this derivation will be built:
  /nix/store/wr2sn5ycikwfjwv535ql5vjqy6qsm59z-inputDerivation-effect-docs.drv
building '/nix/store/wr2sn5ycikwfjwv535ql5vjqy6qsm59z-inputDerivation-effect-docs.drv'...