https://uberchromegw.corp.google.com/i/chromeos/builders/kevin-paladin/builds/2481

15:34:01: WARNING: Exception is not retriable return code: 3; command: /b/c/cbuild/repository/chromite/third_party/swarming.client/swarming.py run --swarming chromeos-proxy.appspot.com --task-summary-json /tmp/cbuildbot-tmpvNriU3/tmpWkNi7B/temp_summary.json --raw-cmd --task-name kevin-paladin/R63-9962.0.0-rc3-bvt-inline --dimension os Ubuntu-14.04 --dimension pool default --print-status-updates --timeout 9000 --io-timeout 9000 --hard-timeout 9000 --expiration 1200 '--tags=priority:CQ' '--tags=suite:bvt-inline' '--tags=build:kevin-paladin/R63-9962.0.0-rc3' '--tags=task_name:kevin-paladin/R63-9962.0.0-rc3-bvt-inline' '--tags=board:kevin' -- /usr/local/autotest/site_utils/run_suite.py --build kevin-paladin/R63-9962.0.0-rc3 --board kevin --suite_name bvt-inline --pool cq --num 6 --file_bugs False --priority CQ --timeout_mins 90 --retry True --max_retries 5 --minimum_duts 4 --offload_failures_only True --job_keyvals "{'cidb_build_stage_id': 56738354L, 'cidb_build_id': 1872228, 'datastore_parent_key': ('Build', 1872228, 'BuildStage', 56738354L)}" -c
Priority was reset to 100
Triggered task: kevin-paladin/R63-9962.0.0-rc3-bvt-inline
chromeos-golo-server2-90: 38bf65062c300e10 3
  Autotest instance created: cautotest-prod
  TestLabException: Not enough DUTs for board: kevin, pool: cq; required: 4, found: 0
  Traceback (most recent call last):
    File "/usr/local/autotest/site_utils/run_suite.py", line 1986, in _run_task
      return _run_suite(options)
    File "/usr/local/autotest/site_utils/run_suite.py", line 1731, in _run_suite
      options.skip_duts_check)
    File "/usr/local/autotest/site_utils/diagnosis_utils.py", line 336, in check_dut_availability
      hosts=hosts)
  NotEnoughDutsError: Not enough DUTs for board: kevin, pool: cq; required: 4, found: 0
  Will return from run_suite with status: INFRA_FAILURE


Such failures should emit a buildbot annotation that makes it obvious from the waterfall that they failed due to insufficient DUTs.