these 2 derivations will be built:
  /nix/store/k6a0npwxkjpvwn9il0kqkm2vzfq49d54-cargo-vendor-dir.drv
  /nix/store/fgc082xyhb03wi4ih9pxi7pl1311m3h0-horae-sqlx-prepare-0.1.0.drv