/usr/lib/ is in libnet-cups-perl 0.61-3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/perl5/
/usr/lib/x86_64-linux-gnu/perl5/5.22/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Net/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Net/CUPS/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Net/CUPS/IPP/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Net/CUPS/IPP/autosplit.ix
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Net/CUPS/autosplit.ix
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Net/CUPS/Destination/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Net/CUPS/Destination/autosplit.ix
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Net/CUPS/PPD/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Net/CUPS/PPD/autosplit.ix
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Net/CUPS/CUPS.so
/usr/lib/x86_64-linux-gnu/perl5/5.22/Net/
/usr/lib/x86_64-linux-gnu/perl5/5.22/Net/CUPS/
/usr/lib/x86_64-linux-gnu/perl5/5.22/Net/CUPS/Destination.pm
/usr/lib/x86_64-linux-gnu/perl5/5.22/Net/CUPS/PPD.pm
/usr/lib/x86_64-linux-gnu/perl5/5.22/Net/CUPS/IPP.pm
/usr/lib/x86_64-linux-gnu/perl5/5.22/Net/CUPS.pm