This file is indexed.

/usr/lib/python2.7/dist-packages/BTrees/IFBTree.py is in python-zodb 1:3.9.7-2.

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

It is a symlink to /usr/lib/python2.7/dist-packages/BTrees/../../../../share/pyshared/BTrees/IFBTree.py