Apply df_cnp__df_lm__df_t0__df_t1__df_haus__df_reg__df_nrm__df_cnrm__df_pnrm__df_cmp__df_conn__df_1stc__df_2ndc__df_lly__df_nlly__df_ref__df_ptfin__df_locfin with
wceq cconn (crab (λ x0 . wceq (cin (cv x0) (cfv (cv x0) ccld)) (cpr c0 (cuni (cv x0)))) (λ x0 . ctop)).