3 about: Report something that unexpectedly changed between Rust versions.
4 labels: C-bug, regression-untriaged
7 Thank you for filing a regression report! 🐛 A regression is something that changed between versions of Rust but was not supposed to.
9 Please provide a short summary of the regression, along with any information you feel is relevant to replicate it.
20 I expected to see this happen: *explanation*
22 Instead, this happened: *explanation*
24 ### Version it worked on
27 Provide the most recent version this worked on, for example:
29 It most recently worked on: Rust 1.47
32 It most recently worked on: <!-- version -->
34 ### Version with regression
37 Provide the version you are using that has the regression.
40 `rustc --version --verbose`:
46 Did the compiler crash? If so, please provide a backtrace.
51 Include a backtrace in the code block by setting `RUST_BACKTRACE=1` in your
52 environment. E.g. `RUST_BACKTRACE=1 cargo build`.
54 <details><summary>Backtrace</summary>
65 If you know when this regression occurred, please add a line like below, replacing `{channel}` with one of stable, beta, or nightly.
67 @rustbot modify labels: +regression-from-stable-to-{channel} -regression-untriaged