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        "hostname": "rdbhost"
      }
    },
    "name": "release.mac-amd64.upload.install infra/tools/luci/cas.ensure_installed",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@4@@@",
      "@@@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:moc\",@@@",
      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra/tools/luci/cas/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/cas/33f9d887e5b8aeaaf9d65506acccfa8da2c480712e534a23a79e92c342c44bee/cas",
      "archive",
      "-log-level",
      "info",
      "-cas-instance",
      "projects/example-cas-server/instances/default_instance",
      "-dump-digest",
      "/path/to/tmp/",
      "-paths-json",
      "[[\"[START_DIR]/gn/out\", \"gn\"]]"
    ],
    "cwd": "[START_DIR]/gn",
    "env": {
      "AR": "[START_DIR]/cipd/bin/llvm-ar",
      "CC": "[START_DIR]/cipd/bin/clang",
      "CFLAGS": "--target=x86_64-apple-darwin --sysroot=/some/xcode/path -nostdinc++ -cxx-isystem [CACHE]/macos_sdk/XCode.app/include/c++/v1",
      "CXX": "[START_DIR]/cipd/bin/clang++",
      "LDFLAGS": "--target=x86_64-apple-darwin --sysroot=/some/xcode/path"
    },
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "gn:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "release.mac-amd64.upload.upload binary to CAS",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@3@@@",
      "@@@STEP_LINK@CAS UI@https://cas-viewer.appspot.com/projects/example-cas-server/instances/default_instance/blobs/e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855/0/tree@@@"
    ]
  },
  {
    "cmd": [
      "xcrun",
      "--show-sdk-path"
    ],
    "luci_context": {
      "realm": {
        "name": "gn:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "release.xcrun sdk-path (2)",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@raw_io.output_text[sdk-path]@/some/xcode/path@@@",
      "@@@STEP_LOG_END@raw_io.output_text[sdk-path]@@@"
    ]
  },
  {
    "cmd": [
      "xcrun",
      "--toolchain",
      "clang",
      "clang++",
      "-xc++",
      "-fsyntax-only",
      "-Wp,-v",
      "/dev/null"
    ],
    "luci_context": {
      "realm": {
        "name": "gn:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "release.xcrun toolchain (2)",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@raw_io.output_text[toolchain]@[CACHE]/macos_sdk/XCode.app/include/c++/v1@@@",
      "@@@STEP_LOG_END@raw_io.output_text[toolchain]@@@"
    ]
  },
  {
    "cmd": [],
    "name": "release.mac-arm64",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "python3",
      "-u",
      "[START_DIR]/gn/build/gen.py",
      "--use-lto",
      "--use-icf"
    ],
    "cwd": "[START_DIR]/gn",
    "env": {
      "AR": "[START_DIR]/cipd/bin/llvm-ar",
      "CC": "[START_DIR]/cipd/bin/clang",
      "CFLAGS": "--target=arm64-apple-darwin --sysroot=/some/xcode/path -nostdinc++ -cxx-isystem [CACHE]/macos_sdk/XCode.app/include/c++/v1",
      "CXX": "[START_DIR]/cipd/bin/clang++",
      "LDFLAGS": "--target=arm64-apple-darwin --sysroot=/some/xcode/path"
    },
    "luci_context": {
      "realm": {
        "name": "gn:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "release.mac-arm64.generate",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "[START_DIR]/cipd/ninja",
      "-C",
      "[START_DIR]/gn/out"
    ],
    "cwd": "[START_DIR]/gn",
    "env": {
      "AR": "[START_DIR]/cipd/bin/llvm-ar",
      "CC": "[START_DIR]/cipd/bin/clang",
      "CFLAGS": "--target=arm64-apple-darwin --sysroot=/some/xcode/path -nostdinc++ -cxx-isystem [CACHE]/macos_sdk/XCode.app/include/c++/v1",
      "CXX": "[START_DIR]/cipd/bin/clang++",
      "LDFLAGS": "--target=arm64-apple-darwin --sysroot=/some/xcode/path"
    },
    "luci_context": {
      "realm": {
        "name": "gn:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "release.mac-arm64.build",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [],
    "name": "release.mac-arm64.upload",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "[START_DIR]/cipd_tool/infra/tools/luci/cas/33f9d887e5b8aeaaf9d65506acccfa8da2c480712e534a23a79e92c342c44bee/cas",
      "archive",
      "-log-level",
      "info",
      "-cas-instance",
      "projects/example-cas-server/instances/default_instance",
      "-dump-digest",
      "/path/to/tmp/",
      "-paths-json",
      "[[\"[START_DIR]/gn/out\", \"gn\"]]"
    ],
    "cwd": "[START_DIR]/gn",
    "env": {
      "AR": "[START_DIR]/cipd/bin/llvm-ar",
      "CC": "[START_DIR]/cipd/bin/clang",
      "CFLAGS": "--target=arm64-apple-darwin --sysroot=/some/xcode/path -nostdinc++ -cxx-isystem [CACHE]/macos_sdk/XCode.app/include/c++/v1",
      "CXX": "[START_DIR]/cipd/bin/clang++",
      "LDFLAGS": "--target=arm64-apple-darwin --sysroot=/some/xcode/path"
    },
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "gn:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "release.mac-arm64.upload.upload binary to CAS",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@3@@@",
      "@@@STEP_LINK@CAS UI@https://cas-viewer.appspot.com/projects/example-cas-server/instances/default_instance/blobs/e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855/0/tree@@@"
    ]
  },
  {
    "cmd": [
      "sudo",
      "xcode-select",
      "--reset"
    ],
    "infra_step": true,
    "luci_context": {
      "realm": {
        "name": "gn:try"
      },
      "resultdb": {
        "current_invocation": {
          "name": "invocations/build:8945511751514863184",
          "update_token": "token"
        },
        "hostname": "rdbhost"
      }
    },
    "name": "reset XCode"
  },
  {
    "name": "$result"
  }
]