{
  "run_id": "TayHCode--agent-sandbox-gpt-6-luna-1792737206697888056",
  "checker": {
    "claims": [
      {
        "claim": "The documented Tart run reports the guest version string.",
        "command": "",
        "evidence": "The documented Tart operation was attempted but Tart is absent: tart clone failed (127): sh: tart: command not found.",
        "expected": "",
        "input": "",
        "kind": "claim",
        "outcome": "The documented Tart operation was attempted but Tart is absent: tart clone failed (127): sh: tart: command not found.",
        "source": "The sandbox has no Python dependencies and needs no install: clone",
        "source_checked": true,
        "source_file": "README.md",
        "verdict": "blocked"
      }
    ],
    "cycle_checks": [
      {
        "claim": "Scheduled or looping main behavior",
        "command": "",
        "evidence": "README entry points are one-shot VM run, agent, and garbage collection commands; no product scheduler or repeating cycle is documented.",
        "expected": "identify the product trigger",
        "input": "source inspection",
        "kind": "cycle",
        "outcome": "README entry points are one-shot VM run, agent, and garbage collection commands; no product scheduler or repeating cycle is documented.",
        "source": "repository entry points",
        "verdict": "yes"
      }
    ],
    "details": {
      "argv": [
        "python3",
        "-m",
        "sandbox",
        "run",
        "--backend",
        "tart",
        "--",
        "uname",
        "-a"
      ],
      "blocker": "wrong subcommand or usage-only response: {\"argv\": [\"python3\", \"-m\", \"sandbox\", \"run\", \"--backend\", \"tart\", \"--\", \"uname\", \"-a\"], \"returncode\": 1, \"stdout\": \"\", \"stderr\": \"Traceback (most recent call last):\\n  File \\\"<frozen runpy>\\\", line 203, in _run_module_as_main\\n  File \\\"<frozen runpy>\\\", line 88, in _run_code\\n  File \\\"/private<guest-path>\\\", line 3, in <module>\\n    raise SystemExit(main())\\n                     ~~~~^^\\n  File \\\"/private<guest-path>\\\", line 69, in main\\n    result = run(backend, work, args.image, args.cpus, args.memory, inputs, outputs, args.result_dir)\\n  File \\\"/private<guest-path>\\\", line 11, in run\\n    return _run(backend, new_name(), work, image, cpus or backend.default_cpus(), memory_mb, inputs, outputs, result_dir)\\n  File \\\"/private<guest-path>\\\", line 19, in _run\\n    backend.create(vm, image, cpus, memory_mb)\\n    ~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^\\n  File \\\"/private<guest-path>\\\", line 66, in create\\n    return raw_create(self, vm, *args, **kw)\\n  File \\\"/private<guest-path>\\\", line 63, in create\\n    check(self._tart(\\\"clone\\\", image, vm), \\\"tart clone\\\")\\n    ~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\\n  File \\\"/private<guest-path>\\\", line 49, in check\\n    raise RuntimeError(f\\\"{what} failed ({result.returncode}): {result.stderr.decode(errors='replace').strip()}\\\")\\nRuntimeError: tart clone failed (127): sh: tart: command not found\\nsandbox: could not destroy sbx-1792737291-dddcef at exit: tart delete failed (127): sh: tart: command not found; the reaper will\\n\", \"needs_credentials\": false, \"needs_browser\": false}",
      "kind": "cli",
      "needs_browser": false,
      "needs_credentials": false,
      "returncode": 1,
      "stderr": "Traceback (most recent call last):\n  File \"<frozen runpy>\", line 203, in _run_module_as_main\n  File \"<frozen runpy>\", line 88, in _run_code\n  File \"/private<guest-path>\", line 3, in <module>\n    raise SystemExit(main())\n                     ~~~~^^\n  File \"/private<guest-path>\", line 69, in main\n    result = run(backend, work, args.image, args.cpus, args.memory, inputs, outputs, args.result_dir)\n  File \"/private<guest-path>\", line 11, in run\n    return _run(backend, new_name(), work, image, cpus or backend.default_cpus(), memory_mb, inputs, outputs, result_dir)\n  File \"/private<guest-path>\", line 19, in _run\n    backend.create(vm, image, cpus, memory_mb)\n[excerpt truncated]",
      "stdout": "",
      "working": false
    },
    "evidence_strength": "nothing_checked",
    "example_checks": [
      {
        "claim": "Run documented CLI help",
        "command": "/opt/homebrew/bin/python3 -m sandbox --help",
        "deferred": false,
        "evidence": "usage: sandbox [-h] {run,agent,gc} ...\n\npositional arguments:\n  {run,agent,gc}\n\noptions:\n  -h, --help      show this help message and exit",
        "expected": "documented command completes successfully",
        "input": "/opt/homebrew/bin/python3 -m sandbox --help",
        "kind": "example",
        "outcome": "command completed successfully",
        "returncode": 0,
        "source": "README.md#Quick start for agents",
        "verdict": "yes"
      },
      {
        "claim": "Run README quick start tests",
        "command": "/opt/homebrew/bin/python3 -m unittest discover -s tests -t . -q",
        "deferred": false,
        "evidence": "ing: unclosed file <_io.TextIOWrapper name=5 encoding='UTF-8'>\n  function, args, kwargs = self._cleanups.pop()\nResourceWarning: Enable tracemalloc to get the object allocation traceback\n<email>/3.14.8/Frameworks/Python.framework/Versions/3.14/lib/python3.14/unittest/case.py:704: ResourceWarning: unclosed file <_io.TextIOWrapper name=4 encoding='UTF-8'>\n  function, args, kwargs = self._cleanups.pop()\nResourceWarning: Enable tracemalloc to get the object allocation traceback\n----------------------------------------------------------------------\nRan 91 tests in 3.596s\n\nOK",
        "expected": "documented command completes successfully",
        "input": "/opt/homebrew/bin/python3 -m unittest discover -s tests -t . -q",
        "kind": "example",
        "outcome": "command completed successfully",
        "returncode": 0,
        "source": "README.md#Quick start for agents",
        "verdict": "yes"
      },
      {
        "claim": "Real Tart guest run prerequisite",
        "command": "",
        "deferred": false,
        "evidence": "Attempted the documented command; tart clone failed (127): sh: tart: command not found.",
        "expected": "documented command completes successfully",
        "input": "",
        "kind": "example",
        "outcome": "Attempted the documented command; tart clone failed (127): sh: tart: command not found.",
        "source": "README.md#Apple silicon Mac, Linux or macOS guest (Tart)",
        "verdict": "blocked"
      }
    ],
    "status": "FAIL"
  },
  "diagnosis": null
}