these 2 derivations will be built:
  /nix/store/p1y3qhq9x1dfacqq1vc5hikq3nkcag0j-nixbot-pr-comment.drv
  /nix/store/ww99k5l534blmpjrlkym3szb6bak14fd-inputDerivation-effect-update-packages.drv
building '/nix/store/ww99k5l534blmpjrlkym3szb6bak14fd-inputDerivation-effect-update-packages.drv'...