|buildtool not executable||
The build tool (Build.PL/Makefile.PL) is executable. This is bad because you should specify which perl you want to use while installing.
Change the permissions of Build.PL/Makefile.PL to not-executable.
|prereq matches use||
This distribution uses a module or a dist that's not listed as a prerequisite.
List all used modules in META.yml requires
This distribution is not required by another distribution by another author.
Convince / force / bribe another CPAN author to use this distribution.
|build prereq matches use||
This distribution uses a module or a dist in it's test suite that's not listed as a build prerequisite.
List all modules used in the test suite in META.yml build_requires