these 2 derivations will be built:
  /nix/store/ppypvw961z170sm2jx5mgm0l3rc22kj4-claude-agent-acp-0.81.2.drv
  /nix/store/jmq0fmlxvsgyj2p3ly35lrks0wv4010b-check-claude-agent-acp.drv