these 3 derivations will be built:
  /nix/store/jyw3vqv0vf1457ldikjws8n31pq6kzdf-source.drv
  /nix/store/4rhi5f422psrhgd2z68dpnna9l196qb1-qwen-code-0.25.3.drv
  /nix/store/6vldza0md7cbn8zp0zbvla1l80x22sx7-check-qwen-code.drv