cpan HTML::TreeBuilder
...
Checksum for /shared/sudlab1/General/apps/perl-5_18_1/cpan/sources/authors/id/C/CJ/CJM/HTML-Tree-5.03.tar.gz ok
---- Unsatisfied dependencies detected during ----
----         CJM/HTML-Tree-5.03.tar.gz        ----
    Module::Build [build_requires]
Running make test