keyframe-effect-on-element-from-inactive-document.html

<body>
PASS if no crash.
<iframe id="i"></iframe>    
<animateColor id="a"/>
<script>
if (window.testRunner)
  testRunner.dumpAsText();

var div = i.contentDocument.createElement("div");
i.remove();
var var00411 = new KeyframeEffect(div, [ ], 0);
</script>

chromium/third_party/blink/web_tests/fast/animation/keyframe-effect-on-element-from-inactive-document.html