this derivation will be built:
  /nix/store/l2wzjrk9lp8zmxlzaa706h1f6naf2gbw-inputDerivation-effect-docs.drv
building '/nix/store/l2wzjrk9lp8zmxlzaa706h1f6naf2gbw-inputDerivation-effect-docs.drv'...