anchor.diff:      python \
       python-yaml \
       python-six \
  +    python-pip \
       wget \
       libpci3 \
       libelf1 \
  
positive.code:     libboost-dev \
      libpng12-dev \
      libelf-dev
  
  ARG gem5_dist=http://dist.gem5.org/dist/develop
  
  
negative.code:     git \
      ca-certificates \
      m4 \
      zlib1g \
      zlib1g-dev \
      libprotobuf-dev \
  