225830 2021-05-14 15:17:25 -0700 [ iOS14-Simulator ] wk2imported/w3c/web-platform-tests/css/css-will-change/will-change-transform-huge-offset-scrolled.html is a flaky ImageOnlyFailure 2021-05-14 15:38:07 -0700 1 1 1 Unclassified WebKit CSS WebKit Nightly Build Unspecified Unspecified NEW InRadar P2 Normal --- 1 jenner webkit-unassigned ntim webkit-bot-watchers-bugzilla webkit-bug-importer youennf oldest_to_newest 1760245 0 jenner 2021-05-14 15:17:25 -0700 imported/w3c/web-platform-tests/css/css-will-change/will-change-transform-huge-offset-scrolled.html is a flaky imageonlyfailure on iOS 14-Simulator wk2. HISTORY: https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fcss%2Fcss-will-change%2Fwill-change-transform-huge-offset-scrolled.html DIFF IMAGE LINK: https://build.webkit.org/results/Apple-iOS-14-Simulator-Release-WK2-Tests/r277496%20(1457)/imported/w3c/web-platform-tests/css/css-will-change/will-change-transform-huge-offset-scrolled-diffs.html Images attached below. 1760247 1 428671 jenner 2021-05-14 15:18:15 -0700 Created attachment 428671 Image Diffs for flaky failure Attaching image diffs from flaky failing test. 1760248 2 jenner 2021-05-14 15:18:57 -0700 The test is also causing a slow down on EWS here: https://ews-build.webkit.org/#/builders/51 1760250 3 jenner 2021-05-14 15:22:04 -0700 It appears the tests were re-imported at r277081: https://trac.webkit.org/changeset/277081/webkit 1760254 4 jenner 2021-05-14 15:27:18 -0700 It also appears that this has been flaky failing since the test was re-imported. I have updated the expectations to Pass ImageOnlyFailure here since it was causing a slow-down for EWS: https://trac.webkit.org/changeset/277511/webkit 1760263 5 jenner 2021-05-14 15:37:10 -0700 I was able to reproduce the failure at iOS-14-Simulator Production ToT using the following test: run-webkit-tests --ios-simulator imported/w3c/web-platform-tests/css/css-will-change/will-change-transform-huge-offset-scrolled.html --iterations 100 -f 1760265 6 webkit-bug-importer 2021-05-14 15:38:07 -0700 <rdar://problem/78035845> 428671 2021-05-14 15:18:15 -0700 2021-05-14 15:18:15 -0700 Image Diffs for flaky failure Bug225830-Image Diffs.zip application/zip 5325 jenner UEsDBBQAAAAAACR6rlIAAAAAAAAAAAAAAAAWACAAQnVnMjI1ODMwLUltYWdlIERpZmZzL1VUDQAH 5faeYOX2nmAK955gdXgLAAEE9QEAAAQUAAAAUEsDBBQACAAIABd6rlIAAAAAAAAAAI6OAABNACAA QnVnMjI1ODMwLUltYWdlIERpZmZzL3dpbGwtY2hhbmdlLXRyYW5zZm9ybS1odWdlLW9mZnNldC1z Y3JvbGxlZC1leHBlY3RlZC5wbmdVVA0AB8/2nmDm9p5g5faeYHV4CwABBPUBAAAEFAAAAO3cXWgU 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