Add a new check-pass UI test for returning impl Fn(T) -> impl Trait by LFS6502 · Pull Request #136971 · rust-lang/rust (original) (raw)

I ran the bisection

bisect-rustc results

cargo bisect-rustc --start=2023-02-10 --end=2024-07-20 --regress success

RESULT: nightly-2024-04-10, ===> Successfully compiled
uninstalling nightly-2024-04-10

searched toolchains nightly-2023-02-10 through nightly-2024-07-20

Regression in nightly-2024-04-10

fetching https://static.rust-lang.org/dist/2024-04-09/channel-rust-nightly-git-commit-hash.txt
nightly manifest 2024-04-09: 40 B / 40 B [================================================================================================] 100.00 % 1.48 MB/s converted 2024-04-09 to ab5bda1
fetching https://static.rust-lang.org/dist/2024-04-10/channel-rust-nightly-git-commit-hash.txt
nightly manifest 2024-04-10: 40 B / 40 B [================================================================================================] 100.00 % 1.65 MB/s converted 2024-04-10 to 8b2459c
looking for regression commit between 2024-04-09 and 2024-04-10
fetching (via remote github) commits from max(ab5bda1, 2024-04-07) to 8b2459c
ending github query because we found starting sha: ab5bda1
get_commits_between returning commits, len: 10
commit[0] 2024-04-08: Auto merge of #123645 - matthiaskrgr:rollup-yd8d7f1, r=matthiaskrgr
commit[1] 2024-04-08: Auto merge of #122077 - oli-obk:eager_opaque_checks4, r=lcnr
commit[2] 2024-04-09: Auto merge of #122387 - DianQK:re-enable-early-otherwise-branch, r=cjgillot
commit[3] 2024-04-09: Auto merge of #123099 - oli-obk:span_tcx, r=petrochenkov
commit[4] 2024-04-09: Auto merge of #123663 - matthiaskrgr:rollup-1qnj9j3, r=matthiaskrgr
commit[5] 2024-04-09: Auto merge of #123272 - saethlin:reachable-mono-cleanup, r=cjgillot
commit[6] 2024-04-09: Auto merge of #123631 - oli-obk:fail_slow, r=jieyouxu
commit[7] 2024-04-09: Auto merge of #123676 - GuillaumeGomez:rollup-1hurixy, r=GuillaumeGomez
commit[8] 2024-04-09: Auto merge of #123485 - madsmtm:use-libc-copyfile, r=joboet
commit[9] 2024-04-09: Auto merge of #123683 - pietroalbini:pa-cve-2024-24576-nightly, r=pietroalbini
ERROR: no CI builds available between ab5bda1 and 8b2459c within last 167 days