{
  "checker": {
    "claims": [],
    "claims_note": "README makes no concrete product claims.",
    "cycle_checks": [
      {
        "claim": "Scheduled or looping main behavior",
        "command": "",
        "evidence": "README entry points inspected: checkpoint download and finite benchmark only; no product scheduling or recurring cycle described.",
        "expected": "identify the product trigger",
        "input": "source inspection",
        "kind": "cycle",
        "outcome": "README entry points inspected: checkpoint download and finite benchmark only; no product scheduling or recurring cycle described.",
        "source": "repository entry points",
        "verdict": "yes"
      }
    ],
    "details": {
      "checks": [
        {
          "check": "start",
          "details": {
            "argv": [
              "C:\\coldpass\\workspace\\.tools\\uv.exe",
              "run",
              "--no-project",
              "--python",
              "C:\\coldpass\\workspace\\.venv",
              "python",
              "benchmarks/bench_laya_cpu.py",
              "--model",
              ".cache/model/typed-decisions",
              "--threads",
              "4",
              "--warmup",
              "1",
              "--repeats",
              "1",
              "--counts",
              "1,3",
              "--output",
              ".cache/first-run.json"
            ],
            "kind": "cli",
            "needs_browser": false,
            "needs_credentials": false,
            "returncode": 1,
            "scope": "partial: start",
            "stderr": "Traceback (most recent call last):\n  File \"C:\\coldpass\\workspace\\benchmarks\\bench_laya_cpu.py\", line 28, in <module>\n    import torch\n  File \"C:\\coldpass\\workspace\\.venv\\Lib\\site-packages\\torch\\__init__.py\", line 309, in <module>\n    _load_dll_libraries()\n  File \"C:\\coldpass\\workspace\\.venv\\Lib\\site-packages\\torch\\__init__.py\", line 305, in _load_dll_libraries\n    raise err\nOSError: [WinError 126] The specified module could not be found. Error loading \"C:\\coldpass\\workspace\\.venv\\Lib\\site-packages\\torch\\lib\\c10.dll\" or one of its dependencies.\n[excerpt truncated]",
            "stdout": "Microsoft Visual C++ Redistributable is not installed, this may lead to the DLL load failure.\nIt can be downloaded at https://aka.ms/vs/17/release/vc_redist.x64.exe\n[excerpt truncated]",
            "working": false
          },
          "optional": false,
          "status": "PASS"
        }
      ],
      "scope": "partial checks",
      "working": false
    },
    "evidence_strength": "nothing_checked",
    "example_checks": [
      {
        "claim": "Run documented quickstart benchmark",
        "command": "",
        "deferred": false,
        "evidence": "Python 3.12.15, pinned dependencies, and verified checkpoint installed. Benchmark attempted; guest lacks Microsoft Visual C++ Redistributable, and PyTorch exits during DLL loading with WinError 126. Redistributable downloaded from the runtime URL printed by PyTorch; quiet/passive installer attempts did not install it.",
        "expected": "documented command completes successfully",
        "input": "",
        "kind": "example",
        "outcome": "Python 3.12.15, pinned dependencies, and verified checkpoint installed. Benchmark attempted; guest lacks Microsoft Visual C++ Redistributable, and PyTorch exits during DLL loading with WinError 126. Redistributable downloaded from the runtime URL printed by PyTorch; quiet/passive installer attempts did not install it.",
        "source": "README.md, Quickstart: PyTorch FP32",
        "verdict": "blocked"
      }
    ],
    "status": "PASS"
  },
  "deviations": [
    "Benchmark exited 1: OSError [WinError 126] loading torch\\lib\\c10.dll; output states Microsoft Visual C++ Redistributable is not installed",
    "Attempted installer command: .scratch\\vc_redist.x64.exe /install /quiet /norestart; PowerShell surfaced a blank LastExitCode and no runtime registry key; retry with /install /passive /norestart /log .scratch\\vcredist-install.log likewise did not install"
  ],
  "fault_owner": "prerequisite",
  "main_blocker": "Microsoft Visual C++ Redistributable is missing from the guest and its installer did not install it",
  "operation": "README Quickstart: PyTorch FP32 benchmark on synthetic ticket inputs",
  "operation_scope": "Windows x86-64 CPU; Python 3.12.15, pinned dependencies and public pinned checkpoint installed",
  "outcome": "unverified",
  "plain_failure": "The pinned model and Python packages are installed, but PyTorch cannot start because a required Microsoft C++ runtime is missing. Installing its redistributable did not fix the VM.",
  "steps": [
    "Installed uv using docs/setup.md PowerShell installer",
    "Created .venv with Python 3.12.15",
    "Installed README pinned torch CPU wheel and dependencies",
    "Ran scripts/download_model.py; pinned checkpoint size/revision/hash verified",
    "Ran README benchmarks/bench_laya_cpu.py command"
  ],
  "stuck_step": "Run the documented benchmark operation",
  "suggested_fix": "Provision the Microsoft Visual C++ 2015-2022 x64 Redistributable in the guest, then rerun the README benchmark command."
}