Console Output

$ docker login -u dockerbuildbot -p ******** https://index.docker.io/v1/
WARNING! Using --password via the CLI is insecure. Use --password-stdin.
WARNING! Your password will be stored unencrypted in /home/ubuntu/workspace/docker-ce-packaging_PR-822@tmp/6ba0c5b5-f9d3-4f16-8529-7a4cf816f2a3/config.json.
Configure a credential helper to remove this warning. See
https://docs.docker.com/engine/reference/commandline/login/#credentials-store

Login Succeeded