Resolving dependencies... Configuring tar-0.4.1.0... Building tar-0.4.1.0... Preprocessing library tar-0.4.1.0... [1 of 8] Compiling Codec.Archive.Tar.Types ( Codec/Archive/Tar/Types.hs, dist/build/Codec/Archive/Tar/Types.o ) [2 of 8] Compiling Codec.Archive.Tar.Read ( Codec/Archive/Tar/Read.hs, dist/build/Codec/Archive/Tar/Read.o ) [3 of 8] Compiling Codec.Archive.Tar.Write ( Codec/Archive/Tar/Write.hs, dist/build/Codec/Archive/Tar/Write.o ) [4 of 8] Compiling Codec.Archive.Tar.Pack ( Codec/Archive/Tar/Pack.hs, dist/build/Codec/Archive/Tar/Pack.o ) [5 of 8] Compiling Codec.Archive.Tar.Check ( Codec/Archive/Tar/Check.hs, dist/build/Codec/Archive/Tar/Check.o ) [6 of 8] Compiling Codec.Archive.Tar.Unpack ( Codec/Archive/Tar/Unpack.hs, dist/build/Codec/Archive/Tar/Unpack.o ) [7 of 8] Compiling Codec.Archive.Tar.Entry ( Codec/Archive/Tar/Entry.hs, dist/build/Codec/Archive/Tar/Entry.o ) [8 of 8] Compiling Codec.Archive.Tar ( Codec/Archive/Tar.hs, dist/build/Codec/Archive/Tar.o ) In-place registering tar-0.4.1.0... Running Haddock for tar-0.4.1.0... Running hscolour for tar-0.4.1.0... Preprocessing library tar-0.4.1.0... Preprocessing library tar-0.4.1.0... Haddock coverage: 82% ( 27 / 33) in 'Codec.Archive.Tar.Types' 100% ( 3 / 3) in 'Codec.Archive.Tar.Read' 100% ( 2 / 2) in 'Codec.Archive.Tar.Write' 100% ( 5 / 5) in 'Codec.Archive.Tar.Pack' 100% ( 11 / 11) in 'Codec.Archive.Tar.Check' 100% ( 2 / 2) in 'Codec.Archive.Tar.Unpack' 84% ( 32 / 38) in 'Codec.Archive.Tar.Entry' 100% ( 37 / 37) in 'Codec.Archive.Tar' Documentation created: dist/doc/html/tar/index.html, dist/doc/html/tar/tar.txt Creating package registration file: /tmp/pkgConf-tar-0.4.14757.0 Installing library in /home/builder/hackage-server/build-cache/tmp-install/lib/x86_64-linux-ghc-7.8.3/tar-0.4.1.0 Registering tar-0.4.1.0... Installed tar-0.4.1.0 Downloading cabal-src-0.2... Configuring cabal-src-0.2... Building cabal-src-0.2... Preprocessing executable 'cabal-src-install' for cabal-src-0.2... [1 of 1] Compiling Main ( cabal-src-install.hs, dist/build/cabal-src-install/cabal-src-install-tmp/Main.o ) cabal-src-install.hs:50:49: Couldn't match type ‘Tar.FormatError’ with ‘[Char]’ Expected type: L.ByteString -> Tar.Entries [Char] Actual type: L.ByteString -> Tar.Entries Tar.FormatError In the first argument of ‘(.)’, namely ‘Tar.read’ In the second argument of ‘(.)’, namely ‘Tar.read . L.fromChunks . return’ Failed to install cabal-src-0.2 cabal: Error: some packages failed to install: cabal-src-0.2 failed during the building phase. The exception was: ExitFailure 1