Filed by: cbrindusan [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=332720024&repo=autoland
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/WkINNt4eSiKyciL64Q4dfQ/runs/2/artifacts/public/logs/live_backing.log

[task 2021-03-10T17:33:13.441Z] 17:33:13     INFO - TEST-START | devtools/client/framework/browser-toolbox/test/browser_browser_toolbox_fission_inspector.js
[task 2021-03-10T17:33:13.558Z] 17:33:13     INFO - GECKO(1976) | DevTools Server for Browser Toolbox listening on port: 33525
[task 2021-03-10T17:33:13.574Z] 17:33:13     INFO - GECKO(1976) | Starting Browser Toolbox /builds/worker/workspace/build/application/firefox/firefox-bin -no-remote -foreground -profile /tmp/tmp3s3k8F.mozrunner/chrome_debugger_profile -chrome chrome://devtools/content/framework/browser-toolbox/window.html
[task 2021-03-10T17:33:13.630Z] 17:33:13     INFO - GECKO(1976) | > ### XPCOM_MEM_BLOAT_LOG defined -- logging bloat/leaks to /tmp/tmp3s3k8F.mozrunner/runtests_leaks.log
[task 2021-03-10T17:33:13.630Z] 17:33:13     INFO - GECKO(1976) | [2434, Main Thread] WARNING: XPCOM_MEM_BLOAT_LOG is set, disabling native allocations.: file /builds/worker/checkouts/gecko/tools/profiler/core/platform.cpp:251
[task 2021-03-10T17:33:13.706Z] 17:33:13     INFO - GECKO(1976) | > [2434, Main Thread] WARNING: !ShouldProcessUpdates(): launching devtools: file /builds/worker/checkouts/gecko/toolkit/xre/nsAppRunner.cpp:4218
[task 2021-03-10T17:33:13.968Z] 17:33:13     INFO - GECKO(1976) | > 1615397593963	Marionette	INFO	Marionette enabled
[task 2021-03-10T17:33:13.972Z] 17:33:13     INFO - GECKO(1976) | > 1615397593964	Marionette	TRACE	Received observer notification profile-after-change
[task 2021-03-10T17:33:14.069Z] 17:33:14     INFO - GECKO(1976) | > 1615397594064	Marionette	TRACE	Received observer notification command-line-startup
[task 2021-03-10T17:33:14.146Z] 17:33:14     INFO - GECKO(1976) | > [Parent 2434: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 0x7f265cc8e800 == 1 [pid = 2434] [id = 0]
[task 2021-03-10T17:33:14.146Z] 17:33:14     INFO - GECKO(1976) | [Parent 2434: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 1 (0x7f265cc7e740) [pid = 2434] [serial = 1] [outer = (nil)]
[task 2021-03-10T17:33:14.146Z] 17:33:14     INFO - GECKO(1976) | > [Parent 2434: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 2 (0x7f265cc89c00) [pid = 2434] [serial = 2] [outer = 0x7f265cc7e740]
[task 2021-03-10T17:33:14.161Z] 17:33:14     INFO - GECKO(1976) | > 1615397594158	Marionette	TRACE	Received observer notification toplevel-window-ready
[task 2021-03-10T17:33:14.210Z] 17:33:14     INFO - GECKO(1976) | > [Parent 2434, Main Thread] WARNING: NS_ENSURE_TRUE(rootFrame) failed: file /builds/worker/checkouts/gecko/dom/base/nsGlobalWindowOuter.cpp:4255
[task 2021-03-10T17:33:14.226Z] 17:33:14     INFO - GECKO(1976) | > [Parent 2434, Main Thread] WARNING: Failed to retarget HTML data delivery to the parser thread.: file /builds/worker/checkouts/gecko/parser/html/nsHtml5StreamParser.cpp:1298
[task 2021-03-10T17:33:15.116Z] 17:33:15     INFO - GECKO(1976) | [Child 2142: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x7fd5fe0cac00 == 2 [pid = 2142] [id = 3] [url = http://example.org/browser/devtools/client/framework/browser-toolbox/test/doc_browser_toolbox_fission_contentframe_inspector_frame.html]
[task 2021-03-10T17:33:15.945Z] 17:33:15     INFO - GECKO(1976) | > [Parent 2434: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 0x7f265cc8c800 == 2 [pid = 2434] [id = 1]
[task 2021-03-10T17:33:15.947Z] 17:33:15     INFO - GECKO(1976) | [Parent 2434: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 3 (0x7f265b305ac0) [pid = 2434] [serial = 3] [outer = (nil)]
[task 2021-03-10T17:33:15.949Z] 17:33:15     INFO - GECKO(1976) | > [Parent 2434: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 4 (0x7f265cdb6800) [pid = 2434] [serial = 4] [outer = 0x7f265b305ac0]
[task 2021-03-10T17:33:15.990Z] 17:33:15     INFO - GECKO(1976) | > [Parent 2434: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 5 (0x7f2658a6c400) [pid = 2434] [serial = 5] [outer = 0x7f265b305ac0]
[task 2021-03-10T17:33:16.086Z] 17:33:16     INFO - GECKO(1976) | > [Parent 2434, Main Thread] WARNING: NS_ENSURE_SUCCESS(rv, rv) failed with result 0x80004005 (NS_ERROR_FAILURE): file /builds/worker/checkouts/gecko/dom/base/nsContentUtils.cpp:3897
[task 2021-03-10T17:33:17.253Z] 17:33:17     INFO - GECKO(1976) | [Child 2142: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x7fd5fe0c1800 == 1 [pid = 2142] [id = 2] [url = http://example.com/browser/devtools/client/framework/browser-toolbox/test/doc_browser_toolbox_fission_contentframe_inspector_page.html]
[task 2021-03-10T17:33:17.482Z] 17:33:17     INFO - GECKO(1976) | console.error: "Tried to send a 'getTarget' method reply on an already destroyed actor 'workerDescriptor'"
[task 2021-03-10T17:33:21.597Z] 17:33:21     INFO - GECKO(1976) | [Child 2033: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x7fb708ecb000 == 0 [pid = 2033] [id = 3] [url = about:blank]
[task 2021-03-10T17:33:21.754Z] 17:33:21     INFO - GECKO(1976) | [Child 2033: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 6 (0x7fb725763900) [pid = 2033] [serial = 5] [outer = (nil)] [url = about:blank]
[task 2021-03-10T17:33:21.754Z] 17:33:21     INFO - GECKO(1976) | [Child 2033: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 5 (0x7fb725763c80) [pid = 2033] [serial = 10] [outer = (nil)] [url = about:blank]
[task 2021-03-10T17:33:21.754Z] 17:33:21     INFO - GECKO(1976) | [Child 2033: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 4 (0x7fb725763ac0) [pid = 2033] [serial = 7] [outer = (nil)] [url = http://example.com/document-builder.sjs?html=%3Chtml%3E%3Ctitle%3ETest%20tab%3C/title%3E%3C/html%3E]
[task 2021-03-10T17:33:25.809Z] 17:33:25     INFO - GECKO(1976) | [Child 2033: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 3 (0x7fb708ece000) [pid = 2033] [serial = 6] [outer = (nil)] [url = about:blank]
[task 2021-03-10T17:33:25.810Z] 17:33:25     INFO - GECKO(1976) | [Child 2033: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (0x7fb708ed0c00) [pid = 2033] [serial = 11] [outer = (nil)] [url = about:blank]
[task 2021-03-10T17:33:25.810Z] 17:33:25     INFO - GECKO(1976) | [Child 2033: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (0x7fb70ef8b000) [pid = 2033] [serial = 9] [outer = (nil)] [url = http://example.com/document-builder.sjs?html=%3Chtml%3E%3Ctitle%3ETest%20tab%3C/title%3E%3C/html%3E]
[task 2021-03-10T17:33:25.811Z] 17:33:25     INFO - GECKO(1976) | [Child 2033: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (0x7fb708ecf400) [pid = 2033] [serial = 8] [outer = (nil)] [url = about:blank]
[task 2021-03-10T17:33:26.597Z] 17:33:26     INFO - GECKO(1976) | > [Parent 2434: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 4 (0x7f265cdb6800) [pid = 2434] [serial = 4] [outer = (nil)] [url = about:blank]
[task 2021-03-10T17:39:13.452Z] 17:39:13     INFO - TEST-INFO | started process screentopng
[task 2021-03-10T17:39:13.822Z] 17:39:13     INFO - TEST-INFO | screentopng: exit 0
[task 2021-03-10T17:39:13.823Z] 17:39:13     INFO - Buffered messages logged at 17:33:13
[task 2021-03-10T17:39:13.823Z] 17:39:13     INFO - Entering test bound 
[task 2021-03-10T17:39:13.823Z] 17:39:13     INFO - TEST-PASS | devtools/client/framework/browser-toolbox/test/browser_browser_toolbox_fission_inspector.js | Browser toolbox started
[task 2021-03-10T17:39:13.824Z] 17:39:13     INFO -  - 
[task 2021-03-10T17:39:13.824Z] 17:39:13     INFO - TEST-PASS | devtools/client/framework/browser-toolbox/test/browser_browser_toolbox_fission_inspector.js | Has session state - 
[task 2021-03-10T17:39:13.825Z] 17:39:13     INFO - Buffered messages logged at 17:34:43
[task 2021-03-10T17:39:13.825Z] 17:39:13     INFO - Longer timeout required, waiting longer...  Remaining timeouts: 3
[task 2021-03-10T17:39:13.826Z] 17:39:13     INFO - Buffered messages logged at 17:36:13[task 2021-03-10T17:39:13.826Z] 17:39:13     INFO - Longer timeout required, waiting longer...  Remaining timeouts: 2
[task 2021-03-10T17:39:13.827Z] 17:39:13     INFO - Buffered messages logged at 17:37:43
[task 2021-03-10T17:39:13.828Z] 17:39:13     INFO - Longer timeout required, waiting longer...  Remaining timeouts: 1
[task 2021-03-10T17:39:13.828Z] 17:39:13     INFO - Buffered messages finished
[task 2021-03-10T17:39:13.829Z] 17:39:13     INFO - TEST-UNEXPECTED-FAIL | devtools/client/framework/browser-toolbox/test/browser_browser_toolbox_fission_inspector.js | Test timed out - 

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit auto_nag documentation.

https://treeherder.mozilla.org/logviewer?job_id=362425885&repo=mozilla-central

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit auto_nag documentation.

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=381184698&repo=autoland

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit auto_nag documentation.