/usr/ is in php-horde-dav 1.1.4-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/php-horde-dav/package.xml.gz
/usr/share/php/
/usr/share/php/.registry/
/usr/share/php/.registry/.channel.pear.horde.org/
/usr/share/
/usr/share/doc/
/usr/share/doc/php-horde-dav/
/usr/share/doc/php-horde-dav/Sabre/
/usr/share/doc/php-horde-dav/Sabre/DAV/
/usr/share/doc/php-horde-dav/Sabre/DAV/README.md
/usr/share/doc/php-horde-dav/Sabre/VObject/
/usr/share/doc/php-horde-dav/Sabre/VObject/README.md
/usr/share/doc/php-horde-dav/changelog.Debian.gz
/usr/share/doc/php-horde-dav/copyright
/usr/share/php/.registry/.channel.pear.horde.org/horde_dav.reg
/usr/share/php/Horde/
/usr/share/php/Horde/Dav/
/usr/share/php/Horde/Dav/Auth.php
/usr/share/php/Horde/Dav/Calendar/
/usr/share/php/Horde/Dav/Calendar/Backend.php
/usr/share/php/Horde/Dav/Client.php
/usr/share/php/Horde/Dav/Collection.php
/usr/share/php/Horde/Dav/Contacts/
/usr/share/php/Horde/Dav/Contacts/Backend.php
/usr/share/php/Horde/Dav/Exception.php
/usr/share/php/Horde/Dav/File.php
/usr/share/php/Horde/Dav/Locks.php
/usr/share/php/Horde/Dav/Principals.php
/usr/share/php/Horde/Dav/RootCollection.php
/usr/share/php/Horde/Dav/Storage/
/usr/share/php/Horde/Dav/Storage/Base.php
/usr/share/php/Horde/Dav/Storage/Sql.php
/usr/share/php/Horde/Dav/Translation.php
/usr/share/php/data/
/usr/share/php/data/Horde_Dav/
/usr/share/php/data/Horde_Dav/locale/
/usr/share/php/data/Horde_Dav/locale/Horde_Dav.pot
/usr/share/php/data/Horde_Dav/locale/da/
/usr/share/php/data/Horde_Dav/locale/da/LC_MESSAGES/
/usr/share/php/data/Horde_Dav/locale/da/LC_MESSAGES/Horde_Dav.mo
/usr/share/php/data/Horde_Dav/locale/da/LC_MESSAGES/Horde_Dav.po
/usr/share/php/data/Horde_Dav/locale/hu/
/usr/share/php/data/Horde_Dav/locale/hu/LC_MESSAGES/
/usr/share/php/data/Horde_Dav/locale/hu/LC_MESSAGES/Horde_Dav.mo
/usr/share/php/data/Horde_Dav/locale/hu/LC_MESSAGES/Horde_Dav.po
/usr/share/php/data/Horde_Dav/migration/
/usr/share/php/data/Horde_Dav/migration/1_horde_dav_base_tables.php
/usr/share/php/data/Horde_Dav/migration/2_horde_dav_remove_unique_index.php