14:13:54 + docker pull dockerbuildbot/docker-py:py3-60d11677bcb5ac9380bc779cffe0d26e19d5f117 14:13:54 Error response from daemon: manifest for dockerbuildbot/docker-py:py3-60d11677bcb5ac9380bc779cffe0d26e19d5f117 not found: manifest unknown: manifest unknown