Iteration final - SOLVER_EXECUTION
Sequence: 8
Timestamp: 2025-07-27 22:07:19

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

Response:
{
  "gurobipy": {
    "solver_type": "gurobipy",
    "execution_time": 0.20162487030029297,
    "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 6 rows, 9 columns and 18 nonzeros\nModel fingerprint: 0x25316e96\nVariable types: 0 continuous, 9 integer (0 binary)\nCoefficient statistics:\n  Matrix range     [1e+00, 1e+00]\n  Objective range  [3e+02, 5e+02]\n  Bounds range     [0e+00, 0e+00]\n  RHS range        [8e+01, 2e+02]\nFound heuristic solution: objective 116996.70000\nPresolve time: 0.00s\nPresolved: 6 rows, 9 columns, 18 nonzeros\nVariable types: 0 continuous, 9 integer (0 binary)\n\nRoot relaxation: objective 1.389967e+05, 8 iterations, 0.00 seconds (0.00 work units)\n\n    Nodes    |    Current Node    |     Objective Bounds      |     Work\n Expl Unexpl |  Obj  Depth IntInf | Incumbent    BestBd   Gap | It/Node Time\n\n*    0     0               0    138996.70000 138996.700  0.00%     -    0s\n\nExplored 1 nodes (8 simplex iterations) in 0.01 seconds (0.00 work units)\nThread count was 32 (of 128 available processors)\n\nSolution count 2: 138997 116997 \n\nOptimal solution found (tolerance 1.00e-04)\nBest objective 1.389967000000e+05, best bound 1.389967000000e+05, gap 0.0000%\nOptimal value: 138996.69999999998\nNum_of_stock[1,102] = 100\nNum_of_stock[2,101] = 30\nNum_of_stock[2,102] = 20\nNum_of_stock[2,103] = 100\nNum_of_stock[3,102] = 80\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 138996.69999999998,
    "error_message": null,
    "decision_variables": {}
  },
  "docplex": {
    "solver_type": "docplex",
    "execution_time": 9.810823678970337,
    "return_code": 0,
    "stdout": "Optimal value: 138996.7\nx[1,103] = 100.000\nx[2,101] = 30.000\nx[2,102] = 120.000\nx[3,102] = 80.000\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 138996.7,
    "error_message": null,
    "decision_variables": {}
  },
  "pyomo": {
    "solver_type": "pyomo",
    "execution_time": 6.530730247497559,
    "return_code": 0,
    "stdout": "Read LP format model from file /tmp/tmp9rwlmpkt.pyomo.lp\nReading time = 0.00 seconds\nx1: 6 rows, 9 columns, 18 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 6 rows, 9 columns and 18 nonzeros\nModel fingerprint: 0xbd957d8a\nVariable types: 0 continuous, 9 integer (0 binary)\nCoefficient statistics:\n  Matrix range     [1e+00, 1e+00]\n  Objective range  [3e+02, 5e+02]\n  Bounds range     [0e+00, 0e+00]\n  RHS range        [4e+01, 2e+02]\nFound heuristic solution: objective 44998.500000\nPresolve removed 6 rows and 9 columns\nPresolve time: 0.00s\nPresolve: All rows and columns removed\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 2: 69998.5 44998.5 \n\nOptimal solution found (tolerance 1.00e-02)\nBest objective 6.999850000000e+04, best bound 6.999850000000e+04, gap 0.0000%\nOptimal solution found!\nOptimal value: 69998.50\n\nVariable values:\nx[1,102] = 10\nx[1,103] = 40\nx[2,103] = 60\nx[3,102] = 40\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 69998.5,
    "error_message": null,
    "decision_variables": {}
  }
}
