[
  {
    "seed": 90005,
    "variant": "base",
    "total": 70.0,
    "steps": 1000,
    "reason": "time_limit"
  },
  {
    "seed": 90005,
    "variant": "improved",
    "total": 71.0,
    "steps": 1000,
    "reason": "time_limit"
  },
  {
    "seed": 90018,
    "variant": "base",
    "total": 64.0,
    "steps": 972,
    "reason": "collision"
  },
  {
    "seed": 90018,
    "variant": "improved",
    "total": 62.0,
    "steps": 972,
    "reason": "collision"
  }
]