these 3 derivations will be built:
  /nix/store/xv6f0i9wl0wcypablx4ywklvgmmzvyk6-bb-app-src-with-lock.drv
  /nix/store/kqix4s6qr87wfvsscrw8hbx3dqf8bdya-bb-app-0.46.0.drv
  /nix/store/inlz21bqv7d7m0s6xa5clyq12vk47ff7-check-bb-app.drv