/usr/ is in libvibe-web-dev 0.8.2-1build1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/
/usr/include/d/
/usr/include/d/vibe/
/usr/include/d/vibe/vibe/
/usr/include/d/vibe/vibe/web/
/usr/include/d/vibe/vibe/web/auth.d
/usr/include/d/vibe/vibe/web/common.d
/usr/include/d/vibe/vibe/web/i18n.d
/usr/include/d/vibe/vibe/web/internal/
/usr/include/d/vibe/vibe/web/internal/rest/
/usr/include/d/vibe/vibe/web/internal/rest/common.d
/usr/include/d/vibe/vibe/web/internal/rest/jsclient.d
/usr/include/d/vibe/vibe/web/rest.d
/usr/include/d/vibe/vibe/web/validation.d
/usr/include/d/vibe/vibe/web/web.d
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/vibe-web.pc
/usr/share/
/usr/share/doc/
/usr/share/doc/libvibe-web-dev/
/usr/share/doc/libvibe-web-dev/copyright
/usr/lib/x86_64-linux-gnu/libvibe-web.so
/usr/share/doc/libvibe-web-dev/changelog.Debian.gz