/usr/ is in libuwac0-dev 2.0.0~git20170725.1.1648deb+dfsg1-7.
This file is owned by root:root, with mode 0o755.
..
/usr/include/
/usr/include/uwac0/
/usr/include/uwac0/uwac/
/usr/include/uwac0/uwac/uwac-tools.h
/usr/include/uwac0/uwac/uwac.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/cmake/
/usr/lib/x86_64-linux-gnu/cmake/uwac0/
/usr/lib/x86_64-linux-gnu/cmake/uwac0/uwac-relwithdebinfo.cmake
/usr/lib/x86_64-linux-gnu/cmake/uwac0/uwac.cmake
/usr/lib/x86_64-linux-gnu/cmake/uwac0/uwacConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/uwac0/uwacConfigVersion.cmake
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/uwac0.pc
/usr/share/
/usr/share/doc/
/usr/share/doc/libuwac0-dev/
/usr/share/doc/libuwac0-dev/copyright
/usr/lib/x86_64-linux-gnu/libuwac0.so
/usr/share/doc/libuwac0-dev/changelog.Debian.gz