these 2 derivations will be built:
  /nix/store/fykz2lm8qs6hl2wlv3y4nlafhcd57dbq-nixos-test-driver-pgjwt.drv
  /nix/store/in7zb17awnmqnynghjbz0kbz7pknbqvr-vm-test-run-pgjwt.drv