This file is indexed.

/usr/share/doc/akonadi-server/changelog.Debian.gz is in akonadi-server 1.7.2-0ubuntu1.1.

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

It is a symlink to /usr/share/doc/akonadi-server/../libakonadiprotocolinternals1/changelog.Debian.gz