element: Sr lattice type: fcc modelname: Morse_Shifted_GirifalcoWeizer_1959LowCutoff_Sr__MO_801083489225_003 Attempting to perform relaxation using initial lattice constant guess of 2.5 Angstroms Optimization terminated successfully. Current function value: -6.402411 Iterations: 33 Function evaluations: 68 {'lattice_constant': 6.126234233379364, 'cohesive_energy': 1.6006027816513035, 'element': 'Sr', 'species': 'Sr" "Sr" "Sr" "Sr', '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': 33, 'func_calls': 68, 'warnflag': 0, 'repeat': 0}