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      "@@@STEP_LOG_LINE@config_name.json@      \"destination\": \"bucket/c.txt\",@@@",
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    "name": "launch builds.schedule",
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    "cmd": [],
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    "name": "collect builds.collect.get",
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      "@@@STEP_LOG_LINE@request@    }@@@",
      "@@@STEP_LOG_LINE@request@  ]@@@",
      "@@@STEP_LOG_LINE@request@}@@@",
      "@@@STEP_LOG_END@request@@@",
      "@@@STEP_LINK@8945511751514863186@https://cr-buildbucket.appspot.com/build/8945511751514863186@@@"
    ]
  },
  {
    "cmd": [],
    "name": "display builds"
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    "cmd": [],
    "name": "display builds.ios_debug",
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  },
  {
    "cmd": [],
    "name": "launch tests"
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  {
    "cmd": [],
    "name": "collect tests"
  },
  {
    "cmd": [],
    "name": "display tests"
  },
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "ensure-directory",
      "--mode",
      "0777",
      "[CACHE]/builder"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
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      "resultdb": {
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          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
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        "hostname": "rdbhost"
      }
    },
    "name": "Ensure full engine checkout folder"
  },
  {
    "cmd": [],
    "name": "Checkout source code"
  },
  {
    "cmd": [
      "vpython3",
      "RECIPE_REPO[depot_tools]/gerrit_client.py",
      "changes",
      "--host",
      "https://flutter-review.googlesource.com",
      "--json_file",
      "/path/to/tmp/json",
      "--limit",
      "1",
      "-p",
      "change=123456",
      "-o",
      "ALL_REVISIONS",
      "-o",
      "DOWNLOAD_COMMANDS"
    ],
    "cwd": "[CACHE]/builder",
    "env": {
      "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
      "DEPOT_TOOLS": "RECIPE_REPO[depot_tools]",
      "ENGINE_CHECKOUT_PATH": "[CACHE]/builder",
      "GIT_BRANCH": "",
      "LUCI_BRANCH": "",
      "LUCI_CI": "True",
      "LUCI_PR": "",
      "LUCI_WORKDIR": "[START_DIR]",
      "OS": "linux",
      "PATH": "<PATH>:RECIPE_REPO[depot_tools]",
      "REVISION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
    },
    "env_prefixes": {
      "PATH": [
        "[CACHE]/builder/src/third_party/dart/tools/sdks/dart-sdk/bin"
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    },
    "env_suffixes": {
      "DEPOT_TOOLS_UPDATE": [
        "0"
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      "PATH": [
        "RECIPE_REPO[depot_tools]"
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    "infra_step": true,
    "luci_context": {
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        "name": "proj:try"
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      "resultdb": {
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          "name": "invocations/build:8945511751514863184",
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        "hostname": "rdbhost"
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    },
    "name": "Checkout source code.gerrit fetch current CL info",
    "timeout": 60,
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@json.output@[@@@",
      "@@@STEP_LOG_LINE@json.output@  {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"branch\": \"main\", @@@",
      "@@@STEP_LOG_LINE@json.output@    \"owner\": {@@@",
      "@@@STEP_LOG_LINE@json.output@      \"name\": \"John Doe\"@@@",
      "@@@STEP_LOG_LINE@json.output@    }, @@@",
      "@@@STEP_LOG_LINE@json.output@    \"revisions\": {@@@",
      "@@@STEP_LOG_LINE@json.output@      \"184ebe53805e102605d11f6b143486d15c23a09c\": {@@@",
      "@@@STEP_LOG_LINE@json.output@        \"_number\": \"7\", @@@",
      "@@@STEP_LOG_LINE@json.output@        \"ref\": \"refs/changes/56/123456/7\"@@@",
      "@@@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@@@"
    ]
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    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[depot_tools::bot_update]/resources/bot_update.py",
      "--spec-path",
      "cache_dir = '[CACHE]/git'\nsolutions = [{'deps_file': '.DEPS.git', 'managed': False, 'name': 'src/flutter', 'url': 'https://flutter.googlesource.com/mirrors/engine'}]",
      "--patch_root",
      "src/flutter",
      "--revision_mapping_file",
      "{\"got_engine_revision\": \"src/flutter\"}",
      "--git-cache-dir",
      "[CACHE]/git",
      "--cleanup-dir",
      "[CLEANUP]/bot_update",
      "--output_json",
      "/path/to/tmp/json",
      "--patch_ref",
      "https://flutter.googlesource.com/mirrors/engine@refs/heads/main:refs/changes/56/123456/7",
      "--revision",
      "src/flutter@refs/heads/main",
      "--refs",
      "refs/heads/main",
      "--refs",
      "refs/heads/main"
    ],
    "cwd": "[CACHE]/builder",
    "env": {
      "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
      "DEPOT_TOOLS": "RECIPE_REPO[depot_tools]",
      "DEPOT_TOOLS_REPORT_BUILD": "proj/try/try-builder/8945511751514863184",
      "ENGINE_CHECKOUT_PATH": "[CACHE]/builder",
      "GIT_BRANCH": "",
      "GIT_HTTP_LOW_SPEED_LIMIT": "102400",
      "GIT_HTTP_LOW_SPEED_TIME": "1800",
      "LUCI_BRANCH": "",
      "LUCI_CI": "True",
      "LUCI_PR": "",
      "LUCI_WORKDIR": "[START_DIR]",
      "OS": "linux",
      "REVISION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
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    "env_prefixes": {
      "PATH": [
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    "env_suffixes": {
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      "PATH": [
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        "RECIPE_REPO[depot_tools]"
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    },
    "infra_step": true,
    "luci_context": {
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        "name": "proj:try"
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      "resultdb": {
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          "name": "invocations/build:8945511751514863184",
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        "hostname": "rdbhost"
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    },
    "name": "Checkout source code.bot_update",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_TEXT@Some step text@@@",
      "@@@STEP_LOG_LINE@json.output@{@@@",
      "@@@STEP_LOG_LINE@json.output@  \"did_run\": true, @@@",
      "@@@STEP_LOG_LINE@json.output@  \"fixed_revisions\": {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"src/flutter\": \"refs/heads/main\"@@@",
      "@@@STEP_LOG_LINE@json.output@  }, @@@",
      "@@@STEP_LOG_LINE@json.output@  \"manifest\": {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"src/flutter\": {@@@",
      "@@@STEP_LOG_LINE@json.output@      \"repository\": \"https://fake.org/src/flutter.git\", @@@",
      "@@@STEP_LOG_LINE@json.output@      \"revision\": \"e1f32bac24d72ebe0a5713009ae850c6320e7c7d\"@@@",
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      "@@@STEP_LOG_LINE@json.output@  \"patch_root\": \"src/flutter\", @@@",
      "@@@STEP_LOG_LINE@json.output@  \"properties\": {@@@",
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      "@@@STEP_LOG_LINE@json.output@    \"got_revision\": \"9221bca00ddbd888260084def81f09543281b952\"@@@",
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      "@@@STEP_LOG_LINE@json.output@  \"source_manifest\": {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"directories\": {@@@",
      "@@@STEP_LOG_LINE@json.output@      \"src/flutter\": {@@@",
      "@@@STEP_LOG_LINE@json.output@        \"git_checkout\": {@@@",
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      "@@@STEP_LOG_LINE@json.output@          \"revision\": \"e1f32bac24d72ebe0a5713009ae850c6320e7c7d\"@@@",
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      "@@@STEP_LOG_LINE@json.output@      }@@@",
      "@@@STEP_LOG_LINE@json.output@    }, @@@",
      "@@@STEP_LOG_LINE@json.output@    \"version\": 0@@@",
      "@@@STEP_LOG_LINE@json.output@  }, @@@",
      "@@@STEP_LOG_LINE@json.output@  \"step_text\": \"Some step text\"@@@",
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      "@@@STEP_LOG_END@json.output@@@",
      "@@@SET_BUILD_PROPERTY@got_engine_revision@\"e1f32bac24d72ebe0a5713009ae850c6320e7c7d\"@@@",
      "@@@SET_BUILD_PROPERTY@got_engine_revision_cp@\"refs/heads/main@{#84512}\"@@@",
      "@@@SET_BUILD_PROPERTY@got_revision@\"9221bca00ddbd888260084def81f09543281b952\"@@@"
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    "cmd": [
      "vpython3",
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      "RECIPE_REPO[depot_tools]/gclient.py",
      "runhooks"
    ],
    "cwd": "[CACHE]/builder",
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      "ANDROID_HOME": "[CACHE]/builder/src/third_party/android_tools/sdk",
      "DEPOT_TOOLS": "RECIPE_REPO[depot_tools]",
      "DEPOT_TOOLS_REPORT_BUILD": "proj/try/try-builder/8945511751514863184",
      "ENGINE_CHECKOUT_PATH": "[CACHE]/builder",
      "GIT_BRANCH": "",
      "LUCI_BRANCH": "",
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      "LUCI_PR": "",
      "LUCI_WORKDIR": "[START_DIR]",
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      "REVISION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
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    "env_prefixes": {
      "PATH": [
        "[CACHE]/builder/src/third_party/dart/tools/sdks/dart-sdk/bin"
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    "env_suffixes": {
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      "PATH": [
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        "RECIPE_REPO[depot_tools]"
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    "luci_context": {
      "realm": {
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        "hostname": "rdbhost"
      }
    },
    "name": "Checkout source code.gclient runhooks",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "name": "$result"
  }
]