LayoutTest fast/html/marquee-scroll.html is a flaky image failure after https://trac.webkit.org/changeset/223313/webkit https://build.webkit.org/results/Apple%20El%20Capitan%20Release%20WK2%20(Tests)/r223408%20(5229)/results.html https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=fast%2Fhtml%2Fmarquee-scroll.html The image diff link shows "(null%)" and leads to a 404 page.
<rdar://problem/35043141>
I'm not sure why, but the image failures seem to have stopped. Now the test is a flaky crash, hitting an assertion failure on macOS debug bots.
(In reply to Ryan Haddad from comment #2) > I'm not sure why, but the image failures seem to have stopped. > > Now the test is a flaky crash, hitting an assertion failure on macOS debug > bots. Filed https://bugs.webkit.org/show_bug.cgi?id=178465 to track.