1636812 - Intermittent TV devtools/shared/resources/tests/browser_resources_several_resources.js | A promise chain failed to handle a rejection: Can not send request 'listWorkers' because front 'contentProcessTarget' is already destroyed.

Status: RESOLVED INCOMPLETE

(DevTools :: Inspector, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: ncsoregi [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer.html#?job_id=301639344&repo=autoland
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/SFajGbXoSx2btRlEzfMJRw/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/SFajGbXoSx2btRlEzfMJRw/runs/0/artifacts/public/logs/live_backing.log&only_show_unexpected=1

---

[task 2020-05-10T20:45:48.918Z] 20:45:48 INFO - TEST-PASS | devtools/shared/resources/tests/browser_resources_several_resources.js | The resource watcher should not watch CONSOLE_MESSAGES anymore -
[task 2020-05-10T20:45:48.919Z] 20:45:48 INFO - Buffered messages finished
[task 2020-05-10T20:45:48.919Z] 20:45:48 INFO - TEST-UNEXPECTED-FAIL | devtools/shared/resources/tests/browser_resources_several_resources.js | A promise chain failed to handle a rejection: Can not send request 'listWorkers' because front 'contentProcessTarget' is already destroyed. - stack: generateRequestMethods/</frontProto[name]@resource://devtools/shared/protocol/Front/FrontClassWithSpec.js:29:15
[task 2020-05-10T20:45:48.919Z] 20:45:48 INFO - _workerListChanged@resource://devtools/shared/resources/target-list.js:183:40
[task 2020-05-10T20:45:48.919Z] 20:45:48 INFO - _onProcessAvailable@resource://devtools/shared/resources/target-list.js:154:16
[task 2020-05-10T20:45:48.919Z] 20:45:48 INFO - _emit@resource://devtools/shared/event-emitter.js:226:34
[task 2020-05-10T20:45:48.919Z] 20:45:48 INFO - emitAsync@resource://devtools/shared/event-emitter.js:176:25
[task 2020-05-10T20:45:48.920Z] 20:45:48 INFO - emitAsync@resource://devtools/shared/event-emitter.js:328:25
[task 2020-05-10T20:45:48.920Z] 20:45:48 INFO - _onTargetAvailable@resource://devtools/shared/resources/target-list.js:358:33
[task 2020-05-10T20:45:48.920Z] 20:45:48 INFO - _processListChanged/promises<@resource://devtools/shared/resources/target-list.js:64:20
[task 2020-05-10T20:45:48.920Z] 20:45:48 INFO - Async*_processListChanged@resource://devtools/shared/resources/target-list.js:53:8
[task 2020-05-10T20:45:48.920Z] 20:45:48 INFO - Async*_emit@resource://devtools/shared/event-emitter.js:226:34
[task 2020-05-10T20:45:48.920Z] 20:45:48 INFO - emit@resource://devtools/shared/event-emitter.js:172:18
[task 2020-05-10T20:45:48.920Z] 20:45:48 INFO - emit@resource://devtools/shared/event-emitter.js:324:18
[task 2020-05-10T20:45:48.920Z] 20:45:48 INFO - onPacket@resource://devtools/shared/protocol/Front.js:294:13
[task 2020-05-10T20:45:48.920Z] 20:45:48 INFO - onPacket@resource://devtools/client/devtools-client.js:493:13
[task 2020-05-10T20:45:48.920Z] 20:45:48 INFO - send/<@resource://devtools/shared/transport/local-transport.js:68:25
[task 2020-05-10T20:45:48.920Z] 20:45:48 INFO - exports.makeInfallible/<@resource://devtools/shared/ThreadSafeDevToolsUtils.js:103:22
[task 2020-05-10T20:45:48.920Z] 20:45:48 INFO - DevToolsUtils.executeSoonexports.executeSoon@resource://devtools/shared/DevToolsUtils.js:47:21
[task 2020-05-10T20:45:48.920Z] 20:45:48 INFO - send@resource://devtools/shared/transport/local-transport.js:56:21
[task 2020-05-10T20:45:48.920Z] 20:45:48 INFO - send@resource://devtools/server/devtools-server-connection.js:91:20
[task 2020-05-10T20:45:48.920Z] 20:45:48 INFO - onProcessListChanged@resource://devtools/server/actors/root.js:516:15
[task 2020-05-10T20:45:48.921Z] 20:45:48 INFO - observe@resource://devtools/server/actors/process.js:73:12
[task 2020-05-10T20:45:48.921Z] 20:45:48 INFO - _insertBrowser@chrome://browser/content/tabbrowser.js:2291:24
[task 2020-05-10T20:45:48.921Z] 20:45:48 INFO - addTab@chrome://browser/content/tabbrowser.js:2751:16
[task 2020-05-10T20:45:48.921Z] 20:45:48 INFO - addTab@resource://testing-common/BrowserTestUtils.jsm:2233:23
[task 2020-05-10T20:45:48.921Z] 20:45:48 INFO - addTab@chrome://mochitests/content/browser/devtools/client/shared/test/shared-head.js:299:32
[task 2020-05-10T20:45:48.921Z] 20:45:48 INFO - @chrome://mochitests/content/browser/devtools/shared/resources/tests/browser_resources_several_resources.js:46:24
[task 2020-05-10T20:45:48.921Z] 20:45:48 INFO - AsyncTester_execTest/<@chrome://mochikit/content/browser-test.js:1064:34
[task 2020-05-10T20:45:48.921Z] 20:45:48 INFO - Tester_execTest@chrome://mochikit/content/browser-test.js:1104:11
[task 2020-05-10T20:45:48.921Z] 20:45:48 INFO - nextTest/<@chrome://mochikit/content/browser-test.js:921:14
[task 2020-05-10T20:45:48.921Z] 20:45:48 INFO - SimpleTest.waitForFocus/waitForFocusInner/focusedOrLoaded/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:918:23
[task 2020-05-10T20:45:48.921Z] 20:45:48 INFO - Rejection date: Sun May 10 2020 20:45:47 GMT+0000 (Greenwich Mean Time) - false == true - JS frame :: resource://testing-common/PromiseTestUtils.jsm :: assertNoUncaughtRejections :: line 265
[task 2020-05-10T20:45:48.921Z] 20:45:48 INFO - Stack trace:
[task 2020-05-10T20:45:48.921Z] 20:45:48 INFO - resource://testing-common/PromiseTestUtils.jsm:assertNoUncaughtRejections:265
[task 2020-05-10T20:45:48.922Z] 20:45:48 INFO - chrome://mochikit/content/browser-test.js:Tester_execTest/<:1095
[task 2020-05-10T20:45:48.922Z] 20:45:48 INFO - chrome://mochikit/content/browser-test.js:Tester_execTest:1104
[task 2020-05-10T20:45:48.922Z] 20:45:48 INFO - chrome://mochikit/content/browser-test.js:nextTest/<:921
[task 2020-05-10T20:45:48.922Z] 20:45:48 INFO - chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:SimpleTest.waitForFocus/waitForFocusInner/focusedOrLoaded/<:918
[task 2020-05-10T20:45:48.922Z] 20:45:48 INFO - Leaving test bound

Comment 1

[Intermittent Failures Robot]

1 failures in 5276 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform breakdown:

• macosx1014-64-shippable: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1636812&startday=2020-05-04&endday=2020-05-10&tree=all

Comment 2

[BugBot [:suhaib / :marco/ :calixte]]

Set release status flags based on info from the regressing bug 1635467

Comment 3

[BugBot [:suhaib / :marco/ :calixte]]

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit auto_nag documentation.