{
 "task": "T_CRANE",
 "mutants": [
  {
   "object": "{{P}}CRANE_FEE_OLD",
   "mutant": "weekend surcharge 25 -> 20",
   "status": "killed",
   "hidden": "6/8",
   "failed_tests": [
    "WEEKEND_SURCHARGE",
    "TOTAL_CALCULATION"
   ]
  },
  {
   "object": "{{P}}CRANE_FEE_OLD",
   "mutant": "gold discount 10 -> 5",
   "status": "killed",
   "hidden": "5/8",
   "failed_tests": [
    "GOLD_DISCOUNT",
    "ROUNDING_ORDER",
    "TOTAL_CALCULATION"
   ]
  },
  {
   "object": "{{P}}CRANE_FEE_OLD",
   "mutant": "travel cap 100 -> 50",
   "status": "killed",
   "hidden": "7/8",
   "failed_tests": [
    "TRAVEL_FEE_CAP"
   ]
  },
  {
   "object": "{{P}}CRANE_FEE_OLD",
   "mutant": "round half up -> half down",
   "status": "killed",
   "hidden": "6/8",
   "failed_tests": [
    "ROUNDING_ORDER",
    "TOTAL_CALCULATION"
   ]
  },
  {
   "object": "{{P}}CRANE_FEE_OLD",
   "mutant": "SM hourly 115 -> 110",
   "status": "killed",
   "hidden": "6/8",
   "failed_tests": [
    "SMALL_CRANE_BASE",
    "ROUNDING_ORDER"
   ]
  }
 ],
 "valid": 5,
 "killed": 5,
 "kill_rate": 1.0,
 "ok": true
}