Bug: Intermittent browser/components/aboutwelcome/tests/browser/browser_aboutwelcome_attribution.js | single tracking bug
Status: RESOLVED
Priority: --
Resolution: DUPLICATE
Created: 2024-01-31 15:22:14+00:00
Resolved: 2024-03-08 13:07:56+00:00

**Filed by:** pstanciu [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=445317592&repo=mozilla-central
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/NXMwfbYqTQqPuDzLINAppA/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2024-01-31T12:04:26.491Z] 12:04:26     INFO - TEST-START | browser/components/aboutwelcome/tests/browser/browser_aboutwelcome_attribution.js
[task 2024-01-31T12:04:34.955Z] 12:04:34     INFO - TEST-INFO | started process screenshot
[task 2024-01-31T12:04:35.070Z] 12:04:35     INFO - TEST-INFO | screenshot: exit 0
[task 2024-01-31T12:04:35.071Z] 12:04:35     INFO - Buffered messages logged at 12:04:26
[task 2024-01-31T12:04:35.071Z] 12:04:35     INFO - Entering test bound test_rtamo_attribution
[task 2024-01-31T12:04:35.072Z] 12:04:35     INFO - TEST-PASS | browser/components/aboutwelcome/tests/browser/browser_aboutwelcome_attribution.js | Attribution data should be set - "addons.mozilla.org" == "addons.mozilla.org" - 
[task 2024-01-31T12:04:35.073Z] 12:04:35     INFO - Console message: [JavaScript Warning: "Layout was forced before the page was fully loaded. If stylesheets are not yet loaded this may cause a flash of unstyled content." {file: "chrome://browser/content/aboutwelcome/aboutwelcome.bundle.js" line: 914}]
[task 2024-01-31T12:04:35.074Z] 12:04:35     INFO - Buffered messages logged at 12:04:27
[task 2024-01-31T12:04:35.075Z] 12:04:35     INFO - TEST-PASS | browser/components/aboutwelcome/tests/browser/browser_aboutwelcome_attribution.js | Should not render main.AW_STEP1 in RTAMO UI - true == true - 
[task 2024-01-31T12:04:35.076Z] 12:04:35     INFO - TEST-PASS | browser/components/aboutwelcome/tests/browser/browser_aboutwelcome_attribution.js | Should not render main.AW_STEP2 in RTAMO UI - true == true - 
[task 2024-01-31T12:04:35.076Z] 12:04:35     INFO - TEST-PASS | browser/components/aboutwelcome/tests/browser/browser_aboutwelcome_attribution.js | Should not render main.AW_STEP3 in RTAMO UI - true == true - 
[task 2024-01-31T12:04:35.077Z] 12:04:35     INFO - TEST-PASS | browser/components/aboutwelcome/tests/browser/browser_aboutwelcome_attribution.js | Should not render div.tiles-container.info in RTAMO UI - true == true - 
[task 2024-01-31T12:04:35.078Z] 12:04:35     INFO - Leaving test bound test_rtamo_attribution
[task 2024-01-31T12:04:35.079Z] 12:04:35     INFO - Entering test bound test_ua_attribution
[task 2024-01-31T12:04:35.079Z] 12:04:35     INFO - Buffered messages logged at 12:04:28
[task 2024-01-31T12:04:35.080Z] 12:04:35     INFO - TEST-PASS | browser/components/aboutwelcome/tests/browser/browser_aboutwelcome_attribution.js | Should not render main.AW_STEP2 in multistage step 1 with ua attribution - true == true - 
[task 2024-01-31T12:04:35.081Z] 12:04:35     INFO - Buffered messages logged at 12:04:29
[task 2024-01-31T12:04:35.081Z] 12:04:35     INFO - TEST-PASS | browser/components/aboutwelcome/tests/browser/browser_aboutwelcome_attribution.js | Should not render main.AW_STEP1 in multistage step 2 with ua attribution - true == true - 
[task 2024-01-31T12:04:35.082Z] 12:04:35     INFO - Leaving test bound test_ua_attribution
[task 2024-01-31T12:04:35.082Z] 12:04:35     INFO - Buffered messages finished
[task 2024-01-31T12:04:35.085Z] 12:04:35     INFO - TEST-UNEXPECTED-FAIL | browser/components/aboutwelcome/tests/browser/browser_aboutwelcome_attribution.js | waiting for vsync to be disabled - timed out after 50 tries. - false == true - {"filename":"chrome://mochikit/content/browser-test.js","name":"ensureVsyncDisabled","sourceId":571,"lineNumber":607,"columnNumber":19,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"nextTest","sourceId":571,"lineNumber":776,"columnNumber":18,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"testScope/test_finish/<","sourceId":571,"lineNumber":1806,"columnNumber":25,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"run","sourceId":571,"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:776:18\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":"ensureVsyncDisabled@chrome://mochikit/content/browser-test.js:607:19\nasync*nextTest@chrome://mochikit/content/browser-test.js:776:18\nasync*testScope/test_finish/<@chrome://mochikit/content/browser-test.js:1806:25\nrun@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}}
[task 2024-01-31T12:04:35.085Z] 12:04:35     INFO - Stack trace:
[task 2024-01-31T12:04:35.086Z] 12:04:35     INFO - chrome://mochikit/content/browser-test.js:ensureVsyncDisabled:607
[task 2024-01-31T12:04:35.086Z] 12:04:35     INFO - chrome://mochikit/content/browser-test.js:nextTest:776
[task 2024-01-31T12:04:35.086Z] 12:04:35     INFO - chrome://mochikit/content/browser-test.js:testScope/test_finish/<:1806
[task 2024-01-31T12:04:35.086Z] 12:04:35     INFO - chrome://mochikit/content/browser-test.js:run:1726
[task 2024-01-31T12:04:35.086Z] 12:04:35     INFO - Not taking screenshot here: see the one that was previously logged
[task 2024-01-31T12:04:35.090Z] 12:04:35     INFO - TEST-UNEXPECTED-FAIL | browser/components/aboutwelcome/tests/browser/browser_aboutwelcome_attribution.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":571,"lineNumber":608,"columnNumber":19,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"nextTest","sourceId":571,"lineNumber":776,"columnNumber":18,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"testScope/test_finish/<","sourceId":571,"lineNumber":1806,"columnNumber":25,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"run","sourceId":571,"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:776:18\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":"ensureVsyncDisabled@chrome://mochikit/content/browser-test.js:608:19\nasync*nextTest@chrome://mochikit/content/browser-test.js:776:18\nasync*testScope/test_finish/<@chrome://mochikit/content/browser-test.js:1806:25\nrun@chrome://mochikit/content/browser-test.js:1726:9\n","nativeSavedFrame":{}}
[task 2024-01-31T12:04:35.090Z] 12:04:35     INFO - Stack trace:
[task 2024-01-31T12:04:35.090Z] 12:04:35     INFO - chrome://mochikit/content/browser-test.js:ensureVsyncDisabled:608
[task 2024-01-31T12:04:35.090Z] 12:04:35     INFO - chrome://mochikit/content/browser-test.js:nextTest:776
[task 2024-01-31T12:04:35.090Z] 12:04:35     INFO - chrome://mochikit/content/browser-test.js:testScope/test_finish/<:1806
[task 2024-01-31T12:04:35.090Z] 12:04:35     INFO - chrome://mochikit/content/browser-test.js:run:1726
[task 2024-01-31T12:04:35.091Z] 12:04:35     INFO - GECKO(2704) | MEMORY STAT | vsize 937MB | vsizeMaxContiguous 1293MB | residentFast 234MB | heapAllocated 102MB
[task 2024-01-31T12:04:35.092Z] 12:04:35     INFO - TEST-OK | browser/components/aboutwelcome/tests/browser/browser_aboutwelcome_attribution.js | took 8489ms
[task 2024-01-31T12:04:35.093Z] 12:04:35     INFO - checking window state
[task 2024-01-31T12:04:35.093Z] 12:04:35     INFO - TEST-START | browser/components/aboutwelcome/tests/browser/browser_aboutwelcome_configurable_ui.js
```