Iteration final - SOLVER_EXECUTION
Sequence: 8
Timestamp: 2025-07-27 21:44:00

Prompt:
Generated solver codes with templates and executed them with retry logic

Response:
{
  "gurobipy": {
    "solver_type": "gurobipy",
    "execution_time": 0.4546236991882324,
    "return_code": 1,
    "stdout": "Restricted license - for non-production use only - expires 2026-11-23\n",
    "stderr": "Traceback (most recent call last):\n  File \"/tmp/tmpx906n5r7.py\", line 76, in <module>\n    flight_company_optimization()\n  File \"/tmp/tmpx906n5r7.py\", line 35, in flight_company_optimization\n    assert len(flight_ids) * len(airport_ids) == len(distances), \"Data length mismatch\"\nAssertionError: Data length mismatch\n",
    "status": "error",
    "optimal_value": null,
    "error_message": "Traceback (most recent call last):\n  File \"/tmp/tmpx906n5r7.py\", line 76, in <module>\n    flight_company_optimization()\n  File \"/tmp/tmpx906n5r7.py\", line 35, in flight_company_optimization\n    assert len(flight_ids) * len(airport_ids) == len(distances), \"Data length mismatch\"\nAssertionError: Data length mismatch\n",
    "decision_variables": {},
    "retry_attempt": 4
  },
  "docplex": {
    "solver_type": "docplex",
    "execution_time": 3.8394689559936523,
    "return_code": 1,
    "stdout": "",
    "stderr": "Traceback (most recent call last):\n  File \"/tmp/tmpth908u56.py\", line 61, in <module>\n    flight_company_optimization()\n  File \"/tmp/tmpth908u56.py\", line 29, in flight_company_optimization\n    assert len(flight_ids) * len(airport_ids) == len(distances), \"Data length mismatch\"\nAssertionError: Data length mismatch\n",
    "status": "error",
    "optimal_value": null,
    "error_message": "Traceback (most recent call last):\n  File \"/tmp/tmpth908u56.py\", line 61, in <module>\n    flight_company_optimization()\n  File \"/tmp/tmpth908u56.py\", line 29, in flight_company_optimization\n    assert len(flight_ids) * len(airport_ids) == len(distances), \"Data length mismatch\"\nAssertionError: Data length mismatch\n",
    "decision_variables": {},
    "retry_attempt": 4
  },
  "pyomo": {
    "solver_type": "pyomo",
    "execution_time": 2.456328868865967,
    "return_code": 1,
    "stdout": "",
    "stderr": "Traceback (most recent call last):\n  File \"/tmp/tmp_wb0m3_x.py\", line 92, in <module>\n    flight_company_optimization()\n  File \"/tmp/tmp_wb0m3_x.py\", line 36, in flight_company_optimization\n    assert all((i, j) in distances for i in flight_ids for j in airport_ids), \"Data length mismatch\"\nAssertionError: Data length mismatch\n",
    "status": "error",
    "optimal_value": null,
    "error_message": "Traceback (most recent call last):\n  File \"/tmp/tmp_wb0m3_x.py\", line 92, in <module>\n    flight_company_optimization()\n  File \"/tmp/tmp_wb0m3_x.py\", line 36, in flight_company_optimization\n    assert all((i, j) in distances for i in flight_ids for j in airport_ids), \"Data length mismatch\"\nAssertionError: Data length mismatch\n",
    "decision_variables": {},
    "retry_attempt": 4
  }
}
