Configure a credential helper to remove this warning. See https://docs.docker.com/engine/reference/commandline/login/#credentials-store
Login Succeeded $ docker build -t $IMAGE:$CI_COMMIT_SHA . time="2021-02-04T21:00:02Z" level=error msg="failed to dial gRPC: cannot connect to the Docker daemon. Is 'docker daemon' running on this host?: dial tcp 172.17.0.2:2375: connect: connection refused" Cannot connect to the Docker daemon at tcp://docker:2375/. Is the docker daemon running? Cleaning up file based variables ERROR: Job failed: exit code 1