element=lattice type=modelname=Cu fcc EAM_Dynamo_ZhouJohnsonWadley_2004NISTretabulation_CuAgAu__MO_318213562153_000 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 Attempting to perform relaxation using initial lattice constant guess of 3.0 Angstroms Optimization terminated successfully. Current function value: -14.159980 Iterations: 28 Function evaluations: 58 {'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]]', 'repeat': 0, 'cohesive_energy': 3.539994950510985, 'space_group': 'Fm-3m', 'element': 'Cu', 'lattice_constant': 3.6149601638317117, 'wyckoff_code': '4a', 'crystal_structure': 'fcc', 'iterations': 28, 'warnflag': 0, 'species': 'Cu" "Cu" "Cu" "Cu', 'func_calls': 58}