this is possible in rust, albeit with a lot of shenanigans. See this article where someone made a GC in rust where the external references are bound to a specif

this is possible in rust, albeit with a lot of shenanigans. See this article where someone made a GC in rust where the external references are bound to a specific GC via a unique lifetime: https://kyju.org/blog/tokioconf-2026/ https://kyju.org/blog/tokioconf-2026/