element: C lattice type: sc modelname: Sim_LAMMPS_ReaxFF_StrachanVanDuinChakraborty_2003_CHNO__SM_107643900657_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 Exception message: ERROR: Too many ghost atoms (src/USER-REAXC/pair_reaxc.cpp:634) Attempting to perform relaxation using initial lattice constant guess of 3.0 Angstroms Optimization terminated successfully. Current function value: -0.025428 Iterations: 27 Function evaluations: 54 {'lattice_constant': 3.528709226846696, 'cohesive_energy': 0.025427544167033245, 'element': 'C', 'species': 'C', 'crystal_structure': 'sc', 'space_group': 'Pm-3m', 'wyckoff_code': '1a', 'basis_atoms': '[[0.0 0.0 0.0]]', 'iterations': 27, 'func_calls': 54, 'warnflag': 0, 'repeat': 0}