{
  "baseline": {
    "age_matched": {
      "buckets_used": 4,
      "gap": -0.01813218458338972,
      "tagged_lines_covered": 0.9855275536463596,
      "tagged_rate": 0.8617087097173364,
      "untagged_rate": 0.8798408943007261
    },
    "by_age": [
      {
        "from_days": 0,
        "tagged": {
          "cap_lines": 1369,
          "capped_survival_rate": 0.7538456590561949,
          "commits": 172,
          "introduced": 51721,
          "largest_commit_share": 0.125132924730767,
          "median_survival": 0.8364960019095358,
          "survival_rate": 0.7826414802498018,
          "surviving": 40479
        },
        "to_days": 30,
        "untagged": {
          "cap_lines": 1148,
          "capped_survival_rate": 0.7469497831153995,
          "commits": 180,
          "introduced": 74030,
          "largest_commit_share": 0.40082399027421317,
          "median_survival": 0.8432788475891924,
          "survival_rate": 0.7851006348777523,
          "surviving": 58121
        }
      },
      {
        "from_days": 30,
        "tagged": {
          "cap_lines": 2380,
          "capped_survival_rate": 0.8451684425681681,
          "commits": 290,
          "introduced": 157016,
          "largest_commit_share": 0.14671753197126408,
          "median_survival": 0.8644836034677723,
          "survival_rate": 0.8402583176236816,
          "surviving": 131934
        },
        "to_days": 90,
        "untagged": {
          "cap_lines": 1415,
          "capped_survival_rate": 0.8022485788584637,
          "commits": 490,
          "introduced": 284876,
          "largest_commit_share": 0.40113242252769626,
          "median_survival": 0.81226626776365,
          "survival_rate": 0.9028243867507266,
          "surviving": 257193
        }
      },
      {
        "from_days": 90,
        "tagged": {
          "cap_lines": 877,
          "capped_survival_rate": 0.7370475537553758,
          "commits": 213,
          "introduced": 51928,
          "largest_commit_share": 0.19322908642736097,
          "median_survival": 0.8571428571428571,
          "survival_rate": 0.7512709906023726,
          "surviving": 39012
        },
        "to_days": 180,
        "untagged": {
          "cap_lines": 1205,
          "capped_survival_rate": 0.6468303741133818,
          "commits": 399,
          "introduced": 29258054,
          "largest_commit_share": 0.996694311932024,
          "median_survival": 0.7463768115942029,
          "survival_rate": 0.9985118285720574,
          "surviving": 29214513
        }
      },
      {
        "from_days": 180,
        "tagged": {
          "cap_lines": 1928,
          "capped_survival_rate": 0.8092123066325758,
          "commits": 91,
          "introduced": 135318,
          "largest_commit_share": 0.7972331840553363,
          "median_survival": 0.8571428571428571,
          "survival_rate": 0.9591998108160038,
          "surviving": 129797
        },
        "to_days": 365,
        "untagged": {
          "cap_lines": 1053,
          "capped_survival_rate": 0.6967812960608977,
          "commits": 752,
          "introduced": 1432751,
          "largest_commit_share": 0.7549350864176678,
          "median_survival": 0.7050691244239631,
          "survival_rate": 0.8438437662929567,
          "surviving": 1209018
        }
      },
      {
        "from_days": 365,
        "tagged": {
          "cap_lines": 5275,
          "capped_survival_rate": 0.9975924333619949,
          "commits": 4,
          "introduced": 5815,
          "largest_commit_share": 0.9071367153912295,
          "median_survival": 0.9988625592417062,
          "survival_rate": 0.9975924333619949,
          "surviving": 5801
        },
        "to_days": 730,
        "untagged": {
          "cap_lines": 323,
          "capped_survival_rate": 0.6351978253902928,
          "commits": 869,
          "introduced": 901312,
          "largest_commit_share": 0.5495122665625222,
          "median_survival": 0.4143795449214168,
          "survival_rate": 0.8924390222253781,
          "surviving": 804366
        }
      },
      {
        "from_days": 730,
        "tagged": {
          "cap_lines": null,
          "capped_survival_rate": null,
          "commits": 0,
          "introduced": 0,
          "largest_commit_share": null,
          "median_survival": null,
          "survival_rate": null,
          "surviving": 0
        },
        "to_days": null,
        "untagged": {
          "cap_lines": 463,
          "capped_survival_rate": 0.5393564626120073,
          "commits": 928,
          "introduced": 381767,
          "largest_commit_share": 0.5990119627940602,
          "median_survival": 0.18181818181818182,
          "survival_rate": 0.76439556064301,
          "surviving": 291821
        }
      }
    ],
    "oldest_surviving": {
      "age_days": 1256,
      "commits_before": 0,
      "date": "2023-05-11",
      "introduced_before": 0,
      "tagged_commits_before": 0,
      "tagged_introduced_before": 0
    },
    "untagged": {
      "cap_lines": 838,
      "capped_survival_rate": 0.6950264936812681,
      "commits": 3618,
      "introduced": 32332790,
      "largest_commit_share": 0.901912145533992,
      "median_survival": 0.6420477772100153,
      "survival_rate": 0.9846051639836835,
      "surviving": 31835032
    }
  },
  "by_agent": {
    "claude-code": {
      "cap_lines": 1833,
      "capped_survival_rate": 0.8429063268575872,
      "commits": 145,
      "introduced": 156888,
      "largest_commit_share": 0.6876242924889093,
      "median_survival": 0.8537229852627357,
      "survival_rate": 0.9507355565753913,
      "surviving": 149159
    },
    "copilot": {
      "cap_lines": null,
      "capped_survival_rate": null,
      "commits": 3,
      "introduced": 0,
      "largest_commit_share": null,
      "median_survival": null,
      "survival_rate": null,
      "surviving": 0
    },
    "github-copilot": {
      "cap_lines": 1690,
      "capped_survival_rate": 0.7920233258254852,
      "commits": 622,
      "introduced": 244910,
      "largest_commit_share": 0.0940631252296762,
      "median_survival": 0.8571428571428571,
      "survival_rate": 0.8079049446735536,
      "surviving": 197864
    }
  },
  "coverage": {
    "blame_flags": [
      "-w",
      "-M",
      "-C"
    ],
    "ignore_revs_file": false,
    "method": "v4",
    "sample_floor": 5,
    "shallow": false,
    "small_sample": false
  },
  "method": "v4",
  "probable": {
    "cap_lines": null,
    "capped_survival_rate": null,
    "commits": 0,
    "introduced": 0,
    "largest_commit_share": null,
    "median_survival": null,
    "survival_rate": null,
    "surviving": 0
  },
  "repository": {
    "head": "5a00b5deae02115a42e9b9ca530f19f7e47b0878",
    "origin": "https://github.com/microsoft/BCApps"
  },
  "total_commits": 4388,
  "verified": {
    "cap_lines": 1728,
    "capped_survival_rate": 0.8035383558124851,
    "commits": 770,
    "introduced": 401798,
    "largest_commit_share": 0.2684931234102708,
    "median_survival": 0.8561657922158644,
    "survival_rate": 0.8636752796181165,
    "surviving": 347023
  }
}
