Bug 208450

Summary: [ Mac ] webanimations/accelerated-animation-renderer-change.html is flaky failing.
Product: WebKit Reporter: Jason Lawrence <Lawrence.j>
Component: AnimationsAssignee: Nobody <webkit-unassigned>
Status: NEW    
Severity: Normal CC: dino, webkit-bot-watchers-bugzilla, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Mac   
OS: macOS 10.14   
Attachments:
Description Flags
accelerated-animation-renderer-change-diff none

Jason Lawrence
Reported 2020-03-02 09:27:00 PST
Created attachment 392146 [details] accelerated-animation-renderer-change-diff webanimations/accelerated-animation-renderer-change.html Description: This test is flaky failing on Mac. The diffs appear to vary and the flaky failures are visible throughout the available history. History: https://results.webkit.org/?suite=layout-tests&test=webanimations%2Faccelerated-animation-renderer-change.html&limit=50000&platform=mac Diff: https://build.webkit.org/results/Apple-Catalina-Debug-WK1-Tests/r257654%20(2783)/webanimations/accelerated-animation-renderer-change-diff.png
Attachments
accelerated-animation-renderer-change-diff (2.59 KB, image/png)
2020-03-02 09:27 PST, Jason Lawrence 		no flags
Details
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Radar WebKit Bug Importer
Comment 1 2020-03-02 09:27:31 PST
<rdar://problem/59953656>
Jason Lawrence
Comment 2 2020-03-02 09:45:30 PST
I have marked this test as failing on images while this issue is investigated. https://trac.webkit.org/changeset/257717/webkit
Jason Lawrence
Comment 3 2020-03-02 09:47:44 PST
I can reproduce this issue with r257710 by running the command below. run-webkit-tests --iterations 2000 --exit-after-n-failures 1 --no-retry --force -f --debug -1 webanimations/accelerated-animation-renderer-change.html [372/2000] webanimations/accelerated-animation-renderer-change.html failed unexpectedly (reference mismatch) Exiting early after 1 failures. 369 tests run. 368 tests ran as expected, 1 didn't (1631 didn't run):
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