these 4 derivations will be built:
  /nix/store/2sprsqvcbxz3qcwbmzfiz4aam86lkn50-ubuntu-26.04-server-cloudimg-amd64v3.img-nix-vm-test.qcow2.drv
  /nix/store/g6x5n3dazz2wfab9ihdv6ykc9ckzbfzb-run-vm-vm.drv
  /nix/store/7c6zgkqgdx90xa4kg9h0137vjxvfgby8-driver-configuration.json.drv
  /nix/store/l4970ahg5mkh8haqm783i87yw387f8ap-vm-test-ubuntu_26_04.drv