use warnings;
use strict;
use diagnostics;
use HTML::FormatText;
use HTML::TreeBuilder 5 - weak;
use constant HAS_LEAKTRACE => eval{ require Test::LeakTrace };
use Test::More HAS_LEAKTRACE ? (tests => 1) : (skip_all => 'require Test::LeakTrace');
use Test::LeakTrace;
leaks_cmp_ok{
open INPUT, "< D:/websiteadresses.txt" or die "Problem: $!";
#The file contains 28000 addresses of websites (each one on a new line)
my @INPUT=<INPUT>;
close INPUT;
while (@INPUT) {
 my $input=shift(@INPUT); 
  chomp $input;
 print $input;
 my $content=HTML::FormatText->format_file($input, leftmargin => 0, rightmargin => 50);
 # This is followed by regular expressions, the results of which are saved in a new file; all of this is disabled now.
 }
} '<', 1;