these 3 derivations will be built:
  /nix/store/yvxv4389n7ryw743gpqhwrf1p453hlf2-claude-code-2.1.304.drv
  /nix/store/hdl6a0qvzj6gn27104w0kwh82y1vq1zf-claudebox.drv
  /nix/store/7fp8dpsqpn6cl9s50dpzjgriq922v7lx-check-claudebox.drv