FROM ubuntu:16.04 RUN apt-get update && apt-get install -y --no-install-recommends \ g++-multilib \ make \ file \ curl \ ca-certificates \ python2.7 \ git \ cmake \ ccache \ sudo \ gdb ENV RUST_CONFIGURE_ARGS --build=i686-unknown-linux-gnu --disable-optimize-tests ENV RUST_CHECK_TARGET check RUN mkdir /tmp/obj RUN chmod 777 /tmp/obj