Resolving dependencies... Downloading empty-9... Configuring empty-9... Building empty-9... Preprocessing library empty-9... In-place registering empty-9... Running Haddock for empty-9... Running hscolour for empty-9... Preprocessing library empty-9... Preprocessing library empty-9... haddock: No input file(s). Installing library in /srv/hackage/var/build/tmp-install/lib/empty-9/ghc-7.6.3 Registering empty-9... Installed empty-9