Iteration final - SOLVER_EXECUTION
Sequence: 13
Timestamp: 2025-07-25 22:58:16

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

Response:
{
  "gurobipy": {
    "solver_type": "gurobipy",
    "execution_time": 0.4560813903808594,
    "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 3 rows, 9 columns and 15 nonzeros\nModel fingerprint: 0x47616b03\nVariable types: 0 continuous, 9 integer (9 binary)\nCoefficient statistics:\n  Matrix range     [1e+00, 6e+03]\n  Objective range  [0e+00, 0e+00]\n  Bounds range     [1e+00, 1e+00]\n  RHS range        [5e+00, 2e+06]\nFound heuristic solution: objective 210.5000000\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: 210.5 \n\nOptimal solution found (tolerance 1.00e-04)\nBest objective 2.105000000000e+02, best bound 2.105000000000e+02, gap 0.0000%\nOptimal value: 210.5\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 210.5,
    "error_message": null,
    "decision_variables": {},
    "retry_attempt": 2
  },
  "docplex": {
    "solver_type": "docplex",
    "execution_time": 4.977733135223389,
    "return_code": 0,
    "stdout": "Optimal value: 210.5\n",
    "stderr": "",
    "status": "optimal",
    "optimal_value": 210.5,
    "error_message": null,
    "decision_variables": {},
    "retry_attempt": 2
  },
  "pyomo": {
    "solver_type": "pyomo",
    "execution_time": 2.5452663898468018,
    "return_code": 1,
    "stdout": "ERROR: Rule failed when generating expression for Constraint speed_constraint\nwith index 1: ValueError: Invalid constraint expression. The constraint\nexpression resolved to a trivial Boolean (True) instead of a Pyomo object.\nPlease modify your rule to return Constraint.Feasible instead of True.\n\n    Error thrown for Constraint 'speed_constraint[1]'\nERROR: Constructing component 'speed_constraint' from data=None failed:\n        ValueError: Invalid constraint expression. The constraint expression\n        resolved to a trivial Boolean (True) instead of a Pyomo object. Please\n        modify your rule to return Constraint.Feasible instead of True.\n\n    Error thrown for Constraint 'speed_constraint[1]'\n",
    "stderr": "Traceback (most recent call last):\n  File \"/tmp/tmpf8zn_ii2.py\", line 80, in <module>\n    storm_resource_allocation()\n  File \"/tmp/tmpf8zn_ii2.py\", line 57, in storm_resource_allocation\n    model.speed_constraint = pyo.Constraint(model.storms, rule=speed_rule)\n  File \"/dccstor/nl2opt/miniforge3/envs/nl2opt_optim/lib/python3.10/site-packages/pyomo/core/base/block.py\", line 571, in __setattr__\n    self.add_component(name, val)\n  File \"/dccstor/nl2opt/miniforge3/envs/nl2opt_optim/lib/python3.10/site-packages/pyomo/core/base/block.py\", line 1101, in add_component\n    val.construct(data)\n  File \"/dccstor/nl2opt/miniforge3/envs/nl2opt_optim/lib/python3.10/site-packages/pyomo/core/base/constraint.py\", line 722, in construct\n    self._setitem_when_not_present(index, rule(block, index))\n  File \"/dccstor/nl2opt/miniforge3/envs/nl2opt_optim/lib/python3.10/site-packages/pyomo/core/base/indexed_component.py\", line 1111, in _setitem_when_not_present\n    obj.set_value(value)\n  File \"/dccstor/nl2opt/miniforge3/envs/nl2opt_optim/lib/python3.10/site-packages/pyomo/core/base/constraint.py\", line 469, in set_value\n    raise ValueError(\nValueError: Invalid constraint expression. The constraint expression resolved to a trivial Boolean (True) instead of a Pyomo object. Please modify your rule to return Constraint.Feasible instead of True.\n\nError thrown for Constraint 'speed_constraint[1]'\n",
    "status": "error",
    "optimal_value": null,
    "error_message": "Traceback (most recent call last):\n  File \"/tmp/tmpf8zn_ii2.py\", line 80, in <module>\n    storm_resource_allocation()\n  File \"/tmp/tmpf8zn_ii2.py\", line 57, in storm_resource_allocation\n    model.speed_constraint = pyo.Constraint(model.storms, rule=speed_rule)\n  File \"/dccstor/nl2opt/miniforge3/envs/nl2opt_optim/lib/python3.10/site-packages/pyomo/core/base/block.py\", line 571, in __setattr__\n    self.add_component(name, val)\n  File \"/dccstor/nl2opt/miniforge3/envs/nl2opt_optim/lib/python3.10/site-packages/pyomo/core/base/block.py\", line 1101, in add_component\n    val.construct(data)\n  File \"/dccstor/nl2opt/miniforge3/envs/nl2opt_optim/lib/python3.10/site-packages/pyomo/core/base/constraint.py\", line 722, in construct\n    self._setitem_when_not_present(index, rule(block, index))\n  File \"/dccstor/nl2opt/miniforge3/envs/nl2opt_optim/lib/python3.10/site-packages/pyomo/core/base/indexed_component.py\", line 1111, in _setitem_when_not_present\n    obj.set_value(value)\n  File \"/dccstor/nl2opt/miniforge3/envs/nl2opt_optim/lib/python3.10/site-packages/pyomo/core/base/constraint.py\", line 469, in set_value\n    raise ValueError(\nValueError: Invalid constraint expression. The constraint expression resolved to a trivial Boolean (True) instead of a Pyomo object. Please modify your rule to return Constraint.Feasible instead of True.\n\nError thrown for Constraint 'speed_constraint[1]'\n",
    "decision_variables": {},
    "retry_attempt": 2
  }
}
