This file is indexed.

/usr/lib/x86_64-linux-gnu/libtcmalloc_debug.so.4 is in libgoogle-perftools4 2.5-2.2ubuntu3.

This file is owned by root:root, with mode 0o777.

It is a symlink to /usr/lib/x86_64-linux-gnu/libtcmalloc_debug.so.4.3.0