anchor.diff:  RUN DEBIAN_FRONTEND=noninteractive wget \
       https://mirrors.nics.utk.edu/cran/src/contrib/ggridges_0.5.0.tar.gz \
       https://mirrors.nics.utk.edu/cran/src/contrib/bayesplot_1.6.0.tar.gz \
  +    https://mirrors.nics.utk.edu/cran/src/contrib/matrixStats_0.54.0.tar.gz \
       https://mirrors.nics.utk.edu/cran/src/contrib/loo_2.0.0.tar.gz \
       https://mirrors.nics.utk.edu/cran/src/contrib/rstan_2.17.3.tar.gz \
       https://mirrors.nics.utk.edu/cran/src/contrib/rstantools_1.5.1.tar.gz \
  
positive.code: RUN DEBIAN_FRONTEND=noninteractive R CMD INSTALL \
      ggridges_0.5.0.tar.gz \
      bayesplot_1.6.0.tar.gz \
      loo_2.0.0.tar.gz \
      rstan_2.17.3.tar.gz \
      rstantools_1.5.1.tar.gz \
  
negative.code: RUN rm \
      ggridges_0.5.0.tar.gz \
      bayesplot_1.6.0.tar.gz \
      matrixStats_0.54.0.tar.gz \
      loo_2.0.0.tar.gz \
      rstan_2.17.3.tar.gz \
      rstantools_1.5.1.tar.gz \
  