CONFIGURATION FILE {'root': 'C:\\Program Files\\Lumerical\\2020a\\api\\python', 'lumapi': 'C:\\Program Files\\Lumerical\\2020a\\api\\python'} Accurate interface detection enabled Running scipy optimizer bounds = [[-3. 3. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ] [ 0.1 1. ]] start = [-2.5 0.02865494 0.54444382 0.03859849 0.53584401 0.04861227 0.52718348 0.05869709 0.51846149 0.06885381 0.50967733 0.07908327 0.50083025 0.08938636 0.49191949 0.09976396 0.4829443 0.11021696 0.47390389 0.1207463 0.46479746 0.1313529 0.45562421 0.1420377 0.44638332 0.15280169 0.43707395 0.16364583 0.42769526 0.17457113 0.41824638 0.1855786 0.40872643 0.19666929 0.39913451 0.20784423 0.38946972 0.21910451 0.37973113 0.23045122 0.36991779 0.24188546 0.36002874 0.25340837 0.35006301 0.26502109 0.3400196 0.27672481 0.32989749 0.28852071] RUNNING THE L-BFGS-B CODE * * * Machine precision = 2.220D-16 N = 50 M = 10 The initial X is infeasible. Restart with its projection. At X0 8 variables are exactly at the bounds Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.51462046] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Saved frame At iterate 0 f= -5.14620D-01 |proj g|= 4.35844D-01 Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.00026624] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [3.88458657e-05] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.06567899] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.51681345] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 1 f= -5.16813D-01 |proj g|= 8.79419D-01 Saved frame Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.52672376] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.49582399] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5270584] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 2 f= -5.27058D-01 |proj g|= 6.46964D-01 Saved frame Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.46459296] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.511581] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.52672528] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.52702667] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.52705559] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.52706313] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 3 f= -5.27063D-01 |proj g|= 4.23421D-01 Saved frame Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.52752828] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 4 f= -5.27528D-01 |proj g|= 4.23368D-01 Saved frame Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.52892476] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 5 f= -5.28925D-01 |proj g|= 9.73278D-01 Saved frame Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53006758] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53403916] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53120659] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53349901] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53391378] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53403916] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 6 f= -5.34039D-01 |proj g|= 8.89034D-01 Saved frame Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53308488] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53381227] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53394378] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53397335] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53398951] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53403861] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53399666] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53404073] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 7 f= -5.34041D-01 |proj g|= 8.66754D-01 Saved frame Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.4231558] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.52256023] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53438888] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5342293] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.534266] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53434803] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 8 f= -5.34348D-01 |proj g|= 4.21606D-01 Saved frame Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53454371] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53484941] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5346137] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53497039] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53497039] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 9 f= -5.34970D-01 |proj g|= 4.99721D-01 Saved frame ys=-6.868E-03 -gs= 4.944E-04 BFGS update SKIPPED Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53257938] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5346061] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53513246] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53471398] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53480347] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53482625] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5348308] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53513246] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 10 f= -5.35132D-01 |proj g|= 4.99699D-01 Saved frame Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.48838364] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53000395] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53434913] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53470849] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53479727] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53485408] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53483048] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53483821] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53483355] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5349102] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53513246] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53513246] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53484914] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53513246] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53513246] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53483354] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53513246] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53513246] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5348443] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53513246] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Bad direction in the line search; refresh the lbfgs memory and restart the iteration. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.03845443] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.04339295] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.00614033] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.32159485] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.52949144] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54053918] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 11 f= -5.40539D-01 |proj g|= 5.50209D+00 Saved frame Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53866831] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54018406] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54044504] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5404492] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54034805] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54059424] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 12 f= -5.40594D-01 |proj g|= 4.97915D-01 Saved frame Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54059721] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 13 f= -5.40597D-01 |proj g|= 4.97914D-01 Saved frame ys=-4.521E-06 -gs= 4.225E-05 BFGS update SKIPPED Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54052351] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54053962] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54052092] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54051374] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54059721] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54059721] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54052342] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54059721] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54059721] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54052289] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54059721] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54059721] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54052342] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54059721] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54059721] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54052094] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54059721] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54059721] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54052342] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54059721] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Bad direction in the line search; refresh the lbfgs memory and restart the iteration. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.01200101] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.03636435] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.02450898] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.35579721] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53797913] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54064706] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54062225] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 14 f= -5.40622D-01 |proj g|= 9.00000D-01 Saved frame Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54059572] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54066014] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 15 f= -5.40660D-01 |proj g|= 8.88639D-01 Saved frame Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54072818] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 16 f= -5.40728D-01 |proj g|= 8.44604D-01 Saved frame ys=-2.206E-04 -gs= 2.097E-03 BFGS update SKIPPED Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54063719] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54063394] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54065915] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54079273] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54063243] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54063457] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54079273] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 17 f= -5.40793D-01 |proj g|= 8.33785D-01 Saved frame ys=-4.281E-05 -gs= 1.062E-04 BFGS update SKIPPED Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54064594] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5407404] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54063296] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54063267] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54062624] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5408134] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. At iterate 18 f= -5.40813D-01 |proj g|= 4.97620D-01 Saved frame Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.540727] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54063376] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54072619] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5407111] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54047573] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54063295] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5408134] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5408134] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54072601] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5408134] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5408134] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54063456] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5408134] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5408134] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54063456] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5408134] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5408134] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54063456] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5408134] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5408134] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Bad direction in the line search; refresh the lbfgs memory and restart the iteration. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.20303744] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.00368793] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.09239057] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.17772142] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.50648325] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.53295809] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5401839] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54061619] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54062362] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54062954] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.540721] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54063136] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54079262] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5406262] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54062798] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54062207] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5408134] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5408134] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.54063258] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. Making forward solve Making adjoint solve Running solves Processing forward solve FOM = [0.5408134] Processing adjoint solve Calculating gradients Getting d eps: dx = 1e-05 .................................................. * * * Tit = total number of iterations Tnf = total number of function evaluations Tnint = total number of segments explored during Cauchy searches Skip = number of BFGS updates skipped Nact = number of active bounds at final generalized Cauchy point Projg = norm of the final projected gradient F = final function value * * * N Tit Tnf Tnint Skip Nact Projg F 50 19 165 140 4 31 4.976D-01 -5.408D-01 F = -0.54081339768791659 ABNORMAL_TERMINATION_IN_LNSRCH Line search cannot locate an adequate point after 20 function and gradient evaluations. Previous x, f and g restored. Possible causes: 1 error in function or gradient evaluation; 2 rounding error dominate computation. Cauchy time 0.000E+00 seconds. Subspace minimization time 0.000E+00 seconds. Line search time 0.000E+00 seconds. Total User time 0.000E+00 seconds. Number of FOM evaluations: 18 FINAL FOM = [0.5408134] FINAL PARAMETERS = [-2.50238004 0.1 0.54290069 0.10003287 0.53242028 0.10001971 0.51944745 0.10001672 0.50822175 0.10001928 0.49990949 0.10002473 0.49301731 0.10006615 0.48622594 0.10009954 0.47907636 0.11139166 0.47137994 0.12269345 0.46294249 0.1334982 0.45470899 0.14449701 0.4458626 0.15539506 0.4368999 0.16621483 0.42743089 0.17695148 0.41805312 0.18766201 0.40901771 0.19873719 0.39937705 0.20626749 0.38981056 0.22026576 0.37978056 0.23111032 0.36931009 0.24166919 0.35922209 0.25292984 0.34902745 0.26437188 0.33891895 0.27587768 0.32764743 0.28633699] >>>