Iteration final - SOLVER_EXECUTION
Sequence: 6
Timestamp: 2025-07-27 22:47:35

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

Response:
{
  "gurobipy": {
    "solver_type": "gurobipy",
    "execution_time": 0.5050351619720459,
    "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, 3 columns and 3 nonzeros\nModel fingerprint: 0xf135086f\nCoefficient statistics:\n  Matrix range     [1e+00, 1e+00]\n  Objective range  [2e+00, 5e+00]\n  Bounds range     [1e+02, 1e+02]\n  RHS range        [1e+02, 1e+02]\nPresolve removed 3 rows and 0 columns\nPresolve time: 0.00s\n\nSolved in 0 iterations and 0.00 seconds (0.00 work units)\nInfeasible or unbounded model\nOptimization ended with status 4\n",
    "stderr": "",
    "status": "infeasible",
    "optimal_value": null,
    "error_message": "Problem is infeasible",
    "decision_variables": {},
    "retry_attempt": 4
  },
  "docplex": {
    "solver_type": "docplex",
    "execution_time": 3.9577035903930664,
    "return_code": 0,
    "stdout": "No solution found\nStatus: unbounded or infeasible\n",
    "stderr": "",
    "status": "infeasible",
    "optimal_value": null,
    "error_message": "Problem is infeasible",
    "decision_variables": {},
    "retry_attempt": 4
  },
  "pyomo": {
    "solver_type": "pyomo",
    "execution_time": 3.676124095916748,
    "return_code": 0,
    "stdout": "Read LP format model from file /tmp/tmptggkqqs0.pyomo.lp\nReading time = 0.00 seconds\nx1: 3 rows, 3 columns, 3 nonzeros\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: 0xf6906870\nCoefficient statistics:\n  Matrix range     [1e+00, 1e+00]\n  Objective range  [2e+00, 5e+00]\n  Bounds range     [1e+02, 1e+02]\n  RHS range        [1e+02, 1e+02]\nPresolve time: 0.00s\n\nSolved in 0 iterations and 0.00 seconds (0.00 work units)\nInfeasible or unbounded model\nWARNING: Loading a SolverResults object with a warning status into\nmodel.name=\"unknown\";\n    - termination condition: infeasibleOrUnbounded\n    - message from solver: Problem proven to be infeasible or unbounded.\nSolver terminated with condition: infeasibleOrUnbounded\n",
    "stderr": "",
    "status": "infeasible",
    "optimal_value": null,
    "error_message": "Problem is infeasible",
    "decision_variables": {},
    "retry_attempt": 4
  }
}
