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      "@@@STEP_LOG_LINE@request@    {@@@",
      "@@@STEP_LOG_LINE@request@      \"getBuild\": {@@@",
      "@@@STEP_LOG_LINE@request@        \"fields\": \"builder,createTime,createdBy,critical,endTime,id,infra,infra.swarming.taskId,input,number,output,startTime,status,summaryMarkdown,updateTime\",@@@",
      "@@@STEP_LOG_LINE@request@        \"id\": \"8945511751514863187\"@@@",
      "@@@STEP_LOG_LINE@request@      }@@@",
      "@@@STEP_LOG_LINE@request@    }@@@",
      "@@@STEP_LOG_LINE@request@  ]@@@",
      "@@@STEP_LOG_LINE@request@}@@@",
      "@@@STEP_LOG_END@request@@@",
      "@@@STEP_LINK@8945511751514863187@https://cr-buildbucket.appspot.com/build/8945511751514863187@@@"
    ]
  },
  {
    "cmd": [],
    "name": "collect builds.install infra/tools/luci/swarming",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "ensure-directory",
      "--mode",
      "0o777",
      "[START_DIR]/cipd_tool/infra/tools/luci/swarming/90026cfdbec6795a35e48e95f30cbb0f779e0a4c35016adb14707e333aee4227"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "fuchsia:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "collect builds.install infra/tools/luci/swarming.ensure package directory",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "cipd",
      "ensure",
      "-root",
      "[START_DIR]/cipd_tool/infra/tools/luci/swarming/90026cfdbec6795a35e48e95f30cbb0f779e0a4c35016adb14707e333aee4227",
      "-ensure-file",
      "infra/tools/luci/swarming/${platform} swarming_module_pin",
      "-max-threads",
      "0",
      "-json-output",
      "/path/to/tmp/json"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "fuchsia:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "collect builds.install infra/tools/luci/swarming.ensure_installed",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@",
      "@@@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-swarming_module_\",@@@",
      "@@@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": [
      "[START_DIR]/cipd_tool/infra/tools/luci/swarming/90026cfdbec6795a35e48e95f30cbb0f779e0a4c35016adb14707e333aee4227/swarming",
      "collect",
      "-server",
      "https://example.swarmingserver.appspot.com",
      "-task-summary-json",
      "/path/to/tmp/json",
      "-task-output-stdout",
      "json",
      "abc123"
    ],
    "cost": {
      "cpu": 100,
      "disk": 0,
      "memory": 50,
      "net": 0
    },
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "fuchsia:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "collect builds.wait for 1 task to complete",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@json.output@{@@@",
      "@@@STEP_LOG_LINE@json.output@  \"abc123\": {@@@",
      "@@@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@      \"cas_output_root\": {@@@",
      "@@@STEP_LOG_LINE@json.output@        \"cas_instance\": \"projects/example-project/instances/default_instance\",@@@",
      "@@@STEP_LOG_LINE@json.output@        \"digest\": {@@@",
      "@@@STEP_LOG_LINE@json.output@          \"hash\": \"24b2420bc49d8b8fdc1d011a163708927532b37dc9f91d7d8d6877e3a86559ca\",@@@",
      "@@@STEP_LOG_LINE@json.output@          \"size_bytes\": \"73\"@@@",
      "@@@STEP_LOG_LINE@json.output@        }@@@",
      "@@@STEP_LOG_LINE@json.output@      },@@@",
      "@@@STEP_LOG_LINE@json.output@      \"duration\": 62.35,@@@",
      "@@@STEP_LOG_LINE@json.output@      \"exit_code\": \"0\",@@@",
      "@@@STEP_LOG_LINE@json.output@      \"name\": \"my_task_0\",@@@",
      "@@@STEP_LOG_LINE@json.output@      \"resultdb_info\": {@@@",
      "@@@STEP_LOG_LINE@json.output@        \"invocation\": \"invocations/some-inv-name\"@@@",
      "@@@STEP_LOG_LINE@json.output@      },@@@",
      "@@@STEP_LOG_LINE@json.output@      \"state\": \"COMPLETED\",@@@",
      "@@@STEP_LOG_LINE@json.output@      \"task_id\": \"abc123\"@@@",
      "@@@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: my_task_0@hello world!@@@",
      "@@@STEP_LOG_END@task stdout+stderr: my_task_0@@@",
      "@@@STEP_LINK@task cas outputs: my_task_0@https://cas-viewer.appspot.com/projects/example-project/instances/default_instance/blobs/24b2420bc49d8b8fdc1d011a163708927532b37dc9f91d7d8d6877e3a86559ca/73/tree@@@"
    ]
  },
  {
    "failure": {
      "failure": {},
      "humanReason": "build 8945511751514863187 failed"
    },
    "name": "$result"
  }
]