Iteration final - SOLVER_EXECUTION
Sequence: 6
Timestamp: 2025-07-25 22:29:33

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

Response:
{
  "gurobipy": {
    "solver_type": "gurobipy",
    "execution_time": 0.17755413055419922,
    "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 4 rows, 6 columns and 12 nonzeros\nModel fingerprint: 0x5a27ac7e\nCoefficient statistics:\n  Matrix range     [1e+00, 1e+00]\n  Objective range  [1e-02, 3e-02]\n  Bounds range     [5e+01, 5e+04]\n  RHS range        [1e+03, 1e+06]\nPresolve removed 4 rows and 6 columns\nPresolve time: 0.00s\nPresolve: All rows and columns removed\nIteration    Objective       Primal Inf.    Dual Inf.      Time\n       0    1.3200000e+02   0.000000e+00   0.000000e+00      0s\n\nSolved in 0 iterations and 0.00 seconds (0.00 work units)\nOptimal objective  1.320000000e+02\nOptimal value: 132.0\nCustomer 1: Savings = 950.00, Checking = 50.00\nCustomer 2: Savings = 1450.00, Checking = 50.00\nCustomer 3: Savings = 1950.00, Checking = 50.00\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 132.0,
    "error_message": null,
    "decision_variables": {}
  },
  "docplex": {
    "solver_type": "docplex",
    "execution_time": 1.2360165119171143,
    "return_code": 0,
    "stdout": "Optimal value: 132.0\nCustomer 1: Savings = 950.00, Checking = 50.00\nCustomer 2: Savings = 1450.00, Checking = 50.00\nCustomer 3: Savings = 1950.00, Checking = 50.00\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 132.0,
    "error_message": null,
    "decision_variables": {}
  },
  "pyomo": {
    "solver_type": "pyomo",
    "execution_time": 0.8874654769897461,
    "return_code": 0,
    "stdout": "Read LP format model from file /tmp/tmpbc75j5fn.pyomo.lp\nReading time = 0.00 seconds\nx1: 4 rows, 6 columns, 12 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 4 rows, 6 columns and 12 nonzeros\nModel fingerprint: 0x5a27ac7e\nCoefficient statistics:\n  Matrix range     [1e+00, 1e+00]\n  Objective range  [1e-02, 3e-02]\n  Bounds range     [5e+01, 5e+04]\n  RHS range        [1e+03, 1e+06]\nPresolve removed 4 rows and 6 columns\nPresolve time: 0.00s\nPresolve: All rows and columns removed\nIteration    Objective       Primal Inf.    Dual Inf.      Time\n       0    1.3200000e+02   0.000000e+00   0.000000e+00      0s\n\nSolved in 0 iterations and 0.00 seconds (0.00 work units)\nOptimal objective  1.320000000e+02\nOptimal solution found!\nOptimal value: 132.0\n\nVariable values:\nCustomer 1: Savings = 950.00, Checking = 50.00\nCustomer 2: Savings = 1450.00, Checking = 50.00\nCustomer 3: Savings = 1950.00, Checking = 50.00\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 132.0,
    "error_message": null,
    "decision_variables": {}
  }
}
