1these 4 derivations will be built:2 /nix/store/az6m0d9wcgpnld6s2qrxnd8mh916hqh6-ubuntu-26.04-server-cloudimg-amd64v3.img-nix-vm-test.qcow2.drv3 /nix/store/ny3fwwy6kvm5v0i8n88vd5qyxs6nnfjr-run-vm-vm.drv4 /nix/store/ksj1zl1si8bn4qi3pfj0hvkd80qf86qq-driver-configuration.json.drv5 /nix/store/x7c84idwnbi0dnbpdib7kjc4xahcgabw-vm-test-ubuntu_26_04.drv