42     INFO - chrome://mochikit/content/browser-test.js:nextTest:776
[task 2024-04-23T18:04:42.112Z] 18:04:42     INFO - chrome://mochikit/content/browser-test.js:testScope/test_finish/<:1806
[task 2024-04-23T18:04:42.112Z] 18:04:42     INFO - chrome://mochikit/content/browser-test.js:run:1726
[task 2024-04-23T18:04:48.408Z] 18:04:48     INFO - Not taking screenshot here: see the one that was previously logged
[task 2024-04-23T18:04:48.413Z] 18:04:48     INFO - TEST-UNEXPECTED-FAIL | browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_after_unsupported_language.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":582,"lineNumber":678,"columnNumber":19,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"nextTest","sourceId":582,"lineNumber":799,"columnNumber":18,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"testScope/test_finish/<","sourceId":582,"lineNumber":1806,"columnNumber":25,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"run","sourceId":582,"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 2024-04-23T18:04:48.413Z] 18:04:48     INFO - Stack trace:
[task 2024-04-23T18:04:48.413Z] 18:04:48     INFO - chrome://mochikit/content/browser-test.js:ensureNoNewRepeatingTimers:678
[task 2024-04-23T18:04:48.413Z] 18:04:48     INFO - chrome://mochikit/content/browser-test.js:nextTest:799
[task 2024-04-23T18:04:48.413Z] 18:04:48     INFO - chrome://mochikit/content/browser-test.js:testScope/test_finish/<:1806
[task 2024-04-23T18:04:48.413Z] 18:04:48     INFO - chrome://mochikit/content/browser-test.js:run:1726
[task 2024-04-23T18:04:48.413Z] 18:04:48     INFO - Not taking screenshot here: see the one that was previously logged
[task 2024-04-23T18:04:48.417Z] 18:04:48     INFO - TEST-UNEXPECTED-FAIL | browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_after_unsupported_language.js | test left unexpected repeating timer LayerActivityTracker (duration: 100ms) - false == true - {"filename":"chrome://mochikit/content/browser-test.js","name":"ensureNoNewRepeatingTimers","sourceId":582,"lineNumber":680,"columnNumber":21,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"nextTest","sourceId":582,"lineNumber":799,"columnNumber":18,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"testScope/test_finish/<","sourceId":582,"lineNumber":1806,"columnNumber":25,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"run","sourceId":582,"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 2024-04-23T18:04:48.417Z] 18:04:48     INFO - Stack trace:
[task 2024-04-23T18:04:48.417Z] 18:04:48     INFO - chrome://mochikit/content/browser-test.js:ensureNoNewRepeatingTimers:680
[task 2024-04-23T18:04:48.417Z] 18:04:48     INFO - chrome://mochikit/content/browser-test.js:nextTest:799
[task 2024-04-23T18:04:48.417Z] 18:04:48     INFO - chrome://mochikit/content/browser-test.js:testScope/test_finish/<:1806
[task 2024-04-23T18:04:48.417Z] 18:04:48     INFO - chrome://mochikit/content/browser-test.js:run:1726
[task 2024-04-23T18:04:48.458Z] 18:04:48     INFO - GECKO(6280) | MEMORY STAT | vsize 19406357MB | vsizeMaxContiguous 65725118MB | residentFast 1384MB
[task 2024-04-23T18:04:48.460Z] 18:04:48     INFO - TEST-OK | browser/components/translations/tests/browser/browser_translations_select_panel_translation_failure_after_unsupported_language.js | took 21185ms
```