these 2 derivations will be built:
  /nix/store/kccm8h8ahwz9x9ymxiigss5hhddfzg0q-nixos-test-driver-pgsodium.drv
  /nix/store/7s14pq9k6z5k4711yayj5rc7agh50lpv-vm-test-run-pgsodium.drv