    iter =   0, Function value: 1,  Residual: 2
    iter =   1, Function value: 0.773447,  Residual: 6.07756
    iter =   2, Function value: 0.722796,  Residual: 10.3789
    iter =   3, Function value: 0.523703,  Residual: 2.09909
    iter =   4, Function value: 0.510953,  Residual: 1.34212
    iter =   5, Function value: 0.000545219,  Residual: 0.386411
    iter =   6, Function value: 0.000472329,  Residual: 0.0219345
    iter =   7, Function value: 0.000471362,  Residual: 0.0387358
    iter =   8, Function value: 2.82969e-05,  Residual: 0.139079
    iter =   9, Function value: 1.86055e-05,  Residual: 0.0038741
    Tao Object: 1 MPI processes
      type: cg
          CG Type: prp
          Gradient steps: 0
          Reset steps: 0
      TaoLineSearch Object:   1 MPI processes
        type: more-thuente
      convergence tolerances: gatol=1e-08,   steptol=0,   gttol=0
      Residual in Function/Gradient:=0.0038741
      Objective value=1.86055e-05
      total number of iterations=9,                          (max: 2000)
      total number of function/gradient evaluations=128,      (max: 4000)
      Solution converged:   estimated f(x)-f(X*) <= fatol