these 3 derivations will be built:
  /nix/store/82pnk0g0a9v18d102czvd0sga0isc48l-bb-app-src-with-lock.drv
  /nix/store/qh2lnwjswk4b7dmdr25rb6h1vgplfvrj-bb-app-0.46.1.drv
  /nix/store/d7yjbgsvf8ha2ikssmknzzx6n0q7zgfg-check-bb-app.drv