these 4 derivations will be built:
  /nix/store/hq1a1am38wwralhca7kznqq1dxlzcw2v-ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv
  /nix/store/81nqjfgva1r59sxhfszrq4g53l5xpjx4-run-vm-vm.drv
  /nix/store/3zc2zr16d9di9ry7r1ygzb887clrfzl0-driver-configuration.json.drv
  /nix/store/wdsfimqqlk5549baqqz3dahibg2r6bak-vm-test-ubuntu_24_04.drv