[Flaky Test] three users concurrently edit a large post with diverse blocks

[github-actions]

Flaky test detected. This is an auto-generated issue by GitHub Actions. Please do NOT edit this manually.

Test title

three users concurrently edit a large post with diverse blocks

Test path

/test/e2e/specs/editor/collaboration/collaboration-stress.spec.ts

Errors

[2026-03-25T17:35:55.528Z] Test passed after 1 failed attempt on trunk.
[2026-03-27T13:25:03.578Z] Test passed after 1 failed attempt on trac-63568/uploaded-font-name-minimal-fix.
[2026-03-31T18:25:05.967Z] Test passed after 1 failed attempt on update/make-create-interpolate-element-smart.
[2026-04-07T05:20:04.529Z] Test passed after 1 failed attempt on fix/editor-select-note-phpdoc.
[2026-04-07T09:38:45.710Z] Test passed after 1 failed attempt on wp/7.0.
[2026-04-09T13:50:07.651Z] Test passed after 1 failed attempt on fix/template-activate-to-experimental.
[2026-04-10T03:46:34.434Z] Test passed after 1 failed attempt on update/eslint/docs.

[2026-04-14T12:51:08.329Z] Test passed after 1 failed attempt on trunk.

TimeoutError: locator.waitFor: Timeout 17500ms exceeded.
Call log:
  - waiting for getByRole('button', { name: /Collaborators list/ }) to be visible

    at map (/home/runner/work/gutenberg/gutenberg/test/e2e/specs/editor/collaboration/fixtures/collaboration-utils.ts:157:7)
    at CollaborationUtils.waitForMutualDiscovery (/home/runner/work/gutenberg/gutenberg/test/e2e/specs/editor/collaboration/fixtures/collaboration-utils.ts:154:10)
    at /home/runner/work/gutenberg/gutenberg/test/e2e/specs/editor/collaboration/collaboration-stress.spec.ts:388:28