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regression: trait bound not satisfied #125194

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BoxyUwU opened this issue May 17, 2024 · 2 comments
Open

regression: trait bound not satisfied #125194

BoxyUwU opened this issue May 17, 2024 · 2 comments
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P-critical Critical priority regression-from-stable-to-beta Performance or correctness regression from stable to beta. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
Milestone
1.79.0

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@BoxyUwU
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BoxyUwU commented May 17, 2024 

[INFO] [stdout] error[E0277]: the trait bound `for<'a> beef::generic::Cow<'a, str, beef::wide::internal::Wide>: Borrow<beef::generic::Cow<'_, str, lean::internal::Lean>>` is not satisfied
[INFO] [stdout]    --> src/page.rs:433:18
[INFO] [stdout]     |
[INFO] [stdout] 433 |             .get(template)
[INFO] [stdout]     |              --- ^^^^^^^^ the trait `for<'a> Borrow<beef::generic::Cow<'_, str, lean::internal::Lean>>` is not implemented for `beef::generic::Cow<'a, str, beef::wide::internal::Wide>`
[INFO] [stdout]     |              |
[INFO] [stdout]     |              required by a bound introduced by this call
[INFO] [stdout]     |

likely #119820 cc @lcnr, this was intended breakage afaik
@BoxyUwU BoxyUwU added T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. regression-from-stable-to-beta Performance or correctness regression from stable to beta. labels May 17, 2024
@rustbot rustbot added I-prioritize Issue: Indicates that prioritization has been requested for this issue. needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. labels May 17, 2024
@BoxyUwU BoxyUwU mentioned this issue May 17, 2024
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@BoxyUwU BoxyUwU added this to the 1.79.0 milestone May 17, 2024
@lcnr
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lcnr commented May 17, 2024

likely caused by #119820. I am considering to reenable the old behavior for one more beta version to give this more time on nightly. Doing so is straightforward and non-breaking

@saethlin saethlin removed the needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. label May 18, 2024
@apiraino
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WG-prioritization assigning priority (Zulip discussion).

@rustbot label -I-prioritize +P-critical

@rustbot rustbot added P-critical Critical priority and removed I-prioritize Issue: Indicates that prioritization has been requested for this issue. labels May 21, 2024
@lcnr lcnr mentioned this issue May 27, 2024
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P-critical Critical priority regression-from-stable-to-beta Performance or correctness regression from stable to beta. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
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