these 3 derivations will be built:
  /nix/store/68wyy2rfccr5spf23ar75kj4lspm7g26-container-test-driver-0.0.1.drv
  /nix/store/9pz942jf8zz8f9pl8vd56ikqzjw4fvg2-rootfs-ubuntu-22_04.tar.drv
  /nix/store/43riawkivjnawinibq4gidwxclyi65af-container-test-ubuntu-22-04-masked-units.drv