these 2 derivations will be built:
  /nix/store/63k6gfcgl1snanjzg232ks13021v1pj7-nixos-test-driver-pgsodium.drv
  /nix/store/6x4jxwpfblb6xyw9yfg8rbv41mahgwl9-vm-test-run-pgsodium.drv