{
  "schema_version": 1,
  "date": "2026-09-20",
  "scope": "Software accounting checks, not policy evaluation",
  "source_commit": "9628747e6dd6793c53cdeae1ef3a690a3fe0d5dd",
  "publication": "Locally committed source repair; no owning-project push or deployment",
  "defect": "metrics_update and metrics_end_episode_full both incremented the standalone timeout count for one episode. The terminal-reason JSON used only episode completion and was already correct.",
  "repair": "Episode completion owns timeout and terminal counts. Exhausting an external runner horizon records timeout without adding a synthetic step or reward; a real goal or death on the final step keeps its own terminal reason.",
  "source_identity": {
    "algorithm": "SHA-256 of UTF-8 source after CRLF-to-LF normalization",
    "files": {
      "src/core/metrics.c": "61b075b28ded155e55ef7bce63a3337fac54cba580c91376793e1f1b980871d6",
      "src/core/metrics.h": "87c6b27972cfa7e6d48c0d98854c16dd421be9c2bc9d4ab4e989d8b20c697194",
      "src/sim/runner.c": "8178d8886f762c3ffbbf70c6ae6bde0c6ba6204760f09e989122939a511cb614",
      "src/sim/runner.h": "17295c96743b132faf80150108ef1ed0304bbc05eef60aa31315c8500d763720",
      "tests/test_metrics.c": "c9a9d2e03c90d96486db47927981faf3ed6edceee872840592a6f4d9ac76271b",
      "tests/test_metrics_cli.cmake": "f32f06e8e1ed1fcbe05e524826f6e0f8b244c90a822f6dcb08d88a370e6b6698",
      "tests/CMakeLists.txt": "4cd57ab0bb893c5559aaf4eb58aab8cf1801fca739f9878913ec5bcb5e2c2c40"
    }
  },
  "fixture_cases": [
    {
      "case": "timeout",
      "episodes": 1,
      "old_printed_timeouts": 2,
      "new_printed_timeouts": 1,
      "terminal_reasons": {
        "none": 0,
        "goal": 0,
        "death_car": 0,
        "death_water": 0,
        "timeout": 1,
        "off_map": 0
      },
      "json_and_csv_unchanged": true
    },
    {
      "case": "goal",
      "episodes": 1,
      "old_printed_timeouts": 0,
      "new_printed_timeouts": 0,
      "terminal_reasons": {
        "none": 0,
        "goal": 1,
        "death_car": 0,
        "death_water": 0,
        "timeout": 0,
        "off_map": 0
      },
      "json_and_csv_unchanged": true
    },
    {
      "case": "death",
      "episodes": 1,
      "old_printed_timeouts": 0,
      "new_printed_timeouts": 0,
      "terminal_reasons": {
        "none": 0,
        "goal": 0,
        "death_car": 1,
        "death_water": 0,
        "timeout": 0,
        "off_map": 0
      },
      "json_and_csv_unchanged": true
    },
    {
      "case": "neuro_timeout",
      "episodes": 1,
      "old_printed_timeouts": 2,
      "new_printed_timeouts": 1,
      "terminal_reasons": {
        "none": 0,
        "goal": 0,
        "death_car": 0,
        "death_water": 0,
        "timeout": 1,
        "off_map": 0
      },
      "json_and_csv_unchanged": true
    }
  ],
  "verification": {
    "owner": "13/13 assertion-enabled CTest checks pass in Release and Debug; pre-repair regression and a deliberately restored external-horizon defect fail.",
    "independent": "Executed existing owner-built Release and Debug metrics binaries and four actual CLI fixtures in each configuration. Source matched the named commit; JSON/CSV matched retained before-repair bytes.",
    "frozen_files_verified": 80,
    "independent_recompilation": false
  },
  "limits": [
    "No saved trained policy was loaded or evaluated.",
    "No training, reward intervention, benchmark campaign or fresh holdout was run.",
    "September 18 comparison, policy weights, replay and experiment plan are unchanged.",
    "Software tests do not establish native graphical viewer acceptance."
  ]
}