these 2 derivations will be built:
  /nix/store/kb1w5z6qivj4l6vqz4zkir7nry6v1cfg-nixos-test-driver-wrappers.drv
  /nix/store/s8zrv4s2v1d4s88s6miib5fgzvd1f654-vm-test-run-wrappers.drv