this derivation will be built:
  /nix/store/3gx0vqalfx59ckvjqw2ym9wyyzisbs8r-inputDerivation-effect-docs.drv
building '/nix/store/3gx0vqalfx59ckvjqw2ym9wyyzisbs8r-inputDerivation-effect-docs.drv'...