[
  {
    "cmd": [
      "cipd",
      "ensure",
      "-root",
      "[CACHE]/led",
      "-ensure-file",
      "infra/tools/luci/led/${platform} latest",
      "-json-output",
      "/path/to/tmp/json"
    ],
    "name": "ensure_installed",
    "~followup_annotations": [
      "@@@STEP_LOG_LINE@json.output@{@@@",
      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
      "@@@STEP_LOG_LINE@json.output@      {@@@",
      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-latest----------\", @@@",
      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra/tools/luci/led/resolved-platform\"@@@",
      "@@@STEP_LOG_LINE@json.output@      }@@@",
      "@@@STEP_LOG_LINE@json.output@    ]@@@",
      "@@@STEP_LOG_LINE@json.output@  }@@@",
      "@@@STEP_LOG_LINE@json.output@}@@@",
      "@@@STEP_LOG_END@json.output@@@"
    ]
  },
  {
    "cmd": [
      "[CACHE]/led/led",
      "get-build",
      "builder"
    ],
    "name": "led get-build",
    "~followup_annotations": [
      "@@@STEP_LOG_END@json.output (invalid)@@@",
      "@@@STEP_LOG_LINE@json.output (exception)@No JSON object could be decoded@@@",
      "@@@STEP_LOG_END@json.output (exception)@@@"
    ]
  },
  {
    "cmd": [],
    "name": "launch/collect"
  },
  {
    "cmd": [],
    "name": "launch/collect.0",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_SUMMARY_TEXT@1 launched, 1 failed@@@"
    ]
  },
  {
    "cmd": [],
    "name": "launch/collect.0.launch",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [],
    "name": "launch/collect.0.launch.task (attempt 0)",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@3@@@",
      "@@@STEP_LINK@Swarming task@https://chromium-swarm.appspot.com/task?id=1@@@"
    ]
  },
  {
    "cmd": [
      "[CACHE]/led/led",
      "launch"
    ],
    "infra_step": true,
    "name": "launch/collect.0.launch.task (attempt 0).led launch",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@4@@@",
      "@@@STEP_LOG_LINE@json.output@{@@@",
      "@@@STEP_LOG_LINE@json.output@  \"swarming\": {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"host_name\": \"chromium-swarm.appspot.com\", @@@",
      "@@@STEP_LOG_LINE@json.output@    \"task_id\": \"1\"@@@",
      "@@@STEP_LOG_LINE@json.output@  }@@@",
      "@@@STEP_LOG_LINE@json.output@}@@@",
      "@@@STEP_LOG_END@json.output@@@",
      "@@@STEP_LINK@Swarming task@https://chromium-swarm.appspot.com/task?id=1@@@"
    ]
  },
  {
    "cmd": [],
    "name": "launch/collect.0.ensure swarming",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "cipd",
      "ensure",
      "-root",
      "[CACHE]/swarming_client",
      "-ensure-file",
      "infra/tools/luci/swarming/${platform} git_revision:4fcd04402da237b4e517283c3fb58f5db667a739",
      "-json-output",
      "/path/to/tmp/json"
    ],
    "infra_step": true,
    "name": "launch/collect.0.ensure swarming.ensure_installed",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@3@@@",
      "@@@STEP_LOG_LINE@json.output@{@@@",
      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"\": [@@@",
      "@@@STEP_LOG_LINE@json.output@      {@@@",
      "@@@STEP_LOG_LINE@json.output@        \"instance_id\": \"resolved-instance_id-of-git_revision:4fc\", @@@",
      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra/tools/luci/swarming/resolved-platform\"@@@",
      "@@@STEP_LOG_LINE@json.output@      }@@@",
      "@@@STEP_LOG_LINE@json.output@    ]@@@",
      "@@@STEP_LOG_LINE@json.output@  }@@@",
      "@@@STEP_LOG_LINE@json.output@}@@@",
      "@@@STEP_LOG_END@json.output@@@"
    ]
  },
  {
    "cmd": [
      "[CACHE]/swarming_client/swarming",
      "collect",
      "-server",
      "https://example.swarmingserver.appspot.com",
      "-task-summary-json",
      "/path/to/tmp/json",
      "-task-output-stdout",
      "json",
      "1"
    ],
    "infra_step": true,
    "name": "launch/collect.0.collect",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@",
      "@@@STEP_LOG_LINE@json.output@{@@@",
      "@@@STEP_LOG_LINE@json.output@  \"1\": {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"output\": \"hello world!\", @@@",
      "@@@STEP_LOG_LINE@json.output@    \"outputs\": [], @@@",
      "@@@STEP_LOG_LINE@json.output@    \"results\": {@@@",
      "@@@STEP_LOG_LINE@json.output@      \"bot_id\": \"vm-123\", @@@",
      "@@@STEP_LOG_LINE@json.output@      \"duration\": 62.35, @@@",
      "@@@STEP_LOG_LINE@json.output@      \"exit_code\": 1, @@@",
      "@@@STEP_LOG_LINE@json.output@      \"name\": \"task\", @@@",
      "@@@STEP_LOG_LINE@json.output@      \"outputs_ref\": {@@@",
      "@@@STEP_LOG_LINE@json.output@        \"isolated\": \"abc123\", @@@",
      "@@@STEP_LOG_LINE@json.output@        \"isolatedserver\": \"https://isolateserver.appspot.com\", @@@",
      "@@@STEP_LOG_LINE@json.output@        \"namespace\": \"default-gzip\"@@@",
      "@@@STEP_LOG_LINE@json.output@      }, @@@",
      "@@@STEP_LOG_LINE@json.output@      \"state\": \"COMPLETED\", @@@",
      "@@@STEP_LOG_LINE@json.output@      \"task_id\": \"1\"@@@",
      "@@@STEP_LOG_LINE@json.output@    }@@@",
      "@@@STEP_LOG_LINE@json.output@  }@@@",
      "@@@STEP_LOG_LINE@json.output@}@@@",
      "@@@STEP_LOG_END@json.output@@@",
      "@@@STEP_LOG_LINE@task stdout+stderr: task@hello world!@@@",
      "@@@STEP_LOG_END@task stdout+stderr: task@@@",
      "@@@STEP_LINK@task isolated outputs: task@https://isolateserver.appspot.com/browse?namespace=default-gzip&hash=abc123@@@"
    ]
  },
  {
    "cmd": [],
    "name": "launch/collect.0.process results",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [],
    "name": "launch/collect.0.process results.always pass",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@3@@@"
    ]
  },
  {
    "cmd": [],
    "name": "launch/collect.0.failed tasks",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@",
      "@@@STEP_LINK@task (attempt 0)@https://chromium-swarm.appspot.com/task?id=1@@@"
    ]
  },
  {
    "cmd": [],
    "name": "launch/collect.1",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_SUMMARY_TEXT@1 launched, 1 passed@@@"
    ]
  },
  {
    "cmd": [],
    "name": "launch/collect.1.launch",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [],
    "name": "launch/collect.1.launch.task (attempt 1)",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@3@@@",
      "@@@STEP_LINK@Swarming task@https://chromium-swarm.appspot.com/task?id=2@@@"
    ]
  },
  {
    "cmd": [
      "[CACHE]/led/led",
      "launch"
    ],
    "infra_step": true,
    "name": "launch/collect.1.launch.task (attempt 1).led launch",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@4@@@",
      "@@@STEP_LOG_LINE@json.output@{@@@",
      "@@@STEP_LOG_LINE@json.output@  \"swarming\": {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"host_name\": \"chromium-swarm.appspot.com\", @@@",
      "@@@STEP_LOG_LINE@json.output@    \"task_id\": \"2\"@@@",
      "@@@STEP_LOG_LINE@json.output@  }@@@",
      "@@@STEP_LOG_LINE@json.output@}@@@",
      "@@@STEP_LOG_END@json.output@@@",
      "@@@STEP_LINK@Swarming task@https://chromium-swarm.appspot.com/task?id=2@@@"
    ]
  },
  {
    "cmd": [
      "[CACHE]/swarming_client/swarming",
      "collect",
      "-server",
      "https://example.swarmingserver.appspot.com",
      "-task-summary-json",
      "/path/to/tmp/json",
      "-task-output-stdout",
      "json",
      "2"
    ],
    "infra_step": true,
    "name": "launch/collect.1.collect",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@",
      "@@@STEP_LOG_LINE@json.output@{@@@",
      "@@@STEP_LOG_LINE@json.output@  \"2\": {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"output\": \"hello world!\", @@@",
      "@@@STEP_LOG_LINE@json.output@    \"outputs\": [], @@@",
      "@@@STEP_LOG_LINE@json.output@    \"results\": {@@@",
      "@@@STEP_LOG_LINE@json.output@      \"bot_id\": \"vm-123\", @@@",
      "@@@STEP_LOG_LINE@json.output@      \"duration\": 62.35, @@@",
      "@@@STEP_LOG_LINE@json.output@      \"exit_code\": 0, @@@",
      "@@@STEP_LOG_LINE@json.output@      \"name\": \"task\", @@@",
      "@@@STEP_LOG_LINE@json.output@      \"outputs_ref\": {@@@",
      "@@@STEP_LOG_LINE@json.output@        \"isolated\": \"abc123\", @@@",
      "@@@STEP_LOG_LINE@json.output@        \"isolatedserver\": \"https://isolateserver.appspot.com\", @@@",
      "@@@STEP_LOG_LINE@json.output@        \"namespace\": \"default-gzip\"@@@",
      "@@@STEP_LOG_LINE@json.output@      }, @@@",
      "@@@STEP_LOG_LINE@json.output@      \"state\": \"COMPLETED\", @@@",
      "@@@STEP_LOG_LINE@json.output@      \"task_id\": \"2\"@@@",
      "@@@STEP_LOG_LINE@json.output@    }@@@",
      "@@@STEP_LOG_LINE@json.output@  }@@@",
      "@@@STEP_LOG_LINE@json.output@}@@@",
      "@@@STEP_LOG_END@json.output@@@",
      "@@@STEP_LOG_LINE@task stdout+stderr: task@hello world!@@@",
      "@@@STEP_LOG_END@task stdout+stderr: task@@@",
      "@@@STEP_LINK@task isolated outputs: task@https://isolateserver.appspot.com/browse?namespace=default-gzip&hash=abc123@@@"
    ]
  },
  {
    "cmd": [],
    "name": "launch/collect.1.process results",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [],
    "name": "launch/collect.1.process results.always pass",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@3@@@"
    ]
  },
  {
    "cmd": [],
    "name": "launch/collect.1.passed tasks",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@",
      "@@@STEP_LINK@task (attempt 1)@https://chromium-swarm.appspot.com/task?id=2@@@"
    ]
  },
  {
    "cmd": [],
    "name": "passes",
    "~followup_annotations": [
      "@@@STEP_SUMMARY_TEXT@1 passed@@@"
    ]
  },
  {
    "cmd": [],
    "name": "passes.task",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LINK@attempt 0 (fail)@https://chromium-swarm.appspot.com/task?id=1@@@",
      "@@@STEP_LINK@attempt 1 (pass)@https://chromium-swarm.appspot.com/task?id=2@@@"
    ]
  },
  {
    "cmd": [],
    "name": "flakes",
    "~followup_annotations": [
      "@@@STEP_SUMMARY_TEXT@1 flaked@@@"
    ]
  },
  {
    "cmd": [],
    "name": "flakes.task",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LINK@attempt 0 (fail)@https://chromium-swarm.appspot.com/task?id=1@@@",
      "@@@STEP_LINK@attempt 1 (pass)@https://chromium-swarm.appspot.com/task?id=2@@@"
    ]
  },
  {
    "cmd": [],
    "name": "failures",
    "~followup_annotations": [
      "@@@STEP_SUMMARY_TEXT@0 failed@@@"
    ]
  },
  {
    "cmd": [],
    "name": "all tasks passed"
  },
  {
    "name": "$result"
  }
]