[
  {
    "cmd": [],
    "name": "launch builds"
  },
  {
    "cmd": [
      "bb",
      "batch",
      "-host",
      "cr-buildbucket.appspot.com"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "launch builds.schedule",
    "stdin": "{\"requests\": [{\"scheduleBuild\": {\"builder\": {\"bucket\": \"try\", \"builder\": \"Mac Staging Engine Drone\", \"project\": \"proj\"}, \"exe\": {\"cipdVersion\": \"refs/heads/main\"}, \"experimental\": \"NO\", \"experiments\": {\"luci.buildbucket.parent_tracking\": false}, \"fields\": \"builder,createTime,createdBy,critical,endTime,id,infra,input,number,output,startTime,status,updateTime\", \"gerritChanges\": [{\"change\": \"123456\", \"host\": \"flutter-review.googlesource.com\", \"patchset\": \"7\", \"project\": \"mirrors/engine\"}], \"gitilesCommit\": {\"host\": \"flutter.googlesource.com\", \"id\": \"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\", \"project\": \"mirrors/engine\", \"ref\": \"refs/heads/main\"}, \"priority\": 25, \"properties\": {\"archives\": [{\"destination\": \"bucket/c.txt\", \"name\": \"c.txt\", \"source\": \"/a/b/c.txt\"}], \"build\": {\"generators\": [{\"name\": \"generator1\", \"script\": \"script1.sh\"}], \"gn\": [\"--ios\"], \"name\": \"ios_debug\", \"ninja\": {\"config\": \"ios_debug\", \"targets\": []}}, \"builds\": [{\"generators\": [{\"name\": \"generator1\", \"script\": \"script1.sh\"}], \"gn\": [\"--ios\"], \"name\": \"ios_debug\", \"ninja\": {\"config\": \"ios_debug\", \"targets\": []}}], \"environment\": \"Staging\", \"generators\": {\"tasks\": [{\"language\": \"python\", \"name\": \"Debug-FlutterMacOS.framework\", \"parameters\": [\"--variant\", \"host_profile\", \"--type\", \"engine\", \"--engine-capture-core-dump\"], \"script\": \"flutter/sky/tools/create_macos_framework.py\", \"type\": \"local\"}]}, \"recipe\": \"engine_v2/builder\", \"tests\": []}, \"requestId\": \"8945511751514863184-00000000-0000-0000-0000-000000001337\", \"swarming\": {\"parentRunId\": \"fake-task-id\"}, \"tags\": [{\"key\": \"cq_experimental\", \"value\": \"false\"}, {\"key\": \"parent_buildbucket_id\", \"value\": \"8945511751514863184\"}, {\"key\": \"user_agent\", \"value\": \"recipe\"}]}}]}",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@json.output@{@@@",
      "@@@STEP_LOG_LINE@json.output@  \"responses\": [@@@",
      "@@@STEP_LOG_LINE@json.output@    {@@@",
      "@@@STEP_LOG_LINE@json.output@      \"scheduleBuild\": {@@@",
      "@@@STEP_LOG_LINE@json.output@        \"builder\": {@@@",
      "@@@STEP_LOG_LINE@json.output@          \"bucket\": \"try\", @@@",
      "@@@STEP_LOG_LINE@json.output@          \"builder\": \"builder-subbuild1\", @@@",
      "@@@STEP_LOG_LINE@json.output@          \"project\": \"fuchsia\"@@@",
      "@@@STEP_LOG_LINE@json.output@        }, @@@",
      "@@@STEP_LOG_LINE@json.output@        \"id\": \"8945511751514863186\"@@@",
      "@@@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@@@",
      "@@@STEP_LOG_LINE@request@{@@@",
      "@@@STEP_LOG_LINE@request@  \"requests\": [@@@",
      "@@@STEP_LOG_LINE@request@    {@@@",
      "@@@STEP_LOG_LINE@request@      \"scheduleBuild\": {@@@",
      "@@@STEP_LOG_LINE@request@        \"builder\": {@@@",
      "@@@STEP_LOG_LINE@request@          \"bucket\": \"try\", @@@",
      "@@@STEP_LOG_LINE@request@          \"builder\": \"Mac Staging Engine Drone\", @@@",
      "@@@STEP_LOG_LINE@request@          \"project\": \"proj\"@@@",
      "@@@STEP_LOG_LINE@request@        }, @@@",
      "@@@STEP_LOG_LINE@request@        \"exe\": {@@@",
      "@@@STEP_LOG_LINE@request@          \"cipdVersion\": \"refs/heads/main\"@@@",
      "@@@STEP_LOG_LINE@request@        }, @@@",
      "@@@STEP_LOG_LINE@request@        \"experimental\": \"NO\", @@@",
      "@@@STEP_LOG_LINE@request@        \"experiments\": {@@@",
      "@@@STEP_LOG_LINE@request@          \"luci.buildbucket.parent_tracking\": false@@@",
      "@@@STEP_LOG_LINE@request@        }, @@@",
      "@@@STEP_LOG_LINE@request@        \"fields\": \"builder,createTime,createdBy,critical,endTime,id,infra,input,number,output,startTime,status,updateTime\", @@@",
      "@@@STEP_LOG_LINE@request@        \"gerritChanges\": [@@@",
      "@@@STEP_LOG_LINE@request@          {@@@",
      "@@@STEP_LOG_LINE@request@            \"change\": \"123456\", @@@",
      "@@@STEP_LOG_LINE@request@            \"host\": \"flutter-review.googlesource.com\", @@@",
      "@@@STEP_LOG_LINE@request@            \"patchset\": \"7\", @@@",
      "@@@STEP_LOG_LINE@request@            \"project\": \"mirrors/engine\"@@@",
      "@@@STEP_LOG_LINE@request@          }@@@",
      "@@@STEP_LOG_LINE@request@        ], @@@",
      "@@@STEP_LOG_LINE@request@        \"gitilesCommit\": {@@@",
      "@@@STEP_LOG_LINE@request@          \"host\": \"flutter.googlesource.com\", @@@",
      "@@@STEP_LOG_LINE@request@          \"id\": \"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\", @@@",
      "@@@STEP_LOG_LINE@request@          \"project\": \"mirrors/engine\", @@@",
      "@@@STEP_LOG_LINE@request@          \"ref\": \"refs/heads/main\"@@@",
      "@@@STEP_LOG_LINE@request@        }, @@@",
      "@@@STEP_LOG_LINE@request@        \"priority\": 25, @@@",
      "@@@STEP_LOG_LINE@request@        \"properties\": {@@@",
      "@@@STEP_LOG_LINE@request@          \"archives\": [@@@",
      "@@@STEP_LOG_LINE@request@            {@@@",
      "@@@STEP_LOG_LINE@request@              \"destination\": \"bucket/c.txt\", @@@",
      "@@@STEP_LOG_LINE@request@              \"name\": \"c.txt\", @@@",
      "@@@STEP_LOG_LINE@request@              \"source\": \"/a/b/c.txt\"@@@",
      "@@@STEP_LOG_LINE@request@            }@@@",
      "@@@STEP_LOG_LINE@request@          ], @@@",
      "@@@STEP_LOG_LINE@request@          \"build\": {@@@",
      "@@@STEP_LOG_LINE@request@            \"generators\": [@@@",
      "@@@STEP_LOG_LINE@request@              {@@@",
      "@@@STEP_LOG_LINE@request@                \"name\": \"generator1\", @@@",
      "@@@STEP_LOG_LINE@request@                \"script\": \"script1.sh\"@@@",
      "@@@STEP_LOG_LINE@request@              }@@@",
      "@@@STEP_LOG_LINE@request@            ], @@@",
      "@@@STEP_LOG_LINE@request@            \"gn\": [@@@",
      "@@@STEP_LOG_LINE@request@              \"--ios\"@@@",
      "@@@STEP_LOG_LINE@request@            ], @@@",
      "@@@STEP_LOG_LINE@request@            \"name\": \"ios_debug\", @@@",
      "@@@STEP_LOG_LINE@request@            \"ninja\": {@@@",
      "@@@STEP_LOG_LINE@request@              \"config\": \"ios_debug\", @@@",
      "@@@STEP_LOG_LINE@request@              \"targets\": []@@@",
      "@@@STEP_LOG_LINE@request@            }@@@",
      "@@@STEP_LOG_LINE@request@          }, @@@",
      "@@@STEP_LOG_LINE@request@          \"builds\": [@@@",
      "@@@STEP_LOG_LINE@request@            {@@@",
      "@@@STEP_LOG_LINE@request@              \"generators\": [@@@",
      "@@@STEP_LOG_LINE@request@                {@@@",
      "@@@STEP_LOG_LINE@request@                  \"name\": \"generator1\", @@@",
      "@@@STEP_LOG_LINE@request@                  \"script\": \"script1.sh\"@@@",
      "@@@STEP_LOG_LINE@request@                }@@@",
      "@@@STEP_LOG_LINE@request@              ], @@@",
      "@@@STEP_LOG_LINE@request@              \"gn\": [@@@",
      "@@@STEP_LOG_LINE@request@                \"--ios\"@@@",
      "@@@STEP_LOG_LINE@request@              ], @@@",
      "@@@STEP_LOG_LINE@request@              \"name\": \"ios_debug\", @@@",
      "@@@STEP_LOG_LINE@request@              \"ninja\": {@@@",
      "@@@STEP_LOG_LINE@request@                \"config\": \"ios_debug\", @@@",
      "@@@STEP_LOG_LINE@request@                \"targets\": []@@@",
      "@@@STEP_LOG_LINE@request@              }@@@",
      "@@@STEP_LOG_LINE@request@            }@@@",
      "@@@STEP_LOG_LINE@request@          ], @@@",
      "@@@STEP_LOG_LINE@request@          \"environment\": \"Staging\", @@@",
      "@@@STEP_LOG_LINE@request@          \"generators\": {@@@",
      "@@@STEP_LOG_LINE@request@            \"tasks\": [@@@",
      "@@@STEP_LOG_LINE@request@              {@@@",
      "@@@STEP_LOG_LINE@request@                \"language\": \"python\", @@@",
      "@@@STEP_LOG_LINE@request@                \"name\": \"Debug-FlutterMacOS.framework\", @@@",
      "@@@STEP_LOG_LINE@request@                \"parameters\": [@@@",
      "@@@STEP_LOG_LINE@request@                  \"--variant\", @@@",
      "@@@STEP_LOG_LINE@request@                  \"host_profile\", @@@",
      "@@@STEP_LOG_LINE@request@                  \"--type\", @@@",
      "@@@STEP_LOG_LINE@request@                  \"engine\", @@@",
      "@@@STEP_LOG_LINE@request@                  \"--engine-capture-core-dump\"@@@",
      "@@@STEP_LOG_LINE@request@                ], @@@",
      "@@@STEP_LOG_LINE@request@                \"script\": \"flutter/sky/tools/create_macos_framework.py\", @@@",
      "@@@STEP_LOG_LINE@request@                \"type\": \"local\"@@@",
      "@@@STEP_LOG_LINE@request@              }@@@",
      "@@@STEP_LOG_LINE@request@            ]@@@",
      "@@@STEP_LOG_LINE@request@          }, @@@",
      "@@@STEP_LOG_LINE@request@          \"recipe\": \"engine_v2/builder\", @@@",
      "@@@STEP_LOG_LINE@request@          \"tests\": []@@@",
      "@@@STEP_LOG_LINE@request@        }, @@@",
      "@@@STEP_LOG_LINE@request@        \"requestId\": \"8945511751514863184-00000000-0000-0000-0000-000000001337\", @@@",
      "@@@STEP_LOG_LINE@request@        \"swarming\": {@@@",
      "@@@STEP_LOG_LINE@request@          \"parentRunId\": \"fake-task-id\"@@@",
      "@@@STEP_LOG_LINE@request@        }, @@@",
      "@@@STEP_LOG_LINE@request@        \"tags\": [@@@",
      "@@@STEP_LOG_LINE@request@          {@@@",
      "@@@STEP_LOG_LINE@request@            \"key\": \"cq_experimental\", @@@",
      "@@@STEP_LOG_LINE@request@            \"value\": \"false\"@@@",
      "@@@STEP_LOG_LINE@request@          }, @@@",
      "@@@STEP_LOG_LINE@request@          {@@@",
      "@@@STEP_LOG_LINE@request@            \"key\": \"parent_buildbucket_id\", @@@",
      "@@@STEP_LOG_LINE@request@            \"value\": \"8945511751514863184\"@@@",
      "@@@STEP_LOG_LINE@request@          }, @@@",
      "@@@STEP_LOG_LINE@request@          {@@@",
      "@@@STEP_LOG_LINE@request@            \"key\": \"user_agent\", @@@",
      "@@@STEP_LOG_LINE@request@            \"value\": \"recipe\"@@@",
      "@@@STEP_LOG_LINE@request@          }@@@",
      "@@@STEP_LOG_LINE@request@        ]@@@",
      "@@@STEP_LOG_LINE@request@      }@@@",
      "@@@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": "collect builds"
  },
  {
    "cmd": [],
    "name": "collect builds.collect",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "bb",
      "collect",
      "-host",
      "cr-buildbucket.appspot.com",
      "-interval",
      "20s",
      "8945511751514863186"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "collect builds.collect.wait",
    "timeout": 86400,
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "bb",
      "batch",
      "-host",
      "cr-buildbucket.appspot.com"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "collect builds.collect.get",
    "stdin": "{\"requests\": [{\"getBuild\": {\"fields\": \"builder,createTime,createdBy,critical,endTime,id,infra,infra.swarming.taskId,input,number,output,startTime,status,summaryMarkdown,updateTime\", \"id\": \"8945511751514863186\"}}]}",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@",
      "@@@STEP_LOG_LINE@json.output@{@@@",
      "@@@STEP_LOG_LINE@json.output@  \"responses\": [@@@",
      "@@@STEP_LOG_LINE@json.output@    {@@@",
      "@@@STEP_LOG_LINE@json.output@      \"getBuild\": {@@@",
      "@@@STEP_LOG_LINE@json.output@        \"builder\": {@@@",
      "@@@STEP_LOG_LINE@json.output@          \"bucket\": \"try\", @@@",
      "@@@STEP_LOG_LINE@json.output@          \"builder\": \"builder-subbuild1\", @@@",
      "@@@STEP_LOG_LINE@json.output@          \"project\": \"fuchsia\"@@@",
      "@@@STEP_LOG_LINE@json.output@        }, @@@",
      "@@@STEP_LOG_LINE@json.output@        \"createTime\": \"2018-05-25T23:50:17Z\", @@@",
      "@@@STEP_LOG_LINE@json.output@        \"createdBy\": \"project:fuchsia\", @@@",
      "@@@STEP_LOG_LINE@json.output@        \"id\": \"8945511751514863186\", @@@",
      "@@@STEP_LOG_LINE@json.output@        \"infra\": {@@@",
      "@@@STEP_LOG_LINE@json.output@          \"resultdb\": {@@@",
      "@@@STEP_LOG_LINE@json.output@            \"invocation\": \"invocations/build:8945511751514863186\"@@@",
      "@@@STEP_LOG_LINE@json.output@          }, @@@",
      "@@@STEP_LOG_LINE@json.output@          \"swarming\": {@@@",
      "@@@STEP_LOG_LINE@json.output@            \"priority\": 30, @@@",
      "@@@STEP_LOG_LINE@json.output@            \"taskId\": \"abc123\"@@@",
      "@@@STEP_LOG_LINE@json.output@          }@@@",
      "@@@STEP_LOG_LINE@json.output@        }, @@@",
      "@@@STEP_LOG_LINE@json.output@        \"input\": {@@@",
      "@@@STEP_LOG_LINE@json.output@          \"gerritChanges\": [@@@",
      "@@@STEP_LOG_LINE@json.output@            {@@@",
      "@@@STEP_LOG_LINE@json.output@              \"change\": \"123456\", @@@",
      "@@@STEP_LOG_LINE@json.output@              \"host\": \"chromium-review.googlesource.com\", @@@",
      "@@@STEP_LOG_LINE@json.output@              \"patchset\": \"7\", @@@",
      "@@@STEP_LOG_LINE@json.output@              \"project\": \"fuchsia\"@@@",
      "@@@STEP_LOG_LINE@json.output@            }@@@",
      "@@@STEP_LOG_LINE@json.output@          ]@@@",
      "@@@STEP_LOG_LINE@json.output@        }, @@@",
      "@@@STEP_LOG_LINE@json.output@        \"output\": {@@@",
      "@@@STEP_LOG_LINE@json.output@          \"properties\": {@@@",
      "@@@STEP_LOG_LINE@json.output@            \"test_orchestration_inputs_hash\": \"abc\"@@@",
      "@@@STEP_LOG_LINE@json.output@          }@@@",
      "@@@STEP_LOG_LINE@json.output@        }, @@@",
      "@@@STEP_LOG_LINE@json.output@        \"status\": \"SUCCESS\", @@@",
      "@@@STEP_LOG_LINE@json.output@        \"tags\": [@@@",
      "@@@STEP_LOG_LINE@json.output@          {@@@",
      "@@@STEP_LOG_LINE@json.output@            \"key\": \"cq_experimental\", @@@",
      "@@@STEP_LOG_LINE@json.output@            \"value\": \"false\"@@@",
      "@@@STEP_LOG_LINE@json.output@          }@@@",
      "@@@STEP_LOG_LINE@json.output@        ]@@@",
      "@@@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@@@",
      "@@@STEP_LOG_LINE@request@{@@@",
      "@@@STEP_LOG_LINE@request@  \"requests\": [@@@",
      "@@@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\": \"8945511751514863186\"@@@",
      "@@@STEP_LOG_LINE@request@      }@@@",
      "@@@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"
  },
  {
    "cmd": [],
    "name": "display builds.builder-subbuild1",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LINK@8945511751514863186@https://cr-buildbucket.appspot.com/build/8945511751514863186@@@"
    ]
  },
  {
    "cmd": [],
    "name": "launch tests"
  },
  {
    "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"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "Ensure full engine checkout folder"
  },
  {
    "cmd": [],
    "name": "Checkout source code"
  },
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "rmcontents",
      "[CACHE]/builder"
    ],
    "env_suffixes": {
      "DEPOT_TOOLS_UPDATE": [
        "0"
      ],
      "PATH": [
        "RECIPE_REPO[depot_tools]"
      ]
    },
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "Checkout source code.Clobber cache",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "rmtree",
      "[CACHE]/git"
    ],
    "env_suffixes": {
      "DEPOT_TOOLS_UPDATE": [
        "0"
      ],
      "PATH": [
        "RECIPE_REPO[depot_tools]"
      ]
    },
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "Checkout source code.Clobber git cache",
    "~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",
      "0777",
      "[CACHE]/builder"
    ],
    "env_suffixes": {
      "DEPOT_TOOLS_UPDATE": [
        "0"
      ],
      "PATH": [
        "RECIPE_REPO[depot_tools]"
      ]
    },
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "Checkout source code.Ensure checkout cache",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "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/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": "darwin",
      "PATH": "<PATH>:RECIPE_REPO[depot_tools]",
      "REVISION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
    },
    "env_prefixes": {
      "PATH": [
        "[CACHE]/builder/third_party/dart/tools/sdks/dart-sdk/bin"
      ]
    },
    "env_suffixes": {
      "DEPOT_TOOLS_UPDATE": [
        "0"
      ],
      "PATH": [
        "RECIPE_REPO[depot_tools]"
      ]
    },
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "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@@@"
    ]
  },
  {
    "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/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": "darwin",
      "REVISION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
    },
    "env_prefixes": {
      "PATH": [
        "[CACHE]/builder/third_party/dart/tools/sdks/dart-sdk/bin"
      ]
    },
    "env_suffixes": {
      "DEPOT_TOOLS_UPDATE": [
        "0",
        "0"
      ],
      "PATH": [
        "RECIPE_REPO[depot_tools]",
        "RECIPE_REPO[depot_tools]"
      ]
    },
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "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\"@@@",
      "@@@STEP_LOG_LINE@json.output@    }@@@",
      "@@@STEP_LOG_LINE@json.output@  }, @@@",
      "@@@STEP_LOG_LINE@json.output@  \"patch_failure\": false, @@@",
      "@@@STEP_LOG_LINE@json.output@  \"patch_root\": \"src/flutter\", @@@",
      "@@@STEP_LOG_LINE@json.output@  \"properties\": {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"got_engine_revision\": \"e1f32bac24d72ebe0a5713009ae850c6320e7c7d\", @@@",
      "@@@STEP_LOG_LINE@json.output@    \"got_engine_revision_cp\": \"refs/heads/main@{#84512}\", @@@",
      "@@@STEP_LOG_LINE@json.output@    \"got_revision\": \"9221bca00ddbd888260084def81f09543281b952\"@@@",
      "@@@STEP_LOG_LINE@json.output@  }, @@@",
      "@@@STEP_LOG_LINE@json.output@  \"root\": \"src/flutter\", @@@",
      "@@@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\": {@@@",
      "@@@STEP_LOG_LINE@json.output@          \"repo_url\": \"https://fake.org/src/flutter.git\", @@@",
      "@@@STEP_LOG_LINE@json.output@          \"revision\": \"e1f32bac24d72ebe0a5713009ae850c6320e7c7d\"@@@",
      "@@@STEP_LOG_LINE@json.output@        }@@@",
      "@@@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\"@@@",
      "@@@STEP_LOG_LINE@json.output@}@@@",
      "@@@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\"@@@"
    ]
  },
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_REPO[depot_tools]/gclient.py",
      "runhooks"
    ],
    "cwd": "[CACHE]/builder",
    "env": {
      "ANDROID_HOME": "[CACHE]/builder/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": "",
      "LUCI_CI": "True",
      "LUCI_PR": "",
      "LUCI_WORKDIR": "[START_DIR]",
      "OS": "darwin",
      "REVISION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
    },
    "env_prefixes": {
      "PATH": [
        "[CACHE]/builder/third_party/dart/tools/sdks/dart-sdk/bin"
      ]
    },
    "env_suffixes": {
      "DEPOT_TOOLS_UPDATE": [
        "0"
      ],
      "PATH": [
        "RECIPE_REPO[depot_tools]",
        "RECIPE_REPO[depot_tools]"
      ]
    },
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "Checkout source code.gclient runhooks",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "rmtree",
      "[CACHE]/builder/src/out"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "Clobber build download folder"
  },
  {
    "cmd": [],
    "name": "Global generators"
  },
  {
    "cmd": [
      "cipd",
      "ensure",
      "-root",
      "[CACHE]/osx_sdk",
      "-ensure-file",
      "infra/tools/mac_toolchain/${platform} latest",
      "-max-threads",
      "0",
      "-json-output",
      "/path/to/tmp/json"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "Global generators.ensure_installed",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@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/mac_toolchain/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]/osx_sdk/mac_toolchain",
      "install",
      "-kind",
      "ios",
      "-xcode-version",
      "9f2000",
      "-output-dir",
      "[CACHE]/osx_sdk/XCode.app",
      "-cipd-package-prefix",
      "flutter_internal/ios/xcode",
      "-with-runtime=True"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "Global generators.install xcode",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "killall",
      "-9",
      "com.apple.CoreSimulator.CoreSimulatorDevice"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "Global generators.kill dart",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "sudo",
      "xcode-select",
      "--switch",
      "[CACHE]/osx_sdk/XCode.app"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "Global generators.select XCode",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "xcrun",
      "simctl",
      "list"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "Global generators.list simulators",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "listdir",
      "[CACHE]/builder/src/out",
      "--recursive"
    ],
    "cwd": "[CACHE]/builder",
    "env": {
      "ANDROID_HOME": "[CACHE]/builder/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": "darwin",
      "REVISION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
    },
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "Global generators.List checkout",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_END@listdir@@@"
    ]
  },
  {
    "cmd": [
      "python",
      "[CACHE]/builder/src/flutter/sky/tools/create_macos_framework.py",
      "--variant",
      "host_profile",
      "--type",
      "engine",
      "--engine-capture-core-dump"
    ],
    "cwd": "[CACHE]/builder",
    "env": {
      "ANDROID_HOME": "[CACHE]/builder/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": "darwin",
      "REVISION": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
    },
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "Global generators.Debug-FlutterMacOS.framework",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "sudo",
      "xcode-select",
      "--reset"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "Global generators.reset XCode",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "listdir",
      "[CACHE]/builder/src/out",
      "--recursive"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "Final List checkout",
    "~followup_annotations": [
      "@@@STEP_LOG_END@listdir@@@"
    ]
  },
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "listdir",
      "[CACHE]/builder/src/flutter/sky",
      "--recursive"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "Final List checkout 2",
    "~followup_annotations": [
      "@@@STEP_LOG_END@listdir@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "rev-parse",
      "HEAD"
    ],
    "cwd": "[CACHE]/builder/src/flutter",
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "git rev-parse"
  },
  {
    "cmd": [
      "python3",
      "-u",
      "RECIPE_MODULE[depot_tools::gsutil]/resources/gsutil_smart_retry.py",
      "--",
      "RECIPE_REPO[depot_tools]/gsutil.py",
      "----",
      "cp",
      "-r",
      "/a/b/c.txt",
      "gs://flutter_archives_v2/flutter_infra_release/flutter//bucket/c.txt"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "proj:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "gsutil c.txt",
    "~followup_annotations": [
      "@@@STEP_LINK@gsutil.upload@https://console.cloud.google.com/storage/browser/flutter_archives_v2/flutter_infra_release/flutter//bucket/c.txt@@@"
    ]
  },
  {
    "name": "$result"
  }
]