%Warning-DECLFILENAME: verilator_error.v:1:8: Filename 'verilator_error' does not match MODULE name: 'verilog_verilator_error'
    1 | module verilog_verilator_error;
      |        ^~~~~~~~~~~~~~~~~~~~~~~
                       ... For warning description see https://verilator.org/warn/DECLFILENAME?v=5.032
                       ... Use "/* verilator lint_off DECLFILENAME */" and lint_on around source to disable this message.
%Error: verilator_error.v:4:10: Can't find definition of variable: 'i'
    4 |          i = $fopen("test.log");
      |          ^
