FROM ubuntu:16.04 RUN apt-get update -q RUN apt-get -qy --no-install-recommends install \ ca-certificates \ libfreetype6 \ libcurl3 \ curl \ unzip RUN update-ca-certificates RUN apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* RUN echo "Pharo 64bit prerequisities installed."