these 2 derivations will be built:
  /nix/store/ka7idb80vm1hx4y8vmf75nqkfrc14hr6-nixbot-docs.drv
  /nix/store/6nfk3hqkh02vxvr4r372hayzhk4bzif8-inputDerivation-gh-pages.drv
building '/nix/store/ka7idb80vm1hx4y8vmf75nqkfrc14hr6-nixbot-docs.drv'...
building '/nix/store/6nfk3hqkh02vxvr4r372hayzhk4bzif8-inputDerivation-gh-pages.drv'...