[beta] backports#139988

Merged

bors merged 7 commits intorust-lang:betafrom

cuviper:beta-next

Apr 19, 2025

Commits on Apr 17, 2025

Fix 2024 edition doctest panic output

GuillaumeGomez
authored and
cuviper
committed
Add regression test for #137970

GuillaumeGomez
authored and
cuviper
committed
Use `eprint!` instead of `eprintln!`

GuillaumeGomez
authored and
cuviper
committed
make `Arguments::as_statically_known_str` doc(hidden)

mejrs
authored and
cuviper
committed
Revert "Deduplicate template parameter creation"

petrochenkov
authored and
cuviper
committed

Commits on Apr 18, 2025

sync::mpsc: add miri reproducer of double free

petrosagg
authored and
cuviper
committed
sync::mpsc: prevent double free on `Drop`

petrosagg
authored and
cuviper
committed