these 2 derivations will be built:
  /nix/store/kv6pfz2f8m6xkdlqyff1yn8245g2vmxc-cargo-vendor-dir.drv
  /nix/store/pbdyj96gmwqcgn0b6kg8r76z2a39bcdn-nix-wire-0.1.0.drv