a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.unsafe precondition(s) violated: hint::unreachable_unchecked must never be reached

This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.there is no such thing as an acquire-release loadthere is no such thing as a release loadthere is no such thing as an acquire-release storethere is no such thing as an acquire storethere is no such thing as a release failure orderingthere is no such thing as an acquire-release failure orderingthere is no such thing as a relaxed fenceunsafe precondition(s) violated: Layout::from_size_align_unchecked requires that align is a power of 2 and the rounded-up allocation size does not exceed isize::MAX

This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.is_nonoverlapping: `size_of::<T>() * count` overflows a usize`len` must be smaller than or equal to `self.capacity()`Tried to shrink to a larger capacity`new_layout.size()` must be smaller than or equal to `old_layout.size()`align_offset: align is not a power-of-two€