/usr/ is in libghc-floatinghex-prof 0.4-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/haskell-packages/ghc/lib/
/usr/lib/
/usr/lib/haskell-packages/
/usr/lib/haskell-packages/ghc/
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-8.0.2/
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-8.0.2/FloatingHex-0.4-AWdFC0aXua38DYTuaxGKeT/
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-8.0.2/FloatingHex-0.4-AWdFC0aXua38DYTuaxGKeT/Data//
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-8.0.2/FloatingHex-0.4-AWdFC0aXua38DYTuaxGKeT/Data/Numbers//
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-8.0.2/FloatingHex-0.4-AWdFC0aXua38DYTuaxGKeT/Data/Numbers/FloatingHex.p_hi
/usr/lib/haskell-packages/ghc/lib/x86_64-linux-ghc-8.0.2/FloatingHex-0.4-AWdFC0aXua38DYTuaxGKeT/libHSFloatingHex-0.4-AWdFC0aXua38DYTuaxGKeT_p.a
/usr/share/
/usr/share/doc/
/usr/share/doc/libghc-floatinghex-prof/
/usr/share/doc/libghc-floatinghex-prof/copyright
/usr/share/doc/libghc-floatinghex-prof/changelog.Debian.gz