Iteration final - SOLVER_EXECUTION
Sequence: 6
Timestamp: 2025-07-27 22:21:16

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

Response:
{
  "gurobipy": {
    "solver_type": "gurobipy",
    "execution_time": 0.5784993171691895,
    "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 3 rows, 3 columns and 9 nonzeros\nModel fingerprint: 0x84db6a0b\nVariable types: 0 continuous, 3 integer (3 binary)\nCoefficient statistics:\n  Matrix range     [2e+01, 9e+01]\n  Objective range  [1e+01, 2e+01]\n  Bounds range     [1e+00, 1e+00]\n  RHS range        [6e+01, 2e+02]\nFound heuristic solution: objective 44.5000000\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: 44.5 \n\nOptimal solution found (tolerance 1.00e-04)\nBest objective 4.450000000000e+01, best bound 4.450000000000e+01, gap 0.0000%\nOptimal value: 44.5\nx[1] = 1.000\nx[2] = 1.000\nx[3] = 1.000\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 44.5,
    "error_message": null,
    "decision_variables": {}
  },
  "docplex": {
    "solver_type": "docplex",
    "execution_time": 6.280253648757935,
    "return_code": 0,
    "stdout": "Optimal value: 44.5\nx[0] = 1.000\nx[1] = 1.000\nx[2] = 1.000\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 44.5,
    "error_message": null,
    "decision_variables": {}
  },
  "pyomo": {
    "solver_type": "pyomo",
    "execution_time": 5.267651319503784,
    "return_code": 0,
    "stdout": "Read LP format model from file /tmp/tmpnh3vboty.pyomo.lp\nReading time = 0.00 seconds\nx1: 3 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 3 rows, 3 columns and 9 nonzeros\nModel fingerprint: 0xb209242c\nVariable types: 0 continuous, 3 integer (3 binary)\nCoefficient statistics:\n  Matrix range     [2e+01, 1e+02]\n  Objective range  [1e+01, 2e+01]\n  Bounds range     [1e+00, 1e+00]\n  RHS range        [6e+01, 2e+02]\nFound heuristic solution: objective 44.5000000\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: 44.5 \n\nOptimal solution found (tolerance 1.00e-02)\nBest objective 4.450000000000e+01, best bound 4.450000000000e+01, gap 0.0000%\nOptimal solution found!\nOptimal value: 44.500\n\nVariable values:\nx[1] = 1\nx[2] = 1\nx[3] = 1\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 44.5,
    "error_message": null,
    "decision_variables": {}
  }
}
