%Error: t/t_pp_line_bad.v:8:1: `line was not properly formed with '`line number "filename" level'
    8 | `line 100
      | ^
%Error: t/t_pp_line_bad.v:8:1: `line was not properly formed with '`line number "filename" level'
%Error: t/t_pp_line_bad.v:9:1: `line was not properly formed with '`line number "filename" level'
    9 | `line 200 somefile
      | ^
%Error: t/t_pp_line_bad.v:9:1: `line was not properly formed with '`line number "filename" level'
%Error: t/t_pp_line_bad.v:10:1: `line was not properly formed with '`line number "filename" level'
   10 | `line 300 "somefile 1
      | ^
%Error: t/t_pp_line_bad.v:10:1: `line was not properly formed with '`line number "filename" level'
%Error: t/t_pp_line_bad.v:11:1: `line was not properly formed with '`line number "filename" level'
   11 | `line 400 "some file"
      | ^
%Error: t/t_pp_line_bad.v:11:1: `line was not properly formed with '`line number "filename" level'
%Error: t/t_pp_line_bad.v:12:1: `line was not properly formed with '`line number "filename" level'
   12 | `line 500 "somefile" 3
      | ^
%Error: t/t_pp_line_bad.v:12:1: `line was not properly formed with '`line number "filename" level'
%Error: t/t_pp_line_bad.v:13:1: `line was not properly formed with '`line number "filename" level'
   13 | `line 600 "some file" 3
      | ^
%Error: t/t_pp_line_bad.v:13:1: `line was not properly formed with '`line number "filename" level'
%Error: t/t_pp_line_bad.v:7:1: Define or directive not defined: '`line'
    7 | `line
      | ^~~~~
%Error: t/t_pp_line_bad.v:14:1: `line was not properly formed with '`line number "filename" level'
%Error: Exiting due to