pryrt@debianvm:~$ perl -Mlist::utils -le 'print "OK"'
Can't locate list/utils.pm in @INC (you may need to install the list::utils module) (@INC contains: ./blib/lib /home/pryrt/perl5/perlbrew/perls/perl-5.20.3/lib/site_perl/5.20.3/i686-linux /home/pryrt/perl5/perlbrew/perls/perl-5.20.3/lib/site_perl/5.20.3 /home/pryrt/perl5/perlbrew/perls/perl-5.20.3/lib/5.20.3/i686-linux /home/pryrt/perl5/perlbrew/perls/perl-5.20.3/lib/5.20.3 .).
BEGIN failed--compilation aborted.
pryrt@debianvm:~$ perl -MList::Util -le 'print "OK"'
OK
pryrt@debianvm:~$ corelist List::Util

Data for 2015-09-12
List::Util was first released with perl v5.7.3