these 2 derivations will be built:
  /nix/store/q82g9x8dx54ayx4ml7jk5z4whaznhnsd-nixos-test-driver-pgjwt.drv
  /nix/store/9y5mfm1d6brsgfmakgi1i8c6lhgx0j1x-vm-test-run-pgjwt.drv