Bug: Intermittent browser/components/enterprisepolicies/tests/browser/browser_policy_disable_profile_reset.js | leaked 4 window(s) until shutdown [url = about:support]
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2021-05-22 22:56:59+00:00
Resolved: 2021-06-22 17:03:38+00:00

**Filed by:** abutkovits [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=340547735&repo=mozilla-central
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/CtqGF32zTmqUnTcvJy38pQ/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2021-05-22T22:12:30.003Z] 22:12:30     INFO - TEST-START | Shutdown
[task 2021-05-22T22:12:30.004Z] 22:12:30     INFO - Browser Chrome Test Summary
[task 2021-05-22T22:12:30.006Z] 22:12:30     INFO - Passed:  789
[task 2021-05-22T22:12:30.007Z] 22:12:30     INFO - Failed:  0
[task 2021-05-22T22:12:30.008Z] 22:12:30     INFO - Todo:    0
[task 2021-05-22T22:12:30.009Z] 22:12:30     INFO - Mode:    e10s
[task 2021-05-22T22:12:30.010Z] 22:12:30     INFO - *** End BrowserChrome Test Results ***
[task 2021-05-22T22:12:30.076Z] 22:12:30     INFO - GECKO(1835) | [Child 1932, Main Thread] WARNING: '!CanSend() || !mManager || !mManager->CanSend()', file /builds/worker/checkouts/gecko/dom/ipc/jsactor/JSWindowActorChild.cpp:40
[task 2021-05-22T22:12:30.079Z] 22:12:30     INFO - GECKO(1835) | [Child 1932, Main Thread] WARNING: '!CanSend() || !mManager || !mManager->CanSend()', file /builds/worker/checkouts/gecko/dom/ipc/jsactor/JSWindowActorChild.cpp:40
[task 2021-05-22T22:12:30.096Z] 22:12:30     INFO - GECKO(1835) | [Child 1932, Main Thread] WARNING: '!CanSend() || !mManager || !mManager->CanSend()', file /builds/worker/checkouts/gecko/dom/ipc/jsactor/JSWindowActorChild.cpp:40
[task 2021-05-22T22:12:30.111Z] 22:12:30     INFO - GECKO(1835) | [Child 1932, Main Thread] WARNING: '!CanSend() || !mManager || !mManager->CanSend()', file /builds/worker/checkouts/gecko/dom/ipc/jsactor/JSWindowActorChild.cpp:40
[task 2021-05-22T22:12:30.123Z] 22:12:30     INFO - GECKO(1835) | [Child 1932, Main Thread] WARNING: '!CanSend() || !mManager || !mManager->CanSend()', file /builds/worker/checkouts/gecko/dom/ipc/jsactor/JSWindowActorChild.cpp:40
[task 2021-05-22T22:12:30.125Z] 22:12:30     INFO - GECKO(1835) | [Child 1932, Main Thread] WARNING: '!CanSend() || !mManager || !mManager->CanSend()', file /builds/worker/checkouts/gecko/dom/ipc/jsactor/JSWindowActorChild.cpp:40
[task 2021-05-22T22:12:30.128Z] 22:12:30     INFO - GECKO(1835) | [Child 1932: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f9792798400 == 3 [pid = 1932] [id = 0] [url = moz-extension://0ad109be-2d7a-4a05-a6d7-74723b84d2bd/_generated_background_page.html]
[task 2021-05-22T22:12:30.129Z] 22:12:30     INFO - GECKO(1835) | [Child 1932: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f978c6be000 == 2 [pid = 1932] [id = 4] [url = moz-extension://7d6ca6db-e3d5-44db-a0e1-c0d2544a5616/_generated_background_page.html]
[task 2021-05-22T22:12:30.131Z] 22:12:30     INFO - GECKO(1835) | [Child 1932: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f979288a000 == 1 [pid = 1932] [id = 3] [url = moz-extension://b6b0b463-8f86-46c3-80c8-f28c4adcaf2c/_generated_background_page.html]
[task 2021-05-22T22:12:30.133Z] 22:12:30     INFO - GECKO(1835) | [Child 1932: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f979279e000 == 0 [pid = 1932] [id = 1] [url = moz-extension://f87d1b96-ae2f-428d-8560-e5107a32b8dd/_generated_background_page.html]
[task 2021-05-22T22:12:30.209Z] 22:12:30     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7fd21f577c00 == 4 [pid = 1835] [id = 2] [url = chrome://extensions/content/dummy.xhtml]
[task 2021-05-22T22:12:30.416Z] 22:12:30     INFO - GECKO(1835) | [Parent 1835, Main Thread] WARNING: '!mIMContext', file /builds/worker/checkouts/gecko/widget/gtk/nsWindow.cpp:7684
[task 2021-05-22T22:12:30.418Z] 22:12:30     INFO - GECKO(1835) | [Parent 1835, Main Thread] WARNING: '!mIMContext', file /builds/worker/checkouts/gecko/widget/gtk/nsWindow.cpp:7684
[task 2021-05-22T22:12:30.421Z] 22:12:30     INFO - GECKO(1835) | [Parent 1835, Main Thread] WARNING: '!mIMContext', file /builds/worker/checkouts/gecko/widget/gtk/nsWindow.cpp:7684
[task 2021-05-22T22:12:30.422Z] 22:12:30     INFO - GECKO(1835) | [Parent 1835, Main Thread] WARNING: '!mIMContext', file /builds/worker/checkouts/gecko/widget/gtk/nsWindow.cpp:7684
[task 2021-05-22T22:12:30.480Z] 22:12:30     INFO - GECKO(1835) | ###!!! [Parent][RunMessage] Error: Channel closing: too late to send/recv, messages will be lost
[task 2021-05-22T22:12:30.583Z] 22:12:30     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7fd212f42c00 == 3 [pid = 1835] [id = 4] [url = chrome://mochikit/content/browser-harness.xhtml]
[task 2021-05-22T22:12:30.586Z] 22:12:30     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7fd229456c00 == 2 [pid = 1835] [id = 1] [url = about:blank]
[task 2021-05-22T22:12:30.691Z] 22:12:30     INFO - GECKO(1835) | [2021-05-22T22:12:30Z WARN  xulstore::persist] tried to remove key that isn't in the store
[task 2021-05-22T22:12:30.692Z] 22:12:30     INFO - GECKO(1835) | [2021-05-22T22:12:30Z WARN  xulstore::persist] tried to remove key that isn't in the store
[task 2021-05-22T22:12:30.817Z] 22:12:30     INFO - GECKO(1835) | [Child 1932: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 7 (7f9792781e40) [pid = 1932] [serial = 9] [outer = 0] [url = moz-extension://7d6ca6db-e3d5-44db-a0e1-c0d2544a5616/_generated_background_page.html]
[task 2021-05-22T22:12:30.820Z] 22:12:30     INFO - GECKO(1835) | [Child 1932: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 6 (7f9792781c80) [pid = 1932] [serial = 7] [outer = 0] [url = moz-extension://b6b0b463-8f86-46c3-80c8-f28c4adcaf2c/_generated_background_page.html]
[task 2021-05-22T22:12:30.822Z] 22:12:30     INFO - GECKO(1835) | [Child 1932: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 5 (7f9792781900) [pid = 1932] [serial = 3] [outer = 0] [url = moz-extension://f87d1b96-ae2f-428d-8560-e5107a32b8dd/_generated_background_page.html]
[task 2021-05-22T22:12:30.825Z] 22:12:30     INFO - GECKO(1835) | [Child 1932: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 4 (7f9792781580) [pid = 1932] [serial = 1] [outer = 0] [url = moz-extension://0ad109be-2d7a-4a05-a6d7-74723b84d2bd/_generated_background_page.html]
[task 2021-05-22T22:12:30.827Z] 22:12:30     INFO - GECKO(1835) | [Child 1932: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 3 (7f978c6c3c00) [pid = 1932] [serial = 11] [outer = 0] [url = moz-extension://0ad109be-2d7a-4a05-a6d7-74723b84d2bd/_generated_background_page.html]
[task 2021-05-22T22:12:30.829Z] 22:12:30     INFO - GECKO(1835) | [Child 1932: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (7f978c6c6800) [pid = 1932] [serial = 12] [outer = 0] [url = moz-extension://f87d1b96-ae2f-428d-8560-e5107a32b8dd/_generated_background_page.html]
[task 2021-05-22T22:12:30.831Z] 22:12:30     INFO - GECKO(1835) | [Child 1932: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (7f978bc7d800) [pid = 1932] [serial = 14] [outer = 0] [url = moz-extension://b6b0b463-8f86-46c3-80c8-f28c4adcaf2c/_generated_background_page.html]
[task 2021-05-22T22:12:30.833Z] 22:12:30     INFO - GECKO(1835) | [Child 1932: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (7f978bc81c00) [pid = 1932] [serial = 15] [outer = 0] [url = moz-extension://7d6ca6db-e3d5-44db-a0e1-c0d2544a5616/_generated_background_page.html]
[task 2021-05-22T22:12:30.836Z] 22:12:30     INFO - GECKO(1835) | [Child 1932, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3357
[task 2021-05-22T22:12:30.855Z] 22:12:30     INFO - GECKO(1835) | [Child 1932, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4442
[task 2021-05-22T22:12:31.702Z] 22:12:31     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7fd21c36e000 == 1 [pid = 1835] [id = 0] [url = chrome://browser/content/browser.xhtml]
[task 2021-05-22T22:12:31.704Z] 22:12:31     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7fd217cbb800 == 0 [pid = 1835] [id = 3] [url = resource://gre-resources/hiddenWindow.html]
[task 2021-05-22T22:12:31.729Z] 22:12:31     INFO - GECKO(1835) | [Child 1894: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f2ccad5d400 == 0 [pid = 1894] [id = 36] [url = about:blank]
[task 2021-05-22T22:12:31.753Z] 22:12:31     INFO - GECKO(1835) | [Child 2070, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3357
[task 2021-05-22T22:12:31.760Z] 22:12:31     INFO - GECKO(1835) | [Child 2041, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3357
[task 2021-05-22T22:12:31.796Z] 22:12:31     INFO - GECKO(1835) | [Child 1990, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3357
[task 2021-05-22T22:12:31.823Z] 22:12:31     INFO - GECKO(1835) | [Child 2041, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4442
[task 2021-05-22T22:12:31.828Z] 22:12:31     INFO - GECKO(1835) | [Child 2070, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4442
[task 2021-05-22T22:12:31.854Z] 22:12:31     INFO - GECKO(1835) | [Child 1894: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (7f2ccb2e5200) [pid = 1894] [serial = 90] [outer = 0] [url = about:blank]
[task 2021-05-22T22:12:31.860Z] 22:12:31     INFO - GECKO(1835) | [Child 1894: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (7f2ccad5e400) [pid = 1894] [serial = 91] [outer = 0] [url = about:blank]
[task 2021-05-22T22:12:31.863Z] 22:12:31     INFO - GECKO(1835) | [Child 1894, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3357
[task 2021-05-22T22:12:31.870Z] 22:12:31     INFO - GECKO(1835) | [Child 1990, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4442
[task 2021-05-22T22:12:31.906Z] 22:12:31     INFO - GECKO(1835) | [Child 1894, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4442
[task 2021-05-22T22:12:32.130Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: idb: '0.000002s: starting', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.133Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: idb: '0.000238s: Live database entry removed', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.134Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: idb: '0.000252s: gLiveDatabaseHashtable entry removed', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.135Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: idb: '0.000285s: Live database entry removed', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.136Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: idb: '0.000292s: gLiveDatabaseHashtable entry removed', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.138Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: idb: '0.000345s: Live database entry removed', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.138Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: idb: '0.000352s: gLiveDatabaseHashtable entry removed', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.138Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: cache: '0.000366s: starting', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.139Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: sdb: '0.000374s: starting', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.139Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: ls: '0.000380s: starting', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.140Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: idb: '0.008830s: Live database entry removed', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.142Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: idb: '0.008877s: Live database entry removed', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.142Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: idb: '0.008886s: gLiveDatabaseHashtable entry removed', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.142Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: idb: '0.008906s: completed', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.143Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: cache: '0.008939s: completed', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.143Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: sdb: '0.008946s: completed', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.143Z] 22:12:32     INFO - GECKO(1835) | [Parent 1835, IPDL Background] WARNING: ls: '0.008952s: completed', file /builds/worker/checkouts/gecko/dom/quota/ActorsParent.cpp:3691
[task 2021-05-22T22:12:32.448Z] 22:12:32     INFO - GECKO(1835) | 1621721552447	Marionette	TRACE	Received observer notification xpcom-will-shutdown
[task 2021-05-22T22:12:32.450Z] 22:12:32     INFO - GECKO(1835) | 1621721552448	Marionette	INFO	Stopped listening on port 2828
[task 2021-05-22T22:12:32.453Z] 22:12:32     INFO - GECKO(1835) | 1621721552448	Marionette	DEBUG	Marionette stopped listening
[task 2021-05-22T22:12:34.163Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 15 (7fd20943f3c0) [pid = 1835] [serial = 156] [outer = 0] [url = about:support]
[task 2021-05-22T22:12:34.164Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 14 (7fd209ac3200) [pid = 1835] [serial = 150] [outer = 0] [url = about:support]
[task 2021-05-22T22:12:34.165Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 13 (7fd20943f740) [pid = 1835] [serial = 153] [outer = 0] [url = about:support]
[task 2021-05-22T22:12:34.169Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 12 (7fd21c372000) [pid = 1835] [serial = 2] [outer = 0] [url = about:blank]
[task 2021-05-22T22:12:34.170Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 11 (7fd21f55fe40) [pid = 1835] [serial = 1] [outer = 0] [url = chrome://browser/content/browser.xhtml]
[task 2021-05-22T22:12:34.175Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 10 (7fd211e27040) [pid = 1835] [serial = 11] [outer = 0] [url = chrome://mochikit/content/browser-harness.xhtml]
[task 2021-05-22T22:12:34.176Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 9 (7fd212f3c400) [pid = 1835] [serial = 12] [outer = 0] [url = about:blank]
[task 2021-05-22T22:12:34.177Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 8 (7fd21f55fc80) [pid = 1835] [serial = 4] [outer = 0] [url = chrome://extensions/content/dummy.xhtml]
[task 2021-05-22T22:12:34.178Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 7 (7fd21f585c00) [pid = 1835] [serial = 9] [outer = 0] [url = chrome://extensions/content/dummy.xhtml]
[task 2021-05-22T22:12:34.179Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 6 (7fd217cb1e40) [pid = 1835] [serial = 7] [outer = 0] [url = resource://gre-resources/hiddenWindow.html]
[task 2021-05-22T22:12:34.179Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 5 (7fd1cf4ce000) [pid = 1835] [serial = 289] [outer = 0] [url = about:blank]
[task 2021-05-22T22:12:34.180Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 4 (7fd21c3b3580) [pid = 1835] [serial = 3] [outer = 0] [url = about:blank]
[task 2021-05-22T22:12:34.185Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 3 (7fd21f577400) [pid = 1835] [serial = 10] [outer = 0] [url = resource://gre-resources/hiddenWindow.html]
[task 2021-05-22T22:12:34.187Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (7fd21595e400) [pid = 1835] [serial = 155] [outer = 0] [url = about:support]
[task 2021-05-22T22:12:34.188Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (7fd20c228000) [pid = 1835] [serial = 152] [outer = 0] [url = about:support]
[task 2021-05-22T22:12:34.189Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (7fd22940ac00) [pid = 1835] [serial = 158] [outer = 0] [url = about:support]
[task 2021-05-22T22:12:34.205Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3357
[task 2021-05-22T22:12:34.268Z] 22:12:34     INFO - GECKO(1835) | [Parent 1835, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4442
[task 2021-05-22T22:12:34.289Z] 22:12:34     INFO - TEST-INFO | Main app process: exit 0
[task 2021-05-22T22:12:34.290Z] 22:12:34     INFO - TEST-INFO | Confirming we saw 228 DOCSHELL created and 228 destroyed log strings.
[task 2021-05-22T22:12:34.290Z] 22:12:34     INFO - TEST-INFO | Confirming we saw 599 DOMWINDOW created and 599 destroyed log strings.
[task 2021-05-22T22:12:34.291Z] 22:12:34    ERROR - TEST-UNEXPECTED-FAIL | browser/components/enterprisepolicies/tests/browser/browser_policy_disable_profile_reset.js | leaked 4 window(s) until shutdown [url = about:support]
[task 2021-05-22T22:12:34.292Z] 22:12:34     INFO - TEST-INFO | browser/components/enterprisepolicies/tests/browser/browser_policy_disable_profile_reset.js | windows(s) leaked: [pid = 1835] [serial = 152], [pid = 1835] [serial = 155], [pid = 1835] [serial = 150], [pid = 1835] [serial = 153]
[task 2021-05-22T22:12:34.293Z] 22:12:34     INFO - TEST-INFO | browser/components/enterprisepolicies/tests/browser/browser_policy_disable_profile_reset.js | This test created 1 hidden window(s)
[task 2021-05-22T22:12:34.293Z] 22:12:34     INFO - TEST-INFO | browser/components/enterprisepolicies/tests/browser/browser_policy_disable_profile_reset.js | This test created 1 hidden docshell(s)```