When you have messages like this in your YADE task log
Ignoring unavailable cipher suite: TLS_DHE_DSS_WITH_AES_256_GCM_SHA384
the reason might be unsupported ciphers.
The problem is that the local Java environment does not support the ciphers provided by the url. Here is a list of provided ciphers:
The needed AES256 ciphers must be enabled in the local JAVA environment by installing the Java Cryptography Extension (JCE) Unlimited Strength Jurisdiction Policy to support the AES256 ciphers.