Bug: Intermittent Assertion failure: !tc->isMarkedGray(), at /builds/worker/checkouts/gecko/js/src/gc/GC.cpp:9037
Status: REOPENED
Priority: P5
Created: 2020-12-28 23:35:40+00:00
Resolved: 2025-03-03 06:44:53+00:00

**Filed by:** apavel [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=325514669&repo=mozilla-central
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/F9K81XKvSJSDcblHGu9b6w/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2020-12-28T21:32:44.513Z] 21:32:44     INFO - TEST-START | browser/base/content/test/keyboard/browser_toolbarKeyNav.js
[task 2020-12-28T21:32:45.505Z] 21:32:45     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 0x7f32d3d36800 == 2 [pid = 2005] [id = 3]
[task 2020-12-28T21:32:45.505Z] 21:32:45     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 9 (0x7f32d3ca5200) [pid = 2005] [serial = 10] [outer = (nil)]
[task 2020-12-28T21:32:45.508Z] 21:32:45     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 10 (0x7f32d3d38c00) [pid = 2005] [serial = 11] [outer = 0x7f32d3ca5200]
[task 2020-12-28T21:32:45.741Z] 21:32:45     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 11 (0x7f32f022dc00) [pid = 2005] [serial = 12] [outer = 0x7f32d3ca5200]
[task 2020-12-28T21:32:46.178Z] 21:32:46     INFO - GECKO(1945) | [Child 2143: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 0x7f2da82adc00 == 2 [pid = 2143] [id = 1]
[task 2020-12-28T21:32:46.178Z] 21:32:46     INFO - GECKO(1945) | [Child 2143: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 4 (0x7f2da833b3c0) [pid = 2143] [serial = 4] [outer = (nil)]
[task 2020-12-28T21:32:46.178Z] 21:32:46     INFO - GECKO(1945) | [Child 2143: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 5 (0x7f2da82aec00) [pid = 2143] [serial = 5] [outer = 0x7f2da833b3c0]
[task 2020-12-28T21:32:46.511Z] 21:32:46     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x7f0c51d9a800 == 9 [pid = 1945] [id = 7] [url = chrome://browser/content/places/places.xhtml]
[task 2020-12-28T21:32:46.554Z] 21:32:46     INFO - GECKO(1945) | [Child 2143, Main Thread] WARNING: NS_ENSURE_TRUE(info) failed: file /builds/worker/checkouts/gecko/extensions/permissions/PermissionDelegateHandler.cpp:348
[task 2020-12-28T21:32:46.561Z] 21:32:46     INFO - GECKO(1945) | [Child 2143: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 6 (0x7f2dae5fd000) [pid = 2143] [serial = 6] [outer = 0x7f2da833b3c0]
[task 2020-12-28T21:32:47.527Z] 21:32:47     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 0x7f32d3d3a400 == 3 [pid = 2005] [id = 4]
[task 2020-12-28T21:32:47.528Z] 21:32:47     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 12 (0x7f32d3ca5740) [pid = 2005] [serial = 13] [outer = (nil)]
[task 2020-12-28T21:32:47.529Z] 21:32:47     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 13 (0x7f32d3d3d000) [pid = 2005] [serial = 14] [outer = 0x7f32d3ca5740]
[task 2020-12-28T21:32:47.734Z] 21:32:47     INFO - GECKO(1945) | [Child 2005, Main Thread] WARNING: NS_ENSURE_TRUE(info) failed: file /builds/worker/checkouts/gecko/extensions/permissions/PermissionDelegateHandler.cpp:348
[task 2020-12-28T21:32:47.734Z] 21:32:47     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 14 (0x7f32d2e8cc00) [pid = 2005] [serial = 15] [outer = 0x7f32d3ca5740]
[task 2020-12-28T21:32:47.891Z] 21:32:47     INFO - GECKO(1945) | [Parent 1945, Main Thread] WARNING: '!window', file /builds/worker/checkouts/gecko/dom/cache/CacheStorage.cpp:578
[task 2020-12-28T21:32:47.932Z] 21:32:47     INFO - GECKO(1945) | [Child 2005, Main Thread] WARNING: NS_ENSURE_TRUE(info) failed: file /builds/worker/checkouts/gecko/extensions/permissions/PermissionDelegateHandler.cpp:348
[task 2020-12-28T21:32:48.028Z] 21:32:48     INFO - GECKO(1945) | [Child 2143, Main Thread] WARNING: '!window', file /builds/worker/checkouts/gecko/dom/cache/CacheStorage.cpp:578

[task 2020-12-28T21:32:58.232Z] 21:32:58     INFO - TEST-OK | browser/base/content/test/keyboard/browser_toolbarKeyNav.js | took 13709ms
[task 2020-12-28T21:32:58.247Z] 21:32:58     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 0x7f32d1306c00 == 3 [pid = 2005] [id = 12]
[task 2020-12-28T21:32:58.247Z] 21:32:58     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 16 (0x7f32d3ca5580) [pid = 2005] [serial = 37] [outer = (nil)]
[task 2020-12-28T21:32:58.247Z] 21:32:58     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 17 (0x7f32d1307c00) [pid = 2005] [serial = 38] [outer = 0x7f32d3ca5580]
[task 2020-12-28T21:32:58.325Z] 21:32:58     INFO - checking window state
[task 2020-12-28T21:32:58.413Z] 21:32:58     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 22 (0x7f0c4d87f000) [pid = 1945] [serial = 26] [outer = 0x7f0c632c4740]
[task 2020-12-28T21:32:58.434Z] 21:32:58     INFO - GECKO(1945) | [Parent 1945, Main Thread] WARNING: NS_ENSURE_TRUE(presShell) failed: file /builds/worker/checkouts/gecko/dom/base/nsGlobalWindowOuter.cpp:4287
[task 2020-12-28T21:32:58.449Z] 21:32:58     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 23 (0x7f0c4d87a800) [pid = 1945] [serial = 27] [outer = 0x7f0c632c4740]
[task 2020-12-28T21:32:58.928Z] 21:32:58     INFO - GECKO(1945) | [Child 2078, Main Thread] WARNING: NS_ENSURE_SUCCESS(rv, rv) failed with result 0x80040111 (NS_ERROR_NOT_AVAILABLE): file /builds/worker/checkouts/gecko/caps/BasePrincipal.cpp:1349
[task 2020-12-28T21:32:58.944Z] 21:32:58     INFO - GECKO(1945) | [Child 2078, Main Thread] WARNING: NS_ENSURE_TRUE(!mHasOrHasHadOwnerWindow || mOwnerWindow) failed: file /builds/worker/checkouts/gecko/dom/events/DOMEventTargetHelper.cpp:327
[task 2020-12-28T21:32:58.960Z] 21:32:58     INFO - GECKO(1945) | Assertion failure: !tc->isMarkedGray(), at /builds/worker/checkouts/gecko/js/src/gc/GC.cpp:9037
[task 2020-12-28T21:32:59.225Z] 21:32:59     INFO - GECKO(1945) | [Child 2143: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (0x7f2da7614400) [pid = 2143] [serial = 18] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:32:59.226Z] 21:32:59     INFO - GECKO(1945) | [Child 2143: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (0x7f2da761f000) [pid = 2143] [serial = 19] [outer = (nil)] [url = https://example.com/]
[task 2020-12-28T21:32:59.282Z] 21:32:59     INFO - GECKO(1945) | [Child 2110: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x7fef1cc26800 == 0 [pid = 2110] [id = 3] [url = about:blank]
[task 2020-12-28T21:32:59.317Z] 21:32:59     INFO - GECKO(1945) | [Parent 1945, Breakpad Server] WARNING: Resource acquired is being released in non-LIFO order; why?
[task 2020-12-28T21:32:59.318Z] 21:32:59     INFO - GECKO(1945) | : file /builds/worker/checkouts/gecko/xpcom/threads/BlockingResourceBase.cpp:292
[task 2020-12-28T21:32:59.319Z] 21:32:59     INFO - GECKO(1945) | --- Mutex : dumpSafetyLock (currently acquired)
[task 2020-12-28T21:32:59.320Z] 21:32:59     INFO - GECKO(1945) |  calling context
[task 2020-12-28T21:32:59.321Z] 21:32:59     INFO - GECKO(1945) |   [stack trace unavailable]
[task 2020-12-28T21:32:59.345Z] 21:32:59     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 16 (0x7f32d3d36800) [pid = 2005] [serial = 18] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:32:59.346Z] 21:32:59     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 15 (0x7f32d9f04000) [pid = 2005] [serial = 21] [outer = (nil)] [url = https://example.com/]
[task 2020-12-28T21:32:59.347Z] 21:32:59     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 14 (0x7f32d3d39400) [pid = 2005] [serial = 29] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:32:59.347Z] 21:32:59     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 13 (0x7f32d3d3d000) [pid = 2005] [serial = 32] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:32:59.348Z] 21:32:59     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 12 (0x7f32d2e96c00) [pid = 2005] [serial = 26] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:32:59.349Z] 21:32:59     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 11 (0x7f32f022fc00) [pid = 2005] [serial = 24] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:32:59.352Z] 21:32:59     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x7f32d3d3a400 == 2 [pid = 2005] [id = 10] [url = https://example.com/]
[task 2020-12-28T21:32:59.353Z] 21:32:59     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x7f32d1303800 == 1 [pid = 2005] [id = 11] [url = about:blank]
[task 2020-12-28T21:32:59.441Z] 21:32:59     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 10 (0x7f32d3c9b400) [pid = 2005] [serial = 27] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:32:59.442Z] 21:32:59     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 9 (0x7f32d1304800) [pid = 2005] [serial = 35] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:32:59.442Z] 21:32:59     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 8 (0x7f32d9ef2400) [pid = 2005] [serial = 30] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:32:59.445Z] 21:32:59     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 7 (0x7f32f0230400) [pid = 2005] [serial = 33] [outer = (nil)] [url = https://example.com/]
[task 2020-12-28T21:32:59.446Z] 21:32:59     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 6 (0x7f32f0262c80) [pid = 2005] [serial = 28] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:32:59.446Z] 21:32:59     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 5 (0x7f32d3cfe040) [pid = 2005] [serial = 31] [outer = (nil)] [url = https://example.com/]
[task 2020-12-28T21:32:59.447Z] 21:32:59     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 4 (0x7f32d3ca5740) [pid = 2005] [serial = 25] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:32:59.785Z] 21:32:59     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 3 (0x7f32d3ca5200) [pid = 2005] [serial = 34] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:33:00.344Z] 21:33:00     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x7f0c4a295800 == 9 [pid = 1945] [id = 10] [url = chrome://browser/content/browser.xhtml]
[task 2020-12-28T21:33:00.345Z] 21:33:00     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x7f0c5d5c5000 == 8 [pid = 1945] [id = 5] [url = about:blank]
[task 2020-12-28T21:33:00.346Z] 21:33:00     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x7f0c50763800 == 7 [pid = 1945] [id = 4] [url = about:blank]
[task 2020-12-28T21:33:00.346Z] 21:33:00     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x7f0c519bf000 == 6 [pid = 1945] [id = 11] [url = about:blank]
[task 2020-12-28T21:33:00.347Z] 21:33:00     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x7f0c4a40fc00 == 5 [pid = 1945] [id = 8] [url = chrome://browser/content/browser.xhtml]
[task 2020-12-28T21:33:00.347Z] 21:33:00     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 22 (0x7f0c5df42000) [pid = 1945] [serial = 12] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:33:00.347Z] 21:33:00     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 21 (0x7f0c5ef23c00) [pid = 1945] [serial = 13] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:33:00.348Z] 21:33:00     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 20 (0x7f0c4a293800) [pid = 1945] [serial = 21] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:33:00.987Z] 21:33:00     INFO - GECKO(1945) | ###!!! [Parent][MessageChannel] Error: (msgtype=0x3A0149,name=PContent::Msg_AsyncMessage) Channel error: cannot send/recv
[task 2020-12-28T21:33:01.045Z] 21:33:01     INFO - GECKO(1945) | ###!!! [Parent][RunMessage] Error: Channel closing: too late to send/recv, messages will be lost
[task 2020-12-28T21:33:01.046Z] 21:33:01     INFO - GECKO(1945) | ###!!! [Parent][RunMessage] Error: Channel closing: too late to send/recv, messages will be lost
[task 2020-12-28T21:33:01.173Z] 21:33:01     INFO - GECKO(1945) | [Child 2005: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (0x7f32d1309800) [pid = 2005] [serial = 36] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:33:01.189Z] 21:33:01     INFO - GECKO(1945) | [Child 2169, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3364
[task 2020-12-28T21:33:01.237Z] 21:33:01     INFO - GECKO(1945) | [Child 2169, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4378
[task 2020-12-28T21:33:01.454Z] 21:33:01     INFO - GECKO(1945) | [Child 2110: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (0x7fef1cc27800) [pid = 2110] [serial = 10] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:33:01.454Z] 21:33:01     INFO - GECKO(1945) | [Child 2110: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (0x7fef1e0d6040) [pid = 2110] [serial = 9] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:33:02.463Z] 21:33:02     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 19 (0x7f0c519fc740) [pid = 1945] [serial = 16] [outer = (nil)] [url = chrome://browser/content/places/places.xhtml]
[task 2020-12-28T21:33:02.464Z] 21:33:02     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 18 (0x7f0c519fcac0) [pid = 1945] [serial = 18] [outer = (nil)] [url = chrome://browser/content/browser.xhtml]
[task 2020-12-28T21:33:02.465Z] 21:33:02     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 17 (0x7f0c385713c0) [pid = 1945] [serial = 24] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:33:02.485Z] 21:33:02     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 16 (0x7f0c51d9c000) [pid = 1945] [serial = 17] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:33:02.486Z] 21:33:02     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 15 (0x7f0c51d97400) [pid = 1945] [serial = 19] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:33:02.487Z] 21:33:02     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 14 (0x7f0c4d87f000) [pid = 1945] [serial = 26] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:33:02.487Z] 21:33:02     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 13 (0x7f0c5349f000) [pid = 1945] [serial = 6] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:33:02.495Z] 21:33:02     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 12 (0x7f0c4d0b7000) [pid = 1945] [serial = 23] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:33:02.495Z] 21:33:02     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 11 (0x7f0c382f0900) [pid = 1945] [serial = 22] [outer = (nil)] [url = chrome://browser/content/browser.xhtml]
[task 2020-12-28T21:33:02.495Z] 21:33:02     INFO - GECKO(1945) | [Parent 1945: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 10 (0x7f0c3622e400) [pid = 1945] [serial = 25] [outer = (nil)] [url = about:blank]
[task 2020-12-28T21:33:02.531Z] 21:33:02     INFO - GECKO(1945) | Completed ShutdownLeaks collections in process 2143
[task 2020-12-28T21:33:02.567Z] 21:33:02     INFO - GECKO(1945) | Completed ShutdownLeaks collections in process 2005
[task 2020-12-28T21:33:02.627Z] 21:33:02     INFO - GECKO(1945) | Completed ShutdownLeaks collections in process 2110
[task 2020-12-28T21:33:03.054Z] 21:33:03     INFO - GECKO(1945) | Completed ShutdownLeaks collections in process 2023
[task 2020-12-28T21:33:06.606Z] 21:33:06     INFO - GECKO(1945) | Completed ShutdownLeaks collections in process 1945
[task 2020-12-28T21:33:06.608Z] 21:33:06     INFO - TEST-START | Shutdown
[task 2020-12-28T21:33:06.609Z] 21:33:06     INFO - Browser Chrome Test Summary
[task 2020-12-28T21:33:06.611Z] 21:33:06     INFO - Passed:  104
[task 2020-12-28T21:33:06.612Z] 21:33:06     INFO - Failed:  0
[task 2020-12-28T21:33:06.613Z] 21:33:06     INFO - Todo:    0
[task 2020-12-28T21:33:06.614Z] 21:33:06     INFO - Mode:    e10s
[task 2020-12-28T21:33:06.615Z] 21:33:06     INFO - *** End BrowserChrome Test Results ***
[task 2020-12-28T21:33:06.674Z] 21:33:06     INFO - GECKO(1945) | [Child 2023, Main Thread] ```