This file is indexed.

/usr/lib/x86_64-linux-gnu/libecasoundc.so is in libecasoundc-dev 2.9.1-7+b2.

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

It is a symlink to /usr/lib/x86_64-linux-gnu/libecasoundc.so.1.1.0