/usr/ is in libgtextutils-dev 0.7-1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/gtextutils/string_tokenize.h
/usr/include/
/usr/include/gtextutils/
/usr/include/gtextutils/strnatcmp.h
/usr/include/gtextutils/tuple_parser.h
/usr/include/gtextutils/stream_wrapper.h
/usr/include/gtextutils/exit_manip.h
/usr/include/gtextutils/pipe_fitter.h
/usr/include/gtextutils/text_line_reader.h
/usr/include/gtextutils/inbuf1.hpp
/usr/include/gtextutils/container_join.h
/usr/include/gtextutils/outbuf3.hpp
/usr/include/gtextutils/natsort.h
/usr/share/
/usr/share/doc/
/usr/share/doc/libgtextutils-dev/
/usr/share/doc/libgtextutils-dev/NEWS.gz
/usr/share/doc/libgtextutils-dev/copyright
/usr/share/doc/libgtextutils-dev/README
/usr/share/doc/libgtextutils-dev/THANKS
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/gtextutils.pc
/usr/share/doc/libgtextutils-dev/changelog.Debian.gz
/usr/lib/x86_64-linux-gnu/libgtextutils.so