these 2 derivations will be built:
  /nix/store/71sypv5fgdvw9xglqsb57z0rqlfmyicj-cargo-vendor-dir.drv
  /nix/store/avhn8hq6f2z1jzg5p26chk4dz5bg8m3g-horae-sqlx-prepare-0.1.0.drv