these 5 derivations will be built:
  /nix/store/fjvdzp57wghy3sw4sxawx8lj9jgjmk62-bb-app-0.44.0.tgz.drv
  /nix/store/pwmp3x8lqw0arm0qsr9c1h3n9wbncfqv-bb-app-src-with-lock.drv
  /nix/store/wnzzbk76v3x2sbbs5ya0zyx004wmg445-bb-app-0.44.0-npm-deps.drv
  /nix/store/cah26kzmszvxikql8b5grjbqcvjf2ilz-bb-app-0.44.0.drv
  /nix/store/78vy5wjvhw9z36c0s78n3whdqxa5kgz3-check-bb-app.drv