/usr/ is in libcrcutil-dev 1.0-3.
This file is owned by root:root, with mode 0o755.
..
/usr/include/
/usr/include/crcutil/
/usr/include/crcutil/uint128_sse2.h
/usr/include/crcutil/generic_crc.h
/usr/include/crcutil/crc32c_sse4.h
/usr/include/crcutil/rolling_crc.h
/usr/include/crcutil/gf_util.h
/usr/include/crcutil/protected_crc.h
/usr/include/crcutil/std_headers.h
/usr/include/crcutil/crc_casts.h
/usr/include/crcutil/base_types.h
/usr/include/crcutil/platform.h
/usr/include/crcutil/crc32c_sse4_intrin.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/libcrcutil.pc
/usr/share/
/usr/share/doc/
/usr/share/doc/libcrcutil-dev/
/usr/share/doc/libcrcutil-dev/copyright
/usr/lib/x86_64-linux-gnu/libcrcutil.so
/usr/share/doc/libcrcutil-dev/changelog.Debian.gz