these 3 derivations will be built:
  /nix/store/saz5lxhf7hwiabckysmbx5c292nmr1vy-source.drv
  /nix/store/c55kvnjpmr5qacpy0srsaks92952jr5a-qwen-code-0.27.3.drv
  /nix/store/1w3dpn8h8nyzq50snxlpwifih2j1w8as-check-qwen-code.drv