FROM quay.io/travisci/travis-ruby ENV DEBIAN_FRONTEND noninteractive ENV LANG en_US.UTF-8 ENV LC_ALL en_US.UTF-8 RUN apt-get update RUN apt-get -y build-dep qemu RUN apt-get -y install device-tree-compiler python2.7 python-yaml dh-autoreconf gdb strace lsof net-tools ENV FEATURES pyyaml