Resolving dependencies... Downloading list-fusion-probe-0.1.0.4... Configuring list-fusion-probe-0.1.0.4... Building list-fusion-probe-0.1.0.4... Preprocessing library list-fusion-probe-0.1.0.4... [1 of 1] Compiling Data.List.Fusion.Probe ( Data/List/Fusion/Probe.hs, dist/build/Data/List/Fusion/Probe.o ) In-place registering list-fusion-probe-0.1.0.4... Running Haddock for list-fusion-probe-0.1.0.4... cabal: Haddock's internal GHC version must match the configured GHC version. The GHC version is 7.10.2 but haddock is using GHC version 7.8.3 Creating package registration file: /tmp/pkgConf-list-fusion-probe-0.1.0278722862233665123.4 Installing library in /home/builder/hackage-server/build-cache/tmp-install/lib/x86_64-linux-ghc-7.10.2/list-fusion-probe-0.1.0.4-2bIPR01N4pGIC8ci9fbiUR Registering list-fusion-probe-0.1.0.4... Installed list-fusion-probe-0.1.0.4