if ($runner eq 'Verifier' || $runner eq 'Interactive') {
say RED, 'WARNING: Runner::Interactive is experimental', RESET if $runner eq 'Interactive';
- $versource = prompt "[Runner::$runner] Verifier file name", -complete => 'filenames';
+ $versource = read_file prompt "[Runner::$runner] Verifier file name", -complete => 'filenames';
$verformat = prompt "[Runner::$runner] Verifier format", -menu => [qw/C CPP MONO JAVA PASCAL PERL PYTHON/];
}