The ssh-agent starts successfully:
[ssh-agent] Using credentials jenkins [ssh-agent] Looking for ssh-agent implementation... [ssh-agent] Java/tomcat-native ssh-agent [ssh-agent] Registered BouncyCastle on the remote agent [ssh-agent] Started.
SSH_AUTH_SOCK is now set: \\.\pipe\mina3408051806833097478apr
When invoking SSH I see this error:
debug1: pubkey_prepare: ssh_get_authentication_socket: Device or resource busy
The ssh command then fails authentication
Permission denied (publickey).