test-cluster-message crash in CI #20201

• Version: v10.0.0-pre (master)
• Platform: debian8-64
• Subsystem: test build cluster

Not sure if there's anything that can be done about this but test-cluster-message crashed in CI on debian8-64:

https://ci.nodejs.org/job/node-test-commit-linux/18165/nodes=debian8-64/consoleText

not ok 223 parallel/test-cluster-message
  ---
  duration_ms: 0.510
  severity: crashed
  exitcode: -6
  stack: |-
    oh no!
    exit code: CRASHED (Signal: 6)
  ...

@nodejs/build