these 4 derivations will be built:
  /nix/store/g4axwfcs1r2996sdx4l37bxl4bm3j18g-source.drv
  /nix/store/sj2ya6lg447swbmqc2m8d1pphicqjp8b-claude-agent-acp-0.99.0-npm-deps.drv
  /nix/store/2cpr1y7iwz6rhxpphr3scvxjagh5s1v7-claude-agent-acp-0.99.0.drv
  /nix/store/9byvw6anp7fd343xs5gsssikzws16im6-check-claude-agent-acp.drv