Iteration final - SOLVER_EXECUTION
Sequence: 6
Timestamp: 2025-07-28 00:19:24

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

Response:
{
  "gurobipy": {
    "solver_type": "gurobipy",
    "execution_time": 1.074345588684082,
    "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 9 rows, 27 columns and 81 nonzeros\nModel fingerprint: 0x40fe09e0\nVariable types: 0 continuous, 27 integer (27 binary)\nCoefficient statistics:\n  Matrix range     [1e+00, 1e+00]\n  Objective range  [1e+00, 1e+00]\n  Bounds range     [1e+00, 1e+00]\n  RHS range        [1e+00, 2e+02]\nFound heuristic solution: objective 3.0000000\nPresolve removed 3 rows and 18 columns\nPresolve time: 0.00s\nPresolved: 6 rows, 9 columns, 18 nonzeros\nFound heuristic solution: objective -0.0000000\nVariable types: 0 continuous, 9 integer (9 binary)\n\nRoot relaxation: cutoff, 0 iterations, 0.00 seconds (0.00 work units)\n\nExplored 1 nodes (0 simplex iterations) in 0.00 seconds (0.00 work units)\nThread count was 32 (of 128 available processors)\n\nSolution count 2: 3 -0 \n\nOptimal solution found (tolerance 1.00e-04)\nBest objective 3.000000000000e+00, best bound 3.000000000000e+00, gap 0.0000%\nOptimal value: 3.0\nWedding at Church 1 with Male 101 and Female 201\nWedding at Church 1 with Male 102 and Female 202\nWedding at Church 1 with Male 103 and Female 203\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 3.0,
    "error_message": null,
    "decision_variables": {}
  },
  "docplex": {
    "solver_type": "docplex",
    "execution_time": 6.708411693572998,
    "return_code": 0,
    "stdout": "Optimal value: 3.0\nx[0][0][0] = 1.000\nx[0][1][1] = 1.000\nx[1][2][2] = 1.000\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 3.0,
    "error_message": null,
    "decision_variables": {}
  },
  "pyomo": {
    "solver_type": "pyomo",
    "execution_time": 2.647019624710083,
    "return_code": 0,
    "stdout": "Read LP format model from file /tmp/tmpyzzsxh89.pyomo.lp\nReading time = 0.00 seconds\nx1: 9 rows, 27 columns, 81 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 9 rows, 27 columns and 81 nonzeros\nModel fingerprint: 0x40fe09e0\nVariable types: 0 continuous, 27 integer (27 binary)\nCoefficient statistics:\n  Matrix range     [1e+00, 1e+00]\n  Objective range  [1e+00, 1e+00]\n  Bounds range     [1e+00, 1e+00]\n  RHS range        [1e+00, 2e+02]\nFound heuristic solution: objective 3.0000000\nPresolve removed 3 rows and 18 columns\nPresolve time: 0.00s\nPresolved: 6 rows, 9 columns, 18 nonzeros\nFound heuristic solution: objective -0.0000000\nVariable types: 0 continuous, 9 integer (9 binary)\n\nRoot relaxation: cutoff, 0 iterations, 0.00 seconds (0.00 work units)\n\nExplored 1 nodes (0 simplex iterations) in 0.00 seconds (0.00 work units)\nThread count was 32 (of 128 available processors)\n\nSolution count 2: 3 -0 \n\nOptimal solution found (tolerance 1.00e-02)\nBest objective 3.000000000000e+00, best bound 3.000000000000e+00, gap 0.0000%\nOptimal solution found!\nOptimal value: 3.0\n\nVariable values:\nx[1,101,201] = 1\nx[1,102,202] = 1\nx[1,103,203] = 1\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 3.0,
    "error_message": null,
    "decision_variables": {}
  }
}
