I bet this guy really wants to know how to do it in Julia, and is just taking the "Linux sucks because you can't do X the way you can in Windows" route to getting the answer :)
https://discourse.julialang.org/t/rust-julia-comparison-post...
So far, a bug fix improves it 4700 min -> 150 min, changing the type stored -> 20 min, further optimisations -> 15 min.