these 3 derivations will be built:
  /nix/store/mwrvpa4zifdygapw24r7idkvnp5d8cyw-droid.drv
  /nix/store/6f2xczxdyxcjfrwx10y34zgckgq3nx6s-droid-0.245.0.drv
  /nix/store/xy3a5shdkc1hk9c645d47p7xf0x7c04s-check-droid.drv