these 2 derivations will be built:
  /nix/store/0s1717zw35g3rfim4a8gcnw7z5f8h988-nixos-test-driver-pgaudit.drv
  /nix/store/7cifrp5zn6gf8scif6m47cqkkxc70mw6-vm-test-run-pgaudit.drv