/usr/lib/ghc-doc/hoogle/libghc-old-time-doc.txt is in libghc-old-time-doc 1.1.0.3-5build1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/ghc-doc/hoogle/../../../share/doc/libghc-old-time-doc/html/old-time.txt