lid velocity = 0.0625, prandtl # = 1., grashof # = 1.
  0 SNES Function norm 0.239155
    0 KSP Residual norm 0.239155
    1 KSP Residual norm 0.00208502
    2 KSP Residual norm 0.000317113
    3 KSP Residual norm 2.87706e-07
  1 SNES Function norm 6.81924e-05
    0 KSP Residual norm 6.81924e-05
    1 KSP Residual norm 5.34772e-07
    2 KSP Residual norm 9.33024e-09
    3 KSP Residual norm 2.698e-11
  2 SNES Function norm 2.898e-11
Number of SNES iterations = 2