these 2 derivations will be built:
  /nix/store/flf2cv3yx36871fib6yxrld7r2mj4x3h-nixbot-docs.drv
  /nix/store/v7f0qhdv71gy2fyzyp8k6z4ia6lmwab0-inputDerivation-gh-pages.drv
building '/nix/store/flf2cv3yx36871fib6yxrld7r2mj4x3h-nixbot-docs.drv'...
building '/nix/store/v7f0qhdv71gy2fyzyp8k6z4ia6lmwab0-inputDerivation-gh-pages.drv'...