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/loo_2.0.0.tar.gz \
       https://mirrors.nics.utk.edu/cran/src/contrib/rstan_2.17.3.tar.gz \
  
positive.code:     BAS_1.5.1.tar.gz  \
      greta_0.2.3.tar.gz 
  
  RUN rm \	
      bayesplot_1.6.0.tar.gz \
      loo_2.0.0.tar.gz \
      rstan_2.17.3.tar.gz \
  
negative.code:     https://mirrors.nics.utk.edu/cran/src/contrib/greta_0.2.3.tar.gz 
  
  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 \
  