atol=1e-50, rtol=1e-08, stol=1e-08, maxit=50, maxf=10000
  0 SNES Function norm 5.41468
    0 KSP Residual norm 9.559082033938e-01
    1 KSP Residual norm 1.251501673793e-16
  1 SNES Function norm 0.295258
    0 KSP Residual norm 2.672054734966e-02
    1 KSP Residual norm 0.000000000000e+00
  2 SNES Function norm 0.000450229
    0 KSP Residual norm 4.722080069953e-05
    1 KSP Residual norm 7.863843026677e-21
  3 SNES Function norm 1.38967e-09
number of SNES iterations = 3

Norm of error 1.49752e-10, Iterations 3