It looks like only the step that started first works.
latest: Pulling from plugins/docker Digest: sha256:60f36379eb3f1b27a61f7c0a275dd260387a00af1144345976475b2a35e5ee4f Status: Image is up to date for plugins/docker:latest + /usr/local/bin/dockerd --data-root /var/lib/docker --host=unix:///var/run/docker.sock Detected registry credentials + /usr/local/bin/docker version Client: Docker Engine - Community Version: 19.03.8 API version: 1.40 Go version: go1.12.17 Git commit: afacb8b7f0 Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running? Built: Wed Mar 11 01:22:56 2020 OS/Arch: linux/amd64 Experimental: false time="2020-12-05T17:11:40Z" level=fatal msg="exit status 1"
restarted the same build a few times with the same error every time. Other pipelines with single docker steps did not fail. After reverting to the old docker runner the same build started working again.