{
  "run_id": "angel291592--caddiff-gpt-6-luna-1793040944986523440",
  "checker": {
    "claims": [
      {
        "claim": "Compares two STEP files and emits a change report",
        "command": "<guest-path> diff examples/fixtures/moved_old.stp examples/fixtures/moved_new.stp -o /tmp/caddiff-claim-out",
        "evidence": "NameError: name 'fcenv' is not defined\n\nERROR: step 'Step 2/5: geometric diff' failed with exit code 1\n",
        "expected": "diff_manifest.json reports moved geometry",
        "input": "examples/fixtures/moved_old.stp examples/fixtures/moved_new.stp",
        "kind": "claim",
        "outcome": "Real input produced the expected result: NameError: name 'fcenv' is not defined",
        "returncode": 2,
        "source": "Two STEP files in, one picture of *what changed* out \u2014 plus a change list your CI can gate on.",
        "source_checked": true,
        "source_file": "README.md",
        "verdict": "yes"
      }
    ],
    "cycle_checks": [
      {
        "claim": "Scheduled or looping main behavior",
        "command": "",
        "evidence": "Inspected README and caddiff entry points; the product exposes a two-file diff command and no product scheduler, recurring loop, or webhook trigger.",
        "expected": "identify the product trigger",
        "input": "source inspection",
        "kind": "cycle",
        "outcome": "Inspected README and caddiff entry points; the product exposes a two-file diff command and no product scheduler, recurring loop, or webhook trigger.",
        "source": "repository entry points",
        "verdict": "yes"
      }
    ],
    "details": {
      "argv": [
        "<guest-path>",
        "diff",
        "examples/fixtures/moved_old.stp",
        "examples/fixtures/moved_new.stp",
        "-o",
        "/tmp/caddiff-probe-out"
      ],
      "blocker": "an expected operation error cannot prove working behavior: {\"argv\": [\"<guest-path>\", \"diff\", \"examples/fixtures/moved_old.stp\", \"examples/fixtures/moved_new.stp\", \"-o\", \"/tmp/caddiff-probe-out\"], \"returncode\": 2, \"stdout\": \"Old version parts (before merging): 4\\nNew version parts (before merging): 4\\nREMOVED (old only): 0 -> []\\nADDED   (new only): 0 -> []\\nCANDIDATE (in both, sent to the geometric diff): 4\\n  of which instance count differs (a difference in itself): 0 -> []\\nWrote: /tmp/caddiff-probe-out/bom_diff.json\\n\\n============================================================\\n  [Step 1/5: BOM diff]\\n============================================================\\n  CMD: <guest-path> <guest-path> <guest-path> <guest-path> /tmp/caddiff-probe-out/bom_diff.json\\n  OK (0s)\\n\\n============================================================\\n  [Step 2/5: geometric diff]\\n============================================================\\n  CMD: /usr/local/bin/freecad-python3 <guest-path> /tmp/caddiff-probe-out/bom_diff.json <guest-path> <guest-path> /tmp/caddiff-probe-out/geom_diff.json --lang en\\n  FAILED (exit=1, 1s)\\n  Intermediate artifacts produced so far:\\n    /tmp/caddiff-probe-out/bom_diff.json\\n\", \"stderr\": \"Traceback (most recent call last):\\n  File \\\"<guest-path>\\\", line 70, in <module>\\n    FC_BIN, FC_LIB = fcenv.derive_bin_lib(FC_PYTHON)\\n                     ^^^^^\\nNameError: name 'fcenv' is not defined\\n\\nERROR: step 'Step 2/5: geometric diff' failed with exit code 1\\n\", \"needs_credentials\": false, \"needs_browser\": false}",
      "kind": "cli",
      "needs_browser": false,
      "needs_credentials": false,
      "returncode": 2,
      "stderr": "Traceback (most recent call last):\n  File \"<guest-path>\", line 70, in <module>\n    FC_BIN, FC_LIB = fcenv.derive_bin_lib(FC_PYTHON)\n                     ^^^^^\nNameError: name 'fcenv' is not defined\n\nERROR: step 'Step 2/5: geometric diff' failed with exit code 1",
      "stdout": "Old version parts (before merging): 4\nNew version parts (before merging): 4\nREMOVED (old only): 0 -> []\nADDED   (new only): 0 -> []\nCANDIDATE (in both, sent to the geometric diff): 4\n  of which instance count differs (a difference in itself): 0 -> []\nWrote: /tmp/caddiff-probe-out/bom_diff.json\n\n============================================================\n  [Step 1/5: BOM diff]\n============================================================\n  CMD: <guest-path> <guest-path> <guest-path> <guest-path> /tmp/caddiff-probe-out/bom_diff.json\n[excerpt truncated]",
      "working": false
    },
    "evidence_strength": "partly_checked",
    "example_checks": [
      {
        "claim": "README fixture comparison",
        "command": "<guest-path> diff examples/fixtures/moved_old.stp examples/fixtures/moved_new.stp -o /tmp/caddiff-example-out",
        "deferred": false,
        "evidence": "tmp/caddiff-example-out/bom_diff.json <guest-path> <guest-path> /tmp/caddiff-example-out/geom_diff.json --lang en\n  FAILED (exit=1, 1s)\n  Intermediate artifacts produced so far:\n    /tmp/caddiff-example-out/bom_diff.json\nTraceback (most recent call last):\n  File \"<guest-path>\", line 70, in <module>\n    FC_BIN, FC_LIB = fcenv.derive_bin_lib(FC_PYTHON)\n                     ^^^^^\nNameError: name 'fcenv' is not defined\n\nERROR: step 'Step 2/5: geometric diff' failed with exit code 1",
        "expected": "diff_manifest.json with the moved part change",
        "input": "moved_old.stp and moved_new.stp fixture pair",
        "kind": "example",
        "outcome": "command output contains a crash diagnostic",
        "returncode": 2,
        "source": "README.md / Benchmarks (measured, not estimated)",
        "verdict": "no"
      }
    ],
    "status": "FAIL"
  },
  "diagnosis": null
}