Same issue here, it suddenly stopped working this morning. Non k8s runner though.
I have this at the beginning of my pipeline:
Using docker image sha256:381e1d0bc6ef1b9619690dbc0de477588c4a1f14fc781e31b0123ac6f421c25c for docker:dind ...
Waiting for services to be up and running...
*** WARNING: Service runner-FyVxBitE-project-5-concurrent-0-docker-0 probably didn't start properly.
Health check error:
service "runner-FyVxBitE-project-5-concurrent-0-docker-0-wait-for-service" timeout
Health check container logs:
Service container logs:
2019-08-02T12:14:22.998254366Z time="2019-08-02T12:14:22.998142357Z" level=info msg="Starting up"
2019-08-02T12:14:22.998518193Z time="2019-08-02T12:14:22.998470969Z" level=warning msg="[!] DON'T BIND ON ANY IP ADDRESS WITHOUT setting --tlsverify IF YOU DON'T KNOW WHAT YOU'RE DOING [!]"
2019-08-02T12:14:22.999612287Z failed to load listeners: listen tcp: address tcp/2375/: unknown port