[
  {
    "cmd": [],
    "name": "b2"
  },
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "copy",
      "[START_DIR]/checkout/.gitmodules",
      "/path/to/tmp/"
    ],
    "infra_step": true,
    "name": "b2.read .gitmodules",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@.gitmodules@[submodule \"b2\"]@@@",
      "@@@STEP_LOG_LINE@.gitmodules@\tpath = b2@@@",
      "@@@STEP_LOG_LINE@.gitmodules@\turl = https://foo.googlesource.com/b2@@@",
      "@@@STEP_LOG_LINE@.gitmodules@\tbranch = branch@@@",
      "@@@STEP_LOG_END@.gitmodules@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "ls-remote",
      "--heads",
      "https://foo.googlesource.com/b2",
      "branch"
    ],
    "name": "b2.git ls-remote",
    "timeout": 600.0,
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@stdout@h3ll0\trefs/heads/branch@@@",
      "@@@STEP_LOG_END@stdout@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "submodule",
      "update",
      "--init",
      "--jobs",
      "4",
      "[START_DIR]/checkout/b2"
    ],
    "cwd": "[START_DIR]/checkout",
    "name": "b2.git submodule update",
    "timeout": 600,
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "log",
      "--max-count=1",
      "--pretty=format:%H"
    ],
    "cwd": "[START_DIR]/checkout/b2",
    "name": "b2.get old revision",
    "timeout": 600.0,
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_SUMMARY_TEXT@1111111111111111111111111111111111111111@@@"
    ]
  },
  {
    "cmd": [],
    "name": "b2.ensure infra/tools/luci/gitiles/${platform}",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [],
    "name": "b2.ensure infra/tools/luci/gitiles/${platform}.get packages",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "copy",
      "RECIPE_MODULE[fuchsia::gitiles]/resources/cipd.ensure",
      "/path/to/tmp/"
    ],
    "infra_step": true,
    "name": "b2.ensure infra/tools/luci/gitiles/${platform}.get packages.read ensure file",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@3@@@",
      "@@@STEP_LOG_LINE@cipd.ensure@infra/tools/luci/gitiles/${platform} version:pinned-version@@@",
      "@@@STEP_LOG_END@cipd.ensure@@@"
    ]
  },
  {
    "cmd": [],
    "name": "b2.ensure infra/tools/luci/gitiles/${platform}.install infra/tools/luci/gitiles",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@2@@@"
    ]
  },
  {
    "cmd": [
      "vpython3",
      "-u",
      "RECIPE_MODULE[recipe_engine::file]/resources/fileutil.py",
      "--json-output",
      "/path/to/tmp/json",
      "ensure-directory",
      "--mode",
      "0o777",
      "[START_DIR]/cipd_tool/infra/tools/luci/gitiles/0e548aa33f8113a45a5b3b62201e114e98e63d00f97296912380138f44597b07"
    ],
    "infra_step": true,
    "name": "b2.ensure infra/tools/luci/gitiles/${platform}.install infra/tools/luci/gitiles.ensure package directory",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@3@@@"
    ]
  },
  {
    "cmd": [
      "cipd",
      "ensure",
      "-root",
      "[START_DIR]/cipd_tool/infra/tools/luci/gitiles/0e548aa33f8113a45a5b3b62201e114e98e63d00f97296912380138f44597b07",
      "-ensure-file",
      "infra/tools/luci/gitiles/${platform} version:pinned-version",
      "-max-threads",
      "0",
      "-json-output",
      "/path/to/tmp/json"
    ],
    "infra_step": true,
    "name": "b2.ensure infra/tools/luci/gitiles/${platform}.install infra/tools/luci/gitiles.ensure_installed",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@3@@@",
      "@@@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\": \"infra/tools/luci/gitiles/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/gitiles/0e548aa33f8113a45a5b3b62201e114e98e63d00f97296912380138f44597b07/gitiles",
      "log",
      "-json-output",
      "/path/to/tmp/json",
      "https://foo.googlesource.com/b2",
      "1111111111111111111111111111111111111111..h3ll0"
    ],
    "infra_step": true,
    "name": "b2.log b2",
    "timeout": 300.0,
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@json.output@[]@@@",
      "@@@STEP_LOG_END@json.output@@@"
    ]
  },
  {
    "cmd": [],
    "name": "b2.detected backwards roll",
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_TEXT@Detected backwards roll: expected 1111111 to precede h3ll0 in git history@@@"
    ]
  },
  {
    "cmd": [],
    "name": "nothing to roll, exiting"
  },
  {
    "name": "$result"
  }
]