Investigate flaky parallel/test-http-set-timeout-server

[mscdex]

• Version: master
• Platform: freebsd,pi1-raspbian-wheezy
• Subsystem: http

Example: https://ci.nodejs.org/job/node-test-commit-freebsd/7525/nodes=freebsd10-64/console

not ok 612 parallel/test-http-set-timeout-server
  ---
  duration_ms: 1.315
  severity: fail
  stack: |-
    # serverTimeout
    # serverRequestTimeout
    # serverResponseTimeout
    # serverRequestNotTimeoutAfterEnd
    # serverResponseTimeoutWithPipeline
    # idleTimeout
    ok
    
    assert.js:81
      throw new assert.AssertionError({
      ^
    AssertionError: '' === '/2'
        at process.<anonymous> (/usr/home/iojs/build/workspace/node-test-commit-freebsd/nodes/freebsd10-64/test/parallel/test-http-set-timeout-server.js:121:12)
        at emitOne (events.js:101:20)
        at process.emit (events.js:191:7)

[refack]

https://ci.nodejs.org/job/node-test-commit-freebsd/10036/nodes=freebsd10-64/

not ok 702 parallel/test-http-set-timeout-server
  ---
  duration_ms: 6.648
  severity: fail
  stack: |-
    Mismatched <anonymous> function calls. Expected exactly 1, actual 0.
        at Object.exports.mustCall (/usr/home/iojs/build/workspace/node-test-commit-freebsd/nodes/freebsd10-64/test/common/index.js:486:10)
        at serverTimeout (/usr/home/iojs/build/workspace/node-test-commit-freebsd/nodes/freebsd10-64/test/parallel/test-http-set-timeout-server.js:45:43)
        at /usr/home/iojs/build/workspace/node-test-commit-freebsd/nodes/freebsd10-64/test/common/index.js:520:15
        at run (/usr/home/iojs/build/workspace/node-test-commit-freebsd/nodes/freebsd10-64/test/parallel/test-http-set-timeout-server.js:40:5)
        at _combinedTickCallback (internal/process/next_tick.js:134:7)
        at process._tickCallback (internal/process/next_tick.js:201:9)
        at Function.Module.runMain (module.js:607:11)
        at startup (bootstrap_node.js:158:16)
        at bootstrap_node.js:575:3

[refack]

Now on ARM (pi1-raspbian-wheezy):

not ok 99 parallel/test-http-set-timeout-server
  ---
  duration_ms: 8.803
  severity: fail
  stack: |-
    Mismatched <anonymous> function calls. Expected exactly 1, actual 0.
        at Object.exports.mustCall (/home/iojs/build/workspace/node-test-binary-arm/test/common/index.js:484:10)
        at serverTimeout (/home/iojs/build/workspace/node-test-binary-arm/test/parallel/test-http-set-timeout-server.js:45:43)
        at /home/iojs/build/workspace/node-test-binary-arm/test/common/index.js:518:15
        at run (/home/iojs/build/workspace/node-test-binary-arm/test/parallel/test-http-set-timeout-server.js:40:5)
        at _combinedTickCallback (internal/process/next_tick.js:134:7)
        at process._tickCallback (internal/process/next_tick.js:201:9)
        at Function.Module.runMain (module.js:607:11)
        at startup (bootstrap_node.js:158:16)
        at bootstrap_node.js:575:3
  ...

https://ci.nodejs.org/job/node-test-binary-arm/9039/RUN_SUBSET=6,label=pi1-raspbian-wheezy/