these 4 derivations will be built:
  /nix/store/m3paqb4lqai4bfm00l0cs3if557jylr4-ubuntu-26.04-server-cloudimg-amd64v3.img-nix-vm-test.qcow2.drv
  /nix/store/mdwpa6hnf031gl2wav8qsq4fn4g992b3-run-vm-vm.drv
  /nix/store/m5g4va3j0midqimzajj8ibhyvgw48f81-driver-configuration.json.drv
  /nix/store/vikmkp7pmjrfj3f0jnv8jssi46fyva33-vm-test-ubuntu_26_04.drv