The self-hosted runner: paddle-gpu-06 lost communication with the server. Verify the machine is running and has a healthy network connection. Anything in your workflow that terminates the runner process, starves it for CPU/Memory, or blocks its network access can cause this error.

unable to access 'https://github.com/PaddlePaddle/Paddle/': GnuTLS recv error (-110): The TLS connection was non-properly terminated.