[0]Nv: 0
Graph Partitioner: 1 MPI Process
  type: chaco
  edge cut: 0
  balance: 0
  use vertex weights: 1
  use edge weights: 0
PetscSection Object: NULL SECTION 1 MPI process
  type not yet set
Process 0:
  (   0) dof 0 offset   0
IS Object: NULL PARTITION 1 MPI process
  type: stride
Number of indices in (stride) set 0
[0]Nv: 4
[0]  3 1 [0-2)
[0]  0 2 [2-4)
[0]  1 3 [4-6)
[0]  2 0 [6-8)
Graph Partitioner: 1 MPI Process
  type: chaco
  edge cut: 0
  balance: 0
  use vertex weights: 1
  use edge weights: 0
PetscSection Object: SEQ SECTION 1 MPI process
  type not yet set
Process 0:
  (   0) dof 4 offset   0
IS Object: SEQ PARTITION 1 MPI process
  type: stride
Number of indices in (stride) set 4
0 0
1 1
2 2
3 3