element: C lattice type: fcc modelname: EAM_Dynamo_HepburnAckland_2008_FeC__MO_143977152728_005 Attempting to perform relaxation using initial lattice constant guess of 2.5 Angstroms Failed to perform relaxation using initial lattice constant guess of 2.5 Angstroms Exception message: Calling "kim_model.compute" failed. Attempting to perform relaxation using initial lattice constant guess of 3.0 Angstroms Optimization terminated successfully. Current function value: -2.251859 Iterations: 28 Function evaluations: 56 {'lattice_constant': 3.2604201614856727, 'cohesive_energy': 0.5629647895950098, 'element': 'C', 'species': 'C" "C" "C" "C', 'crystal_structure': 'fcc', 'space_group': 'Fm-3m', 'wyckoff_code': '4a', 'basis_atoms': '[[0.0 0.0 0.0] [0.5 0.5 0.0] [0.5 0.0 0.5] [0.0 0.5 0.5]]', 'iterations': 28, 'func_calls': 56, 'warnflag': 0, 'repeat': 0}