these 12 derivations will be built:
  /nix/store/9x4k36z7kk07sz668867v2kssxm85g7j-nspawn-units.drv
  /nix/store/yibpg035v5f9lsz8zmnpdqa7jahjsw0i-etc.drv
  /nix/store/79yp9w2373pl5yarajwhc30p02v97jpj-activate.drv
  /nix/store/y4zshp1ykx6r449zwgmjvdiysn9fdwy5-initrd-linux-6.18.50.drv
  /nix/store/sbn3nv6z2gxw6mwhnyyhg8nbi4jv8xvl-boot.json.drv
  /nix/store/scwdsmwipdh256sdmgq7fj6r4r7fmibh-nixos-system-node-test.drv
  /nix/store/1jjx6f6wczqij230hd90fzgccq7097wq-closure-info.drv
  /nix/store/20b29snshabk0xj8k73ahs8q25v979yv-run-nixos-vm.drv
  /nix/store/1hcmhfrdr91x8i42jvzkqcb42kyv0dax-nixos-vm.drv
  /nix/store/f9h8l0lr4nbvw0dzig9bdfcw3l8mcfs8-driverConfiguration.json.drv
  /nix/store/gwmy8301yb84vrswjszv4w9vr7ppj0fw-nixos-test-driver-systemd-nspawn-configfile.drv
  /nix/store/35fnhbrl6l5mxzyqiyphb6bpri39nnzz-vm-test-run-systemd-nspawn-configfile.drv