Bug: Intermittent browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | single tracking bug
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2022-12-19 20:49:55+00:00
Resolved: 2023-11-20 12:01:12+00:00

**Filed by:** sstanca [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=400142303&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/RA8Hs2ysR1C_RvlSRs2dzg/runs/0/artifacts/public/logs/live_backing.log
**Reftest URL:** https://hg.mozilla.org/mozilla-central/raw-file/tip/layout/tools/reftest/reftest-analyzer.xhtml#logurl=https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/RA8Hs2ysR1C_RvlSRs2dzg/runs/0/artifacts/public/logs/live_backing.log&only_show_unexpected=1

---
```
[task 2022-12-19T19:35:04.684Z] 19:35:04     INFO - TEST-START | Shutdown
[task 2022-12-19T19:35:04.687Z] 19:35:04     INFO - Browser Chrome Test Summary
[task 2022-12-19T19:35:04.690Z] 19:35:04     INFO - Passed:  360
[task 2022-12-19T19:35:04.691Z] 19:35:04     INFO - Failed:  0
[task 2022-12-19T19:35:04.691Z] 19:35:04     INFO - Todo:    0
[task 2022-12-19T19:35:04.691Z] 19:35:04     INFO - Mode:    e10s
[task 2022-12-19T19:35:04.691Z] 19:35:04     INFO - *** End BrowserChrome Test Results ***
[task 2022-12-19T19:35:04.750Z] 19:35:04     INFO - GECKO(1606) | [Child 1709, Main Thread] WARNING: '!CanSend() || !mManager || !mManager->CanSend()', file /builds/worker/checkouts/gecko/dom/ipc/jsactor/JSWindowActorChild.cpp:44
[task 2022-12-19T19:35:04.750Z] 19:35:04     INFO - GECKO(1606) | [Child 1709, Main Thread] WARNING: '!CanSend() || !mManager || !mManager->CanSend()', file /builds/worker/checkouts/gecko/dom/ipc/jsactor/JSWindowActorChild.cpp:44
[task 2022-12-19T19:35:04.775Z] 19:35:04     INFO - GECKO(1606) | [Child 1709, Main Thread] WARNING: '!CanSend() || !mManager || !mManager->CanSend()', file /builds/worker/checkouts/gecko/dom/ipc/jsactor/JSWindowActorChild.cpp:44
[task 2022-12-19T19:35:04.796Z] 19:35:04     INFO - GECKO(1606) | [Child 1709, Main Thread] WARNING: '!CanSend() || !mManager || !mManager->CanSend()', file /builds/worker/checkouts/gecko/dom/ipc/jsactor/JSWindowActorChild.cpp:44
[task 2022-12-19T19:35:04.844Z] 19:35:04     INFO - GECKO(1606) | [Child 1709, Main Thread] WARNING: '!CanSend() || !mManager || !mManager->CanSend()', file /builds/worker/checkouts/gecko/dom/ipc/jsactor/JSWindowActorChild.cpp:44
[task 2022-12-19T19:35:04.844Z] 19:35:04     INFO - GECKO(1606) | [Child 1709, Main Thread] WARNING: '!CanSend() || !mManager || !mManager->CanSend()', file /builds/worker/checkouts/gecko/dom/ipc/jsactor/JSWindowActorChild.cpp:44
[task 2022-12-19T19:35:04.889Z] 19:35:04     INFO - GECKO(1606) | [Child 1709, Main Thread] WARNING: '!CanSend() || !mManager || !mManager->CanSend()', file /builds/worker/checkouts/gecko/dom/ipc/jsactor/JSWindowActorChild.cpp:44
[task 2022-12-19T19:35:04.954Z] 19:35:04     INFO - GECKO(1606) | [2022-12-19T19:35:04Z WARN  webrender::device::gl] Missing optimized shader source for gpu_cache_update
[task 2022-12-19T19:35:05.060Z] 19:35:05     INFO - GECKO(1606) | [Parent 1606: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7fc5b280f800 == 4 [pid = 1606] [id = 1] [url = chrome://extensions/content/dummy.xhtml]
[task 2022-12-19T19:35:05.177Z] 19:35:05     INFO - GECKO(1606) | 1671478505175	Marionette	TRACE	Received observer notification quit-application
[task 2022-12-19T19:35:05.183Z] 19:35:05     INFO - GECKO(1606) | 1671478505176	Marionette	INFO	Stopped listening on port 2828
[task 2022-12-19T19:35:05.189Z] 19:35:05     INFO - GECKO(1606) | 1671478505177	Marionette	DEBUG	Marionette stopped listening
[task 2022-12-19T19:35:05.233Z] 19:35:05     INFO - GECKO(1606) | [Parent 1606, Compositor] WARNING: Possibly dropping task posted to updater thread: file /builds/worker/checkouts/gecko/gfx/layers/apz/src/APZUpdater.cpp:371
[task 2022-12-19T19:35:05.273Z] 19:35:05     INFO - GECKO(1606) | [Child 1709: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f03a827a800 == 4 [pid = 1709] [id = 1] [url = moz-extension://9e0dff44-2b26-4347-b9aa-536b429afd46/_generated_background_page.html]
[task 2022-12-19T19:35:05.274Z] 19:35:05     INFO - GECKO(1606) | [Child 1709: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f03a827b400 == 3 [pid = 1709] [id = 2] [url = moz-extension://8306987f-7d6c-4d2c-abd5-d1ee59e7e686/_generated_background_page.html]
[task 2022-12-19T19:35:05.275Z] 19:35:05     INFO - GECKO(1606) | [Child 1709: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f03a827d000 == 2 [pid = 1709] [id = 4] [url = moz-extension://8fb64ab0-0f7d-43b9-868f-032c0c83d87f/_generated_background_page.html]
[task 2022-12-19T19:35:05.276Z] 19:35:05     INFO - GECKO(1606) | [Child 1709: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f03a1305000 == 1 [pid = 1709] [id = 5] [url = moz-extension://93f8e556-ad85-4606-a79e-52f2644be346/_generated_background_page.html]
[task 2022-12-19T19:35:05.277Z] 19:35:05     INFO - GECKO(1606) | [Child 1709: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f03a8245800 == 0 [pid = 1709] [id = 0] [url = moz-extension://ceda6042-c8db-4342-a290-858ba278ee86/_generated_background_page.html]
[task 2022-12-19T19:35:05.389Z] 19:35:05     INFO - GECKO(1606) | [2022-12-19T19:35:05Z WARN  webrender::device::gl] Missing optimized shader source for gpu_cache_update
[task 2022-12-19T19:35:05.467Z] 19:35:05     INFO - GECKO(1606) | [2022-12-19T19:35:05Z WARN  xulstore::persist] tried to remove key that isn't in the store
[task 2022-12-19T19:35:05.469Z] 19:35:05     INFO - GECKO(1606) | [2022-12-19T19:35:05Z WARN  xulstore::persist] tried to remove key that isn't in the store
<...>
[task 2022-12-19T19:35:07.523Z] 19:35:07     INFO - GECKO(1606) | [Parent 1606, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3384
[task 2022-12-19T19:35:07.560Z] 19:35:07     INFO - GECKO(1606) | [Parent 1606, Main Thread] WARNING: NS_ENSURE_TRUE(InitStaticMembers()) failed: file /builds/worker/workspace/obj-build/dist/include/mozilla/Preferences.h:129
[task 2022-12-19T19:35:07.587Z] 19:35:07     INFO - GECKO(1606) | [Parent 1606, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4663
[task 2022-12-19T19:35:07.612Z] 19:35:07     INFO - TEST-INFO | Main app process: exit 0
[task 2022-12-19T19:35:07.613Z] 19:35:07     INFO - TEST-INFO | Confirming we saw 121 DOCSHELL created and 121 destroyed log strings.
[task 2022-12-19T19:35:07.614Z] 19:35:07     INFO - TEST-INFO | Confirming we saw 312 DOMWINDOW created and 312 destroyed log strings.
[task 2022-12-19T19:35:07.615Z] 19:35:07    ERROR - TEST-UNEXPECTED-FAIL | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | leaked 1 window(s) until shutdown [url = chrome://browser/content/browser.xhtml]
[task 2022-12-19T19:35:07.616Z] 19:35:07    ERROR - TEST-UNEXPECTED-FAIL | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | leaked 1 window(s) until shutdown [url = about:blank]
[task 2022-12-19T19:35:07.617Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | windows(s) leaked: [pid = 1606] [serial = 29], [pid = 1606] [serial = 30]
[task 2022-12-19T19:35:07.618Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden window(s)
[task 2022-12-19T19:35:07.622Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden docshell(s)
[task 2022-12-19T19:35:07.630Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden window(s)
[task 2022-12-19T19:35:07.632Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden docshell(s)
[task 2022-12-19T19:35:07.634Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden window(s)
[task 2022-12-19T19:35:07.638Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden docshell(s)
[task 2022-12-19T19:35:07.639Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden window(s)
[task 2022-12-19T19:35:07.640Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden docshell(s)
[task 2022-12-19T19:35:07.641Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden window(s)
[task 2022-12-19T19:35:07.642Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden docshell(s)
[task 2022-12-19T19:35:07.642Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden window(s)
[task 2022-12-19T19:35:07.643Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden docshell(s)
[task 2022-12-19T19:35:07.644Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden window(s)
[task 2022-12-19T19:35:07.645Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden docshell(s)
[task 2022-12-19T19:35:07.646Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden window(s)
[task 2022-12-19T19:35:07.647Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden docshell(s)
[task 2022-12-19T19:35:07.648Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden window(s)
[task 2022-12-19T19:35:07.649Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden docshell(s)
[task 2022-12-19T19:35:07.649Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden window(s)
[task 2022-12-19T19:35:07.649Z] 19:35:07     INFO - TEST-INFO | browser/components/urlbar/tests/browser/browser_urlbar_telemetry_handoff.js | This test created 1 hidden docshell(s)
[task 2022-12-19T19:35:07.649Z] 19:35:07     INFO - runtests.py | Application ran for: 0:01:46.913806

```