Bug 187566

Summary:	Layout Test webanimations/leak-document-with-web-animation.html is Flaky
Product:	WebKit	Reporter:	Truitt Savell <tsavell>
Component:	Tools / Tests	Assignee:	Nobody <webkit-unassigned>
Status:	NEW ---
Severity:	Normal	CC:	graouts, lforschler, realdawei, ryanhaddad
Priority:	P2
Version:	WebKit Nightly Build
Hardware:	Unspecified
OS:	Unspecified

Description Truitt Savell 2018-07-11 16:54:56 PDT

The following layout test is Flaky on MacOS WK1

webanimations/leak-document-with-web-animation.html

Probable cause:

test has been a highly intermittent failure sense being introduced in r233583 <https://trac.webkit.org/changeset/233583/webkit>

Flakiness Dashboard:

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=webanimations%2Fleak-document-with-web-animation.html

output of test:
--- /Volumes/Data/slave/highsierra-debug-tests-wk1/build/layout-test-results/webanimations/leak-document-with-web-animation-expected.txt
+++ /Volumes/Data/slave/highsierra-debug-tests-wk1/build/layout-test-results/webanimations/leak-document-with-web-animation-actual.txt
@@ -5,7 +5,7 @@
 
 The iframe has finished loading.
 The iframe has been destroyed.
-PASS internals.numberOfLiveDocuments() is numberOfLiveDocumentsAfterIframeLoaded - 1
+FAIL internals.numberOfLiveDocuments() should be 44. Was 42.
 
 PASS successfullyParsed is true