Enter the name of the KIM Model you wish to perform calculations for: Enter the name of the species you wish to simulate: Enter the lattice type of the crystal ('bcc', 'diamond', 'fcc', 'hcp', or 'sc'): Enter the lattice constant 'a' in meters: If the lattice type is hcp, enter the lattice constant 'c' in meters (if you are not using hcp as the lattice, simply put any value here, as it will be ignored): Parameters Input: F sc Sim_LAMMPS_EIM_Zhou_2010_BrClCsFIKLiNaRb__SM_259779394709_000 [3.293369919061661] CELL_SIZE_MIN: 6 CELL_SIZE_MAX: 8 Smallest System Size: 216 Largest System Size: 512 [Calculation] Supercell Size: 6 Unrelaxed Cell: [[19.76021951 0. 0. ] [ 0. 19.76021951 0. ] [ 0. 0. 19.76021951]] Unrelaxed Cell Vector: [19.760219514369968, 0.0, 19.760219514369968, 0.0, 0.0, 19.760219514369968] Unrelaxed Cell Energy: -139.7347565872647 Energy of Unrelaxed Cell With Vacancy: -139.7347565872647 ========== Loop: 0 Position Relaxation... Step Time Energy fmax *Force-consistent energies used in optimization. FIRE: 0 16:36:24 -138.440916* 0.3699 FIRE: 1 16:36:24 -138.450745* 0.3662 FIRE: 2 16:36:24 -138.469972* 0.3590 FIRE: 3 16:36:24 -138.497770* 0.3484 FIRE: 4 16:36:24 -138.532974* 0.3344 FIRE: 5 16:36:25 -138.574170* 0.3174 FIRE: 6 16:36:25 -138.619795* 0.2975 FIRE: 7 16:36:25 -138.668255* 0.2752 FIRE: 8 16:36:25 -138.723316* 0.2482 FIRE: 9 16:36:25 -138.783806* 0.2163 FIRE: 10 16:36:25 -138.847903* 0.1797 FIRE: 11 16:36:25 -138.913343* 0.1405 FIRE: 12 16:36:25 -138.978361* 0.1449 FIRE: 13 16:36:25 -139.041954* 0.1418 FIRE: 14 16:36:25 -139.099944* 0.1312 FIRE: 15 16:36:25 -139.149661* 0.1150 FIRE: 16 16:36:25 -139.191348* 0.0949 FIRE: 17 16:36:25 -139.222570* 0.0717 FIRE: 18 16:36:26 -139.242998* 0.0459 FIRE: 19 16:36:26 -139.252801* 0.0304 FIRE: 20 16:36:26 -139.253315* 0.0363 FIRE: 21 16:36:26 -139.254283* 0.0349 FIRE: 22 16:36:26 -139.256045* 0.0320 FIRE: 23 16:36:26 -139.258292* 0.0279 FIRE: 24 16:36:26 -139.260646* 0.0227 FIRE: 25 16:36:26 -139.262736* 0.0167 FIRE: 26 16:36:26 -139.264281* 0.0102 FIRE: 27 16:36:26 -139.265161* 0.0082 FIRE: 28 16:36:26 -139.265445* 0.0073 FIRE: 29 16:36:26 -139.265468* 0.0072 FIRE: 30 16:36:26 -139.265512* 0.0070 FIRE: 31 16:36:26 -139.265574* 0.0068 FIRE: 32 16:36:27 -139.265650* 0.0065 FIRE: 33 16:36:27 -139.265734* 0.0062 FIRE: 34 16:36:27 -139.265821* 0.0057 FIRE: 35 16:36:27 -139.265905* 0.0052 FIRE: 36 16:36:27 -139.265989* 0.0046 FIRE: 37 16:36:27 -139.266063* 0.0039 FIRE: 38 16:36:27 -139.266118* 0.0029 FIRE: 39 16:36:27 -139.266146* 0.0018 FIRE: 40 16:36:27 -139.266147* 0.0020 FIRE: 41 16:36:27 -139.266148* 0.0020 FIRE: 42 16:36:27 -139.266151* 0.0019 FIRE: 43 16:36:27 -139.266155* 0.0019 FIRE: 44 16:36:27 -139.266159* 0.0018 FIRE: 45 16:36:28 -139.266165* 0.0017 FIRE: 46 16:36:28 -139.266170* 0.0017 FIRE: 47 16:36:28 -139.266176* 0.0017 FIRE: 48 16:36:28 -139.266183* 0.0016 FIRE: 49 16:36:28 -139.266190* 0.0016 FIRE: 50 16:36:28 -139.266196* 0.0015 WARNING: Max number of steps exceeded. Structure may be unstable. Relaxation Completed. Steps: 50 Cell Size Relaxation... Current VFE: -15.294140045899212 Energy of Supercell: -139.7347565872647 Unrelaxed Cell Volume: 7715.699312018695 Current Relaxed Cell Volume: 7160.626852325368 Current Relaxation Volume: 555.0724596933269 Current Cell: [[19.90338221 0. 0. ] [ 9.86285998 18.72618129 0. ] [-2.60688815 -0.5400057 19.21210433]] System Collapsed. System Energy significantly changed.