these 2 derivations will be built:
  /nix/store/qc7cxpmgzfmwkgvd4g0ysknppngs8xkg-nixbot-docs.drv
  /nix/store/iw8qi1crpj533vy667dw5v6rrmpcl7nj-inputDerivation-gh-pages.drv
building '/nix/store/qc7cxpmgzfmwkgvd4g0ysknppngs8xkg-nixbot-docs.drv'...
building '/nix/store/iw8qi1crpj533vy667dw5v6rrmpcl7nj-inputDerivation-gh-pages.drv'...