This is a testharness.js-based test.
FAIL Verify CORS XHR of fetch() in a Service Worker assert_equals: expected "finish" but got "failure:Result of url:https://web-platform.test:8444/service-workers/service-worker/resources/fetch-access-control.py?mode=cors&url=https%3A%2F%2Fwww1.web-platform.test%3A8444%2Fservice-workers%2Fservice-worker%2Fresources%2Ffetch-access-control.py%3FACAOrigin%3Dhttps%3A%2F%2Fweb-platform.test%3A8444  with_credentials: false must be SUCCESS but FAIL"
Harness: the test ran to completion.