these 2 derivations will be built:
  /nix/store/9gnhgzmvqi0vmvdmrqjj7q9j7fkh49xm-nixos-test-driver-vector.drv
  /nix/store/lgs1bgz2hcgkzkkgs14h1d8yl5983ksr-vm-test-run-vector.drv