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-830@tmp/d4657080-a7e0-457b-bc9c-7ec2f0cb5d36/config.json.
Configure a credential helper to remove this warning. See
https://docs.docker.com/engine/reference/commandline/login/#credentials-store

Login Succeeded