these 2 derivations will be built:
  /nix/store/vrqzx6ynyb4rbqhcg7p1dfgkicxx7p5m-nixos-test-driver-pgaudit.drv
  /nix/store/l3gb4y32xp3h0pvcv076q09iyr75hdy9-vm-test-run-pgaudit.drv