Iteration final - SOLVER_EXECUTION
Sequence: 6
Timestamp: 2025-07-25 22:26:34

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

Response:
{
  "gurobipy": {
    "solver_type": "gurobipy",
    "execution_time": 0.2046802043914795,
    "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, 3 columns and 6 nonzeros\nModel fingerprint: 0xa2832d2b\nCoefficient statistics:\n  Matrix range     [1e+00, 1e+00]\n  Objective range  [5e-01, 8e-01]\n  Bounds range     [0e+00, 0e+00]\n  RHS range        [5e+04, 1e+06]\nPresolve removed 4 rows and 3 columns\nPresolve time: 0.00s\nPresolve: All rows and columns removed\nIteration    Objective       Primal Inf.    Dual Inf.      Time\n       0    7.7300000e+05   0.000000e+00   0.000000e+00      0s\n\nSolved in 0 iterations and 0.00 seconds (0.00 work units)\nOptimal objective  7.730000000e+05\nOptimal value: 773000.0\nInvestment in School 1: 60000.00\nInvestment in School 2: 890000.00\nInvestment in School 3: 50000.00\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 773000.0,
    "error_message": null,
    "decision_variables": {}
  },
  "docplex": {
    "solver_type": "docplex",
    "execution_time": 1.2375619411468506,
    "return_code": 0,
    "stdout": "Optimal value: 773000.0\nInvestment in School 1: $60000.00\nInvestment in School 2: $890000.00\nInvestment in School 3: $50000.00\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 773000.0,
    "error_message": null,
    "decision_variables": {}
  },
  "pyomo": {
    "solver_type": "pyomo",
    "execution_time": 1.1793813705444336,
    "return_code": 0,
    "stdout": "Read LP format model from file /tmp/tmpv4mtwn_5.pyomo.lp\nReading time = 0.00 seconds\nx1: 4 rows, 3 columns, 6 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, 3 columns and 6 nonzeros\nModel fingerprint: 0xa2832d2b\nCoefficient statistics:\n  Matrix range     [1e+00, 1e+00]\n  Objective range  [5e-01, 8e-01]\n  Bounds range     [0e+00, 0e+00]\n  RHS range        [5e+04, 1e+06]\nPresolve removed 4 rows and 3 columns\nPresolve time: 0.00s\nPresolve: All rows and columns removed\nIteration    Objective       Primal Inf.    Dual Inf.      Time\n       0    7.7300000e+05   0.000000e+00   0.000000e+00      0s\n\nSolved in 0 iterations and 0.00 seconds (0.00 work units)\nOptimal objective  7.730000000e+05\nOptimal solution found!\nOptimal value: 773000.0\n\nInvestment amounts:\nSchool 1: $60000.00\nSchool 2: $890000.00\nSchool 3: $50000.00\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 773000.0,
    "error_message": null,
    "decision_variables": {}
  }
}
