/usr/ is in libvala-0.40-dev 0.40.4-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/libvala-0.40-dev/README
/usr/share/doc/libvala-0.40-dev/THANKS
/usr/include/
/usr/include/vala-0.40/
/usr/include/vala-0.40/vala.h
/usr/include/vala-0.40/valagee.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/libvala-0.40.pc
/usr/share/
/usr/share/doc/
/usr/share/doc/libvala-0.40-dev/
/usr/share/doc/libvala-0.40-dev/copyright
/usr/share/vala/
/usr/share/vala/vapi/
/usr/share/vala/vapi/libvala-0.40.vapi
/usr/lib/x86_64-linux-gnu/libvala-0.40.so
/usr/share/doc/libvala-0.40-dev/AUTHORS
/usr/share/doc/libvala-0.40-dev/NEWS.gz
/usr/share/doc/libvala-0.40-dev/changelog.Debian.gz