4.15.0-39.42~16.04.1
) is not available, but a newer one is (4.15.0-46.49~16.04.1
). We redirected you there.
/usr/lib/x86_64-linux-gnu/libicuuc.so is in libicu-dev 57.1-6+deb9u2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libicuuc.so.57.1