anchor.diff: -FROM ubuntu:14.04
  -
  -#RUN echo '\n\
  -#deb http://archive.ubuntu.com/ubuntu/ xenial main restricted\n\
  -#deb-src http://archive.ubuntu.com/ubuntu/ xenial main restricted\n\
  -#deb http://archive.ubuntu.com/ubuntu/ xenial-updates main restricted\n\
  -#deb-src http://archive.ubuntu.com/ubuntu/ xenial-updates main restricted\n\
  -#deb http://archive.ubuntu.com/ubuntu/ xenial universe\n\
  -#deb-src http://archive.ubuntu.com/ubuntu/ xenial universe\n\
  -#>> /etc/apt/sources.list
  +FROM ubuntu:16.04
   
   # Set the locale
   RUN locale-gen en_US.UTF-8
  
positive.code: RUN mix local.rebar --force \
    && mix local.hex --force
  
  RUN make build-debug
  
  RUN mix deps.get \
    mix deps.compile
  
  
negative.code: # Install nvm
  RUN curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.32.1/install.sh | bash
  
  # Switch to directory with sources
  WORKDIR /src
  
  