Bug: Intermittent browser/base/content/test/zoom/browser_default_zoom_sitespecific.js | Test timed out -
Status: RESOLVED
Priority: P5
Resolution: FIXED
Created: 2020-02-19 23:49:38+00:00
Resolved: 2020-03-09 15:15:23+00:00

**Filed by:** dluca [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer.html#?job_id=289594640&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/DpvlzfRrTVyoqgRNkdsKzQ/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/DpvlzfRrTVyoqgRNkdsKzQ/runs/0/artifacts/public/logs/live_backing.log&only_show_unexpected=1

---

```
INFO - TEST-START | browser/base/content/test/zoom/browser_default_zoom_sitespecific.js
[task 2020-02-19T22:01:27.993Z] 22:01:27     INFO - GECKO(1678) | [Child 1683: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 0x10d096800 == 2 [pid = 1683] [id = {d1f16154-35b5-494d-9c48-b0f5942922c3}]
[task 2020-02-19T22:01:27.993Z] 22:01:27     INFO - GECKO(1678) | [Child 1683: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 7 (0x10d4213e0) [pid = 1683] [serial = 12] [outer = 0x0]
[task 2020-02-19T22:01:27.993Z] 22:01:27     INFO - GECKO(1678) | [Child 1683, Main Thread] WARNING: NS_ENSURE_TRUE(mPresShell) failed: file /builds/worker/workspace/build/src/layout/base/nsPresContext.cpp, line 847
[task 2020-02-19T22:01:27.994Z] 22:01:27     INFO - GECKO(1678) | [Child 1683: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 8 (0x10d3efc00) [pid = 1683] [serial = 13] [outer = 0x10d4213e0]
[task 2020-02-19T22:01:27.994Z] 22:01:27     INFO - GECKO(1678) | [Child 1683: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 9 (0x10fb76c00) [pid = 1683] [serial = 14] [outer = 0x10d4213e0]
[task 2020-02-19T22:01:28.226Z] 22:01:28     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 11 (0x127981000) [pid = 1685] [serial = 7] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:28.227Z] 22:01:28     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 10 (0x1217eb000) [pid = 1685] [serial = 2] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:28.227Z] 22:01:28     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 9 (0x12797b000) [pid = 1685] [serial = 6] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:28.227Z] 22:01:28     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 8 (0x11943b400) [pid = 1685] [serial = 3] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:28.227Z] 22:01:28     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x12752f000 == 1 [pid = 1685] [id = {7cffb65f-612d-d340-a40f-bfcb20bd84b4}] [url = https://example.org/]
[task 2020-02-19T22:01:28.227Z] 22:01:28     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x12752e800 == 0 [pid = 1685] [id = {ae4bf361-10a9-6d42-a41d-8bbcf5a0d2d8}] [url = https://example.org/]
[task 2020-02-19T22:01:28.276Z] 22:01:28     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 7 (0x12751c200) [pid = 1685] [serial = 1] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:28.298Z] 22:01:28     INFO - GECKO(1678) | [Child 1689: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x120b4b800 == 0 [pid = 1689] [id = {ebed23c2-021c-7046-a171-feebf74cf1ca}] [url = https://example.org/]
[task 2020-02-19T22:01:28.341Z] 22:01:28     INFO - GECKO(1678) | console.info: Wait tab event: load
[task 2020-02-19T22:01:28.341Z] 22:01:28     INFO - GECKO(1678) | console.info: Expecting load for:  https://example.org/
[task 2020-02-19T22:01:28.443Z] 22:01:28     INFO - GECKO(1678) | [Child 1683, Main Thread] WARNING: Trying to request nsIHttpChannel from DocumentChannel, this is likely broken: file /builds/worker/workspace/build/src/netwerk/ipc/DocumentChannel.cpp, line 64
[task 2020-02-19T22:01:28.443Z] 22:01:28     INFO - GECKO(1678) | [Child 1683: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 10 (0x120e8f400) [pid = 1683] [serial = 15] [outer = 0x10d4213e0]
[task 2020-02-19T22:01:28.558Z] 22:01:28     INFO - GECKO(1678) | console.info: Tab event received: load
[task 2020-02-19T22:01:28.595Z] 22:01:28     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 17 (0x13982e000) [pid = 1682] [serial = 6] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:28.595Z] 22:01:28     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 16 (0x11e4edc00) [pid = 1682] [serial = 2] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:28.595Z] 22:01:28     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 15 (0x13982f400) [pid = 1682] [serial = 9] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:28.595Z] 22:01:28     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 14 (0x13982b800) [pid = 1682] [serial = 5] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:28.596Z] 22:01:28     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x12433d800 == 2 [pid = 1682] [id = {15e8dcbb-9996-bb46-a540-a1c5f09786b8}] [url = about:blank]
[task 2020-02-19T22:01:28.596Z] 22:01:28     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x124335000 == 1 [pid = 1682] [id = {3456eba9-4200-ba45-a13e-dc0ffa516123}] [url = https://example.org/]
[task 2020-02-19T22:01:28.657Z] 22:01:28     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 13 (0x124323200) [pid = 1682] [serial = 1] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:28.657Z] 22:01:28     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 12 (0x124323980) [pid = 1682] [serial = 4] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:28.657Z] 22:01:28     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 0x12752e800 == 1 [pid = 1685] [id = {1cbe7841-52f3-a942-8015-7e3c63741744}]
[task 2020-02-19T22:01:28.657Z] 22:01:28     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 8 (0x12751c3e0) [pid = 1685] [serial = 13] [outer = 0x0]
[task 2020-02-19T22:01:28.657Z] 22:01:28     INFO - GECKO(1678) | [Child 1685, Main Thread] WARNING: NS_ENSURE_TRUE(mPresShell) failed: file /builds/worker/workspace/build/src/layout/base/nsPresContext.cpp, line 847
[task 2020-02-19T22:01:28.657Z] 22:01:28     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 9 (0x119449000) [pid = 1685] [serial = 14] [outer = 0x12751c3e0]
[task 2020-02-19T22:01:28.659Z] 22:01:28     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 10 (0x1275c0000) [pid = 1685] [serial = 15] [outer = 0x12751c3e0]
[task 2020-02-19T22:01:28.825Z] 22:01:28     INFO - GECKO(1678) | [Child 1687: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x10faa0000 == 0 [pid = 1687] [id = {5d77725e-957d-1044-82b1-0d4b1f36ef04}] [url = about:blank]
[task 2020-02-19T22:01:29.857Z] 22:01:29     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 11 (0x1156f2000) [pid = 1686] [serial = 2] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:29.857Z] 22:01:29     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 10 (0x1156f4400) [pid = 1686] [serial = 6] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:29.858Z] 22:01:29     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 9 (0x129381c00) [pid = 1686] [serial = 7] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:29.858Z] 22:01:29     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 8 (0x110845400) [pid = 1686] [serial = 3] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:29.858Z] 22:01:29     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x11534b800 == 0 [pid = 1686] [id = {2cf1d7cf-a1bc-5f4a-b501-e36652f071f7}] [url = https://example.org/]
[task 2020-02-19T22:01:29.892Z] 22:01:29     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 7 (0x115723980) [pid = 1686] [serial = 5] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:29.892Z] 22:01:29     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 6 (0x115723200) [pid = 1686] [serial = 1] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:31.607Z] 22:01:31     INFO - GECKO(1678) | [Child 1688: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 3 (0x11eae8000) [pid = 1688] [serial = 2] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:31.607Z] 22:01:31     INFO - GECKO(1678) | [Child 1688: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (0x10c04a000) [pid = 1688] [serial = 3] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:31.626Z] 22:01:31     INFO - GECKO(1678) | [Child 1683: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 9 (0x10fb7bc00) [pid = 1683] [serial = 4] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:31.627Z] 22:01:31     INFO - GECKO(1678) | [Child 1683: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 8 (0x1200d0800) [pid = 1683] [serial = 10] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:31.627Z] 22:01:31     INFO - GECKO(1678) | [Child 1683: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 0x10d432800 == 1 [pid = 1683] [id = {093fddc1-f01f-6a40-9026-7013068d7aae}] [url = about:blank]
[task 2020-02-19T22:01:31.627Z] 22:01:31     INFO - GECKO(1678) | [Child 1688: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (0x124819200) [pid = 1688] [serial = 1] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:31.645Z] 22:01:31     INFO - GECKO(1678) | [Child 1683: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 7 (0x10d421980) [pid = 1683] [serial = 5] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:32.393Z] 22:01:32     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 9 (0x12797ec00) [pid = 1685] [serial = 4] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:32.393Z] 22:01:32     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 8 (0x1282db800) [pid = 1685] [serial = 10] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:32.393Z] 22:01:32     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 7 (0x12904ec00) [pid = 1685] [serial = 11] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:32.426Z] 22:01:32     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 6 (0x12751c980) [pid = 1685] [serial = 5] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:32.426Z] 22:01:32     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 5 (0x12751d100) [pid = 1685] [serial = 9] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:32.427Z] 22:01:32     INFO - GECKO(1678) | [Child 1689: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 3 (0x1225ea000) [pid = 1689] [serial = 2] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:32.427Z] 22:01:32     INFO - GECKO(1678) | [Child 1689: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (0x10fd4d400) [pid = 1689] [serial = 3] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:32.457Z] 22:01:32     INFO - GECKO(1678) | [Child 1689: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (0x128319200) [pid = 1689] [serial = 1] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:32.858Z] 22:01:32     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 11 (0x13982cc00) [pid = 1682] [serial = 16] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:32.858Z] 22:01:32     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 10 (0x14afe8400) [pid = 1682] [serial = 17] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:32.858Z] 22:01:32     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 9 (0x11e4f2800) [pid = 1682] [serial = 12] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:32.859Z] 22:01:32     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 8 (0x14809f800) [pid = 1682] [serial = 13] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:32.859Z] 22:01:32     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 7 (0x11e4f2c00) [pid = 1682] [serial = 3] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:32.859Z] 22:01:32     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 6 (0x14809e000) [pid = 1682] [serial = 7] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:32.941Z] 22:01:32     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 5 (0x1243242e0) [pid = 1682] [serial = 8] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:32.941Z] 22:01:32     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 4 (0x124324a60) [pid = 1682] [serial = 11] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:34.091Z] 22:01:34     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 5 (0x12b4c6000) [pid = 1686] [serial = 10] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:34.091Z] 22:01:34     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 4 (0x12b54a000) [pid = 1686] [serial = 11] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:34.091Z] 22:01:34     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 3 (0x129380000) [pid = 1686] [serial = 4] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:34.091Z] 22:01:34     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (0x129ddcc00) [pid = 1686] [serial = 8] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:34.102Z] 22:01:34     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 3 (0x14b0dfc00) [pid = 1682] [serial = 14] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:34.102Z] 22:01:34     INFO - GECKO(1678) | [Child 1682: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (0x14b0d7000) [pid = 1682] [serial = 10] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:34.187Z] 22:01:34     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (0x1157242e0) [pid = 1686] [serial = 9] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:34.897Z] 22:01:34     INFO - GECKO(1678) | [Child 1683: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 6 (0x10d3efc00) [pid = 1683] [serial = 13] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:34.900Z] 22:01:34     INFO - GECKO(1678) | [Child 1683: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 5 (0x10fb76c00) [pid = 1683] [serial = 14] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:34.900Z] 22:01:34     INFO - GECKO(1678) | [Child 1683: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 4 (0x1200d2800) [pid = 1683] [serial = 8] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:34.924Z] 22:01:34     INFO - GECKO(1678) | 2020-02-19 22:01:34.902 firefox[1678:7623] Persistent UI failed to open file file:///Users/cltbld/Library/Saved%20Application%20State/org.mozilla.nightlydebug.savedState/window_1.data: No such file or directory (2)
[task 2020-02-19T22:01:34.976Z] 22:01:34     INFO - GECKO(1678) | [Child 1683: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 3 (0x10d422100) [pid = 1683] [serial = 9] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:35.855Z] 22:01:35     INFO - GECKO(1678) | [Child 1688: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (0x124c7f400) [pid = 1688] [serial = 4] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:35.898Z] 22:01:35     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 4 (0x128ea1000) [pid = 1685] [serial = 12] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:35.898Z] 22:01:35     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 3 (0x119449000) [pid = 1685] [serial = 14] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:35.898Z] 22:01:35     INFO - GECKO(1678) | [Child 1685: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (0x1282db000) [pid = 1685] [serial = 8] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:36.672Z] 22:01:36     INFO - GECKO(1678) | [Child 1689: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (0x12877a800) [pid = 1689] [serial = 4] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:37.296Z] 22:01:37     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (0x12b552000) [pid = 1686] [serial = 12] [outer = 0x0] [url = https://example.org/]
[task 2020-02-19T22:01:38.759Z] 22:01:38     INFO - GECKO(1678) | [Child 1687: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (0x123714200) [pid = 1687] [serial = 1] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:39.198Z] 22:01:39     INFO - GECKO(1678) | [Child 1683: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (0x12117d000) [pid = 1683] [serial = 11] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:01:42.944Z] 22:01:42     INFO - GECKO(1678) | [Child 1687: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (0x11d9e7c00) [pid = 1687] [serial = 2] [outer = 0x0] [url = about:blank]
[task 2020-02-19T22:02:58.028Z] 22:02:58     INFO - TEST-INFO | started process screencapture
[task 2020-02-19T22:02:58.184Z] 22:02:58     INFO - TEST-INFO | screencapture: exit 0
[task 2020-02-19T22:02:58.184Z] 22:02:58     INFO - Buffered messages logged at 22:01:27
[task 2020-02-19T22:02:58.184Z] 22:02:58     INFO - Entering test bound test_iframe_global_zoom
[task 2020-02-19T22:02:58.184Z] 22:02:58     INFO - Buffered messages logged at 22:01:28
[task 2020-02-19T22:02:58.185Z] 22:02:58     INFO - TEST-PASS | browser/base/content/test/zoom/browser_default_zoom_sitespecific.js | tab 2 zoom has been set to 100% - 
[task 2020-02-19T22:02:58.185Z] 22:02:58     INFO - Buffered messages finished
[task 2020-02-19T22:02:58.185Z] 22:02:58     INFO - TEST-UNEXPECTED-FAIL | browser/base/content/test/zoom/browser_default_zoom_sitespecific.js | Test timed out - 
[task 2020-02-19T22:02:58.187Z] 22:02:58     INFO - GECKO(1678) | MEMORY STAT | vsize 7595MB | residentFast 319MB | heapAllocated 100MB
[task 2020-02-19T22:02:58.187Z] 22:02:58     INFO - TEST-OK | browser/base/content/test/zoom/browser_default_zoom_sitespecific.js | took 90102ms
[task 2020-02-19T22:02:58.187Z] 22:02:58     INFO - Not taking screenshot here: see the one that was previously logged
[task 2020-02-19T22:02:58.187Z] 22:02:58     INFO - TEST-UNEXPECTED-FAIL | browser/base/content/test/zoom/browser_default_zoom_sitespecific.js | Found a tab after previous test timed out: about:blank - 
[task 2020-02-19T22:02:58.187Z] 22:02:58     INFO - Not taking screenshot here: see the one that was previously logged
[task 2020-02-19T22:02:58.187Z] 22:02:58     INFO - TEST-UNEXPECTED-FAIL | browser/base/content/test/zoom/browser_default_zoom_sitespecific.js | Found a tab after previous test timed out: https://example.org/ - 
[task 2020-02-19T22:02:58.187Z] 22:02:58     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 0x10fe43000 == 1 [pid = 1686] [id = {9c19234f-9ed1-2b49-a255-3561fbfcac85}]
[task 2020-02-19T22:02:58.187Z] 22:02:58     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 1 (0x10fe5d200) [pid = 1686] [serial = 13] [outer = 0x0]
[task 2020-02-19T22:02:58.187Z] 22:02:58     INFO - GECKO(1678) | [Child 1686, Main Thread] WARNING: NS_ENSURE_TRUE(mPresShell) failed: file /builds/worker/workspace/build/src/layout/base/nsPresContext.cpp, line 847
[task 2020-02-19T22:02:58.187Z] 22:02:58     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 2 (0x11084d000) [pid = 1686] [serial = 14] [outer = 0x10fe5d200]
[task 2020-02-19T22:02:58.200Z] 22:02:58     INFO - GECKO(1678) | [Child 1686: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 3 (0x1157c7c00) [pid = 1686] [serial = 15] [outer = 0x10fe5d200]
[task 2020-02-19T22:02:58.221Z] 22:02:58     INFO - checking window state
```