Even it was "memory" safe, It could not survive OOM (Out of memory) situation.
Btw @fiatjaf, What makes you to prefer Golang more than Rust?
Sanity.
Look at how people quickly get insane when they start programming in Rust. Except for Mike Dilger.
Nah, I'm insane.
I have gotten completely incomprehensible errors using rust. Rather than try to understand them, I just try different things until the compiler shuts up.