Bug: Intermittent TEST-UNEXPECTED-TIMEOUT | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | application timed out after 370 seconds with no output
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2021-03-12 19:38:59+00:00
Resolved: 2022-03-22 17:00:10+00:00

**Filed by:** btara [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=333046284&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/bgGnkYmLSBejBuZmotYpVg/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2021-03-12T19:04:12.388Z] 19:04:12     INFO - TEST-START | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js
[task 2021-03-12T19:12:58.467Z] 19:12:57     INFO - Buffered messages logged at 19:04:12
[task 2021-03-12T19:13:03.823Z] 19:13:02     INFO - Entering test bound setup
[task 2021-03-12T19:13:08.132Z] 19:13:07     INFO - Leaving test bound setup
[task 2021-03-12T19:13:11.452Z] 19:13:10     INFO - Entering test bound testWithOA
[task 2021-03-12T19:13:16.294Z] 19:13:15     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | starting with no closed windows - 
[task 2021-03-12T19:13:20.147Z] 19:13:19     INFO - Buffered messages logged at 19:04:14
[task 2021-03-12T19:13:24.642Z] 19:13:23     INFO - Opening url https://example.com/browser/browser/components/sessionstore/test/empty.html in a regular tab
[task 2021-03-12T19:13:29.450Z] 19:13:27     INFO - Buffered messages logged at 19:04:15
[task 2021-03-12T19:13:33.136Z] 19:13:31     INFO - XULFrameLoaderCreated was fired 1 time(s) for https://example.com/browser/browser/components/sessionstore/test/empty.html in regular tab
[task 2021-03-12T19:13:37.814Z] 19:13:36     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | XULFrameLoaderCreated fired correct number of times - 
[task 2021-03-12T19:13:41.816Z] 19:13:40     INFO - Opening url https://example.com/browser/browser/components/sessionstore/test/empty.html in user context 1
[task 2021-03-12T19:13:46.710Z] 19:13:46     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | New tab has correct user context id - 
[task 2021-03-12T19:13:51.116Z] 19:13:50     INFO - Console message: [JavaScript Error: "The character encoding of the HTML document was not declared. The document will render with garbled text in some browser configurations if the document contains characters from outside the US-ASCII range. The character encoding of the page must be declared in the document or in the transfer protocol." {file: "https://example.com/browser/browser/components/sessionstore/test/empty.html" line: 0}]
[task 2021-03-12T19:13:55.750Z] 19:13:54     INFO - Console message: [JavaScript Error: "The character encoding of the HTML document was not declared. The document will render with garbled text in some browser configurations if the document contains characters from outside the US-ASCII range. The character encoding of the page must be declared in the document or in the transfer protocol." {file: "https://example.com/browser/browser/components/sessionstore/test/empty.html" line: 0}]
[task 2021-03-12T19:14:01.863Z] 19:14:01     INFO - XULFrameLoaderCreated was fired 1
[task 2021-03-12T19:14:03.530Z] 19:14:01     INFO -      time(s) for https://example.com/browser/browser/components/sessionstore/test/empty.html in container tab 1
[task 2021-03-12T19:14:06.740Z] 19:14:05     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | XULFrameLoaderCreated fired correct number of times - 
[task 2021-03-12T19:14:10.988Z] 19:14:10     INFO - Opening url https://example.com/browser/browser/components/sessionstore/test/empty.html in user context 2
[task 2021-03-12T19:14:14.694Z] 19:14:14     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | New tab has correct user context id - 
[task 2021-03-12T19:14:19.761Z] 19:14:18     INFO - Buffered messages logged at 19:04:16
[task 2021-03-12T19:14:23.717Z] 19:14:22     INFO - XULFrameLoaderCreated was fired 1
[task 2021-03-12T19:14:26.402Z] 19:14:23     INFO -      time(s) for https://example.com/browser/browser/components/sessionstore/test/empty.html in container tab 2
[task 2021-03-12T19:14:33.114Z] 19:14:31     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | XULFrameLoaderCreated fired correct number of times - 
[task 2021-03-12T19:14:39.390Z] 19:14:38     INFO - Opening url https://example.com/browser/browser/components/sessionstore/test/empty.html in user context 3
[task 2021-03-12T19:14:43.455Z] 19:14:42     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | New tab has correct user context id - 
[task 2021-03-12T19:14:47.146Z] 19:14:46     INFO - Console message: [JavaScript Error: "The character encoding of the HTML document was not declared. The document will render with garbled text in some browser configurations if the document contains characters from outside the US-ASCII range. The character encoding of the page must be declared in the document or in the transfer protocol." {file: "https://example.com/browser/browser/components/sessionstore/test/empty.html" line: 0}]
[task 2021-03-12T19:14:48.560Z] 19:14:48     INFO - Buffered messages logged at 19:04:17
[task 2021-03-12T19:14:50.044Z] 19:14:48     INFO - XULFrameLoaderCreated was fired 1
[task 2021-03-12T19:14:51.252Z] 19:14:48     INFO -      time(s) for https://example.com/browser/browser/components/sessionstore/test/empty.html in container tab 3
[task 2021-03-12T19:14:55.346Z] 19:14:54     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | XULFrameLoaderCreated fired correct number of times - 
[task 2021-03-12T19:14:59.308Z] 19:14:58     INFO - Opening url https://example.org/browser/browser/components/sessionstore/test/empty.html in a regular tab
[task 2021-03-12T19:15:05.383Z] 19:15:04     INFO - Console message: [JavaScript Error: "The character encoding of the HTML document was not declared. The document will render with garbled text in some browser configurations if the document contains characters from outside the US-ASCII range. The character encoding of the page must be declared in the document or in the transfer protocol." {file: "https://example.com/browser/browser/components/sessionstore/test/empty.html" line: 0}]
[task 2021-03-12T19:15:07.779Z] 19:15:07     INFO - Buffered messages logged at 19:04:18
[task 2021-03-12T19:15:10.805Z] 19:15:10     INFO - XULFrameLoaderCreated was fired 1 time(s) for https://example.org/browser/browser/components/sessionstore/test/empty.html in regular tab
[task 2021-03-12T19:15:18.332Z] 19:15:17     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | XULFrameLoaderCreated fired correct number of times - 
[task 2021-03-12T19:15:18.603Z] 19:15:18     INFO - Opening url https://example.org/browser/browser/components/sessionstore/test/empty.html in user context 1
[task 2021-03-12T19:15:18.722Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | New tab has correct user context id - 
[task 2021-03-12T19:15:18.724Z] 19:15:18     INFO - Buffered messages logged at 19:04:19
[task 2021-03-12T19:15:18.725Z] 19:15:18     INFO - Console message: [JavaScript Error: "The character encoding of the HTML document was not declared. The document will render with garbled text in some browser configurations if the document contains characters from outside the US-ASCII range. The character encoding of the page must be declared in the document or in the transfer protocol." {file: "https://example.org/browser/browser/components/sessionstore/test/empty.html" line: 0}]
[task 2021-03-12T19:15:18.725Z] 19:15:18     INFO - Console message: [JavaScript Error: "The character encoding of the HTML document was not declared. The document will render with garbled text in some browser configurations if the document contains characters from outside the US-ASCII range. The character encoding of the page must be declared in the document or in the transfer protocol." {file: "https://example.org/browser/browser/components/sessionstore/test/empty.html" line: 0}]
[task 2021-03-12T19:15:18.725Z] 19:15:18     INFO - XULFrameLoaderCreated was fired 1
[task 2021-03-12T19:15:18.733Z] 19:15:18     INFO -      time(s) for https://example.org/browser/browser/components/sessionstore/test/empty.html in container tab 1
[task 2021-03-12T19:15:18.733Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | XULFrameLoaderCreated fired correct number of times - 
[task 2021-03-12T19:15:18.734Z] 19:15:18     INFO - Opening url https://example.org/browser/browser/components/sessionstore/test/empty.html in user context 2
[task 2021-03-12T19:15:18.734Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | New tab has correct user context id - 
[task 2021-03-12T19:15:18.734Z] 19:15:18     INFO - Buffered messages logged at 19:04:20
[task 2021-03-12T19:15:18.734Z] 19:15:18     INFO - Console message: [JavaScript Error: "The character encoding of the HTML document was not declared. The document will render with garbled text in some browser configurations if the document contains characters from outside the US-ASCII range. The character encoding of the page must be declared in the document or in the transfer protocol." {file: "https://example.org/browser/browser/components/sessionstore/test/empty.html" line: 0}]
[task 2021-03-12T19:15:18.734Z] 19:15:18     INFO - XULFrameLoaderCreated was fired 1
[task 2021-03-12T19:15:18.734Z] 19:15:18     INFO -      time(s) for https://example.org/browser/browser/components/sessionstore/test/empty.html in container tab 2
[task 2021-03-12T19:15:18.734Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | XULFrameLoaderCreated fired correct number of times - 
[task 2021-03-12T19:15:18.734Z] 19:15:18     INFO - Opening url https://example.org/browser/browser/components/sessionstore/test/empty.html in user context 3
[task 2021-03-12T19:15:18.735Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | New tab has correct user context id - 
[task 2021-03-12T19:15:18.735Z] 19:15:18     INFO - Console message: [JavaScript Error: "The character encoding of the HTML document was not declared. The document will render with garbled text in some browser configurations if the document contains characters from outside the US-ASCII range. The character encoding of the page must be declared in the document or in the transfer protocol." {file: "https://example.org/browser/browser/components/sessionstore/test/empty.html" line: 0}]
[task 2021-03-12T19:15:18.735Z] 19:15:18     INFO - XULFrameLoaderCreated was fired 1
[task 2021-03-12T19:15:18.735Z] 19:15:18     INFO -      time(s) for https://example.org/browser/browser/components/sessionstore/test/empty.html in container tab 3
[task 2021-03-12T19:15:18.735Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | XULFrameLoaderCreated fired correct number of times - 
[task 2021-03-12T19:15:18.735Z] 19:15:18     INFO - Opening url about:preferences in a regular tab
[task 2021-03-12T19:15:18.735Z] 19:15:18     INFO - Buffered messages logged at 19:04:24
[task 2021-03-12T19:15:18.735Z] 19:15:18     INFO - Console message: [JavaScript Error: "[Exception... "Component returned failure code: 0x80520001 (NS_ERROR_FILE_UNRECOGNIZED_PATH) [nsIXPCComponents_Utils.readUTF8URI]"  nsresult: "0x80520001 (NS_ERROR_FILE_UNRECOGNIZED_PATH)"  location: "JS frame :: resource://gre/modules/L10nRegistry.jsm :: L10nRegistry.loadSync :: line 692"  data: no]"]
[task 2021-03-12T19:15:18.736Z] 19:15:18     INFO - L10nRegistry.loadSync@resource://gre/modules/L10nRegistry.jsm:692:19
[task 2021-03-12T19:15:18.736Z] 19:15:18     INFO - fetchFile@resource://gre/modules/L10nRegistry.jsm:607:31
[task 2021-03-12T19:15:18.736Z] 19:15:18     INFO - generateResourceSetSync/<@resource://gre/modules/L10nRegistry.jsm:512:19
[task 2021-03-12T19:15:18.736Z] 19:15:18     INFO - generateResourceSetSync@resource://gre/modules/L10nRegistry.jsm:507:22
[task 2021-03-12T19:15:18.736Z] 19:15:18     INFO - generateResourceSetsForLocaleSync@resource://gre/modules/L10nRegistry.jsm:449:44
[task 2021-03-12T19:15:18.736Z] 19:15:18     INFO - generateBundlesSync@resource://gre/modules/L10nRegistry.jsm:186:7
[task 2021-03-12T19:15:18.736Z] 19:15:18     INFO - touchNext@resource://gre/modules/Localization.jsm:167:37
[task 2021-03-12T19:15:18.736Z] 19:15:18     INFO - generateBundles@resource://gre/modules/Localization.jsm:473:15
[task 2021-03-12T19:15:18.736Z] 19:15:18     INFO - getLanguageDisplayNames@resource://gre/modules/mozIntl.jsm:787:19
[task 2021-03-12T19:15:18.736Z] 19:15:18     INFO - getLocaleDisplayNames/<@resource://gre/modules/mozIntl.jsm:865:14
[task 2021-03-12T19:15:18.736Z] 19:15:18     INFO - getLocaleDisplayNames@resource://gre/modules/mozIntl.jsm:844:24
[task 2021-03-12T19:15:18.736Z] 19:15:18     INFO - displayUseSystemLocale@chrome://browser/content/preferences/main.js:1395:43
[task 2021-03-12T19:15:18.736Z] 19:15:18     INFO - init@chrome://browser/content/preferences/main.js:366:10
[task 2021-03-12T19:15:18.737Z] 19:15:18     INFO - init@chrome://browser/content/preferences/preferences.js:105:22
[task 2021-03-12T19:15:18.737Z] 19:15:18     INFO - 
[task 2021-03-12T19:15:18.737Z] 19:15:18     INFO - Console message: [JavaScript Error: "[Exception... "Component returned failure code: 0x80520001 (NS_ERROR_FILE_UNRECOGNIZED_PATH) [nsIXPCComponents_Utils.readUTF8URI]"  nsresult: "0x80520001 (NS_ERROR_FILE_UNRECOGNIZED_PATH)"  location: "JS frame :: resource://gre/modules/L10nRegistry.jsm :: L10nRegistry.loadSync :: line 692"  data: no]"]
[task 2021-03-12T19:15:18.737Z] 19:15:18     INFO - L10nRegistry.loadSync@resource://gre/modules/L10nRegistry.jsm:692:19
[task 2021-03-12T19:15:18.737Z] 19:15:18     INFO - fetchFile@resource://gre/modules/L10nRegistry.jsm:607:31
[task 2021-03-12T19:15:18.737Z] 19:15:18     INFO - generateResourceSetSync/<@resource://gre/modules/L10nRegistry.jsm:512:19
[task 2021-03-12T19:15:18.737Z] 19:15:18     INFO - generateResourceSetSync@resource://gre/modules/L10nRegistry.jsm:507:22
[task 2021-03-12T19:15:18.737Z] 19:15:18     INFO - generateResourceSetsForLocaleSync@resource://gre/modules/L10nRegistry.jsm:449:44
[task 2021-03-12T19:15:18.737Z] 19:15:18     INFO - generateBundlesSync@resource://gre/modules/L10nRegistry.jsm:186:7
[task 2021-03-12T19:15:18.737Z] 19:15:18     INFO - touchNext@resource://gre/modules/Localization.jsm:167:37
[task 2021-03-12T19:15:18.737Z] 19:15:18     INFO - generateBundles@resource://gre/modules/Localization.jsm:473:15
[task 2021-03-12T19:15:18.737Z] 19:15:18     INFO - getRegionDisplayNames@resource://gre/modules/mozIntl.jsm:814:19
[task 2021-03-12T19:15:18.737Z] 19:15:18     INFO - getLocaleDisplayNames/<@resource://gre/modules/mozIntl.jsm:874:16
[task 2021-03-12T19:15:18.737Z] 19:15:18     INFO - getLocaleDisplayNames@resource://gre/modules/mozIntl.jsm:844:24
[task 2021-03-12T19:15:18.737Z] 19:15:18     INFO - displayUseSystemLocale@chrome://browser/content/preferences/main.js:1395:43
[task 2021-03-12T19:15:18.737Z] 19:15:18     INFO - init@chrome://browser/content/preferences/main.js:366:10
[task 2021-03-12T19:15:18.738Z] 19:15:18     INFO - init@chrome://browser/content/preferences/preferences.js:105:22
[task 2021-03-12T19:15:18.738Z] 19:15:18     INFO - 
[task 2021-03-12T19:15:18.738Z] 19:15:18     INFO - Buffered messages logged at 19:04:28
[task 2021-03-12T19:15:18.738Z] 19:15:18     INFO - XULFrameLoaderCreated was fired 1 time(s) for about:preferences in regular tab
[task 2021-03-12T19:15:18.738Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | XULFrameLoaderCreated fired correct number of times - 
[task 2021-03-12T19:15:18.738Z] 19:15:18     INFO - Opening url about:preferences in user context 1
[task 2021-03-12T19:15:18.738Z] 19:15:18     INFO - Buffered messages logged at 19:04:29
[task 2021-03-12T19:15:18.738Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | New tab has correct user context id - 
[task 2021-03-12T19:15:18.738Z] 19:15:18     INFO - Buffered messages logged at 19:05:15
[task 2021-03-12T19:15:18.738Z] 19:15:18     INFO - XULFrameLoaderCreated was fired 1
[task 2021-03-12T19:15:18.738Z] 19:15:18     INFO -      time(s) for about:preferences in container tab 1
[task 2021-03-12T19:15:18.738Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | XULFrameLoaderCreated fired correct number of times - 
[task 2021-03-12T19:15:18.738Z] 19:15:18     INFO - Opening url about:preferences in user context 2
[task 2021-03-12T19:15:18.738Z] 19:15:18     INFO - Buffered messages logged at 19:05:16
[task 2021-03-12T19:15:18.738Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | New tab has correct user context id - 
[task 2021-03-12T19:15:18.738Z] 19:15:18     INFO - Buffered messages logged at 19:05:42
[task 2021-03-12T19:15:18.739Z] 19:15:18     INFO - XULFrameLoaderCreated was fired 1
[task 2021-03-12T19:15:18.739Z] 19:15:18     INFO -      time(s) for about:preferences in container tab 2
[task 2021-03-12T19:15:18.739Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | XULFrameLoaderCreated fired correct number of times - 
[task 2021-03-12T19:15:18.739Z] 19:15:18     INFO - Opening url about:preferences in user context 3
[task 2021-03-12T19:15:18.739Z] 19:15:18     INFO - Buffered messages logged at 19:05:43
[task 2021-03-12T19:15:18.739Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | New tab has correct user context id - 
[task 2021-03-12T19:15:18.739Z] 19:15:18     INFO - Buffered messages logged at 19:06:13
[task 2021-03-12T19:15:18.739Z] 19:15:18     INFO - Longer timeout required, waiting longer...  Remaining timeouts: 6
[task 2021-03-12T19:15:18.739Z] 19:15:18     INFO - Buffered messages logged at 19:06:18
[task 2021-03-12T19:15:18.739Z] 19:15:18     INFO - XULFrameLoaderCreated was fired 1
[task 2021-03-12T19:15:18.739Z] 19:15:18     INFO -      time(s) for about:preferences in container tab 3
[task 2021-03-12T19:15:18.739Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | XULFrameLoaderCreated fired correct number of times - 
[task 2021-03-12T19:15:18.739Z] 19:15:18     INFO - Opening url about:config in a regular tab
[task 2021-03-12T19:15:18.740Z] 19:15:18     INFO - Buffered messages logged at 19:06:24
[task 2021-03-12T19:15:18.740Z] 19:15:18     INFO - XULFrameLoaderCreated was fired 1 time(s) for about:config in regular tab
[task 2021-03-12T19:15:18.740Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | XULFrameLoaderCreated fired correct number of times - 
[task 2021-03-12T19:15:18.740Z] 19:15:18     INFO - Opening url about:config in user context 1
[task 2021-03-12T19:15:18.740Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | New tab has correct user context id - 
[task 2021-03-12T19:15:18.740Z] 19:15:18     INFO - Buffered messages logged at 19:06:32
[task 2021-03-12T19:15:18.740Z] 19:15:18     INFO - XULFrameLoaderCreated was fired 1
[task 2021-03-12T19:15:18.740Z] 19:15:18     INFO -      time(s) for about:config in container tab 1
[task 2021-03-12T19:15:18.740Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | XULFrameLoaderCreated fired correct number of times - 
[task 2021-03-12T19:15:18.740Z] 19:15:18     INFO - Opening url about:config in user context 2
[task 2021-03-12T19:15:18.740Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | New tab has correct user context id - 
[task 2021-03-12T19:15:18.741Z] 19:15:18     INFO - Buffered messages logged at 19:06:34
[task 2021-03-12T19:15:18.741Z] 19:15:18     INFO - XULFrameLoaderCreated was fired 1
[task 2021-03-12T19:15:18.741Z] 19:15:18     INFO -      time(s) for about:config in container tab 2
[task 2021-03-12T19:15:18.741Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | XULFrameLoaderCreated fired correct number of times - 
[task 2021-03-12T19:15:18.741Z] 19:15:18     INFO - Opening url about:config in user context 3
[task 2021-03-12T19:15:18.741Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | New tab has correct user context id - 
[task 2021-03-12T19:15:18.741Z] 19:15:18     INFO - Buffered messages logged at 19:06:38
[task 2021-03-12T19:15:18.741Z] 19:15:18     INFO - XULFrameLoaderCreated was fired 1
[task 2021-03-12T19:15:18.741Z] 19:15:18     INFO -      time(s) for about:config in container tab 3
[task 2021-03-12T19:15:18.741Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | XULFrameLoaderCreated fired correct number of times - 
[task 2021-03-12T19:15:18.741Z] 19:15:18     INFO - Buffered messages logged at 19:06:40
[task 2021-03-12T19:15:18.741Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | Should have restore data for the closed window - 
[task 2021-03-12T19:15:18.741Z] 19:15:18     INFO - Buffered messages logged at 19:06:44
[task 2021-03-12T19:15:18.741Z] 19:15:18     INFO - TEST-PASS | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | Correct number of tabs restored - 
[task 2021-03-12T19:15:18.742Z] 19:15:18     INFO - Number of tabs restored: 17
[task 2021-03-12T19:15:18.742Z] 19:15:18     INFO - Accessing regular tab at index 1
[task 2021-03-12T19:15:18.742Z] 19:15:18     INFO - Buffered messages finished
[task 2021-03-12T19:15:18.742Z] 19:15:18    ERROR - TEST-UNEXPECTED-TIMEOUT | browser/components/sessionstore/test/browser_restore_container_tabs_oa.js | application timed out after 370 seconds with no output
[task 2021-03-12T19:15:18.742Z] 19:15:18    ERROR - Force-terminating active process(es).
[task 2021-03-12T19:15:18.742Z] 19:15:18     INFO - Determining child pids from psutil...```