these 3 derivations will be built:
  /nix/store/ln97vn585kld6z3zb4iwlah9frjbsg2k-bb-app-src-with-lock.drv
  /nix/store/sgs194swxda6gf1iiiydg1mpy9cyd62x-bb-app-0.43.3-npm-deps.drv
  /nix/store/2zhvvp55wnvy99img9qhzfnkqzxnp7g4-bb-app-0.43.3.drv