{
  "description": "Selected retained challenge records. Tracebacks and private source paths omitted. No experiments rerun for this exhibit.",
  "before": [
    {
      "id": "C01",
      "status": "FAIL",
      "error_type": "AssertionError",
      "error": "('iterator outlived its connection', 'Pool size: 1  Connections in pool: 1 Current Overflow: 0 Current Checked out connections: 0')"
    },
    {
      "id": "C02",
      "status": "PASS",
      "observation": "Explicit early close returned connection"
    },
    {
      "id": "C03",
      "status": "PASS",
      "observation": "Stream error propagated and connection returned"
    },
    {
      "id": "C04",
      "status": "PASS",
      "observation": "Parameter treated as data; table unchanged"
    }
  ],
  "after": [
    {
      "id": "C01",
      "status": "PASS",
      "observation": "Connection retained during iteration and released on exhaustion"
    },
    {
      "id": "C02",
      "status": "PASS",
      "observation": "Explicit early close returned connection"
    },
    {
      "id": "C03",
      "status": "PASS",
      "observation": "Stream error propagated and connection returned"
    },
    {
      "id": "C04",
      "status": "PASS",
      "observation": "Parameter treated as data; table unchanged"
    }
  ]
}