$ perl -v

This is perl 5, version 18, subversion 1 (v5.18.1) built for x86_64-linux-gnu-thread-multi
(with 43 registered patches, see perl -V for more detail)

Copyright 1987-2013, Larry Wall

Perl may be copied only under the terms of either the Artistic License or the
GNU General Public License, which may be found in the Perl 5 source kit.

Complete documentation for Perl, including FAQ lists, should be found on
this system using "man perl" or "perldoc perl".  If you have access to the
Internet, point your browser at http://www.perl.org/, the Perl Home Page.

$ sudo cpan Tree::Suffix
CPAN: Storable loaded ok (v2.41)
Reading '/root/.cpan/Metadata'
  Database was generated on Sat, 14 Dec 2013 18:17:03 GMT
Running install for module 'Tree::Suffix'
Running make for G/GR/GRAY/Tree-Suffix-0.21.tar.gz
CPAN: Digest::SHA loaded ok (v5.84_01)
CPAN: Compress::Zlib loaded ok (v2.06)
Checksum for /root/.cpan/sources/authors/id/G/GR/GRAY/Tree-Suffix-0.21.tar.gz ok
CPAN: Archive::Tar loaded ok (v1.90)
Tree-Suffix-0.21/
Tree-Suffix-0.21/.perlcriticrc
Tree-Suffix-0.21/Changes
Tree-Suffix-0.21/inc/
Tree-Suffix-0.21/inc/Devel/
Tree-Suffix-0.21/inc/Devel/CheckLib.pm
Tree-Suffix-0.21/lib/
Tree-Suffix-0.21/lib/Tree/
Tree-Suffix-0.21/lib/Tree/Suffix.pm
Tree-Suffix-0.21/Makefile.PL
Tree-Suffix-0.21/MANIFEST
Tree-Suffix-0.21/META.yml
Tree-Suffix-0.21/ppport.h
Tree-Suffix-0.21/README
Tree-Suffix-0.21/Suffix.xs
Tree-Suffix-0.21/t/
Tree-Suffix-0.21/t/00_load.t
Tree-Suffix-0.21/t/01_new.t
Tree-Suffix-0.21/t/02_insert.t
Tree-Suffix-0.21/t/03_lcs.t
Tree-Suffix-0.21/t/04_lrs.t
Tree-Suffix-0.21/t/05_clear.t
Tree-Suffix-0.21/t/06_remove.t
Tree-Suffix-0.21/t/07_memleak.t
Tree-Suffix-0.21/t/08_find.t
Tree-Suffix-0.21/t/09_duplicates.t
Tree-Suffix-0.21/t/10_string.t
Tree-Suffix-0.21/t/11_memleak.t
Tree-Suffix-0.21/t/12_index_vs_id.t
Tree-Suffix-0.21/typemap
Tree-Suffix-0.21/xt/
Tree-Suffix-0.21/xt/kwalitee.t
Tree-Suffix-0.21/xt/perlcritic.t
Tree-Suffix-0.21/xt/pod.t
Tree-Suffix-0.21/xt/pod_coverage.t
CPAN: File::Temp loaded ok (v0.23)
CPAN: Parse::CPAN::Meta loaded ok (v1.4409)
CPAN: CPAN::Meta loaded ok (v2.132830)
CPAN: Module::CoreList loaded ok (v2.96)

  CPAN.pm: Building G/GR/GRAY/Tree-Suffix-0.21.tar.gz

syntax error at inc/Devel/CheckLib.pm line 164, near "$mm_attr_key qw(LIBS INC)"
syntax error at inc/Devel/CheckLib.pm line 171, near "}"
Global symbol "%args" requires explicit package name at inc/Devel/CheckLib.pm line 175.
syntax error at inc/Devel/CheckLib.pm line 179, near "}"
syntax error at inc/Devel/CheckLib.pm line 185, near "}"
Global symbol "@headers" requires explicit package name at inc/Devel/CheckLib.pm line 192.
Global symbol "@libs" requires explicit package name at inc/Devel/CheckLib.pm line 223.
Global symbol "@libpaths" requires explicit package name at inc/Devel/CheckLib.pm line 230.
Global symbol "@libpaths" requires explicit package name at inc/Devel/CheckLib.pm line 236.
Global symbol "@libpaths" requires explicit package name at inc/Devel/CheckLib.pm line 240.
syntax error at inc/Devel/CheckLib.pm line 252, near "}"
inc/Devel/CheckLib.pm has too many errors.
Compilation failed in require at Makefile.PL line 7.
BEGIN failed--compilation aborted at Makefile.PL line 7.
Warning: No success on command[/usr/bin/perl Makefile.PL INSTALLDIRS=site]
CPAN: YAML loaded ok (v0.84)
  GRAY/Tree-Suffix-0.21.tar.gz
  /usr/bin/perl Makefile.PL INSTALLDIRS=site -- NOT OK
Running make test
  Make had some problems, won't test
Running make install
  Make had some problems, won't install
Could not read metadata file. Falling back to other methods to determine prerequisites