anchor.diff:     https://mirrors.nics.utk.edu/cran/src/contrib/labeling_0.3.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/viridisLite_0.2.0.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/scales_0.5.0.tar.gz \
  -   https://mirrors.nics.utk.edu/cran/src/contrib/stargazer_5.2.tar.gz \
  +   https://mirrors.nics.utk.edu/cran/src/contrib/stargazer_5.2.1.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/reshape2_1.4.3.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/gtable_0.2.0.tar.gz \
      https://mirrors.nics.utk.edu/cran/src/contrib/proto_1.0.0.tar.gz \
  
positive.code:    cli_1.0.0.tar.gz \
     utf8_1.1.3.tar.gz \
     crayon_1.3.4.tar.gz \
     pillar_1.0.1.tar.gz \
     tibble_1.4.1.tar.gz \
     ggplot2_2.2.1.tar.gz \
     stargazer_5.2.tar.gz \
     minqa_1.2.4.tar.gz \
     RcppEigen_0.3.3.3.1.tar.gz \
     lme4_1.1-15.tar.gz
  
negative.code:    utf8_1.1.3.tar.gz \
     crayon_1.3.4.tar.gz \
     cli_1.0.0.tar.gz \
     pillar_1.1.0.tar.gz \
     tibble_1.4.1.tar.gz \
     ggplot2_2.2.1.tar.gz \
     stargazer_5.2.1.tar.gz \
     minqa_1.2.4.tar.gz \
     RcppEigen_0.3.3.3.1.tar.gz \
     lme4_1.1-15.tar.gz
  