/usr/lib/haskell-packages/ghc/ is in libghc-vector-th-unbox-prof 0.2.1.3-1build1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/haskell-packages/ghc/lib/
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-7.10.3/
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-7.10.3/vector-th-unbox-0.2.1.3-HdyA2m3xbu9CHsLcQlwY3l//
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-7.10.3/vector-th-unbox-0.2.1.3-HdyA2m3xbu9CHsLcQlwY3l/libHSvector-th-unbox-0.2.1.3-HdyA2m3xbu9CHsLcQlwY3l_p.a
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-7.10.3/vector-th-unbox-0.2.1.3-HdyA2m3xbu9CHsLcQlwY3l/Data//
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-7.10.3/vector-th-unbox-0.2.1.3-HdyA2m3xbu9CHsLcQlwY3l/Data/Vector//
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-7.10.3/vector-th-unbox-0.2.1.3-HdyA2m3xbu9CHsLcQlwY3l/Data/Vector/Unboxed//
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-7.10.3/vector-th-unbox-0.2.1.3-HdyA2m3xbu9CHsLcQlwY3l/Data/Vector/Unboxed/Deriving.p_hi