1 0 TAO, Function value: 1.95262, Residual: 0.794468 2 0 TAO, Function value: 0.956287, Residual: 0.206556 3 1 TAO, Function value: 0.882116, Residual: 0.12537 4 2 TAO, Function value: 0.855085, Residual: 0.0220737 5 3 TAO, Function value: 0.852475, Residual: 0.0287703 6 4 TAO, Function value: 0.850011, Residual: 0.00385325 7 5 TAO, Function value: 0.849937, Residual: 0.000146559 8 6 TAO, Function value: 0.849937, Residual: 3.75599e-07 9 7 TAO, Function value: 0.849937, Residual: 1.60656e-12 10Tao Object: 1 MPI process 11 type: bntr 12 CG steps: 0 13 Newton steps: 7 14 Scaled gradient steps: 0 15 Gradient steps: 0 16 KSP termination reasons: 17 atol: 0 18 rtol: 3 19 ctol: 4 20 negc: 0 21 dtol: 0 22 iter: 0 23 othr: 0 24 TaoLineSearch Object: 1 MPI process 25 type: more-thuente 26 maximum function evaluations=30 27 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9 28 total number of function evaluations=0 29 total number of gradient evaluations=0 30 total number of function/gradient evaluations=0 31 using variable bounds 32 Termination reason: 0 33 KSP Object: (tao_bnk_) 1 MPI process 34 type: stcg 35 maximum iterations=10000, initial guess is zero 36 tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 37 left preconditioning 38 using UNPRECONDITIONED norm type for convergence test 39 PC Object: (tao_bnk_) 1 MPI process 40 type: none 41 linear system matrix = precond matrix: 42 Mat Object: 1 MPI process 43 type: submatrix 44 rows=10, cols=10 45 total KSP iterations: 45 46 Active Set subset type: subvec 47 convergence tolerances: gatol=1e-08, steptol=0., gttol=0. 48 Residual in Function/Gradient:=1.60656e-12 49 Objective value=0.849937 50 total number of iterations=7, (max: 50) 51 total number of function/gradient evaluations=21, (max: -1) 52 total number of Hessian evaluations=8 53 Solution converged: ||g(X)|| <= gatol 54Vec Object: 1 MPI process 55 type: seq 562. 572.88134 582. 592.79477 602. 612.68143 622. 632.52676 642. 652.30725 662. 671.99477 682. 691.59983 702. 711.22992 722. 730.984687 742. 750.860197 76