these 2 derivations will be built:
  /nix/store/d0lh7pj50f7hz3c4fm3h4g3y2b28f98z-droid-0.232.0.drv
  /nix/store/wzdb9q6c4l2p2c2gcq639l7jiqrxv1zy-check-droid.drv