anchor.diff:      enc_0.2.0.tar.gz \
       rematch2_2.0.1.tar.gz \
       styler_1.0.2.tar.gz \
  +    rex_1.1.2.tar.gz \
  +    stringdist_0.9.5.1.tar.gz \
  +    testthat_2.0.0.tar.gz \
       lintr_1.0.2.tar.gz \
  -    testthat_2.0.0.tar.gz \
       pkgbuild_1.0.0.tar.gz \
       pkgload_1.0.0.tar.gz \
       rcmdcheck_1.2.1.tar.gz \
  
positive.code: 
  RUN rm \
      modelr_0.1.2.tar.gz \
      enc_0.2.0.tar.gz \
      rematch2_2.0.1.tar.gz \
      ps_1.1.0.tar.gz \
  
negative.code:     https://mirrors.nics.utk.edu/cran/src/contrib/iterators_1.0.10.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/enc_0.2.0.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/rematch2_2.0.1.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/rex_1.1.2.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/stringdist_0.9.5.1.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/bench_1.0.1.tar.gz 
  
  RUN DEBIAN_FRONTEND=noninteractive R CMD INSTALL \
  