these 4 derivations will be built:
  /nix/store/y0hylgpwkw5ms8sfk8ag8h58pjbixvlj-ubuntu-26.04-server-cloudimg-amd64v3.img-nix-vm-test.qcow2.drv
  /nix/store/a5jya2m1dgdfcm9zykx9wfhm5lvrdgpa-run-vm-vm.drv
  /nix/store/9m4v12z62a9zkrjwi4zf256lm4pljn99-driver-configuration.json.drv
  /nix/store/jk6giyfwhrzwag1vb5vm9nc6q9ps3kwj-vm-test-ubuntu_26_04.drv