  0 TAO,  Function value: 1.95262,  Residual: 0.794468
  0 TAO,  Function value: 0.956287,  Residual: 0.206556
  1 TAO,  Function value: 0.882116,  Residual: 0.12537
  2 TAO,  Function value: 0.855085,  Residual: 0.0220737
  3 TAO,  Function value: 0.852475,  Residual: 0.0287703
  4 TAO,  Function value: 0.850011,  Residual: 0.00385325
  5 TAO,  Function value: 0.849937,  Residual: 0.000146559
  6 TAO,  Function value: 0.849937,  Residual: 3.75591e-07
  7 TAO,  Function value: 0.849937,  Residual: 1.60304e-12
Tao Object: 1 MPI process
  type: bntr
    Tao Object: (tao_bnk_cg_) 1 MPI process
      type: bncg
        CG Type: ssml_bfgs
        Skipped Stepdirection Updates: 0
        Scaled gradient steps: 0
        Pure gradient steps: 0
        Not a descent direction: 0
        Line search fails: 0
        Matrix has not been preallocated yet
      TaoLineSearch Object: (tao_bnk_cg_) 1 MPI process
        type: more-thuente
        maximum function evaluations=30
        tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
        total number of function evaluations=0
        total number of gradient evaluations=0
        total number of function/gradient evaluations=0
        Termination reason: CONTINUE_ITERATING
      Active Set subset type: subvec
      convergence tolerances: gatol=1e-08,       grtol=1e-08,   steptol=0.,       gttol=0.
      Residual in Function/Gradient:=0.
      Objective value=0.
      total number of iterations=0,                              (max: 2000)
      Solver never run
    CG steps: 0
    Newton steps: 7
    Scaled gradient steps: 0
    Gradient steps: 0
    KSP termination reasons:
      atol: 0
      rtol: 3
      ctol: 4
      negc: 0
      dtol: 0
      iter: 0
      othr: 0
  TaoLineSearch Object: 1 MPI process
    type: more-thuente
    maximum function evaluations=30
    tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
    total number of function evaluations=0
    total number of gradient evaluations=0
    total number of function/gradient evaluations=0
    using variable bounds
    Termination reason: CONTINUE_ITERATING
  KSP Object: (tao_bnk_) 1 MPI process
    type: stcg
    maximum iterations=10000, initial guess is zero
    tolerances: relative=1e-05, absolute=1e-50, divergence=10000.
    left preconditioning
    using UNPRECONDITIONED norm type for convergence test
  PC Object: (tao_bnk_) 1 MPI process
    type: none
    linear system matrix, which is also used to construct the preconditioner:
    Mat Object: 1 MPI process
      type: submatrix
      rows=10, cols=10
  total KSP iterations: 45
  Active Set subset type: subvec
  convergence tolerances: gatol=1e-08,   grtol=1e-08,    steptol=0.,   gttol=0.
  Residual in Function/Gradient:=1.60304e-12
  Objective value=0.849937
  total number of iterations=7,                          (max: 50)
  total number of function/gradient evaluations=21,      (max: unlimited)
  total number of Hessian evaluations=8
  Solution converged:    ||g(X)|| <= gatol
Vec Object: 1 MPI process
  type: seq
2.
2.88134
2.
2.79477
2.
2.68143
2.
2.52676
2.
2.30725
2.
1.99477
2.
1.59983
2.
1.22992
2.
0.984687
2.
0.860197
