dev-lisp/cl+ssl is not a package name. It should be dev-lisp/cl-plus-ssl. Reproducible: Always
Where is this ebuild found, in an overlay? I only see an older version (which doesn't have this problem) in the main tree.
Fixed. It's interesting though that paludis signaled no error.
RESOLVED, WONTFIX. Package removed from the main tree. For more information, please see bug #337963 .