Bug: Intermittent browser/base/content/test/about/browser_aboutSupport.js | single tracking bug
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2023-12-20 20:04:04+00:00
Resolved: 2025-02-24 12:06:30+00:00

**Filed by:** nbeleuzu [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=440923617&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/Bu4LbzFuRY-OOhG3rJTGdQ/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2023-12-20T19:21:44.360Z] 19:21:44     INFO - TEST-PASS | browser/base/content/test/about/browser_aboutSupport.js | Rendered the expected experiment slug - 
[task 2023-12-20T19:21:44.360Z] 19:21:44     INFO - Buffered messages finished
[task 2023-12-20T19:21:44.365Z] 19:21:44     INFO - TEST-UNEXPECTED-FAIL | browser/base/content/test/about/browser_aboutSupport.js | A promise chain failed to handle a rejection:  - stack: insertContentDecryptionModuleInfo@chrome://global/content/aboutSupport.js:1200:5
[task 2023-12-20T19:21:44.365Z] 19:21:44     INFO - async*media@chrome://global/content/aboutSupport.js:1357:5
[task 2023-12-20T19:21:44.365Z] 19:21:44     INFO - async*onload/<@chrome://global/content/aboutSupport.js:29:41
[task 2023-12-20T19:21:44.365Z] 19:21:44     INFO - Rejection date: Wed Dec 20 2023 19:21:43 GMT+0000 (Coordinated Universal Time) - false == true - {"filename":"resource://testing-common/PromiseTestUtils.sys.mjs","name":"assertNoUncaughtRejections","sourceId":602,"lineNumber":266,"columnNumber":14,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"handleTask","sourceId":564,"lineNumber":1166,"columnNumber":22,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"_runTaskBasedTest","sourceId":564,"lineNumber":1210,"columnNumber":18,"sourceLine":"","asyncCause":null,"asyncCaller":{"filename":"chrome://mochikit/content/browser-test.js","name":"Tester_execTest","sourceId":564,"lineNumber":1352,"columnNumber":14,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/browser-test.js","name":"nextTest/<","sourceId":564,"lineNumber":1127,"columnNumber":14,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":{"filename":"chrome://mochikit/content/tests/SimpleTest/SimpleTest.js","name":"SimpleTest.waitForFocus/<","sourceId":593,"lineNumber":1058,"columnNumber":13,"sourceLine":"","asyncCause":null,"asyncCaller":null,"caller":null,"formattedStack":"SimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1058:13\n","nativeSavedFrame":{}},"formattedStack":"nextTest/<@chrome://mochikit/content/browser-test.js:1127:14\nSimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1058:13\n","nativeSavedFrame":{}},"formattedStack":"async*Tester_execTest@chrome://mochikit/content/browser-test.js:1352:14\nnextTest/<@chrome://mochikit/content/browser-test.js:1127:14\nSimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1058:13\n","nativeSavedFrame":{}},"caller":null,"formattedStack":"async*_runTaskBasedTest@chrome://mochikit/content/browser-test.js:1210:18\nasync*Tester_execTest@chrome://mochikit/content/browser-test.js:1352:14\nnextTest/<@chrome://mochikit/content/browser-test.js:1127:14\nSimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1058:13\n","nativeSavedFrame":{}},"caller":null,"formattedStack":"handleTask@chrome://mochikit/content/browser-test.js:1166:22\nasync*_runTaskBasedTest@chrome://mochikit/content/browser-test.js:1210:18\nasync*Tester_execTest@chrome://mochikit/content/browser-test.js:1352:14\nnextTest/<@chrome://mochikit/content/browser-test.js:1127:14\nSimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1058:13\n","nativeSavedFrame":{}},"formattedStack":"assertNoUncaughtRejections@resource://testing-common/PromiseTestUtils.sys.mjs:266:14\nhandleTask@chrome://mochikit/content/browser-test.js:1166:22\nasync*_runTaskBasedTest@chrome://mochikit/content/browser-test.js:1210:18\nasync*Tester_execTest@chrome://mochikit/content/browser-test.js:1352:14\nnextTest/<@chrome://mochikit/content/browser-test.js:1127:14\nSimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1058:13\n","nativeSavedFrame":{}}
[task 2023-12-20T19:21:44.365Z] 19:21:44     INFO - Stack trace:
[task 2023-12-20T19:21:44.365Z] 19:21:44     INFO - resource://testing-common/PromiseTestUtils.sys.mjs:assertNoUncaughtRejections:266
[task 2023-12-20T19:21:44.365Z] 19:21:44     INFO - chrome://mochikit/content/browser-test.js:handleTask:1166
[task 2023-12-20T19:21:44.365Z] 19:21:44     INFO - chrome://mochikit/content/browser-test.js:_runTaskBasedTest:1210
[task 2023-12-20T19:21:44.365Z] 19:21:44     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest:1352
[task 2023-12-20T19:21:44.365Z] 19:21:44     INFO - chrome://mochikit/content/browser-test.js:nextTest/<:1127
[task 2023-12-20T19:21:44.365Z] 19:21:44     INFO - chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:SimpleTest.waitForFocus/<:1058
[task 2023-12-20T19:21:44.366Z] 19:21:44     INFO - Leaving test bound test_nimbus_experiments
[task 2023-12-20T19:21:44.366Z] 19:21:44     INFO - Entering test bound test_remote_configuration
[task 2023-12-20T19:21:44.367Z] 19:21:44     INFO - GECKO(148) | JavaScript warning: resource://gre/modules/Troubleshoot.sys.mjs, line 738: WebGL context was lost.
[task 2023-12-20T19:21:44.367Z] 19:21:44     INFO - GECKO(148) | JavaScript warning: resource://gre/modules/Troubleshoot.sys.mjs, line 705: WebGL warning: <Create>: AllowWebgl2:false restricts context creation on this system.
[task 2023-12-20T19:21:44.368Z] 19:21:44     INFO - GECKO(148) | JavaScript warning: resource://gre/modules/Troubleshoot.sys.mjs, line 705: Failed to create WebGL context: WebGL creation failed:
[task 2023-12-20T19:21:44.368Z] 19:21:44     INFO - GECKO(148) | * AllowWebgl2:false restricts context creation on this system. ()
[task 2023-12-20T19:21:44.369Z] 19:21:44     INFO - Console message: [JavaScript Warning: "WebGL context was lost." {file: "resource://gre/modules/Troubleshoot.sys.mjs" line: 738}]
[task 2023-12-20T19:21:44.369Z] 19:21:44     INFO - Console message: [JavaScript Warning: "WebGL warning: <Create>: AllowWebgl2:false restricts context creation on this system." {file: "resource://gre/modules/Troubleshoot.sys.mjs" line: 705}]
[task 2023-12-20T19:21:44.370Z] 19:21:44     INFO - Console message: [JavaScript Warning: "Failed to create WebGL context: WebGL creation failed: 
[task 2023-12-20T19:21:44.370Z] 19:21:44     INFO - * AllowWebgl2:false restricts context creation on this system. ()" {file: "resource://gre/modules/Troubleshoot.sys.mjs" line: 705}]
[task 2023-12-20T19:21:44.370Z] 19:21:44     INFO - TEST-PASS | browser/base/content/test/about/browser_aboutSupport.js | Rendered the expected rollout - 
[task 2023-12-20T19:21:44.371Z] 19:21:44     INFO - TEST-PASS | browser/base/content/test/about/browser_aboutSupport.js | Rendered the expected rollout branch - 
[task 2023-12-20T19:21:44.371Z] 19:21:44     INFO - Leaving test bound test_remote_configuration
[task 2023-12-20T19:21:44.454Z] 19:21:44     INFO - GECKO(148) | MEMORY STAT | vsize 1045MB | vsizeMaxContiguous 1293MB | residentFast 322MB | heapAllocated 137MB
[task 2023-12-20T19:21:44.454Z] 19:21:44     INFO - TEST-OK | browser/base/content/test/about/browser_aboutSupport.js | took 2167ms
```