Default panic message prints the type `Box<dyn Any>` as `Box<Any>`

[steffahn]

use std::panic::panic_any;
fn main() {
    panic_any(42);
}

   Compiling playground v0.0.1 (/playground)
    Finished dev [unoptimized + debuginfo] target(s) in 1.48s
     Running `target/debug/playground`
thread 'main' panicked at 'Box<Any>', src/main.rs:3:5
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

(playground)

I would’ve expected it to say

thread 'main' panicked at 'Box<dyn Any>', src/main.rs:3:5

Relevant point in std seems to be here.

@rustbot label C-enhancement, T-libs

[inquisitivecrystal]

@rustbot label +A-error-handling

[reaganmcf]

@rustbot claim

[inquisitivecrystal]

Wow, E-easy issues really do go fast. Best of luck, reaganmcf!