{
 "task": "T15",
 "mutants": [
  {
   "object": "{{P}}EXT_CHECK_OLD",
   "mutant": "weight threshold: < 4000 -> <= 4000 (rel)",
   "status": "killed",
   "hidden": "8/9",
   "failed_tests": [
    "refill_boundary"
   ]
  },
  {
   "object": "{{P}}EXT_CHECK_OLD",
   "mutant": "sort: urgency ASCENDING -> DESCENDING (sort)",
   "status": "killed",
   "hidden": "5/9",
   "failed_tests": [
    "sorted_by_urgency",
    "site_filter",
    "defect_only",
    "date_filter"
   ]
  },
  {
   "object": "{{P}}EXT_CHECK_OLD",
   "mutant": "defect filter: urgency = 4 -> urgency <> 4 (logic)",
   "status": "killed",
   "hidden": "8/9",
   "failed_tests": [
    "defect_only"
   ]
  }
 ],
 "valid": 3,
 "killed": 3,
 "kill_rate": 1.0,
 "ok": true
}