$ docker login -u masterleinad -p ******** https://index.docker.io/v1/ WARNING! Using --password via the CLI is insecure. Use --password-stdin. WARNING! Your credentials are stored unencrypted in '/var/jenkins/workspace/ArborX_nightly@tmp/f5528759-e709-4faa-bc93-898a9d8a6400/config.json'. Configure a credential helper to remove this warning. See https://docs.docker.com/go/credential-store/ Login Succeeded