failures:
---- rc::rc_from_vec_opt stdout ----
thread 'rc::rc_from_vec_opt' panicked at 'assertion failed: `(left == right)`
left: `-169216`,
right: `8`: Vector allocation not reused', library\alloc\tests\rc.rs:217:9
failures:
rc::rc_from_vec_opt
test result: FAILED. 652 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.29s
Test was added in https://github.com/rust-lang/rust/pull/104205/files#diff-7c162f3385758481b661bb4120fe36635a2933c200bd7713a34ba9e47bac411fR220