this derivation will be built:
  /nix/store/kxgd1y35pkjvxvvr78mak6j0b5s4nplf-inputDerivation-effect-docs.drv
building '/nix/store/kxgd1y35pkjvxvvr78mak6j0b5s4nplf-inputDerivation-effect-docs.drv'...