anchor.diff:                         scipy \
                          cython \
                          nose \
  -                       "tables<3.7" \
  +                       tables \
                          matplotlib \
                          jinja2 \
                          setuptools \
  
positive.code: # build MOAB
  RUN mkdir moab \
      && cd moab \
      && git clone --branch Version5.1.0 --single-branch https://bitbucket.org/fathomteam/moab moab \
      && mkdir build \
      && cd build \
      && cmake ../moab/ \
  
negative.code:     && cd .. \
      && rm -rf build DAGMC
  
  
  # Install OpenMC API
  RUN git clone https://github.com/openmc-dev/openmc.git \
      && cd openmc && git checkout develop \
  