these 4 derivations will be built:
  /nix/store/nilp1kgvxg76vi1ibr8ga4x3qycixk7m-source.drv
  /nix/store/y3rqwqbdl0934hp943ba7c2i8xl55qh7-claude-agent-acp-0.93.0-npm-deps.drv
  /nix/store/j33461279xvz1gvs2jwndaacbpwgd1np-claude-agent-acp-0.93.0.drv
  /nix/store/mry5frqk8hj2q5aparkrpbg20sq9i2g6-check-claude-agent-acp.drv