[
  {
    "cmd": [],
    "name": "checkout pigweed",
    "~followup_annotations": [
      "@@@STEP_LINK@applied pigweed:1234@https://pigweed-review.googlesource.com/c/1234@@@"
    ]
  },
  {
    "cmd": [],
    "name": "checkout pigweed.change data",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "ls-remote",
      "--heads",
      "https://pigweed.googlesource.com/pigweed/pigweed",
      "main"
    ],
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    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [],
    "name": "checkout pigweed.change data.ensure gerrit",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "vpython",
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      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "copy",
      "RECIPE_MODULE[fuchsia::gerrit]/resources/tool_manifest.json",
      "/path/to/tmp/json"
    ],
    "infra_step": true,
    "name": "checkout pigweed.change data.ensure gerrit.read manifest",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@3@@@",
      "@@@STEP_LOG_LINE@tool_manifest.json@{@@@",
      "@@@STEP_LOG_LINE@tool_manifest.json@  \"path\": \"path/to/gerrit\",@@@",
      "@@@STEP_LOG_LINE@tool_manifest.json@  \"version\": \"version:pinned-version\"@@@",
      "@@@STEP_LOG_LINE@tool_manifest.json@}@@@",
      "@@@STEP_LOG_END@tool_manifest.json@@@"
    ]
  },
  {
    "cmd": [],
    "name": "checkout pigweed.change data.ensure gerrit.install path/to/gerrit",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@3@@@"
    ]
  },
  {
    "cmd": [
      "vpython",
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      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "ensure-directory",
      "--mode",
      "0777",
      "[CACHE]/cipd/path/to/gerrit/version%3Apinned-version"
    ],
    "infra_step": true,
    "name": "checkout pigweed.change data.ensure gerrit.install path/to/gerrit.ensure package directory",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@4@@@"
    ]
  },
  {
    "cmd": [
      "cipd",
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      "-root",
      "[CACHE]/cipd/path/to/gerrit/version%3Apinned-version",
      "-ensure-file",
      "path/to/gerrit version:pinned-version",
      "-max-threads",
      "0",
      "-json-output",
      "/path/to/tmp/json"
    ],
    "infra_step": true,
    "name": "checkout pigweed.change data.ensure gerrit.install path/to/gerrit.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-version:pinned-v\", @@@",
      "@@@STEP_LOG_LINE@json.output@        \"package\": \"path/to/gerrit\"@@@",
      "@@@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]/cipd/path/to/gerrit/version%3Apinned-version/gerrit",
      "change-query",
      "-host",
      "https://pigweed-review.googlesource.com",
      "-input",
      "{\"params\": {\"q\": \"commit:h3ll0\"}}",
      "-output",
      "/path/to/tmp/json"
    ],
    "name": "checkout pigweed.change data.number",
    "timeout": 30,
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@",
      "@@@STEP_LOG_LINE@json.output@[@@@",
      "@@@STEP_LOG_LINE@json.output@  {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"_number\": \"1234\", @@@",
      "@@@STEP_LOG_LINE@json.output@    \"branch\": \"main\"@@@",
      "@@@STEP_LOG_LINE@json.output@  }@@@",
      "@@@STEP_LOG_LINE@json.output@]@@@",
      "@@@STEP_LOG_END@json.output@@@",
      "@@@STEP_LOG_LINE@json.input@{@@@",
      "@@@STEP_LOG_LINE@json.input@  \"params\": {@@@",
      "@@@STEP_LOG_LINE@json.input@    \"q\": \"commit:h3ll0\"@@@",
      "@@@STEP_LOG_LINE@json.input@  }@@@",
      "@@@STEP_LOG_LINE@json.input@}@@@",
      "@@@STEP_LOG_END@json.input@@@"
    ]
  },
  {
    "cmd": [],
    "name": "checkout pigweed.change data.changes",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [],
    "name": "checkout pigweed.change data.changes.pigweed:1234",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@3@@@",
      "@@@STEP_SUMMARY_TEXT@_Change(number=1234, remote='https://pigweed.googlesource.com/pigweed/pigweed', ref='h3ll0', rebase=False, branch='main', gerrit_name='pigweed', submitted=True, base=None, base_type=None)@@@"
    ]
  },
  {
    "cmd": [
      "vpython",
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      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "ensure-directory",
      "--mode",
      "0777",
      "[START_DIR]/checkout"
    ],
    "infra_step": true,
    "name": "checkout pigweed.makedirs",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "init"
    ],
    "cwd": "[START_DIR]/checkout",
    "infra_step": true,
    "name": "checkout pigweed.git init",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "remote",
      "add",
      "origin",
      "https://pigweed.googlesource.com/pigweed/pigweed"
    ],
    "cwd": "[START_DIR]/checkout",
    "infra_step": true,
    "name": "checkout pigweed.git remote",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "config",
      "fetch.uriprotocols",
      "https"
    ],
    "cwd": "[START_DIR]/checkout",
    "infra_step": true,
    "name": "checkout pigweed.set fetch.uriprotocols",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [],
    "name": "checkout pigweed.cache",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "vpython",
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      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
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      "/path/to/tmp/json",
      "copy",
      "",
      "[CACHE]/git/.GUARD_FILE"
    ],
    "cwd": "[START_DIR]/checkout",
    "infra_step": true,
    "name": "checkout pigweed.cache.write guard file",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@",
      "@@@STEP_LOG_END@.GUARD_FILE@@@"
    ]
  },
  {
    "cmd": [
      "vpython",
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      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
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      "/path/to/tmp/json",
      "ensure-directory",
      "--mode",
      "0777",
      "[CACHE]/git/pigweed.googlesource.com-pigweed-pigweed"
    ],
    "cwd": "[START_DIR]/checkout",
    "infra_step": true,
    "name": "checkout pigweed.cache.makedirs",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "init",
      "--bare"
    ],
    "cwd": "[CACHE]/git/pigweed.googlesource.com-pigweed-pigweed",
    "infra_step": true,
    "name": "checkout pigweed.cache.git init",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "config",
      "remote.origin.url",
      "https://pigweed.googlesource.com/pigweed/pigweed"
    ],
    "cwd": "[CACHE]/git/pigweed.googlesource.com-pigweed-pigweed",
    "infra_step": true,
    "name": "checkout pigweed.cache.remote set-url",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "config",
      "fetch.uriprotocols",
      "https"
    ],
    "cwd": "[CACHE]/git/pigweed.googlesource.com-pigweed-pigweed",
    "infra_step": true,
    "name": "checkout pigweed.cache.set fetch.uriprotocols",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "config",
      "--replace-all",
      "remote.origin.fetch",
      "+refs/heads/*:refs/heads/*",
      "\\+refs/heads/\\*:.*"
    ],
    "cwd": "[CACHE]/git/pigweed.googlesource.com-pigweed-pigweed",
    "infra_step": true,
    "name": "checkout pigweed.cache.replace fetch configs",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "git",
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      "--prune",
      "--tags",
      "origin"
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    "cwd": "[CACHE]/git/pigweed.googlesource.com-pigweed-pigweed",
    "infra_step": true,
    "name": "checkout pigweed.cache.git fetch",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "vpython",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
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      "/path/to/tmp/json",
      "ensure-directory",
      "--mode",
      "0777",
      "[START_DIR]/checkout/.git/objects/info"
    ],
    "cwd": "[START_DIR]/checkout",
    "infra_step": true,
    "name": "checkout pigweed.cache.makedirs object/info",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
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  },
  {
    "cmd": [
      "vpython",
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      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "copy",
      "[CACHE]/git/pigweed.googlesource.com-pigweed-pigweed/objects\n",
      "[START_DIR]/checkout/.git/objects/info/alternates"
    ],
    "cwd": "[START_DIR]/checkout",
    "infra_step": true,
    "name": "checkout pigweed.cache.alternates",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@",
      "@@@STEP_LOG_LINE@alternates@[CACHE]/git/pigweed.googlesource.com-pigweed-pigweed/objects@@@",
      "@@@STEP_LOG_END@alternates@@@"
    ]
  },
  {
    "cmd": [
      "vpython",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "remove",
      "[CACHE]/git/.GUARD_FILE"
    ],
    "cwd": "[START_DIR]/checkout",
    "infra_step": true,
    "name": "checkout pigweed.cache.remove guard file",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
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  {
    "cmd": [
      "git",
      "fetch",
      "--tags",
      "origin",
      "main",
      "--recurse-submodules"
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    "cwd": "[START_DIR]/checkout",
    "infra_step": true,
    "name": "checkout pigweed.git fetch",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
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  {
    "cmd": [
      "git",
      "checkout",
      "-f",
      "FETCH_HEAD"
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    "cwd": "[START_DIR]/checkout",
    "infra_step": true,
    "name": "checkout pigweed.git checkout",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
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  {
    "cmd": [
      "git",
      "rev-parse",
      "HEAD"
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    "cwd": "[START_DIR]/checkout",
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    "name": "checkout pigweed.git rev-parse",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
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  {
    "cmd": [
      "git",
      "clean",
      "-f",
      "-d",
      "-x"
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    "infra_step": true,
    "name": "checkout pigweed.git clean",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [],
    "name": "checkout pigweed.submodule",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
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  {
    "cmd": [
      "git",
      "submodule",
      "sync"
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    "cwd": "[START_DIR]/checkout",
    "infra_step": true,
    "name": "checkout pigweed.submodule.git submodule sync",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
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  {
    "cmd": [
      "git",
      "submodule",
      "update",
      "--init",
      "--recursive"
    ],
    "cwd": "[START_DIR]/checkout",
    "infra_step": true,
    "name": "checkout pigweed.submodule.git submodule update",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "rev-parse",
      "HEAD"
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    "cwd": "[START_DIR]/checkout",
    "name": "checkout pigweed.git rev-parse (2)",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [],
    "name": "checkout pigweed.apply pigweed:1234",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LINK@gerrit@https://pigweed-review.googlesource.com/c/1234@@@",
      "@@@STEP_LINK@gitiles@https://pigweed.googlesource.com/pigweed/pigweed/+/h3ll0@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "fetch",
      "https://pigweed.googlesource.com/pigweed/pigweed",
      "h3ll0",
      "--no-recurse-submodules"
    ],
    "cwd": "[START_DIR]/checkout",
    "infra_step": true,
    "name": "checkout pigweed.apply pigweed:1234.git fetch patch",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
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  {
    "cmd": [
      "git",
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      "--force",
      "-b",
      "working",
      "FETCH_HEAD"
    ],
    "cwd": "[START_DIR]/checkout",
    "infra_step": true,
    "name": "checkout pigweed.apply pigweed:1234.git checkout patch",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
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  {
    "cmd": [
      "git",
      "rev-parse",
      "HEAD"
    ],
    "cwd": "[START_DIR]/checkout",
    "name": "checkout pigweed.apply pigweed:1234.git rev-parse",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
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  {
    "cmd": [
      "git",
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      "--init",
      "--recursive"
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    "name": "checkout pigweed.apply pigweed:1234.git submodule update",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
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  {
    "cmd": [
      "git",
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      "--recursive"
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    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [],
    "name": "checkout pigweed.status",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_SUMMARY_TEXT@applied [_Change(number=1234, remote='https://pigweed.googlesource.com/pigweed/pigweed', ref='h3ll0', rebase=False, branch='main', gerrit_name='pigweed', submitted=True, base='HEAD_HEAD_HEAD_HEAD_HEAD_HEAD_HEAD_HEAD_', base_type='submitted_commit_hash')]\nnot applied []@@@"
    ]
  },
  {
    "cmd": [],
    "name": "checkout pigweed.git log",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
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  {
    "cmd": [
      "git",
      "log",
      "--oneline",
      "-n",
      "10"
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    "cwd": "[START_DIR]/checkout",
    "name": "checkout pigweed.git log.[START_DIR]/checkout",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [],
    "name": "checkout pigweed.base",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@SET_BUILD_PROPERTY@got_revision@\"HEAD_HEAD_HEAD_HEAD_HEAD_HEAD_HEAD_HEAD_\"@@@",
      "@@@SET_BUILD_PROPERTY@got_revision_type@\"submitted_commit_hash\"@@@"
    ]
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  {
    "cmd": [
      "vpython",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "ensure-directory",
      "--mode",
      "0777",
      "[START_DIR]/snapshot"
    ],
    "infra_step": true,
    "name": "checkout pigweed.mkdir",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "git",
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      "status",
      "--recursive"
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    "cwd": "[START_DIR]/checkout",
    "name": "checkout pigweed.submodule-status",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
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  },
  {
    "cmd": [
      "vpython",
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      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "copy",
      "submodule status filler text",
      "[START_DIR]/snapshot/submodules.log"
    ],
    "infra_step": true,
    "name": "checkout pigweed.write submodule snapshot",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@submodules.log@submodule status filler text@@@",
      "@@@STEP_LOG_END@submodules.log@@@"
    ]
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  {
    "cmd": [
      "git",
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      "--oneline",
      "-n",
      "10"
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    "cwd": "[START_DIR]/checkout",
    "name": "checkout pigweed.log",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
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  {
    "cmd": [
      "vpython",
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      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "copy",
      "",
      "[START_DIR]/snapshot/git.log"
    ],
    "infra_step": true,
    "name": "checkout pigweed.write git log",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_END@git.log@@@"
    ]
  },
  {
    "cmd": [],
    "name": "environment"
  },
  {
    "cmd": [],
    "name": "get steps from programs"
  },
  {
    "cmd": [
      "python",
      "-m",
      "pw_cli",
      "--directory",
      "[START_DIR]/checkout",
      "--loglevel",
      "debug",
      "presubmit",
      "--package-root",
      "[CACHE]",
      "--output-directory",
      "[START_DIR]/presubmit",
      "--program",
      "empty",
      "--only-list-steps"
    ],
    "env": {
      "BUILDBUCKET_ID": "0",
      "BUILDBUCKET_NAME": "project:bucket:builder",
      "BUILD_NUMBER": "0",
      "GOCACHE": "[CACHE]/go",
      "PIP_CACHE_DIR": "[CACHE]/pip",
      "PW_ENVIRONMENT_NO_ERROR_ON_UNRECOGNIZED": "1",
      "PW_ENVSETUP_DISABLE_SPINNER": "1",
      "PW_PRESUBMIT_DISABLE_SUBPROCESS_CAPTURE": "1",
      "PW_PROJECT_ROOT": "[START_DIR]/checkout",
      "PW_ROOT": "[START_DIR]/checkout",
      "TEST_TMPDIR": "[CACHE]/bazel"
    },
    "name": "get steps from programs.empty",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "failure": {
      "failure": {},
      "humanReason": "no steps to execute"
    },
    "name": "$result"
  }
]