▶ Unexpected subtest result in /html/webappapis/dynamic-markup-insertion/document-write/module-tla-delayed.html:
  │ FAIL [expected PASS] b'document.write in an imported module'
  │   → assert_true: onload must be called expected true got false
  │ 
  │ @http://web-platform.test:8000/html/webappapis/dynamic-markup-insertion/document-write/module-tla-delayed.html:23:16
  │ Test.prototype.step@http://web-platform.test:8000/resources/testharness.js:2596:25
  │ Test.prototype.step_func_done/<@http://web-platform.test:8000/resources/testharness.js:2671:32
  └ @http://web-platform.test:8000/html/webappapis/dynamic-markup-insertion/document-write/module-tla-delayed-iframe.html:8:26