multiple inputs are not merged in output
When providing two packages as argument the output contains one package twice if it's in the rebuild or over the other package for example:
[jelle@natrium][~/projects/arch-rebuild-order]%cargo run blender opencolorio
Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Running `target/debug/arch-rebuild-order blender opencolorio`
opencolorio krita krita-plugin-gmic openimageio openshadinglanguage blender blender