1589849 - Intermittent toolkit/components/thumbnails/test/browser_thumbnails_bg_image_capture.js | Test timed out - | A promise chain failed to handle a rejection: page-thumbnail:error - stack: observe@chrome://*/browser/toolkit/components/thumbnails/test/head.js

Status: RESOLVED INCOMPLETE

(Firefox :: New Tab Page, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: btara [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer.html#?job_id=272025876&repo=try
Full log: https://queue.taskcluster.net/v1/task/Ew248wdMS4-URLroR7MN3g/runs/0/artifacts/public/logs/live_backing.log

---

[task 2019-10-19T11:50:27.920Z] 11:50:27 INFO - TEST-START | toolkit/components/thumbnails/test/browser_thumbnails_bg_image_capture.js
[task 2019-10-19T11:51:04.256Z] 11:51:04 INFO - GECKO(4916) | JavaScript error: chrome://mochitests/content/browser/toolkit/components/thumbnails/test/head.js, line 331: Error: page-thumbnail:error
[task 2019-10-19T11:51:57.931Z] 11:51:57 INFO - TEST-INFO | started process screentopng
[task 2019-10-19T11:51:58.273Z] 11:51:58 INFO - TEST-INFO | screentopng: exit 0
[task 2019-10-19T11:51:58.274Z] 11:51:58 INFO - Buffered messages logged at 11:50:28
[task 2019-10-19T11:51:58.275Z] 11:51:58 INFO - Console message: [JavaScript Error: "The character encoding of the plain text 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 file needs to be declared in the transfer protocol or file needs to use a byte order mark as an encoding signature." {file: "data:text/plain," line: 0}]
[task 2019-10-19T11:51:58.275Z] 11:51:58 INFO - Buffered messages logged at 11:50:34
[task 2019-10-19T11:51:58.275Z] 11:51:58 INFO - TEST-PASS | toolkit/components/thumbnails/test/browser_thumbnails_bg_image_capture.js | Should have the right failure reason -
[task 2019-10-19T11:51:58.276Z] 11:51:58 INFO - Buffered messages logged at 11:51:04
[task 2019-10-19T11:51:58.277Z] 11:51:58 INFO - Console message: [JavaScript Error: "Error: page-thumbnail:error" {file: "chrome://mochitests/content/browser/toolkit/components/thumbnails/test/head.js" line: 331}]
[task 2019-10-19T11:51:58.277Z] 11:51:58 INFO - Buffered messages finished
[task 2019-10-19T11:51:58.278Z] 11:51:58 INFO - TEST-UNEXPECTED-FAIL | toolkit/components/thumbnails/test/browser_thumbnails_bg_image_capture.js | Test timed out -
[task 2019-10-19T11:51:58.278Z] 11:51:58 INFO - Not taking screenshot here: see the one that was previously logged
[task 2019-10-19T11:51:58.279Z] 11:51:58 INFO - TEST-UNEXPECTED-FAIL | toolkit/components/thumbnails/test/browser_thumbnails_bg_image_capture.js | A promise chain failed to handle a rejection: page-thumbnail:error - stack: observe@chrome://mochitests/content/browser/toolkit/components/thumbnails/test/head.js:331:20
[task 2019-10-19T11:51:58.280Z] 11:51:58 INFO - _onCaptureOrTimeout@resource://gre/modules/BackgroundPageThumbs.jsm:416:20
[task 2019-10-19T11:51:58.280Z] 11:51:58 INFO - done@resource://gre/modules/BackgroundPageThumbs.jsm:570:22
[task 2019-10-19T11:51:58.280Z] 11:51:58 INFO - _done@resource://gre/modules/BackgroundPageThumbs.jsm:593:7
[task 2019-10-19T11:51:58.280Z] 11:51:58 INFO - notify@resource://gre/modules/BackgroundPageThumbs.jsm:547:10
[task 2019-10-19T11:51:58.281Z] 11:51:58 INFO - Rejection date: Sat Oct 19 2019 11:51:04 GMT+0000 (Coordinated Universal Time) - false == true - JS frame :: resource://testing-common/PromiseTestUtils.jsm :: assertNoUncaughtRejections :: line 265
[task 2019-10-19T11:51:58.281Z] 11:51:58 INFO - Stack trace:
[task 2019-10-19T11:51:58.282Z] 11:51:58 INFO - resource://testing-common/PromiseTestUtils.jsm:assertNoUncaughtRejections:265
[task 2019-10-19T11:51:58.282Z] 11:51:58 INFO - chrome://mochikit/content/browser-test.js:nextTest:629
[task 2019-10-19T11:51:58.282Z] 11:51:58 INFO - GECKO(4916) | MEMORY STAT | vsize 20975051MB | residentFast 965MB
[task 2019-10-19T11:51:58.283Z] 11:51:58 INFO - TEST-OK | toolkit/components/thumbnails/test/browser_thumbnails_bg_image_capture.js | took 90051ms
[task 2019-10-19T11:51:58.283Z] 11:51:58 INFO - checking window state
[task 2019-10-19T11:51:58.283Z] 11:51:58 INFO - TEST-START | toolkit/components/thumbnails/test/browser_thumbnails_bg_no_alert.js
[task 2019-10-19T11:52:00.939Z] 11:52:00 INFO - GECKO(4916) | MEMORY STAT | vsize 20975063MB | residentFast 980MB
[task 2019-10-19T11:52:00.939Z] 11:52:00 INFO - TEST-OK | toolkit/components/thumbnails/test/browser_thumbnails_bg_no_alert.js | took 2837ms

Comment 1

[Intermittent Failures Robot]

1 failures in 3964 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• try: 1

Platform breakdown:

• linux64: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1589849&startday=2019-10-14&endday=2019-10-20&tree=all

Comment 2

[Intermittent Failures Robot]

12 failures in 4314 pushes (0.003 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• try: 12

Platform breakdown:

• linux64: 1
• linux64-shippable: 9
• linux64-devedition: 2

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1589849&startday=2019-10-28&endday=2019-11-03&tree=all

Comment 3

[Intermittent Failures Robot]

6 failures in 4850 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• try: 6

Platform breakdown:

• linux64-shippable: 4
• linux64-devedition: 2

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1589849&startday=2019-11-04&endday=2019-11-10&tree=all

Comment 4

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

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