this derivation will be built:
  /nix/store/a6xgskwgflb5mfs7zgvgm4ayz9fdmfbk-iets-doctest-0.1.0.drv
this path will be fetched (0.0 KiB download, 178.5 MiB unpacked):
  /nix/store/7f52sbk05031fsbvffadc0y1ziv5ivsz-iets-deps-0.1.0