anchor.diff:    openjdk-7-jdk \
     openssh-server \
     texinfo \
  +  xmlstarlet \
     zip
   
   USER root
  
positive.code: RUN DEBIAN_FRONTEND=noninteractive apt-get install -y \
    android-tools-adb \
    android-tools-fastboot \
    autoconf \
    apt-file \
    bc \
    ccache \
    chrpath \
  
negative.code: # Install node v6.9.1
  RUN wget https://nodejs.org/dist/v6.9.1/node-v6.9.1-linux-x64.tar.gz
  RUN tar -xv -C /usr/local --strip-components 1 -f node-v6.9.1-linux-x64.tar.gz
  RUN rm node-v6.9.1-linux-x64.tar.gz
  
  USER silk
  RUN ccache -M 10GB
  