Hi Marius, On Tue, 27 Mar 2018 20:08:01 +0200 Marius Bakke wrote: > IIUC mrustc only targets x86_64 currently, so I don't expect it to > become viable for Guix in a good while. I've checked the source code and it seems there's support for ARM in the works. There's an old issue report at . I've commented there - let's see.