anchor.diff:  
   # Install QFlow
   RUN cd /root && \
  -    apt install -y tcsh && \
       git clone --depth 1 git://opencircuitdesign.com/qflow-1.1 && \
       cd qflow-1.1 && \
       ./configure && \
  
positive.code: RUN add-apt-repository ppa:saltmakrell/ppa
  
  RUN apt update -y && \
      apt install -y git clang csh cmake m4 yosys
  
  # Install magic
  RUN cd /root && \
      git clone --depth 1 git://opencircuitdesign.com/magic-8.1 && \
      cd magic-8.1 && \
  
negative.code: 
  # Install qrouter
  RUN cd /root && \
      git clone --depth 1 git://opencircuitdesign.com/qrouter-1.3 && \
      cd qrouter-1.3 && \
      ./configure && \
  