these 4 derivations will be built:
  /nix/store/3g7y250dpl3n7yvzdlhir2f280avbb5b-ubuntu-26.04-server-cloudimg-amd64v3.img-nix-vm-test.qcow2.drv
  /nix/store/vy0az5h7sykk8in0m0vhhg9hazch06af-run-vm-vm.drv
  /nix/store/655c28ak8xp8a3164wy9r7ihwhm2msg8-driver-configuration.json.drv
  /nix/store/4rmbn68bd8fm5ybhllhlznffrjnrav68-vm-test-ubuntu_26_04.drv