208450 2020-03-02 09:27:00 -0800 [ Mac ] webanimations/accelerated-animation-renderer-change.html is flaky failing. 2020-03-02 09:47:44 -0800 1 1 1 Unclassified WebKit Animations WebKit Nightly Build Mac macOS 10.14 NEW InRadar P2 Normal --- 1 Lawrence.j webkit-unassigned dino webkit-bot-watchers-bugzilla webkit-bug-importer oldest_to_newest 1624570 0 392146 Lawrence.j 2020-03-02 09:27:00 -0800 Created attachment 392146 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 1624571 1 webkit-bug-importer 2020-03-02 09:27:31 -0800 <rdar://problem/59953656> 1624578 2 Lawrence.j 2020-03-02 09:45:30 -0800 I have marked this test as failing on images while this issue is investigated. https://trac.webkit.org/changeset/257717/webkit 1624579 3 Lawrence.j 2020-03-02 09:47:44 -0800 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): 392146 2020-03-02 09:27:00 -0800 2020-03-02 09:27:00 -0800 accelerated-animation-renderer-change-diff accelerated-animation-renderer-change-diff.png image/png 2649 Lawrence.j iVBORw0KGgoAAAANSUhEUgAAAyAAAAJYCAAAAAC/Hd2sAAAAOGVYSWZNTQAqAAAACAABh2kABAAA AAEAAAAaAAAAAAACoAIABAAAAAEAAAMgoAMABAAAAAEAAAJYAAAAAOGil64AAAncSURBVHgB7dYx TgJQFERRMK7Ehv0XLobGpRALTCwsFeYKh8pY/DecyRgPBx8CBAgQIECAAAECBAgQIECAAAECBAgQ IECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECA AAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAEC BAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQ IECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECA AAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAEC BAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQ IECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECA AAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAEC BAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQ IECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECA AAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAEC BAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAgQIECAAAECBAg8l8DxUb7u5Q5f 5OUON5xoCei81Yc0MQEDiRUiTkvAQFp9SBMTMJBYIeK0BAyk1Yc0MQEDiRUiTkvgtRXn12k+zr9+ 4ucDp7efv/MbAv9K4HL9vN8i9PvX47d425ttAf9itfuRbixgIOMCnG8LGEi7H+nGAgYyLsD5toCB tPuRbixgIOMCnG8LGEi7H+nGAgYyLsD5toCBtPuRbixgIOMCnG8LGEi7H+nGAgYyLsD5toCBtPuR bixgIOMCnG8LGEi7H+nGAgYyLsD5toCBtPuRbixgIOMCnG8LGEi7H+nGAgYyLsD5toCBtPuRbixg IOMCnG8LGEi7H+nGAgYyLsD5toCBtPuRbixgIOMCnG8LGEi7H+nGAgYyLsD5toCBtPuRbixgIOMC nG8LGEi7H+nGAgYyLsD5toCBtPuRbixgIOMCnG8LGEi7H+nGAgYyLsD5toCBtPuRbixgIOMCnG8L GEi7H+nGAgYyLsD5toCBtPuRbixgIOMCnG8LGEi7H+nGAgYyLsD5toCBtPuRbixgIOMCnG8LGEi7 H+nGAgYyLsD5toCBtPuRbixgIOMCnG8LGEi7H+nGAgYyLsD5toCBtPuRbixgIOMCnG8LGEi7H+nG AgYyLsD5toCBtPuRbixgIOMCnG8LGEi7H+nGAgYyLsD5toCBtPuRbixgIOMCnG8LGEi7H+nGAgYy LsD5toCBtPuRbixgIOMCnG8LGEi7H+nGAgYyLsD5toCBtPuRbixgIOMCnG8LGEi7H+nGAgYyLsD5 toCBtPuRbixgIOMCnG8LGEi7H+nGAgYyLsD5toCBtPuRbixgIOMCnG8LGEi7H+nGAgYyLsD5toCB tPuRbixgIOMCnG8LGEi7H+nGAsfx/T87f7m+9HH+sxe/Hzq9XX/21+Tb5Fl+erSB3LQ3A7kpb/Jx nSdrEaoiYCCVJuRIChhIshahKgIGUmlCjqSAgSRrEaoiYCCVJuQgQIAAAQIECBAgQIAAAQIECBAg QIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAA AQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIE CBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAg QIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAA AQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIE CBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAg QIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAA AQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIE CBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAg QIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAA AQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIE CBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAg QIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAA AQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIE CBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAg QIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAA AQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIE CBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAgQIAAAQIECBAg QIDAEwt8Amj5FxSS0E6eAAAAAElFTkSuQmCC