these 2 derivations will be built:
  /nix/store/v96x4c65ikxsb9xysj6qg25c2dpgm9rj-trellis-0.6.17.drv
  /nix/store/h7g9kc1myvi6lzq5xfnjyqs0rkxj6biq-check-trellis.drv