element(s): ['Br', 'Rb'] AFLOW prototype label: AB_cP2_221_a_b Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['4.1915'] model name: Sim_LAMMPS_EIM_Zhou_2010_BrClCsFIKLiNaRb__SM_259779394709_001 ==== Building ASE atoms object with: ==== representative atom symbols = ['Br', 'Rb'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 221 cell = [[4.1915, 0, 0], [0, 4.1915, 0], [0, 0, 4.1915]] ========================================= Step Time Energy fmax BFGS: 0 13:02:52 -4.763468 2.037750 BFGS: 1 13:02:52 -4.907964 1.209599 BFGS: 2 13:02:52 -4.944902 0.823987 BFGS: 3 13:02:52 -4.961598 0.141788 BFGS: 4 13:02:52 -4.962189 0.013288 BFGS: 5 13:02:52 -4.962194 0.000248 BFGS: 6 13:02:52 -4.962194 0.000000 BFGS: 7 13:02:52 -4.962194 0.000000 Minimization converged after 7 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 3.857846065986681e-13 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Br', 'Rb'] basis = [[0. 0. 0. ] [0.5 0.5 0.5]] cellpar = Cell([[4.071648876704798, -3.08882410879555e-32, -7.54619817172168e-33], [-2.5407872672893367e-32, 4.071648876704798, -5.626256479063855e-19], [9.36082855582974e-34, -5.626256479063808e-19, 4.071648876704798]]) forces = [[0. 0. 0.] [0. 0. 0.]] stress = [3.85784607e-13 3.85784607e-13 3.85784607e-13 2.61855207e-29 0.00000000e+00 3.20668290e-61] energy per atom = -2.481097045410701 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Skipping parameter set 0 because of error while adding or validating property: ERROR(@kim_property_modify): input value "CsCl" doesn't meet the format specification. An integer equal to or greater than 1 or integer indices range of "start:stop". No parameter sets in this group successfully added a property instance. Skipping this group.