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This is Test                : ElasticConstantsFirstStrainGradientNumerical_fcc_Cu__TE_948689877911_000
Results for KIM Model       : EAM_Johnson_NearestNeighbor_Cu__MO_887933271505_001
Crystal strucutre           : fcc
Species                     : Cu
 Relaxing the crystal to its equilibrium lattice constant
 --------------------------------------------------------
     Lattice spacing                energy
             5.25000               0.00000
             4.37500              -2.51277
             2.62500               3.27572
             3.93750              -3.26836
             3.06250              -2.07269
             3.71875              -3.50554
             3.93750              -3.26836
             3.60938              -3.53990
             3.50000              -3.48851
             3.66406              -3.53184
             3.55469              -3.52661
             3.63672              -3.53834
             3.58203              -3.53613
             3.62305              -3.53976
             3.59570              -3.53871
             3.61621              -3.53999
             3.62305              -3.53976
             3.61279              -3.53999
             3.61963              -3.53992
             3.61450              -3.54000
             3.61279              -3.53999
             3.61536              -3.54000
             3.61365              -3.54000
             3.61493              -3.54000
             3.61536              -3.54000
             3.61472              -3.54000
             3.61450              -3.54000
             3.61482              -3.54000
             3.61461              -3.54000
             3.61477              -3.54000
             3.61466              -3.54000
             3.61474              -3.54000
             3.61477              -3.54000
             3.61473              -3.54000
             3.61472              -3.54000
             3.61474              -3.54000
             3.61472              -3.54000
             3.61473              -3.54000
             3.61473              -3.54000
             3.61473              -3.54000
             3.61473              -3.54000
             3.61473              -3.54000
             3.61473              -3.54000
             3.61473              -3.54000
             3.61473              -3.54000
             3.61473              -3.54000
Equilibrium lattice spacing :    3.6147297621