these 2 derivations will be built:
  /nix/store/i8h9kaf8n2zfkywpci9bi8ksc47xvi1x-claude-agent-acp-0.89.1.drv
  /nix/store/gjz0ss6ni7waqlycc9r5m957acmzm5an-check-claude-agent-acp.drv