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    "cwd": "[START_DIR]/co",
    "infra_step": true,
    "name": "git rev-parse",
    "timeout": 60.0
  },
  {
    "cmd": [],
    "name": "calculate Change-Id",
    "~followup_annotations": [
      "@@@STEP_TEXT@Idcafe3609bd1c8c808cc0005865453850afdf06e@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "diff",
      "--unified=0",
      "--cached"
    ],
    "cwd": "[START_DIR]/co",
    "infra_step": true,
    "name": "calculate Change-Id.git diff",
    "timeout": 60.0,
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@diff (without hashes)@diff --git a/foo.txt b/foo.txt@@@",
      "@@@STEP_LOG_LINE@diff (without hashes)@--- a/foo.txt@@@",
      "@@@STEP_LOG_LINE@diff (without hashes)@+++ b/foo.txt@@@",
      "@@@STEP_LOG_LINE@diff (without hashes)@@@ -16 +16 @@@@@",
      "@@@STEP_LOG_LINE@diff (without hashes)@-        foo = 5@@@",
      "@@@STEP_LOG_LINE@diff (without hashes)@+        foo = 6@@@",
      "@@@STEP_LOG_LINE@diff (without hashes)@diff --git a/bar.txt b/bar.txt@@@",
      "@@@STEP_LOG_LINE@diff (without hashes)@--- a/bar.txt@@@",
      "@@@STEP_LOG_LINE@diff (without hashes)@+++ b/bar.txt@@@",
      "@@@STEP_LOG_LINE@diff (without hashes)@@@ -5 +5 @@@@@",
      "@@@STEP_LOG_LINE@diff (without hashes)@-        bar = 0@@@",
      "@@@STEP_LOG_LINE@diff (without hashes)@+        bar = 1@@@",
      "@@@STEP_LOG_LINE@diff (without hashes)@@@@",
      "@@@STEP_LOG_END@diff (without hashes)@@@"
    ]
  },
  {
    "cmd": [
      "git",
      "hash-object",
      "diff --git a/foo.txt b/foo.txt\n--- a/foo.txt\n+++ b/foo.txt\n@@ -16 +16 @@\n-        foo = 5\n+        foo = 6\ndiff --git a/bar.txt b/bar.txt\n--- a/bar.txt\n+++ b/bar.txt\n@@ -5 +5 @@\n-        bar = 0\n+        bar = 1\n########dry-run####"
    ],
    "cwd": "[START_DIR]/co",
    "infra_step": true,
    "name": "calculate Change-Id.git hash-object",
    "timeout": 60.0,
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@"
    ]
  },
  {
    "cmd": [
      "[START_DIR]/cipd_tool/path/to/gerrit/version%3Apinned-version/gerrit",
      "change-query",
      "-host",
      "https://host-review.googlesource.com",
      "-input",
      "{\"params\": {\"o\": [\"CURRENT_COMMIT\", \"CURRENT_REVISION\", \"MESSAGES\"], \"q\": \"change:manifest~main~Idcafe3609bd1c8c808cc0005865453850afdf06e\"}}",
      "-output",
      "/path/to/tmp/json"
    ],
    "cwd": "[START_DIR]/co",
    "infra_step": true,
    "name": "check for identical roll",
    "timeout": 600,
    "~followup_annotations": [
      "@@@STEP_LOG_LINE@json.output@null@@@",
      "@@@STEP_LOG_END@json.output@@@",
      "@@@STEP_LOG_LINE@json.input@{@@@",
      "@@@STEP_LOG_LINE@json.input@  \"params\": {@@@",
      "@@@STEP_LOG_LINE@json.input@    \"o\": [@@@",
      "@@@STEP_LOG_LINE@json.input@      \"CURRENT_COMMIT\", @@@",
      "@@@STEP_LOG_LINE@json.input@      \"CURRENT_REVISION\", @@@",
      "@@@STEP_LOG_LINE@json.input@      \"MESSAGES\"@@@",
      "@@@STEP_LOG_LINE@json.input@    ], @@@",
      "@@@STEP_LOG_LINE@json.input@    \"q\": \"change:manifest~main~Idcafe3609bd1c8c808cc0005865453850afdf06e\"@@@",
      "@@@STEP_LOG_LINE@json.input@  }@@@",
      "@@@STEP_LOG_LINE@json.input@}@@@",
      "@@@STEP_LOG_END@json.input@@@"
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  },
  {
    "cmd": [
      "git",
      "commit",
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      "[roll c3] foo\nbar\n\nhttps://pigweed.googlesource.com/pigweed/pigweed\nc3 Rolled-Commits: main..hash-from-speci\nRoller-URL: https://ci.chromium.org/b/0\nCQ-Do-Not-Cancel-Tryjobs: true\nChange-Id: Idcafe3609bd1c8c808cc0005865453850afdf06e",
      "-a",
      "--author",
      "author <author@pigweed.infra.roller.example.com>"
    ],
    "cwd": "[START_DIR]/co",
    "infra_step": true,
    "name": "git commit",
    "timeout": 600.0
  },
  {
    "cmd": [
      "git",
      "push",
      "--push-option",
      "nokeycheck",
      "origin",
      "HEAD:refs/for/main%l=Commit-Queue+1"
    ],
    "cwd": "[START_DIR]/co",
    "infra_step": true,
    "name": "git push",
    "timeout": 180.0,
    "~followup_annotations": [
      "@@@STEP_LOG_LINE@stdout@@@@",
      "@@@STEP_LOG_END@stdout@@@",
      "@@@STEP_LINK@gerrit link@https://host-review.googlesource.com/q/manifest~main~Idcafe3609bd1c8c808cc0005865453850afdf06e@@@"
    ]
  },
  {
    "cmd": [],
    "name": "check for completion"
  },
  {
    "cmd": [
      "[START_DIR]/cipd_tool/path/to/gerrit/version%3Apinned-version/gerrit",
      "change-detail",
      "-host",
      "https://host-review.googlesource.com",
      "-input",
      "{\"change_id\": \"manifest~main~Idcafe3609bd1c8c808cc0005865453850afdf06e\", \"params\": {\"o\": [\"CURRENT_REVISION\"]}}",
      "-output",
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    ],
    "infra_step": true,
    "name": "check for completion.check if done (0)",
    "timeout": 600,
    "~followup_annotations": [
      "@@@STEP_NEST_LEVEL@1@@@",
      "@@@STEP_LOG_LINE@json.output@{@@@",
      "@@@STEP_LOG_LINE@json.output@  \"current_revision\": \"abc123\", @@@",
      "@@@STEP_LOG_LINE@json.output@  \"labels\": {@@@",
      "@@@STEP_LOG_LINE@json.output@    \"Commit-Queue\": {}@@@",
      "@@@STEP_LOG_LINE@json.output@  }, @@@",
      "@@@STEP_LOG_LINE@json.output@  \"messages\": [@@@",
      "@@@STEP_LOG_LINE@json.output@    {@@@",
      "@@@STEP_LOG_LINE@json.output@      \"message\": \"Dry run: CQ is trying the patch\", @@@",
      "@@@STEP_LOG_LINE@json.output@      \"real_author\": {@@@",
      "@@@STEP_LOG_LINE@json.output@        \"email\": \"foo@luci-project-accounts.iam.gserviceaccount.com\"@@@",
      "@@@STEP_LOG_LINE@json.output@      }@@@",
      "@@@STEP_LOG_LINE@json.output@    }, @@@",
      "@@@STEP_LOG_LINE@json.output@    {@@@",
      "@@@STEP_LOG_LINE@json.output@      \"message\": \"Dry run: This CL passed the CQ dry run.\", @@@",
      "@@@STEP_LOG_LINE@json.output@      \"real_author\": {@@@",
      "@@@STEP_LOG_LINE@json.output@        \"email\": \"foo@luci-project-accounts.iam.gserviceaccount.com\"@@@",
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      "@@@STEP_LOG_LINE@json.output@  \"status\": \"NEW\"@@@",
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      "@@@STEP_LOG_END@json.output@@@",
      "@@@STEP_LOG_LINE@json.input@{@@@",
      "@@@STEP_LOG_LINE@json.input@  \"change_id\": \"manifest~main~Idcafe3609bd1c8c808cc0005865453850afdf06e\", @@@",
      "@@@STEP_LOG_LINE@json.input@  \"params\": {@@@",
      "@@@STEP_LOG_LINE@json.input@    \"o\": [@@@",
      "@@@STEP_LOG_LINE@json.input@      \"CURRENT_REVISION\"@@@",
      "@@@STEP_LOG_LINE@json.input@    ]@@@",
      "@@@STEP_LOG_LINE@json.input@  }@@@",
      "@@@STEP_LOG_LINE@json.input@}@@@",
      "@@@STEP_LOG_END@json.input@@@",
      "@@@STEP_LINK@gerrit link@https://host-review.googlesource.com/q/manifest~main~Idcafe3609bd1c8c808cc0005865453850afdf06e@@@"
    ]
  },
  {
    "cmd": [
      "[START_DIR]/cipd_tool/path/to/gerrit/version%3Apinned-version/gerrit",
      "change-abandon",
      "-host",
      "https://host-review.googlesource.com",
      "-input",
      "{\"change_id\": \"manifest~main~Idcafe3609bd1c8c808cc0005865453850afdf06e\", \"input\": {\"message\": \"Dry run passed.\"}}",
      "-output",
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    ],
    "infra_step": true,
    "name": "abandon roll",
    "timeout": 600,
    "~followup_annotations": [
      "@@@STEP_TEXT@dry run passed@@@",
      "@@@STEP_LOG_END@json.output (invalid)@@@",
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      "@@@STEP_LOG_END@json.output (exception)@@@",
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      "@@@STEP_LOG_LINE@json.input@  \"change_id\": \"manifest~main~Idcafe3609bd1c8c808cc0005865453850afdf06e\", @@@",
      "@@@STEP_LOG_LINE@json.input@  \"input\": {@@@",
      "@@@STEP_LOG_LINE@json.input@    \"message\": \"Dry run passed.\"@@@",
      "@@@STEP_LOG_LINE@json.input@  }@@@",
      "@@@STEP_LOG_LINE@json.input@}@@@",
      "@@@STEP_LOG_END@json.input@@@",
      "@@@STEP_LINK@gerrit link@https://host-review.googlesource.com/q/manifest~main~Idcafe3609bd1c8c808cc0005865453850afdf06e@@@"
    ]
  },
  {
    "name": "$result"
  }
]