DM Object: Mesh 1 MPI processes
  type: plex
Mesh in 2 dimensions:
  0-cells: 16
  1-cells: 24
  2-cells: 9
Labels:
  markerLeft: 1 strata of sizes (7)
  markerTop: 1 strata of sizes (7)
  markerRight: 1 strata of sizes (7)
  markerBottom: 1 strata of sizes (7)
  depth: 3 strata of sizes (16, 24, 9)
  Face Sets: 4 strata of sizes (3, 3, 3, 3)
  marker: 4 strata of sizes (7, 7, 7, 7)
Integral of pressure: 0.
Nonlinear solve did not converge due to DIVERGED_FNORM_NAN iterations 0
SNES Object: 1 MPI processes
  type: newtonls
  maximum iterations=50, maximum function evaluations=10000
  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
  total number of linear solver iterations=0
  total number of function evaluations=1
  norm schedule ALWAYS
  SNESLineSearch Object: 1 MPI processes
    type: bt
      interpolation: cubic
      alpha=1.000000e-04
    maxstep=1.000000e+08, minlambda=1.000000e-12
    tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
    maximum iterations=40
  KSP Object: 1 MPI processes
    type: gmres
      GMRES: restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
      GMRES: happy breakdown tolerance 1e-30
    maximum iterations=10000, initial guess is zero
    tolerances:  relative=1e-12, absolute=1e-12, divergence=10000.
    left preconditioning
    using DEFAULT norm type for convergence test
  PC Object: 1 MPI processes
    type: fieldsplit
    PC has not been set up so information may be incomplete
      FieldSplit with Schur preconditioner, factorization FULL
      using Amat (not Pmat) as operator for blocks
      Preconditioner for the Schur complement formed from the exact Schur complement
      Split info:
      KSP solver for A00 block
          not yet available
      KSP solver for S = A11 - A10 inv(A00) A01 
          not yet available
Number of SNES iterations = 0
L_2 Error: 0.0972 [0.00597, 0.097]
Integral of pressure: 0.