/usr/ is in libebackend1.2-dev 3.2.3-0ubuntu6.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/pkgconfig/
/usr/share/
/usr/share/gtk-doc/
/usr/share/gtk-doc/html/
/usr/share/gtk-doc/html/libebackend/
/usr/share/gtk-doc/html/libebackend/left.png
/usr/share/gtk-doc/html/libebackend/ix01.html
/usr/share/gtk-doc/html/libebackend/libebackend-e-dbhash.html
/usr/share/gtk-doc/html/libebackend/index.sgml
/usr/share/gtk-doc/html/libebackend/up.png
/usr/share/gtk-doc/html/libebackend/api-index-2.24.html
/usr/share/gtk-doc/html/libebackend/libebackend-e-sqlite3-vfs.html
/usr/share/gtk-doc/html/libebackend/api-index-2.30.html
/usr/share/gtk-doc/html/libebackend/libebackend-EFileCache.html
/usr/share/gtk-doc/html/libebackend/libebackend-EOfflineListener.html
/usr/share/gtk-doc/html/libebackend/libebackend-e-db3-utils.html
/usr/share/gtk-doc/html/libebackend/api-index-3.2.html
/usr/share/gtk-doc/html/libebackend/home.png
/usr/share/gtk-doc/html/libebackend/api-index-2.28.html
/usr/share/gtk-doc/html/libebackend/api-index-2.26.html
/usr/share/gtk-doc/html/libebackend/libebackend.devhelp2
/usr/share/gtk-doc/html/libebackend/right.png
/usr/share/gtk-doc/html/libebackend/api-index-deprecated.html
/usr/share/gtk-doc/html/libebackend/ch01.html
/usr/share/gtk-doc/html/libebackend/index.html
/usr/share/gtk-doc/html/libebackend/style.css
/usr/share/gtk-doc/html/libebackend/libebackend-e-data-server-module.html
/usr/share/doc/
/usr/share/doc/libebackend1.2-dev/
/usr/share/doc/libebackend1.2-dev/copyright
/usr/include/
/usr/include/evolution-data-server-3.2/
/usr/include/evolution-data-server-3.2/libebackend/
/usr/include/evolution-data-server-3.2/libebackend/e-offline-listener.h
/usr/include/evolution-data-server-3.2/libebackend/e-sqlite3-vfs.h
/usr/include/evolution-data-server-3.2/libebackend/e-data-server-module.h
/usr/include/evolution-data-server-3.2/libebackend/e-db3-utils.h
/usr/include/evolution-data-server-3.2/libebackend/e-file-cache.h
/usr/include/evolution-data-server-3.2/libebackend/e-dbhash.h
/usr/lib/pkgconfig/libebackend-1.2.pc
/usr/share/doc/libebackend1.2-dev/NEWS.gz
/usr/share/doc/libebackend1.2-dev/README
/usr/share/doc/libebackend1.2-dev/TODO
/usr/share/doc/libebackend1.2-dev/changelog.Debian.gz
/usr/lib/libebackend-1.2.so