topology 1/1
integrating 1+1+1 distinct blocks
solve
solving 40 dof system to machine precision using direct solver
refinement iteration 1
residual decreased to 1e-17
refinement iteration 2
residual decreased to 7e-18
refinement iteration 3
residual decreased to 7e-18
refinement iteration 4
residual increased to 1e-17 (discarding)
solver returned with residual 7e-18