Crystal lang implementation
Hi. I made a basic implementation in [Crystal](https://crystal-lang.org) if you want it. No special tuning.
[unscientific.txt](https://github.com/frol/completely-unscientific-benchmarks/files/2237931/unscientific.txt)


Would be fun to see how it stacks up to the rest on the same hardware and I think the language is getting more and more attention these days and fits nicely together with the other languages you have benchmarked.