this derivation will be built:
  /nix/store/y5pl7gr37g3m7d9p5icsnvj8vs8xal6r-inputDerivation-effect-docs.drv
building '/nix/store/y5pl7gr37g3m7d9p5icsnvj8vs8xal6r-inputDerivation-effect-docs.drv'...