these 8 derivations will be built:
  /nix/store/2ncz4dx04ac3xay6zr3jcwrplw96fnmc-ssh-keys.drv
  /nix/store/3222pk19pyn6qp9w0l45i0lz64dl3lfr-test-script.drv
  /nix/store/yyxnn2r6a509avm1svwcbd8y80k61hmq-libguestfs-1.56.2.drv
  /nix/store/7d8smqybvljcp4iad8ri1pld260bmf1v-guestfs-tools-1.52.3.drv
  /nix/store/s2l4hwcb7ilhxbi5k86asr6kpn5fply3-ubuntu-22.04-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv
  /nix/store/f9y5sdpki7qpfab8s4vg49jg024prv0w-run-vm-vm.drv
  /nix/store/m0n6dc76x942ca0qi1png3fcr1q01ai2-driver-configuration.json.drv
  /nix/store/ia17clyq7shkx9rd4zxrin44km3xap8q-test-driver.drv