13:29:12 + docker pull dockerbuildbot/docker-py:py2-f5dc49ba7be3ee240f54bdfe29aef77ef1c81b2f 13:29:12 Error response from daemon: manifest for dockerbuildbot/docker-py:py2-f5dc49ba7be3ee240f54bdfe29aef77ef1c81b2f not found: manifest unknown: manifest unknown