```
warning: using `clone` on type `cache_padded::CachePadded<i32>` which implements the `Copy` trait
--> tests/padding.rs:86:13
|
86 | let b = a.clone();
| ^^^^^^^^^ help: try removing the `clone` call: `a`
|
= note: `#[warn(clippy::clone_on_copy)]` on by default
= help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
```