these 2 derivations will be built:
  /nix/store/q0yxys2sz3dy216r95sp4kfhffnib6fh-qwen-code-0.25.3.drv
  /nix/store/a0h5gvxvq90jl70r7nqy3vb6dy3wj50m-check-qwen-code.drv