these 3 derivations will be built:
  /nix/store/4i3a8adivyiqv6zk3apszg4q2g5xlyan-driverConfiguration.json.drv
  /nix/store/mcy1ylrnj9ma8dnrbh1pnm3cw6i3pxvr-nixos-test-driver-nix-grpc-store-main.drv
  /nix/store/lwiknqx5y3vgryyhsmcjpvb8b22gh7ym-vm-test-run-nix-grpc-store-main.drv