element(s): ['F', 'K'] 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: ['3.2675'] model name: Sim_LAMMPS_EIM_Zhou_2010_BrClCsFIKLiNaRb__SM_259779394709_001 ==== Building ASE atoms object with: ==== representative atom symbols = ['F', 'K'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 221 cell = [[3.2675, 0, 0], [0, 3.2675, 0], [0, 0, 3.2675]] ========================================= Step Time Energy fmax BFGS: 0 13:02:52 -6.771713 0.900249 BFGS: 1 13:02:52 -6.800628 0.593895 BFGS: 2 13:02:52 -6.820343 0.087595 BFGS: 3 13:02:52 -6.820729 0.006777 BFGS: 4 13:02:52 -6.820732 0.000071 BFGS: 5 13:02:52 -6.820732 0.000000 BFGS: 6 13:02:52 -6.820732 0.000000 Minimization converged after 6 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 3.0235233006498736e-14 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['F', 'K'] basis = [[0. 0. 0. ] [0.5 0.5 0.5]] cellpar = Cell([[3.2106123435489415, 1.1570622159927595e-32, -7.80181441370966e-34], [-3.17243818761609e-33, 3.2106123435489415, 5.704261940333756e-19], [-4.963499052563184e-34, 5.704261940333727e-19, 3.2106123435489415]]) forces = [[0. 0. 0.] [0. 0. 0.]] stress = [ 3.02352330e-14 3.02352330e-14 3.02352330e-14 6.77858655e-31 7.97174611e-34 -2.22993611e-51] energy per atom = -3.4103659258876835 =============================================== 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.