/usr/src/linux-headers-3.13.0-96-generic/net is in linux-headers-3.13.0-96-generic 3.13.0-96.143.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/src/linux-headers-3.13.0-96-generic/../linux-headers-3.13.0-96/net