/usr/lib/x86_64-linux-gnu/libtaktuk.so is in libtaktuk-1-dev 3.7.7-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libtaktuk.so.3.0.0
/usr/lib/x86_64-linux-gnu/libtaktuk.so.3.0.0