/usr/share/doc/linux-cloud-tools-3.13.0-101-lowlatency/changelog.Debian.gz is in linux-cloud-tools-3.13.0-101-lowlatency 3.13.0-101.148.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/linux-cloud-tools-3.13.0-101-lowlatency/../linux-cloud-tools-3.13.0-101/changelog.Debian.gz