This file is indexed.

/usr/lib/ghc-doc/hoogle/MonadCatchIO-mtl.txt is in libghc-monadcatchio-mtl-doc 0.3.0.5-3.

This file is owned by root:root, with mode 0o777.

It is a symlink to /usr/lib/ghc-doc/hoogle/../../../share/doc/libghc-monadcatchio-mtl-doc/html/MonadCatchIO-mtl.txt