these 2 derivations will be built:
  /nix/store/n2xj1zb4zwzir6yfjc6k4a1bw98mz2s6-nixbot-docs.drv
  /nix/store/ds9q9i55w8sif2yzspinfgjp2v3bjicz-inputDerivation-gh-pages.drv
building '/nix/store/n2xj1zb4zwzir6yfjc6k4a1bw98mz2s6-nixbot-docs.drv'...
building '/nix/store/ds9q9i55w8sif2yzspinfgjp2v3bjicz-inputDerivation-gh-pages.drv'...