1697209 - Intermittent devtools/shared/commands/target/tests/browser_target_list_various_descriptors.js | A promise chain failed to handle a rejection: can't access property Symbol.iterator, existingTargets is undefined - stack: _onProcessDestroyed@

Status: RESOLVED INCOMPLETE

(DevTools :: General, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: ncsoregi [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=332544305&repo=autoland
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/VWB3JMjnR2aDR8Qv3hRk7Q/runs/2/artifacts/public/logs/live_backing.log

---

[task 2021-03-09T15:40:43.138Z] 15:40:43     INFO - TEST-PASS | devtools/shared/resources/tests/browser_target_list_various_descriptors.js | This is flagged as top level - 
[task 2021-03-09T15:40:43.138Z] 15:40:43     INFO - Buffered messages finished
[task 2021-03-09T15:40:43.144Z] 15:40:43     INFO - TEST-UNEXPECTED-FAIL | devtools/shared/resources/tests/browser_target_list_various_descriptors.js | A promise chain failed to handle a rejection: can't access property Symbol.iterator, existingTargets is undefined - stack: _onProcessDestroyed@resource://devtools/shared/resources/legacy-target-watchers/legacy-workers-watcher.js:53:26
[task 2021-03-09T15:40:43.145Z] 15:40:43     INFO - _emit@resource://devtools/shared/event-emitter.js:226:34
[task 2021-03-09T15:40:43.145Z] 15:40:43     INFO - emit@resource://devtools/shared/event-emitter.js:172:18
[task 2021-03-09T15:40:43.146Z] 15:40:43     INFO - emit@resource://devtools/shared/event-emitter.js:324:18
[task 2021-03-09T15:40:43.146Z] 15:40:43     INFO - _onTargetDestroyed@resource://devtools/shared/resources/target-list.js:203:28
[task 2021-03-09T15:40:43.146Z] 15:40:43     INFO - _emit@resource://devtools/shared/event-emitter.js:226:34
[task 2021-03-09T15:40:43.147Z] 15:40:43     INFO - emit@resource://devtools/shared/event-emitter.js:172:18
[task 2021-03-09T15:40:43.147Z] 15:40:43     INFO - emit@resource://devtools/shared/event-emitter.js:324:18
[task 2021-03-09T15:40:43.148Z] 15:40:43     INFO - _onTargetDestroyed@resource://devtools/client/fronts/watcher.js:70:10
[task 2021-03-09T15:40:43.148Z] 15:40:43     INFO - _emit@resource://devtools/shared/event-emitter.js:226:34
[task 2021-03-09T15:40:43.148Z] 15:40:43     INFO - emit@resource://devtools/shared/event-emitter.js:172:18
[task 2021-03-09T15:40:43.149Z] 15:40:43     INFO - emit@resource://devtools/shared/event-emitter.js:324:18
[task 2021-03-09T15:40:43.149Z] 15:40:43     INFO - onPacket@resource://devtools/shared/protocol/Front.js:332:13
[task 2021-03-09T15:40:43.149Z] 15:40:43     INFO - onPacket@resource://devtools/client/devtools-client.js:489:13
[task 2021-03-09T15:40:43.150Z] 15:40:43     INFO - send/<@resource://devtools/shared/transport/local-transport.js:68:25
[task 2021-03-09T15:40:43.150Z] 15:40:43     INFO - exports.makeInfallible/<@resource://devtools/shared/ThreadSafeDevToolsUtils.js:103:22
[task 2021-03-09T15:40:43.151Z] 15:40:43     INFO - DevToolsUtils.executeSoon*exports.executeSoon@resource://devtools/shared/DevToolsUtils.js:54:21
[task 2021-03-09T15:40:43.151Z] 15:40:43     INFO - send@resource://devtools/shared/transport/local-transport.js:56:21
[task 2021-03-09T15:40:43.151Z] 15:40:43     INFO - send@resource://devtools/server/devtools-server-connection.js:99:20
[task 2021-03-09T15:40:43.152Z] 15:40:43     INFO - _sendEvent@resource://devtools/shared/protocol/Actor.js:72:15
[task 2021-03-09T15:40:43.152Z] 15:40:43     INFO - initialize/<@resource://devtools/shared/protocol/Actor.js:46:16
[task 2021-03-09T15:40:43.152Z] 15:40:43     INFO - _emit@resource://devtools/shared/event-emitter.js:226:34
[task 2021-03-09T15:40:43.153Z] 15:40:43     INFO - emit@resource://devtools/shared/event-emitter.js:172:18
[task 2021-03-09T15:40:43.153Z] 15:40:43     INFO - emit@resource://devtools/shared/event-emitter.js:324:18
[task 2021-03-09T15:40:43.153Z] 15:40:43     INFO - notifyTargetDestroyed@resource://devtools/server/actors/watcher.js:234:10
[task 2021-03-09T15:40:43.154Z] 15:40:43     INFO - onMessageManagerClose@resource://devtools/server/actors/watcher/target-helpers/process-helper.js:86:13
[task 2021-03-09T15:40:43.154Z] 15:40:43     INFO - Rejection date: Tue Mar 09 2021 15:40:41 GMT+0000 (Coordinated Universal Time) - false == true - JS frame :: resource://testing-common/PromiseTestUtils.jsm :: assertNoUncaughtRejections :: line 285
[task 2021-03-09T15:40:43.155Z] 15:40:43     INFO - Stack trace:
[task 2021-03-09T15:40:43.155Z] 15:40:43     INFO - resource://testing-common/PromiseTestUtils.jsm:assertNoUncaughtRejections:285
[task 2021-03-09T15:40:43.155Z] 15:40:43     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest/<:1120
[task 2021-03-09T15:40:43.156Z] 15:40:43     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest:1129
[task 2021-03-09T15:40:43.156Z] 15:40:43     INFO - chrome://mochikit/content/browser-test.js:nextTest/<:949
[task 2021-03-09T15:40:43.156Z] 15:40:43     INFO - chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:SimpleTest.waitForFocus/waitForFocusInner/focusedOrLoaded/<:1037
[task 2021-03-09T15:40:43.157Z] 15:40:43     INFO - Leaving test bound 
[task 2021-03-09T15:40:43.157Z] 15:40:43     INFO - TEST-PASS | devtools/shared/resources/tests/browser_target_list_various_descriptors.js | The main process DevToolsServer has no pending connection when the test ends - ```

Comment 1

[Alexandre Poirot [:ochameau]]

Should we merge this one with 1697147 as this is about the same test?

Comment 3

[Intermittent Failures Robot]

5 failures in 4622 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 4
• mozilla-central: 1

Platform and build breakdown:

• linux1804-64: 3
  • opt: 3
• windows10-64: 1
  • debug: 1
• linux1804-64-shippable: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1697209&startday=2021-03-08&endday=2021-03-14&tree=all

Comment 4

[Intermittent Failures Robot]

2 failures in 3967 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-central: 1
• try: 1

Platform and build breakdown:

• linux1804-64-shippable: 1
  • opt: 1
• linux1804-64: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1697209&startday=2021-03-22&endday=2021-03-28&tree=all

Comment 5

[Intermittent Failures Robot]

3 failures in 3125 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-beta: 1
• autoland: 1
• mozilla-central: 1

Platform and build breakdown:

• linux1804-64-devedition: 1
  • opt: 1
• linux1804-64-shippable: 2
  • opt: 2

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1697209&startday=2021-03-29&endday=2021-04-04&tree=all

Comment 6

[Intermittent Failures Robot]

1 failures in 4255 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-central: 1

Platform and build breakdown:

• linux1804-64-shippable: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1697209&startday=2021-04-12&endday=2021-04-18&tree=all

Comment 7

[Intermittent Failures Robot]

1 failures in 3706 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• linux1804-64-shippable: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1697209&startday=2021-04-26&endday=2021-05-02&tree=all

Comment 8

[Intermittent Failures Robot]

1 failures in 3279 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• linux1804-64: 1
  • debug: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1697209&startday=2021-05-03&endday=2021-05-09&tree=all

Comment 9

[Intermittent Failures Robot]

1 failures in 3115 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• linux1804-64: 1
  • debug: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1697209&startday=2021-06-21&endday=2021-06-27&tree=all

Comment 10

[Intermittent Failures Robot]

1 failures in 2224 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• windows10-64-shippable-qr: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1697209&startday=2021-07-12&endday=2021-07-18&tree=all

Comment 11

[BugBot [:suhaib / :marco]]

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