Bug: Intermittent browser/components/preferences/tests/browser_statePartitioning_strings.js | Test timed out | Uncaught exception received from previously timed out test - sync-pane-loaded observer not removed before the end of test
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2021-08-05 08:26:57+00:00
Resolved: 2021-09-14 17:04:38+00:00

**Filed by:** csabou [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=347493500&repo=mozilla-central
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/ROM5I4ypRzSCfnqGHVwggw/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2021-08-05T06:40:16.267Z] 06:40:16     INFO - TEST-START | browser/components/preferences/tests/browser_statePartitioning_strings.js
[task 2021-08-05T06:40:16.644Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: chrome://browser/content/preferences/preferences.js, line 98: uncaught exception: out of memory
[task 2021-08-05T06:40:16.645Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: chrome://browser/content/preferences/preferences.js, line 98: uncaught exception: out of memory
[task 2021-08-05T06:40:16.647Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: resource://activity-stream/lib/AboutPreferences.jsm, line 231: uncaught exception: out of memory
[task 2021-08-05T06:40:16.648Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: resource://activity-stream/lib/AboutPreferences.jsm, line 231: uncaught exception: out of memory
[task 2021-08-05T06:40:16.648Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: chrome://browser/content/preferences/home.js, line 708: uncaught exception: out of memory
[task 2021-08-05T06:40:16.650Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: , line 0: uncaught exception: out of memory
[task 2021-08-05T06:40:16.657Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: , line 0: uncaught exception: out of memory
[task 2021-08-05T06:40:16.658Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: , line 0: uncaught exception: out of memory
[task 2021-08-05T06:40:16.667Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: , line 0: uncaught exception: out of memory
[task 2021-08-05T06:40:16.672Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: , line 0: uncaught exception: out of memory
[task 2021-08-05T06:40:16.672Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: , line 0: uncaught exception: out of memory
[task 2021-08-05T06:40:16.676Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: chrome://browser/content/preferences/preferences.js, line 98: uncaught exception: out of memory
[task 2021-08-05T06:40:16.677Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: chrome://browser/content/preferences/preferences.js, line 98: uncaught exception: out of memory
[task 2021-08-05T06:40:16.679Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: chrome://browser/content/preferences/preferences.js, line 98: uncaught exception: out of memory
[task 2021-08-05T06:40:16.679Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: chrome://browser/content/preferences/preferences.js, line 98: uncaught exception: out of memory
[task 2021-08-05T06:40:16.681Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: chrome://browser/content/preferences/preferences.js, line 98: uncaught exception: out of memory
[task 2021-08-05T06:40:16.681Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: chrome://browser/content/preferences/preferences.js, line 98: uncaught exception: out of memory
[task 2021-08-05T06:40:16.695Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: , line 0: uncaught exception: out of memory
[task 2021-08-05T06:40:16.748Z] 06:40:16     INFO - GECKO(5456) | JavaScript error: , line 0: uncaught exception: out of memory
[task 2021-08-05T06:41:01.276Z] 06:41:01     INFO - TEST-INFO | started process screenshot
[task 2021-08-05T06:41:01.342Z] 06:41:01     INFO - TEST-INFO | screenshot: exit 0
[task 2021-08-05T06:41:01.343Z] 06:41:01     INFO - Buffered messages logged at 06:40:16
[task 2021-08-05T06:41:01.344Z] 06:41:01     INFO - Entering test bound runTests
[task 2021-08-05T06:41:01.346Z] 06:41:01     INFO - Running testStrings with MVP UI pref set to browser.contentblocking.state-partitioning.mvp.ui.enabled
[task 2021-08-05T06:41:01.349Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-05T06:41:01.350Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-05T06:41:01.350Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "resource://activity-stream/lib/AboutPreferences.jsm" line: 231}]
[task 2021-08-05T06:41:01.350Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "resource://activity-stream/lib/AboutPreferences.jsm" line: 231}]
[task 2021-08-05T06:41:01.350Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/home.js" line: 708}]
[task 2021-08-05T06:41:01.350Z] 06:41:01     INFO - init@chrome://browser/content/preferences/home.js:708:18
[task 2021-08-05T06:41:01.350Z] 06:41:01     INFO - init@chrome://browser/content/preferences/preferences.js:106:22
[task 2021-08-05T06:41:01.350Z] 06:41:01     INFO - 
[task 2021-08-05T06:41:01.351Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory"]
[task 2021-08-05T06:41:01.351Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory"]
[task 2021-08-05T06:41:01.351Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory"]
[task 2021-08-05T06:41:01.351Z] 06:41:01     INFO - Console message: [JavaScript Error: "out of memory"]
[task 2021-08-05T06:41:01.351Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory"]
[task 2021-08-05T06:41:01.352Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory"]
[task 2021-08-05T06:41:01.352Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory"]
[task 2021-08-05T06:41:01.352Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-05T06:41:01.353Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-05T06:41:01.354Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-05T06:41:01.355Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-05T06:41:01.355Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-05T06:41:01.356Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-05T06:41:01.357Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory"]
[task 2021-08-05T06:41:01.358Z] 06:41:01     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory"]
[task 2021-08-05T06:41:01.358Z] 06:41:01     INFO - Buffered messages finished
[task 2021-08-05T06:41:01.359Z] 06:41:01     INFO - TEST-UNEXPECTED-FAIL | browser/components/preferences/tests/browser_statePartitioning_strings.js | Test timed out - 
[task 2021-08-05T06:41:01.359Z] 06:41:01     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-08-05T06:41:01.360Z] 06:41:01     INFO - TEST-UNEXPECTED-FAIL | browser/components/preferences/tests/browser_statePartitioning_strings.js | Uncaught exception received from previously timed out test - sync-pane-loaded observer not removed before the end of test
[task 2021-08-05T06:41:01.361Z] 06:41:01     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-08-05T06:41:01.362Z] 06:41:01     INFO - TEST-UNEXPECTED-FAIL | browser/components/preferences/tests/browser_statePartitioning_strings.js | A promise chain failed to handle a rejection: out of memory - stack: (No stack available.)
[task 2021-08-05T06:41:01.362Z] 06:41:01     INFO - Rejection date: Thu Aug 05 2021 06:40:16 GMT+0000 (Coordinated Universal Time) - false == true - JS frame :: resource://testing-common/PromiseTestUtils.jsm :: assertNoUncaughtRejections :: line 285
[task 2021-08-05T06:41:01.362Z] 06:41:01     INFO - Stack trace:
[task 2021-08-05T06:41:01.362Z] 06:41:01     INFO - resource://testing-common/PromiseTestUtils.jsm:assertNoUncaughtRejections:285
[task 2021-08-05T06:41:01.363Z] 06:41:01     INFO - chrome://mochikit/content/browser-test.js:nextTest:625
[task 2021-08-05T06:41:01.363Z] 06:41:01     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-08-05T06:41:01.364Z] 06:41:01     INFO - TEST-UNEXPECTED-FAIL | browser/components/preferences/tests/browser_statePartitioning_strings.js | A promise chain failed to handle a rejection: out of memory - stack: (No stack available.)
```