{
  "sha": "9b51f95ef609a219e211e37b082cd2e6913190e0",
  "model": "x-ai/grok-4.5",
  "effort": "high",
  "found_per_pass": {
    "agent": 8
  },
  "findings": [
    {
      "path": "services/proxy/src/sweep.rs",
      "start_line": 140,
      "end_line": 140,
      "label": "bug",
      "severity": "critical",
      "explanation": "forget()` always deletes index entries, including when `dry_run` is true, so `POST /v1/admin/cache/sweep?dry_run=true` mutates the store and turns would-be victims into cache misses.",
      "evidence": null,
      "suggested_fix": null,
      "deterministic": false
    },
    {
      "path": "services/proxy/src/sweep.rs",
      "start_line": 224,
      "end_line": 224,
      "label": "bug",
      "severity": "critical",
      "explanation": "clear_partials` unlinks every file in `incoming`, including in-flight `BlobWriter` temps still being fetched; the later `rename` in `commit` then fails with ENOENT and the download is lost.",
      "evidence": null,
      "suggested_fix": null,
      "deterministic": false
    },
    {
      "path": "services/proxy/src/sweep.rs",
      "start_line": 102,
      "end_line": 102,
      "label": "bug",
      "severity": "critical",
      "explanation": "sort_by_key(|c| c.age)` orders youngest→oldest, so ceiling eviction deletes the most recently written blobs first and keeps cold ones.",
      "evidence": null,
      "suggested_fix": null,
      "deterministic": false
    },
    {
      "path": "services/proxy/src/metrics.rs",
      "start_line": 94,
      "end_line": 94,
      "label": "bug",
      "severity": "high",
      "explanation": "values()` emits `sweep_bytes_reclaimed` then `sweep_blobs_removed`, but `COUNTERS` names them in the opposite order, so Prometheus scrapes swap the two series.",
      "evidence": null,
      "suggested_fix": null,
      "deterministic": false
    },
    {
      "path": "services/proxy/src/routes/admin.rs",
      "start_line": 76,
      "end_line": 76,
      "label": "bug",
      "severity": "high",
      "explanation": "on-demand `sweep()` calls `Sweeper::sweep` directly and skips the `running` mutex that `run()` holds, so a manual sweep can race the background sweeper and over-delete.",
      "evidence": null,
      "suggested_fix": null,
      "deterministic": false
    },
    {
      "path": "services/proxy/src/sweep.rs",
      "start_line": 90,
      "end_line": 90,
      "label": "bug",
      "severity": "high",
      "explanation": "the full filesystem walk/`unlink` pass runs inline on the async worker (admin handler and `run()` after `lock`), so a large store stalls the runtime and other requests for the whole sweep.",
      "evidence": null,
      "suggested_fix": null,
      "deterministic": false
    },
    {
      "path": "services/proxy/src/main.rs",
      "start_line": 108,
      "end_line": 108,
      "label": "bug",
      "severity": "medium",
      "explanation": "tokio::time::interval` fires its first tick immediately, so the process sweeps on startup contrary to the “first tick is one interval away” guarantee in the comment above.",
      "evidence": null,
      "suggested_fix": null,
      "deterministic": false
    },
    {
      "path": "services/proxy/src/sweep.rs",
      "start_line": 126,
      "end_line": 126,
      "label": "bug",
      "severity": "medium",
      "explanation": "a failed `remove_file` is only logged; the blob is still counted as reclaimed and its digest is still passed to `forget()`, dropping index entries while the bytes may remain on disk.",
      "evidence": null,
      "suggested_fix": null,
      "deterministic": false
    }
  ]
}