This file is indexed.

/usr/i686-linux-gnu/libx32/libgfortran.so.4 is in libx32gfortran4-i386-cross 7.3.0-16ubuntu3cross1.

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

It is a symlink to /usr/i686-linux-gnu/libx32/libgfortran.so.4.0.0