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    "infra_step": true,
    "name": "isolated.ensure isolated.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-git_revision:305\", @@@",
      "@@@STEP_LOG_LINE@json.output@        \"package\": \"infra/tools/luci/isolated/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]/isolated_client/isolated",
      "archive",
      "-verbose",
      "-isolate-server",
      "https://example.isolateserver.appspot.com",
      "-namespace",
      "default-gzip",
      "-dump-hash",
      "/path/to/tmp/",
      "-dirs",
      "[CLEANUP]/gcc_tmp_1/gcc-darwin:."
    ],
    "infra_step": true,
    "name": "isolated.isolate",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LINK@isolated UI@https://example.isolateserver.appspot.com/browse?namespace=default-gzip&hash=%5Bdummy+hash%5D@@@"
    ]
  },
  {
    "cmd": [],
    "name": "cipd",
    "~followup_annotations": [
      "@@@SET_BUILD_PROPERTY@git_revision@\"4b5e15daff8b54440e3fda451c318ad31e532fab,3d861fdb826c2f5cf270dd5f585d0e6057e1bf4f\"@@@",
      "@@@SET_BUILD_PROPERTY@instance_id@\"40-chars-fake-of-the-package-instance_id\"@@@",
      "@@@SET_BUILD_PROPERTY@package@\"fuchsia/third_party/gcc/resolved-platform\"@@@"
    ]
  },
  {
    "cmd": [
      "cipd",
      "pkg-build",
      "-pkg-def",
      "{\"data\": [{\"dir\": \".\", \"exclude\": []}, {\"version_file\": \".versions/gcc.cipd_version\"}], \"install_mode\": \"copy\", \"package\": \"fuchsia/third_party/gcc/${platform}\", \"root\": \"[CLEANUP]/gcc_tmp_1/gcc-darwin\"}",
      "-out",
      "[CLEANUP]/gcc.cipd",
      "-hash-algo",
      "sha256",
      "-json-output",
      "/path/to/tmp/json"
    ],
    "name": "cipd.build fuchsia/third_party/gcc/${platform}",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@json.output@{@@@",
      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"instance_id\": \"40-chars-fake-of-the-package-instance_id\", @@@",
      "@@@STEP_LOG_LINE@json.output@    \"package\": \"fuchsia/third_party/gcc/resolved-platform\"@@@",
      "@@@STEP_LOG_LINE@json.output@  }@@@",
      "@@@STEP_LOG_LINE@json.output@}@@@",
      "@@@STEP_LOG_END@json.output@@@"
    ]
  },
  {
    "cmd": [
      "cipd",
      "search",
      "fuchsia/third_party/gcc/${platform}",
      "-tag",
      "git_revision:4b5e15daff8b54440e3fda451c318ad31e532fab,3d861fdb826c2f5cf270dd5f585d0e6057e1bf4f",
      "-json-output",
      "/path/to/tmp/json"
    ],
    "name": "cipd.cipd search fuchsia/third_party/gcc/${platform} git_revision:4b5e15daff8b54440e3fda451c318ad31e532fab,3d861fdb826c2f5cf270dd5f585d0e6057e1bf4f",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@json.output@{@@@",
      "@@@STEP_LOG_LINE@json.output@  \"result\": []@@@",
      "@@@STEP_LOG_LINE@json.output@}@@@",
      "@@@STEP_LOG_END@json.output@@@"
    ]
  },
  {
    "cmd": [
      "cipd",
      "pkg-register",
      "[CLEANUP]/gcc.cipd",
      "-ref",
      "latest",
      "-tag",
      "git_repository:https://gnu.googlesource.com/gcc,https://gnu.googlesource.com/binutils-gdb",
      "-tag",
      "git_revision:4b5e15daff8b54440e3fda451c318ad31e532fab,3d861fdb826c2f5cf270dd5f585d0e6057e1bf4f",
      "-tag",
      "version:7.1.2,2.27.0",
      "-json-output",
      "/path/to/tmp/json"
    ],
    "name": "cipd.register fuchsia/third_party/gcc/${platform}",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@json.output@{@@@",
      "@@@STEP_LOG_LINE@json.output@  \"result\": {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"instance_id\": \"40-chars-fake-of-the-package-instance_id\", @@@",
      "@@@STEP_LOG_LINE@json.output@    \"package\": \"fuchsia/third_party/gcc/resolved-platform\"@@@",
      "@@@STEP_LOG_LINE@json.output@  }@@@",
      "@@@STEP_LOG_LINE@json.output@}@@@",
      "@@@STEP_LOG_END@json.output@@@",
      "@@@STEP_LINK@fuchsia/third_party/gcc/resolved-platform@https://chrome-infra-packages.appspot.com/p/fuchsia/third_party/gcc/resolved-platform/+/40-chars-fake-of-the-package-instance_id@@@"
    ]
  },
  {
    "name": "$result"
  }
]