The second step results in:
For more info see the article I follow on: https://hackernoon.com/the-essential-guide-to-installing-a-local-magento-2-environment-with-docker-5...
I got stuck in section:
Thanks a lot for you help!
Compared to Magento 1 in Magento 2 it's mandatory to install first elasticsearch before installing Magnento 2. Magento 2 went succesful after install of elasticsearch.