material_opt_micro: reading mesh [line2, tri3, quad4, tetra4, hexa8] (/anaconda3/lib/python3.6/site-packages/sfepy/meshes/3d/matrix_fiber_rand.vtk)...
material_opt_micro: ...done in 0.02 s
material_opt_micro: warning: bad element orientation, trying to correct...
material_opt_micro: ...corrected
material_opt_micro: creating regions...
material_opt_micro:     Y
material_opt_micro:     Ym
material_opt_micro:     Near
material_opt_micro:     Far
material_opt_micro:     Bottom
material_opt_micro:     Top
material_opt_micro:     Left
material_opt_micro:     Right
material_opt_micro:     Corners
material_opt_micro:     Yf
material_opt_micro: ...done in 0.03 s
material_opt_micro: using solvers:
                ts: no ts
               nls: newton
                ls: ls
he: computing Volume_total...
he: computing dependency pis...
he: ...done
he: computing dependency corrs_rs...
he:   equation "balance_of_forces":
he:   dw_lin_elastic.5.Y(mat.D, v, u)
                = - dw_lin_elastic.5.Y(mat.D, v, Pi)
he:   equation "tmp":
he:   d_volume.5.Y( u )
he:   updating materials...
he:   ...done in 0.00 s
he: ...done
he:   updating variables...
he:   ...done
he: computing vol...
he:   equation "tmp":
he:   d_volume.5.Ym(u)
he:   updating materials...
he:   ...done in 0.00 s
he:   equation "tmp":
he:   d_volume.5.Yf(u)
he:   updating materials...
he:   ...done in 0.00 s
he: ...done
he:   setting up dof connectivities...
he:   ...done in 0.00 s
he:   matrix shape: (1806, 1806)
he:   assembling matrix graph...
he:   ...done in 0.01 s
he:   matrix structural nonzeros: 48690 (1.49e-02% fill)
he:   updating materials...
he:       mat
he:   ...done in 0.01 s
he:   using solvers:
                ts: no ts
               nls: newton
                ls: ls
he:   updating variables...
he:   ...done
he:   updating variables...
he:   ...done
