/usr/lib/x86_64-linux-gnu/libguestfs-gobject-1.0.so.0 is in libguestfs-gobject-1.0-0 1:1.36.13-1ubuntu3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libguestfs-gobject-1.0.so.0.0.0