these 2 derivations will be built:
  /nix/store/qy5spq5bh2nh5v9ysi0m0r5krdf5rq62-nixos-test-driver-pgaudit.drv
  /nix/store/bpl0ymvp6badhr1rccb4lsx8ar470r3l-vm-test-run-pgaudit.drv