these 3 derivations will be built:
  /nix/store/97k8dmxqpgk028gc2gp8krd52xmhwns1-git-surgeon-0.1.17-vendor.drv
  /nix/store/dnfxrx6gna6fi5ymm19jzn7gz4k702f6-git-surgeon-0.1.17.drv
  /nix/store/1gp2xn1wv98yafc6db6v5pypb9j19qz7-check-git-surgeon.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy