this derivation will be built:
  /nix/store/r9l2fxdyxcdd45jsvzih2gsf7562x7vf-iets-partest.drv
this path will be fetched (0.0 KiB download, 8.7 MiB unpacked):
  /nix/store/cgdqj8mjkgfzprqbqis9d4658mnrln4l-iets-0.1.0