these 2 derivations will be built:
  /nix/store/3ipssz36agjrnw1jc7m6hzsg0g7yqykf-cargo-vendor-dir.drv
  /nix/store/r97gk0fjj8j3wzmr2aydiq5hf3nrv1qv-horae-sqlx-prepare-0.1.0.drv