these 4 derivations will be built:
  /nix/store/ap4v0ck9r4sycjx5psb9ywkdfk1azzcf-ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv
  /nix/store/z5i27ldyskdgx8skj8psycs6d0nyw1c1-run-vm-vm.drv
  /nix/store/20hhj7ir76xg4x98815416xhkgdcp4ky-driver-configuration.json.drv
  /nix/store/8rhzhjffa9sfyq2i5pfvip8i9hqzzby8-vm-test-ubuntu_24_04.drv