{
  "id": "#1253",
  "pr": 1253,
  "title": "perf(specifiers): keep range caches across canonicalization",
  "base": "26b89a05f6f404dbfd808f6ac60d744e8a5e0386",
  "head": "e64c20eb7a854c72710d4c962bc8a95f343230e6",
  "merged": "2026-06-16",
  "after_ultra_release": true,
  "known": [],
  "targets": [
    {
      "target": "packaging.specifiers:SpecifierSet#contains",
      "run_id": "bt-1253-4ad193",
      "image": "bw-pair:6fade3cf7634d561",
      "usd": 0.0559,
      "harvested": 80,
      "arms": {
        "hypothesis": {
          "classes": [],
          "known": [],
          "seconds": 4.9,
          "error": null
        },
        "mutations": {
          "classes": [],
          "known": [],
          "seconds": 1.9,
          "error": null
        },
        "breakwater": {
          "classes": [],
          "known": [],
          "seconds": 57.3,
          "error": null
        },
        "llm-plan": {
          "classes": [],
          "known": [],
          "seconds": 2.0,
          "error": null
        }
      },
      "findings": [],
      "perf": null
    }
  ]
}