149068 2015-09-11 09:39:22 -0700 [Windows] http/tests/navigation/ping-cookie.html frequently fails with output from another test 2019-05-02 16:22:59 -0700 1 1 1 Unclassified WebKit Page Loading Other Unspecified Unspecified NEW P2 Normal --- 1 ap pvollan bfulgham dbates jbedard pvollan oldest_to_newest 1125201 0 ap 2015-09-11 09:39:22 -0700 @@ -1,6 +1,8 @@ -Ping sent successfully -CONTENT_TYPE: text/ping -HTTP_COOKIE: hello=world -HTTP_PING_FROM: http://127.0.0.1:8000/navigation/ping-cookie.html -HTTP_PING_TO: http://127.0.0.1:8000/navigation/resources/check-ping.php -REQUEST_METHOD: POST +layer at (0,0) size 800x600 + RenderView at (0,0) size 800x600 +layer at (0,0) size 800x600 + RenderBlock {HTML} at (0,0) size 800x600 + RenderBody {BODY} at (8,8) size 784x584 + RenderText {#text} at (0,0) size 730x18 + text run at (0,0) width 730: "This page should go back. If a test outputs the contents of this page, then the test page failed to enter the page cache." + RenderText {#text} at (0,0) size 0x0 The output comes from some other test that runs before this one (but not immediately preceding it): 16:43:06.130 4812 worker/0 http/tests/navigation/onload-navigation-iframe-2.html passed 16:43:06.427 4812 worker/0 http/tests/navigation/onload-navigation-iframe-timeout.html passed 16:43:06.514 4812 worker/0 http/tests/navigation/onload-navigation-iframe.html passed 16:43:06.667 4812 worker/0 http/tests/navigation/page-cache-iframe-no-current-historyItem.html passed 16:43:07.078 4812 worker/0 http/tests/navigation/page-cache-iframe-provisional-load.html passed 16:43:07.535 4812 [17840/33434] http/tests/navigation/page-cache-pending-image-load-cache-partition.html failed unexpectedly (text diff) 16:43:07.988 4812 [17841/33434] http/tests/navigation/page-cache-pending-image-load.html failed unexpectedly (text diff) 16:43:08.473 4812 [17842/33434] http/tests/navigation/page-cache-xhr.html failed unexpectedly (text diff) 16:43:08.923 4812 [17843/33434] http/tests/navigation/parsed-iframe-dynamic-form-back-entry.html failed unexpectedly (text diff) 16:43:09.438 4812 [17844/33434] http/tests/navigation/pending-location-change-assert.html failed unexpectedly (text diff) All the "page-cache" tests above use the helper file that contains the "This page should go back..." error. I suspect that page cache tests confuse Windows DumpRenderTree. 1474516 3 ap 2018-11-02 09:31:57 -0700 Per Arne, do you know if this is still an issue?