these 4 derivations will be built:
  /nix/store/x7g5l2pqjyi14bqwlbbrkq774nbnhnmc-ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv
  /nix/store/wd51aa9xk6pjpimkkyi81c1ixrx00dr2-run-vm-vm.drv
  /nix/store/36xggs6d035bh4sv7s3hc63my6jr1l0w-driver-configuration.json.drv
  /nix/store/b48kfi3g7vs35d60xdnbf35841ivq09v-vm-test-ubuntu_24_04.drv