Iteration final - SOLVER_EXECUTION
Sequence: 6
Timestamp: 2025-07-25 22:30:28

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

Response:
{
  "gurobipy": {
    "solver_type": "gurobipy",
    "execution_time": 0.18700003623962402,
    "return_code": 0,
    "stdout": "Restricted license - for non-production use only - expires 2026-11-23\nGurobi Optimizer version 12.0.2 build v12.0.2rc0 (linux64 - \"Red Hat Enterprise Linux 9.4 (Plow)\")\n\nCPU model: AMD EPYC 7513 32-Core Processor, instruction set [SSE2|AVX|AVX2]\nThread count: 64 physical cores, 128 logical processors, using up to 32 threads\n\nOptimize a model with 5 rows, 3 columns and 9 nonzeros\nModel fingerprint: 0xde2ad137\nVariable types: 0 continuous, 3 integer (0 binary)\nCoefficient statistics:\n  Matrix range     [1e+00, 2e+05]\n  Objective range  [3e+05, 5e+05]\n  Bounds range     [2e+00, 2e+00]\n  RHS range        [2e+00, 1e+06]\nFound heuristic solution: objective 2227040.8000\n\nExplored 0 nodes (0 simplex iterations) in 0.00 seconds (0.00 work units)\nThread count was 1 (of 128 available processors)\n\nSolution count 1: 2.22704e+06 \n\nOptimal solution found (tolerance 1.00e-04)\nBest objective 2.227040800000e+06, best bound 2.227040800000e+06, gap 0.0000%\nOptimal value: 2227040.8\nMatches in city 1: 2\nMatches in city 2: 2\nMatches in city 3: 2\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 2227040.8,
    "error_message": null,
    "decision_variables": {}
  },
  "docplex": {
    "solver_type": "docplex",
    "execution_time": 0.9653074741363525,
    "return_code": 0,
    "stdout": "Optimal value: 2227040.8\nMatches in city 1: 2.0\nMatches in city 2: 2.0\nMatches in city 3: 2.0\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 2227040.8,
    "error_message": null,
    "decision_variables": {}
  },
  "pyomo": {
    "solver_type": "pyomo",
    "execution_time": 0.8812470436096191,
    "return_code": 0,
    "stdout": "Read LP format model from file /tmp/tmpb01_s3sq.pyomo.lp\nReading time = 0.00 seconds\nx1: 5 rows, 3 columns, 9 nonzeros\nSet parameter TimeLimit to value 300\nSet parameter MIPGap to value 0.01\nGurobi Optimizer version 12.0.2 build v12.0.2rc0 (linux64 - \"Red Hat Enterprise Linux 9.4 (Plow)\")\n\nCPU model: AMD EPYC 7513 32-Core Processor, instruction set [SSE2|AVX|AVX2]\nThread count: 64 physical cores, 128 logical processors, using up to 32 threads\n\nNon-default parameters:\nTimeLimit  300\nMIPGap  0.01\n\nOptimize a model with 5 rows, 3 columns and 9 nonzeros\nModel fingerprint: 0xde2ad137\nVariable types: 0 continuous, 3 integer (0 binary)\nCoefficient statistics:\n  Matrix range     [1e+00, 2e+05]\n  Objective range  [3e+05, 5e+05]\n  Bounds range     [2e+00, 2e+00]\n  RHS range        [2e+00, 1e+06]\nFound heuristic solution: objective 2227040.8000\n\nExplored 0 nodes (0 simplex iterations) in 0.00 seconds (0.00 work units)\nThread count was 1 (of 128 available processors)\n\nSolution count 1: 2.22704e+06 \n\nOptimal solution found (tolerance 1.00e-02)\nBest objective 2.227040800000e+06, best bound 2.227040800000e+06, gap 0.0000%\nOptimal solution found!\nOptimal value: 2227040.8\n\nVariable values:\nx[1] = 2\nx[2] = 2\nx[3] = 2\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 2227040.8,
    "error_message": null,
    "decision_variables": {}
  }
}
