Bug: Intermittent browser/base/content/test/tabcrashed/browser_shownRestartRequired.js | Title element exists. - null == true - JS frame :: chrome://mochitests/content/browser/browser/base/content/test/tabcrashed/browser_shownRestartRequired.js
Status: RESOLVED
Priority: P5
Resolution: FIXED
Created: 2020-05-01 23:01:08+00:00
Resolved: 2022-06-20 06:47:46+00:00

**Filed by:** aciure [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer.html#?job_id=300433007&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/YtzFDoguRp-pUr3SLfrF9g/runs/0/artifacts/public/logs/live_backing.log

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[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - Entering test bound test_default
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - Console message: [JavaScript Error: "The character encoding of the HTML document was not declared. The document will render with garbled text in some browser configurations if the document contains characters from outside the US-ASCII range. The character encoding of the page must be declared in the document or in the transfer protocol." {file: "data:text/html,<html><body>A%20regular,%20everyday,%20normal%20page." line: 0}]
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - Buffered messages logged at 21:58:27
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - Console message: [JavaScript Error: "remote browser crashed while on data:text/html,<html><body>A%20regular,%20everyday,%20normal%20page.
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - " {file: "chrome://mochikit/content/mochitest-e10s-utils.js" line: 10}]
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - e10s_init/<@chrome://mochikit/content/mochitest-e10s-utils.js:10:10
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - EventListener.handleEvent*e10s_init@chrome://mochikit/content/mochitest-e10s-utils.js:6:10
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - testInit@chrome://mochikit/content/browser-test.js:125:5
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - setTimeout handler*@chrome://mochikit/content/browser-test.js:35:11
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - loadChromeScripts@jar:file:///tmp/tmpis6dLP.mozrunner/extensions/mochikit@mozilla.org.xpi!/api.js:21:25
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - loadMochitest@jar:file:///tmp/tmpis6dLP.mozrunner/extensions/mochikit@mozilla.org.xpi!/api.js:143:20
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - @tests/mochitest/runtests.py:1812:5
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - @tests/mochitest/runtests.py:1813:8
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - evaluate.sandbox/promise<@chrome://marionette/content/evaluate.js:138:10
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - evaluate.sandbox@chrome://marionette/content/evaluate.js:114:17
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - GeckoDriver.prototype.execute_@chrome://marionette/content/driver.js:1099:28
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - async*GeckoDriver.prototype.executeScript@chrome://marionette/content/driver.js:974:30
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - despatch@chrome://marionette/content/server.js:305:40
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - execute@chrome://marionette/content/server.js:275:16
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - onPacket/<@chrome://marionette/content/server.js:248:20
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - onPacket@chrome://marionette/content/server.js:249:9
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - _onJSONObjectReady/<@chrome://marionette/content/transport.js:501:20
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - 
[task 2020-05-01T21:58:27.620Z] 21:58:27     INFO - Buffered messages finished
[task 2020-05-01T21:58:27.622Z] 21:58:27     INFO - TEST-UNEXPECTED-FAIL | browser/base/content/test/tabcrashed/browser_shownRestartRequired.js | Title element exists. - null == true - JS frame :: chrome://mochitests/content/browser/browser/base/content/test/tabcrashed/browser_shownRestartRequired.js :: assertIsAtRestartRequiredPage :: line 14
[task 2020-05-01T21:58:27.623Z] 21:58:27     INFO - Stack trace:
[task 2020-05-01T21:58:27.624Z] 21:58:27     INFO - chrome://mochitests/content/browser/browser/base/content/test/tabcrashed/browser_shownRestartRequired.js:assertIsAtRestartRequiredPage:14
[task 2020-05-01T21:58:27.625Z] 21:58:27     INFO - chrome://mochitests/content/browser/browser/base/content/test/tabcrashed/browser_shownRestartRequired.js:crashTabTestHelper/<:40
[task 2020-05-01T21:58:27.625Z] 21:58:27     INFO - resource://testing-common/BrowserTestUtils.jsm:withNewTab:146
[task 2020-05-01T21:58:27.626Z] 21:58:27     INFO - chrome://mochitests/content/browser/browser/base/content/test/tabcrashed/browser_shownRestartRequired.js:crashTabTestHelper:30
[task 2020-05-01T21:58:27.626Z] 21:58:27     INFO - chrome://mochitests/content/browser/browser/base/content/test/tabcrashed/browser_shownRestartRequired.js:test_default:53
[task 2020-05-01T21:58:27.628Z] 21:58:27     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest/<:1045
[task 2020-05-01T21:58:27.628Z] 21:58:27     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest:1080
[task 2020-05-01T21:58:27.629Z] 21:58:27     INFO - chrome://mochikit/content/browser-test.js:nextTest/<:910
[task 2020-05-01T21:58:27.630Z] 21:58:27     INFO - chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:SimpleTest.waitForFocus/waitForFocusInner/focusedOrLoaded/<:918
[task 2020-05-01T21:58:27.631Z] 21:58:27     INFO - Not taking screenshot here: see the one that was previously logged