Iteration final - SOLVER_EXECUTION
Sequence: 8
Timestamp: 2025-07-25 22:28:22

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

Response:
{
  "gurobipy": {
    "solver_type": "gurobipy",
    "execution_time": 0.20177555084228516,
    "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 3 nonzeros\nModel fingerprint: 0xe81bc1b0\nVariable types: 0 continuous, 3 integer (3 binary)\nCoefficient statistics:\n  Matrix range     [1e+00, 1e+00]\n  Objective range  [8e+00, 9e+00]\n  Bounds range     [1e+00, 1e+00]\n  RHS range        [1e+01, 2e+01]\nFound heuristic solution: objective 25.4000000\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: 25.4 \n\nOptimal solution found (tolerance 1.00e-04)\nBest objective 2.540000000000e+01, best bound 2.540000000000e+01, gap 0.0000%\nOptimal value: 25.4\nSubmission 1 is accepted\nSubmission 2 is accepted\nSubmission 3 is accepted\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 25.4,
    "error_message": null,
    "decision_variables": {}
  },
  "docplex": {
    "solver_type": "docplex",
    "execution_time": 1.1615104675292969,
    "return_code": 0,
    "stdout": "Optimal value: 25.4\nx[1] = 1.0\nx[2] = 1.0\nx[3] = 1.0\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 25.4,
    "error_message": null,
    "decision_variables": {}
  },
  "pyomo": {
    "solver_type": "pyomo",
    "execution_time": 0.9257910251617432,
    "return_code": 0,
    "stdout": "WARNING: Initializing ordered Set SUBMISSIONS with a fundamentally unordered\ndata source (type: set).  This WILL potentially lead to nondeterministic\nbehavior in Pyomo\nWARNING: Initializing ordered Set WORKSHOPS with a fundamentally unordered\ndata source (type: set).  This WILL potentially lead to nondeterministic\nbehavior in Pyomo\nRead LP format model from file /tmp/tmp76i7yxux.pyomo.lp\nReading time = 0.00 seconds\nx1: 3 rows, 3 columns, 3 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 3 nonzeros\nModel fingerprint: 0xe81bc1b0\nVariable types: 0 continuous, 3 integer (3 binary)\nCoefficient statistics:\n  Matrix range     [1e+00, 1e+00]\n  Objective range  [8e+00, 9e+00]\n  Bounds range     [1e+00, 1e+00]\n  RHS range        [1e+01, 2e+01]\nFound heuristic solution: objective 25.4000000\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: 25.4 \n\nOptimal solution found (tolerance 1.00e-02)\nBest objective 2.540000000000e+01, best bound 2.540000000000e+01, gap 0.0000%\nOptimal value: 25.4\n\nAccepted submissions:\nSubmission 1 accepted (Score: 8.7)\nSubmission 2 accepted (Score: 7.5)\nSubmission 3 accepted (Score: 9.2)\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 25.4,
    "error_message": null,
    "decision_variables": {}
  }
}
