Unfortunately the binary did not work for me on Ubuntu 20.04:
./icy-dreams: /lib/x86_64-linux-gnu/libc.so.6: version `GLIBC_2.33' not found (required by ./icy-dreams) ./icy-dreams: /lib/x86_64-linux-gnu/libc.so.6: version `GLIBC_2.32' not found (required by ./icy-dreams) ./icy-dreams: /lib/x86_64-linux-gnu/libc.so.6: version `GLIBC_2.34' not found (required by ./icy-dreams)