these 2 derivations will be built:
  /nix/store/gr4vrh022s45f9kxyplp4qrbnffqiq99-nixbot-docs.drv
  /nix/store/1vd6dg3lp7sash47nmj84k92xzwz4yl8-inputDerivation-gh-pages.drv
building '/nix/store/gr4vrh022s45f9kxyplp4qrbnffqiq99-nixbot-docs.drv'...
building '/nix/store/1vd6dg3lp7sash47nmj84k92xzwz4yl8-inputDerivation-gh-pages.drv'...