%Error-UNSUPPORTED: t/t_mod_interface_array3.v:25:20: Unsupported: Multidimensional cells/interfaces.
   25 |    a_if iface [2:0][1:0];
      |                    ^
%Error-UNSUPPORTED: t/t_mod_interface_array3.v:27:18: Unsupported: Multidimensional cells/interfaces.
   27 |    sub i_sub[2:0][1:0] (.s(str));
      |                  ^
%Error: Exiting due to
