%Error-UNSUPPORTED: t/t_force_subvar.v:26:10: Unsupported: Verilog 1995 force
   26 |          force sub.subvar = 32'hffff;
      |          ^~~~~
                    ... For error description see https://verilator.org/warn/UNSUPPORTED?v=latest
%Error-UNSUPPORTED: t/t_force_subvar.v:36:10: Unsupported: Verilog 1995 release
   36 |          release sub.subvar;
      |          ^~~~~~~
%Error: Exiting due to