Bug: Intermittent browser/components/asrouter/tests/browser/browser_trigger_listeners.js | single tracking bug
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2022-10-17 19:36:29+00:00
Resolved: 2024-09-23 12:03:31+00:00

**Filed by:** ctuns [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=393432241&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/CMNC3VaOQMu4yL5CgRvS0A/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2022-10-17T19:24:01.157Z] 19:24:01     INFO - TEST-PASS | browser/components/newtab/test/browser/browser_trigger_listeners.js | Called when clearing the pref as well. - true == true - 
[task 2022-10-17T19:24:01.158Z] 19:24:01     INFO - TEST-PASS | browser/components/newtab/test/browser/browser_trigger_listeners.js | Not called after uninit - true == true - 
[task 2022-10-17T19:24:01.159Z] 19:24:01     INFO - Leaving test bound test_preferenceObserver
[task 2022-10-17T19:24:01.160Z] 19:24:01     INFO - Entering test bound test_nthTabClosed
[task 2022-10-17T19:24:01.161Z] 19:24:01     INFO - Buffered messages logged at 19:22:08
[task 2022-10-17T19:24:01.162Z] 19:24:01     INFO - Console message: [JavaScript Error: "Invalid ETag value "undefined"" {file: "resource://services-settings/SyncHistory.jsm" line: 52}]
[task 2022-10-17T19:24:01.163Z] 19:24:01     INFO - store@resource://services-settings/SyncHistory.jsm:52:13
[task 2022-10-17T19:24:01.163Z] 19:24:01     INFO - 
[task 2022-10-17T19:24:01.164Z] 19:24:01     INFO - Buffered messages finished
[task 2022-10-17T19:24:01.165Z] 19:24:01     INFO - TEST-UNEXPECTED-FAIL | browser/components/newtab/test/browser/browser_trigger_listeners.js | Test timed out - 
[task 2022-10-17T19:24:01.166Z] 19:24:01     INFO - GECKO(1629) | MEMORY STAT | vsize 3800MB | residentFast 672MB | heapAllocated 340MB
[task 2022-10-17T19:24:01.167Z] 19:24:01     INFO - TEST-OK | browser/components/newtab/test/browser/browser_trigger_listeners.js | took 180025ms
[task 2022-10-17T19:24:01.168Z] 19:24:01     INFO - Not taking screenshot here: see the one that was previously logged
[task 2022-10-17T19:24:01.169Z] 19:24:01     INFO - TEST-UNEXPECTED-FAIL | browser/components/newtab/test/browser/browser_trigger_listeners.js | Found a tab after previous test timed out: about:blank - 
[task 2022-10-17T19:24:01.170Z] 19:24:01     INFO - GECKO(1629) | [Child 1743, Main Thread] WARNING: '!CanHandleWith(aPresContext)', file /builds/worker/checkouts/gecko/dom/events/IMEStateManager.cpp:500
[task 2022-10-17T19:24:01.171Z] 19:24:01     INFO - GECKO(1629) | [Child 1807: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 7f86dcd34c00 == 1 [pid = 1807] [id = 24]
[task 2022-10-17T19:24:01.172Z] 19:24:01     INFO - GECKO(1629) | [Child 1807: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 1 (7f86f8391820) [pid = 1807] [serial = 51] [outer = 0]
[task 2022-10-17T19:24:01.173Z] 19:24:01     INFO - GECKO(1629) | [Child 1807: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 2 (7f86dcd35000) [pid = 1807] [serial = 52] [outer = 7f86f8391820]
[task 2022-10-17T19:24:01.174Z] 19:24:01     INFO - GECKO(1629) | [Child 3581, Main Thread] WARNING: '!CanHandleWith(aPresContext)', file /builds/worker/checkouts/gecko/dom/events/IMEStateManager.cpp:500
[task 2022-10-17T19:24:01.175Z] 19:24:01     INFO - GECKO(1629) | [Child 3502: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7ff1a953d400 == 0 [pid = 3502] [id = 0] [url = https://example.com/]
[task 2022-10-17T19:24:01.176Z] 19:24:01     INFO - checking window state
[task 2022-10-17T19:24:01.178Z] 19:24:01     INFO - GECKO(1629) | [Child 3549: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7fb97233d400 == 0 [pid = 3549] [id = 0] [url = http://example.com/]
[task 2022-10-17T19:24:01.179Z] 19:24:01     INFO - GECKO(1629) | [Child 3479: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f23da340000 == 0 [pid = 3479] [id = 0] [url = http://example.com/]
[task 2022-10-17T19:24:01.233Z] 19:24:01     INFO - GECKO(1629) | [Parent 1629: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 13 (7f72fa065400) [pid = 1629] [serial = 211] [outer = 7f734d93c090]
[task 2022-10-17T19:24:01.256Z] 19:24:01     INFO - Not taking screenshot here: see the one that was previously logged
[task 2022-10-17T19:24:01.256Z] 19:24:01     INFO - TEST-UNEXPECTED-FAIL | browser/components/newtab/test/browser/browser_trigger_listeners.js | Uncaught exception received from previously timed out test - at chrome://mochitests/content/browser/browser/components/newtab/test/browser/browser_trigger_listeners.js:125 - TypeError: can't access property "openNewForegroundTab", BrowserTestUtils is null
[task 2022-10-17T19:24:01.257Z] 19:24:01     INFO - Stack trace:
[task 2022-10-17T19:24:01.257Z] 19:24:01     INFO - test_nthTabClosed@chrome://mochitests/content/browser/browser/components/newtab/test/browser/browser_trigger_listeners.js:125:14
[task 2022-10-17T19:24:01.274Z] 19:24:01     INFO - GECKO(1629) | [Parent 1629, IPDL Background] WARNING: IPC Connection Error: [Parent][PBackgroundParent] RunMessage(msgname=PRemoteWorkerService::Msg___delete__) Channel closing: too late to send/recv, messages will be lost: file /builds/worker/checkouts/gecko/ipc/glue/MessageChannel.cpp:1883
[task 2022-10-17T19:24:01.281Z] 19:24:01     INFO - GECKO(1629) | JavaScript error: chrome://mochikit/content/browser-test.js, line 1108: TypeError: can't access property "shift", currentScope.__tasks is null
[task 2022-10-17T19:24:01.281Z] 19:24:01     INFO - GECKO(1629) | [Parent 1629, Compositor] WARNING: IPC Connection Error: [Parent][PImageBridgeParent] RunMessage(msgname=PImageBridge::Msg_WillClose) Channel closing: too late to send/recv, messages will be lost: file /builds/worker/checkouts/gecko/ipc/glue/MessageChannel.cpp:1883
[task 2022-10-17T19:24:01.292Z] 19:24:01     INFO - GECKO(1629) | [Parent 1629, IPDL Background] WARNING: IPC Connection Error: [Parent][PBackgroundParent] RunMessage(msgname=PRemoteWorkerService::Msg___delete__) Channel closing: too late to send/recv, messages will be lost: file /builds/worker/checkouts/gecko/ipc/glue/MessageChannel.cpp:1883
[task 2022-10-17T19:24:01.301Z] 19:24:01     INFO - GECKO(1629) | [Parent 1629, Compositor] WARNING: IPC Connection Error: [Parent][PCompositorManagerParent] RunMessage(msgname=PCompositorBridge::Msg___delete__) Channel closing: too late to send/recv, messages will be lost: file /builds/worker/checkouts/gecko/ipc/glue/MessageChannel.cpp:1883
[task 2022-10-17T19:24:01.301Z] 19:24:01     INFO - GECKO(1629) | [Parent 1629, Compositor] WARNING: IPC Connection Error: [Parent][PImageBridgeParent] RunMessage(msgname=PImageBridge::Msg_WillClose) Channel closing: too late to send/recv, messages will be lost: file /builds/worker/checkouts/gecko/ipc/glue/MessageChannel.cpp:1883
[task 2022-10-17T19:24:01.307Z] 19:24:01     INFO - GECKO(1629) | [Parent 1629, IPDL Background] WARNING: IPC Connection Error: [Parent][PBackgroundParent] RunMessage(msgname=PRemoteWorkerService::Msg___delete__) Channel closing: too late to send/recv, messages will be lost: file /builds/worker/checkouts/gecko/ipc/glue/MessageChannel.cpp:1883
[task 2022-10-17T19:24:01.314Z] 19:24:01     INFO - GECKO(1629) | [Parent 1629, Compositor] WARNING: IPC Connection Error: [Parent][PCompositorManagerParent] RunMessage(msgname=PCompositorBridge::Msg___delete__) Channel closing: too late to send/recv, messages will be lost: file /builds/worker/checkouts/gecko/ipc/glue/MessageChannel.cpp:1883
[task 2022-10-17T19:24:01.317Z] 19:24:01     INFO - GECKO(1629) | [Parent 1629, IPDL Background] WARNING: IPC Connection Error: [Parent][PBackgroundParent] RunMessage(msgname=PRemoteWorkerService::Msg___delete__) Channel closing: too late to send/recv, messages will be lost: file /builds/worker/checkouts/gecko/ipc/glue/MessageChannel.cpp:1883
[task 2022-10-17T19:24:01.323Z] 19:24:01     INFO - GECKO(1629) | [Parent 1629, Compositor] WARNING: IPC Connection Error: [Parent][PCompositorManagerParent] RunMessage(msgname=PCompositorBridge::Msg___delete__) Channel closing: too late to send/recv, messages will be lost: file /builds/worker/checkouts/gecko/ipc/glue/MessageChannel.cpp:1883
[task 2022-10-17T19:24:01.331Z] 19:24:01     INFO - GECKO(1629) | [Child 3581: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f899123c400 == 0 [pid = 3581] [id = 0] [url = http://example.com/]
[task 2022-10-17T19:24:01.360Z] 19:24:01     INFO - GECKO(1629) | [Child 3581: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (7f899123f000) [pid = 3581] [serial = 3] [outer = 0] [url = http://example.com/]
[task 2022-10-17T19:24:01.363Z] 19:24:01     INFO - GECKO(1629) | [Child 3581: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (7f89ac891bc0) [pid = 3581] [serial = 1] [outer = 0] [url = http://example.com/]
[task 2022-10-17T19:24:01.366Z] 19:24:01     INFO - GECKO(1629) | [Child 3581, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3387
[task 2022-10-17T19:24:01.373Z] 19:24:01     INFO - GECKO(1629) | [Child 3581, Main Thread] WARNING: NS_ENSURE_TRUE(InitStaticMembers()) failed: file /builds/worker/workspace/obj-build/dist/include/mozilla/Preferences.h:129
[task 2022-10-17T19:24:01.391Z] 19:24:01     INFO - GECKO(1629) | [Child 3581, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4630
[task 2022-10-17T19:24:01.508Z] 19:24:01     INFO - GECKO(1629) | [Child 3502: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (7ff1a9540800) [pid = 3502] [serial = 3] [outer = 0] [url = https://example.com/]
[task 2022-10-17T19:24:01.510Z] 19:24:01     INFO - GECKO(1629) | [Child 3502: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (7ff1c4a91bc0) [pid = 3502] [serial = 1] [outer = 0] [url = https://example.com/]
[task 2022-10-17T19:24:01.510Z] 19:24:01     INFO - GECKO(1629) | [Child 3502, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3387
[task 2022-10-17T19:24:01.555Z] 19:24:01     INFO - GECKO(1629) | [Child 3502, Main Thread] WARNING: NS_ENSURE_TRUE(InitStaticMembers()) failed: file /builds/worker/workspace/obj-build/dist/include/mozilla/Preferences.h:129
[task 2022-10-17T19:24:01.591Z] 19:24:01     INFO - GECKO(1629) | [Child 1743: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7fdb92119c00 == 0 [pid = 1743] [id = 26] [url = about:blank]
[task 2022-10-17T19:24:01.613Z] 19:24:01     INFO - GECKO(1629) | [Child 3479: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (7f23da342800) [pid = 3479] [serial = 3] [outer = 0] [url = http://example.com/]
[task 2022-10-17T19:24:01.617Z] 19:24:01     INFO - GECKO(1629) | [Child 3502, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4630
[task 2022-10-17T19:24:01.620Z] 19:24:01     INFO - GECKO(1629) | [Child 3479: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (7f23f5891bc0) [pid = 3479] [serial = 1] [outer = 0] [url = http://example.com/]
[task 2022-10-17T19:24:01.624Z] 19:24:01     INFO - GECKO(1629) | [Child 3549: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (7fb972340000) [pid = 3549] [serial = 3] [outer = 0] [url = http://example.com/]
[task 2022-10-17T19:24:01.625Z] 19:24:01     INFO - GECKO(1629) | [Child 3479, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3387
[task 2022-10-17T19:24:01.629Z] 19:24:01     INFO - GECKO(1629) | [Child 3549: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (7fb98d891bc0) [pid = 3549] [serial = 1] [outer = 0] [url = http://example.com/]
[task 2022-10-17T19:24:01.632Z] 19:24:01     INFO - GECKO(1629) | [Child 3549, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3387
[task 2022-10-17T19:24:01.635Z] 19:24:01     INFO - GECKO(1629) | [Child 3479, Main Thread] WARNING: NS_ENSURE_TRUE(InitStaticMembers()) failed: file /builds/worker/workspace/obj-build/dist/include/mozilla/Preferences.h:129
[task 2022-10-17T19:24:01.642Z] 19:24:01     INFO - GECKO(1629) | [Child 3549, Main Thread] WARNING: NS_ENSURE_TRUE(InitStaticMembers()) failed: file /builds/worker/workspace/obj-build/dist/include/mozilla/Preferences.h:129
[task 2022-10-17T19:24:01.655Z] 19:24:01     INFO - GECKO(1629) | [Child 3479, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4630
[task 2022-10-17T19:24:01.664Z] 19:24:01     INFO - GECKO(1629) | [Child 3549, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4630
[task 2022-10-17T19:24:01.848Z] 19:24:01     INFO - GECKO(1629) | [Child 1789: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f90656dd800 == 0 [pid = 1789] [id = 138] [url = about:newtab]
[task 2022-10-17T19:24:01.982Z] 19:24:01     INFO - GECKO(1629) | [Child 1789: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (7f9065d0b4d0) [pid = 1789] [serial = 416] [outer = 0] [url = about:newtab]
[task 2022-10-17T19:24:01.986Z] 19:24:01     INFO - GECKO(1629) | [Child 1789: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (7f9061d2dc00) [pid = 1789] [serial = 418] [outer = 0] [url = about:newtab]
[task 2022-10-17T19:24:02.485Z] 19:24:02     INFO - GECKO(1629) | [Parent 1629: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f732b8e6800 == 5 [pid = 1629] [id = 60] [url = chrome://global/content/backgroundPageThumbs.xhtml]
[task 2022-10-17T19:24:02.859Z] 19:24:02     INFO - Console message: [JavaScript Error: "TypeError: can't access property "shift", currentScope.__tasks is null" {file: "chrome://mochikit/content/browser-test.js" line: 1108}]
[task 2022-10-17T19:24:02.865Z] 19:24:02     INFO - GECKO(1629) | [Parent 1629, Compositor] WARNING: IPC Connection Error: [Parent][PCompositorManagerParent] RunMessage(msgname=PCompositorBridge::Msg___delete__) Channel closing: too late to send/recv, messages will be lost: file /builds/worker/checkouts/gecko/ipc/glue/MessageChannel.cpp:1883
[task 2022-10-17T19:24:02.895Z] 19:24:02     INFO - GECKO(1629) | [Parent 1629, Compositor] WARNING: IPC Connection Error: [Parent][PCompositorManagerParent] RunMessage(msgname=PCompositorBridge::Msg___delete__) Channel closing: too late to send/recv, messages will be lost: file /builds/worker/checkouts/gecko/ipc/glue/MessageChannel.cpp:1883
[task 2022-10-17T19:24:02.913Z] 19:24:02     INFO - GECKO(1629) | [Child 3636, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3387
[task 2022-10-17T19:24:02.925Z] 19:24:02     INFO - GECKO(1629) | [Parent 1629, Compositor] WARNING: IPC Connection Error: [Parent][PCompositorManagerParent] RunMessage(msgname=PCompositorBridge::Msg___delete__) Channel closing: too late to send/recv, messages will be lost: file /builds/worker/checkouts/gecko/ipc/glue/MessageChannel.cpp:1883
[task 2022-10-17T19:24:02.939Z] 19:24:02     INFO - GECKO(1629) | [Child 3636, Main Thread] WARNING: NS_ENSURE_TRUE(InitStaticMembers()) failed: file /builds/worker/workspace/obj-build/dist/include/mozilla/Preferences.h:129
[task 2022-10-17T19:24:02.944Z] 19:24:02     INFO - GECKO(1629) | [Parent 1629: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 12 (7f733be8e400) [pid = 1629] [serial = 7] [outer = 0] [url = about:blank]
[task 2022-10-17T19:24:02.948Z] 19:24:02     INFO - GECKO(1629) | [Child 3660, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3387
[task 2022-10-17T19:24:02.960Z] 19:24:02     INFO - GECKO(1629) | [Child 3660, Main Thread] WARNING: NS_ENSURE_TRUE(InitStaticMembers()) failed: file /builds/worker/workspace/obj-build/dist/include/mozilla/Preferences.h:129
[task 2022-10-17T19:24:02.972Z] 19:24:02     INFO - GECKO(1629) | [Child 3614, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3387
[task 2022-10-17T19:24:02.982Z] 19:24:02     INFO - GECKO(1629) | [Child 3636, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4630
[task 2022-10-17T19:24:02.995Z] 19:24:02     INFO - GECKO(1629) | [Child 3614, Main Thread] WARNING: NS_ENSURE_TRUE(InitStaticMembers()) failed: file /builds/worker/workspace/obj-build/dist/include/mozilla/Preferences.h:129
[task 2022-10-17T19:24:03.008Z] 19:24:03     INFO - GECKO(1629) | [Child 3660, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4630
[task 2022-10-17T19:24:03.025Z] 19:24:03     INFO - GECKO(1629) | [Child 3614, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4630
[task 2022-10-17T19:24:03.152Z] 19:24:03     INFO - GECKO(1629) | [Child 1743: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (7fdb92112400) [pid = 1743] [serial = 64] [outer = 0] [url = about:blank]
[task 2022-10-17T19:24:03.164Z] 19:24:03     INFO - GECKO(1629) | [Child 1743: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (7fdbad5919f0) [pid = 1743] [serial = 62] [outer = 0] [url = about:blank]
[task 2022-10-17T19:24:04.215Z] 19:24:04     INFO - GECKO(1629) | Completed ShutdownLeaks collections in process 2265
[task 2022-10-17T19:24:04.286Z] 19:24:04     INFO - GECKO(1629) | Completed ShutdownLeaks collections in process 3508
[task 2022-10-17T19:24:04.319Z] 19:24:04     INFO - GECKO(1629) | Completed ShutdownLeaks collections in process 3572
[task 2022-10-17T19:24:04.367Z] 19:24:04     INFO - GECKO(1629) | Completed ShutdownLeaks collections in process 2278
[task 2022-10-17T19:24:04.370Z] 19:24:04     INFO - GECKO(1629) | Completed ShutdownLeaks collections in process 1743
[task 2022-10-17T19:24:04.390Z] 19:24:04     INFO - GECKO(1629) | Completed ShutdownLeaks collections in process 1807
[task 2022-10-17T19:24:04.503Z] 19:24:04     INFO - GECKO(1629) | Completed ShutdownLeaks collections in process 1789
[task 2022-10-17T19:24:04.712Z] 19:24:04     INFO - GECKO(1629) | [Parent 1629: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 11 (7f732b811d40) [pid = 1629] [serial = 146] [outer = 0] [url = chrome://global/content/backgroundPageThumbs.xhtml]
[task 2022-10-17T19:24:04.715Z] 19:24:04     INFO - GECKO(1629) | [Parent 1629: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 10 (7f732fb14c00) [pid = 1629] [serial = 148] [outer = 0] [url = chrome://global/content/backgroundPageThumbs.xhtml]
[task 2022-10-17T19:24:04.836Z] 19:24:04     INFO - GECKO(1629) | Completed ShutdownLeaks collections in process 1718
[task 2022-10-17T19:24:05.223Z] 19:24:05     INFO - GECKO(1629) | [Parent 1629: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 11 (7f72fa064000) [pid = 1629] [serial = 212] [outer = 7f734d93c090]
[task 2022-10-17T19:24:07.408Z] 19:24:07     INFO - GECKO(1629) | [Parent 1629: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 10 (7f72fa065400) [pid = 1629] [serial = 211] [outer = 0] [url = about:blank]
[task 2022-10-17T19:24:07.870Z] 19:24:07     INFO - GECKO(1629) | Completed ShutdownLeaks collections in process 1629
[task 2022-10-17T19:24:07.872Z] 19:24:07     INFO - TEST-START | Shutdown
```