this derivation will be built:
  /nix/store/8lq81jj0748kbvgd8bf3j26rnwyck9dh-inputDerivation-effect-docs.drv
building '/nix/store/8lq81jj0748kbvgd8bf3j26rnwyck9dh-inputDerivation-effect-docs.drv'...