these 3 derivations will be built:
  /nix/store/8wsys1i23ckjkwvypazlfysjdp1xl5j6-claude-code-2.1.312.drv
  /nix/store/gs8ip49d5fj1wffnlw7j82k29wq4gg04-claudebox.drv
  /nix/store/hdjx585gagy8v7r3n50039jk8playfrm-check-claudebox.drv