these 2 derivations will be built:
  /nix/store/s4116r6yzz7xk9mdm6m7ak4019cm9irp-nixbot-docs.drv
  /nix/store/pizc6da7rm9nmnz6nczv53jr2lna064p-inputDerivation-gh-pages.drv
building '/nix/store/s4116r6yzz7xk9mdm6m7ak4019cm9irp-nixbot-docs.drv'...
building '/nix/store/pizc6da7rm9nmnz6nczv53jr2lna064p-inputDerivation-gh-pages.drv'...