these 4 derivations will be built:
  /nix/store/ygjaibnfs45yw02jlx1f8saqrxrc5y6l-ubuntu-26.04-server-cloudimg-amd64v3.img-nix-vm-test.qcow2.drv
  /nix/store/0q32ff32g0gvf8gkdr6gvirbknghp12j-run-vm-vm.drv
  /nix/store/8hwpj4zn397i1cwjpqg9sfjkaafrnq14-driver-configuration.json.drv
  /nix/store/2hfjgm3a740gv3g8478irld921wsbzhp-vm-test-ubuntu_26_04.drv