these 4 derivations will be built:
  /nix/store/amzbfh0b0sz7cg5axy2bdg0qmmmxqfw3-ubuntu-22.04-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv
  /nix/store/524w5pq6mri01bafxg7zzi4dkvlqbmqx-run-vm-vm.drv
  /nix/store/4c8lm1z157lbv9ipjb4a28v4z4ykx7xv-driver-configuration.json.drv
  /nix/store/ndidbcv8n8734wm476hxfxhhmrg5cr3k-test-driver.drv