/usr/ is in librospack-dev 2.2.5-3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/rospack.pc
/usr/include/
/usr/include/rospack/
/usr/include/rospack/rospack_backcompat.h
/usr/include/rospack/rospack.h
/usr/include/rospack/macros.h
/usr/share/
/usr/share/doc/
/usr/share/doc/librospack-dev/
/usr/share/doc/librospack-dev/copyright
/usr/share/rospack/
/usr/share/rospack/package.xml
/usr/share/rospack/cmake/
/usr/share/rospack/cmake/rospackConfig.cmake
/usr/share/rospack/cmake/rospackConfig-version.cmake
/usr/lib/x86_64-linux-gnu/librospack.so
/usr/share/doc/librospack-dev/changelog.Debian.gz