Mesh in 2 dimensions:
  0-cells: 9
  2-cells: 8
Labels:
  marker: 2 strata of sizes (8, 1)
  depth: 2 strata of sizes (9, 8)
GPU layout grid(1,2,1) block(3,1,1) with 1 batches
 N_t: 3, N_cb: 1
Residual:
Vec Object: 1 MPI processes
  type: seq
-0.25
-0.5
0.25
-0.5
-1
0.5
0.25
0.5
0.75
