%Error: t/t_var_bad_sv.v:7: Unexpected "do": "do" is a SystemVerilog keyword misused as an identifier.
        ... Modify the Verilog-2001 code to avoid SV keywords, or use `begin_keywords or --language.
%Error: t/t_var_bad_sv.v:8: Unexpected "do": "do" is a SystemVerilog keyword misused as an identifier.
%Error: t/t_var_bad_sv.v:8: syntax error, unexpected '(', expecting ')'
%Error: Exiting due to