This file is indexed.

/usr/include/ is in libstdc++-6-dev 6.3.0-18+deb9u1.

This file is owned by root:root, with mode 0o755.

File Mime Type Owner Mode Size
..
/usr/include/c++/ root:root 0o755
/usr/include/x86_64-linux-gnu/ root:root 0o755