Iteration final - SOLVER_EXECUTION
Sequence: 6
Timestamp: 2025-07-27 23:50:08

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

Response:
{
  "gurobipy": {
    "solver_type": "gurobipy",
    "execution_time": 0.1664891242980957,
    "return_code": 1,
    "stdout": "Restricted license - for non-production use only - expires 2026-11-23\n",
    "stderr": "Traceback (most recent call last):\n  File \"/tmp/tmpkmn06y32.py\", line 72, in <module>\n    optimize_loan_allocation()\n  File \"/tmp/tmpkmn06y32.py\", line 35, in optimize_loan_allocation\n    assert len(customers) == len(loans), \"Array length mismatch\"\nAssertionError: Array length mismatch\n",
    "status": "error",
    "optimal_value": null,
    "error_message": "Traceback (most recent call last):\n  File \"/tmp/tmpkmn06y32.py\", line 72, in <module>\n    optimize_loan_allocation()\n  File \"/tmp/tmpkmn06y32.py\", line 35, in optimize_loan_allocation\n    assert len(customers) == len(loans), \"Array length mismatch\"\nAssertionError: Array length mismatch\n",
    "decision_variables": {},
    "retry_attempt": 4
  },
  "docplex": {
    "solver_type": "docplex",
    "execution_time": 2.587456464767456,
    "return_code": 1,
    "stdout": "",
    "stderr": "Traceback (most recent call last):\n  File \"/tmp/tmpsycuiupa.py\", line 75, in <module>\n    optimize_loan_allocation()\n  File \"/tmp/tmpsycuiupa.py\", line 44, in optimize_loan_allocation\n    objective = mdl.sum(customers[i]['credit_score'] * x[loans[i]['loan_ID']] for i in safe_range_loans)\n  File \"/dccstor/nl2opt/miniforge3/envs/nl2opt_optim/lib/python3.10/site-packages/docplex/mp/model.py\", line 3342, in sum\n    return self._aggregator.sum(args)\n  File \"/dccstor/nl2opt/miniforge3/envs/nl2opt_optim/lib/python3.10/site-packages/docplex/mp/aggregator.py\", line 198, in sum\n    sum_res = self._sum_with_iter(sum_args)\n  File \"/dccstor/nl2opt/miniforge3/envs/nl2opt_optim/lib/python3.10/site-packages/docplex/mp/aggregator.py\", line 221, in _sum_with_iter\n    for item in args:\n  File \"/tmp/tmpsycuiupa.py\", line 44, in <genexpr>\n    objective = mdl.sum(customers[i]['credit_score'] * x[loans[i]['loan_ID']] for i in safe_range_loans)\nIndexError: list index out of range\n",
    "status": "error",
    "optimal_value": null,
    "error_message": "Traceback (most recent call last):\n  File \"/tmp/tmpsycuiupa.py\", line 75, in <module>\n    optimize_loan_allocation()\n  File \"/tmp/tmpsycuiupa.py\", line 44, in optimize_loan_allocation\n    objective = mdl.sum(customers[i]['credit_score'] * x[loans[i]['loan_ID']] for i in safe_range_loans)\n  File \"/dccstor/nl2opt/miniforge3/envs/nl2opt_optim/lib/python3.10/site-packages/docplex/mp/model.py\", line 3342, in sum\n    return self._aggregator.sum(args)\n  File \"/dccstor/nl2opt/miniforge3/envs/nl2opt_optim/lib/python3.10/site-packages/docplex/mp/aggregator.py\", line 198, in sum\n    sum_res = self._sum_with_iter(sum_args)\n  File \"/dccstor/nl2opt/miniforge3/envs/nl2opt_optim/lib/python3.10/site-packages/docplex/mp/aggregator.py\", line 221, in _sum_with_iter\n    for item in args:\n  File \"/tmp/tmpsycuiupa.py\", line 44, in <genexpr>\n    objective = mdl.sum(customers[i]['credit_score'] * x[loans[i]['loan_ID']] for i in safe_range_loans)\nIndexError: list index out of range\n",
    "decision_variables": {},
    "retry_attempt": 4
  },
  "pyomo": {
    "solver_type": "pyomo",
    "execution_time": 1.2141499519348145,
    "return_code": 1,
    "stdout": "ERROR: Rule failed when generating expression for Objective objective with\nindex None: KeyError: 'cust_ID'\nERROR: Constructing component 'objective' from data=None failed:\n        KeyError: 'cust_ID'\n",
    "stderr": "Traceback (most recent call last):\n  File \"/tmp/tmp28ji7lgm.py\", line 95, in <module>\n    optimize_loan_allocation()\n  File \"/tmp/tmp28ji7lgm.py\", line 54, in optimize_loan_allocation\n    model.objective = pyo.Objective(rule=obj_rule, sense=pyo.maximize)\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/objective.py\", line 336, in construct\n    ans = 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/initializer.py\", line 485, in __call__\n    return self._fcn(parent)\n  File \"/tmp/tmp28ji7lgm.py\", line 53, in obj_rule\n    return sum(model.credit_score[loans[i]['cust_ID']] * model.x[loans[i]['loan_ID']] for i in range(len(loans)))\n  File \"/tmp/tmp28ji7lgm.py\", line 53, in <genexpr>\n    return sum(model.credit_score[loans[i]['cust_ID']] * model.x[loans[i]['loan_ID']] for i in range(len(loans)))\nKeyError: 'cust_ID'\n",
    "status": "error",
    "optimal_value": null,
    "error_message": "Traceback (most recent call last):\n  File \"/tmp/tmp28ji7lgm.py\", line 95, in <module>\n    optimize_loan_allocation()\n  File \"/tmp/tmp28ji7lgm.py\", line 54, in optimize_loan_allocation\n    model.objective = pyo.Objective(rule=obj_rule, sense=pyo.maximize)\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/objective.py\", line 336, in construct\n    ans = 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/initializer.py\", line 485, in __call__\n    return self._fcn(parent)\n  File \"/tmp/tmp28ji7lgm.py\", line 53, in obj_rule\n    return sum(model.credit_score[loans[i]['cust_ID']] * model.x[loans[i]['loan_ID']] for i in range(len(loans)))\n  File \"/tmp/tmp28ji7lgm.py\", line 53, in <genexpr>\n    return sum(model.credit_score[loans[i]['cust_ID']] * model.x[loans[i]['loan_ID']] for i in range(len(loans)))\nKeyError: 'cust_ID'\n",
    "decision_variables": {},
    "retry_attempt": 4
  }
}
