these 12 derivations will be built:
  /nix/store/fjrkhfgx4g7ly7c1a1k3kacy7dxwwvb2-nspawn-units.drv
  /nix/store/9855hrx5vmdk2hn58yddkm9qy96dl45x-etc.drv
  /nix/store/gqq5vkr5f5jj8m9wa3c09rzicdnx3qxk-activate.drv
  /nix/store/zfn378ixwnn8d6ja7jjf5ybl79sgraya-initrd-linux-6.18.57.drv
  /nix/store/jfmxfy9ybj6b7ib8jg30021s82nzbp4f-boot.json.drv
  /nix/store/acj78whmkn3pqlds99ji6yq720s28cbg-nixos-system-node-test.drv
  /nix/store/khvq20r4zn77rn8qg34dz5pp5wg3h9k0-closure-info.drv
  /nix/store/plws06wyvf2w9idsnf5ray5sqhfqw0li-run-nixos-vm.drv
  /nix/store/f7m5ksv8a8n1rw9s1k5yk2zk7ibpa0qr-nixos-vm.drv
  /nix/store/3mlj4jrp5hnl358v1h00a8mlcr24hygc-driverConfiguration.json.drv
  /nix/store/lwcsc1ayl6lfdiskcw3n5ah0sv78sfka-nixos-test-driver-systemd-nspawn-configfile.drv
  /nix/store/r4d1gi5x33y0rng4zvas0aa66v92c3kz-vm-test-run-systemd-nspawn-configfile.drv