these 2 derivations will be built:
  /nix/store/p27z09bmnw0s4d9lmnf2mqqd9wvzfssk-nixos-test-driver-plv8.drv
  /nix/store/dcp3p718v2mhs4rhhk8b81x8n7sy8j79-vm-test-run-plv8.drv