From my experience UB in Rust can manifest a bit differently than in C or C++, but still generally has enough smoke in the right area. I believe their point wa

From my experience UB in Rust can manifest a bit differently than in C or C++, but still generally has enough smoke in the right area. I believe their point was that they only needed to audit only the unsafe blocks to find the actual root cause of the bug once they had an idea of the problematic area.