Iteration final - SOLVER_EXECUTION
Sequence: 6
Timestamp: 2025-07-27 23:04:59

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

Response:
{
  "gurobipy": {
    "solver_type": "gurobipy",
    "execution_time": 3.1961562633514404,
    "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 7 rows, 3 columns and 9 nonzeros\nModel fingerprint: 0x8a55b8c0\nVariable types: 0 continuous, 3 integer (0 binary)\nCoefficient statistics:\n  Matrix range     [1e+00, 1e+00]\n  Objective range  [4e+00, 4e+00]\n  Bounds range     [0e+00, 0e+00]\n  RHS range        [2e+00, 2e+01]\nPresolve removed 7 rows and 3 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 1: 78.1 \n\nOptimal solution found (tolerance 1.00e-04)\nBest objective 7.810000000000e+01, best bound 7.810000000000e+01, gap 0.0000%\nOptimal value: 78.1\nx[101] = 5.000\nx[102] = 8.000\nx[103] = 6.000\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 78.1,
    "error_message": null,
    "decision_variables": {}
  },
  "docplex": {
    "solver_type": "docplex",
    "execution_time": 8.703778743743896,
    "return_code": 0,
    "stdout": "Optimal value: 78.1\nx[101] = 5\nx[102] = 8\nx[103] = 6\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 78.1,
    "error_message": null,
    "decision_variables": {}
  },
  "pyomo": {
    "solver_type": "pyomo",
    "execution_time": 5.269201993942261,
    "return_code": 0,
    "stdout": "Read LP format model from file /tmp/tmpgysgjgje.pyomo.lp\nReading time = 0.00 seconds\nx1: 7 rows, 3 columns, 9 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 7 rows, 3 columns and 9 nonzeros\nModel fingerprint: 0x8a55b8c0\nVariable types: 0 continuous, 3 integer (0 binary)\nCoefficient statistics:\n  Matrix range     [1e+00, 1e+00]\n  Objective range  [4e+00, 4e+00]\n  Bounds range     [0e+00, 0e+00]\n  RHS range        [2e+00, 2e+01]\nPresolve removed 7 rows and 3 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 1: 78.1 \n\nOptimal solution found (tolerance 1.00e-04)\nBest objective 7.810000000000e+01, best bound 7.810000000000e+01, gap 0.0000%\nOptimal solution found!\nOptimal value: 78.1\n\nStaff allocation:\nStaff for HH_ID 101 = 5\nStaff for HH_ID 102 = 8\nStaff for HH_ID 103 = 6\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 78.1,
    "error_message": null,
    "decision_variables": {}
  }
}
