{
  "run_id": "PyCQA--pyflakes-claude-haiku-5-5-1793087582110967415",
  "checker": {
    "claims": [
      {
        "claim": "Pyflakes checks Python source files for errors",
        "command": "<guest-path> -m pyflakes",
        "evidence": "undefined name 'undefined_name'\n",
        "expected": "reports undefined name",
        "input": "import os\nx = undefined_name\n (stdin)",
        "kind": "claim",
        "outcome": "Real input produced the expected result: undefined name 'undefined_name'",
        "returncode": 1,
        "source": "A simple program which checks Python source files for errors.",
        "source_checked": true,
        "source_file": "README.rst",
        "verdict": "yes"
      },
      {
        "claim": "Pyflakes detects various errors such as unused imports",
        "command": "<guest-path> -m pyflakes",
        "evidence": "'os' imported but unused\n<stdin>:2:5: undefined name 'undefined_name'\n",
        "expected": "reports unused import os",
        "input": "import os\nx = undefined_name\n (stdin)",
        "kind": "claim",
        "outcome": "Real input produced the expected result: 'os' imported but unused",
        "returncode": 1,
        "source": "Pyflakes analyzes programs and detects various errors.",
        "source_checked": true,
        "source_file": "README.rst",
        "verdict": "yes"
      }
    ],
    "cycle_checks": [
      {
        "claim": "Scheduled or looping main behavior",
        "command": "",
        "evidence": "Entry points inspected (bin/pyflakes, pyflakes/__main__.py, pyflakes/api.py, README.rst, tox.ini): pyflakes is a one-shot linter run per invocation; no cron, scheduler, loop, webhook, --once or --now option exists.",
        "expected": "identify the product trigger",
        "input": "source inspection",
        "kind": "cycle",
        "outcome": "Entry points inspected (bin/pyflakes, pyflakes/__main__.py, pyflakes/api.py, README.rst, tox.ini): pyflakes is a one-shot linter run per invocation; no cron, scheduler, loop, webhook, --once or --now option exists.",
        "source": "repository entry points",
        "verdict": "yes"
      }
    ],
    "details": {
      "argv": [
        "<guest-path>",
        "-m",
        "pyflakes"
      ],
      "kind": "cli",
      "needs_browser": false,
      "needs_credentials": false,
      "returncode": 1,
      "scope": "product operation",
      "stderr": "",
      "stdout": "<stdin>:1:1: 'os' imported but unused\n<stdin>:2:5: undefined name 'undefined_name'",
      "working": true
    },
    "evidence_strength": "readme_checked",
    "example_checks": [
      {
        "claim": "Check the checkout with the documented python -m pyflakes . invocation",
        "command": "<guest-path> -m pyflakes .",
        "deferred": false,
        "evidence": "",
        "expected": "no findings, exit 0",
        "input": "checkout directory (.)",
        "kind": "example",
        "outcome": "command completed successfully with no output",
        "returncode": 0,
        "source": "README.rst: You can also invoke Pyflakes with python#.# -m pyflakes .",
        "verdict": "yes"
      },
      {
        "claim": "Repository unit tests run via tox command",
        "command": "<guest-path> -m unittest discover pyflakes",
        "deferred": false,
        "evidence": ".ss..s..........s....................s.......................................................................................................................................................sssssssss.........................s.................................................................s.................................s.s..s.......................................................s.........s............................................................................ss..s..........s.\n----------------------------------------------------------------------\nRan 795 tests in 1.079s\n\nOK (skipped=28)",
        "expected": "all tests pass",
        "input": "unittest discover pyflakes",
        "kind": "example",
        "outcome": "command completed successfully",
        "returncode": 0,
        "source": "tox.ini",
        "verdict": "yes"
      }
    ],
    "status": "PASS"
  },
  "diagnosis": null
}