### Reported instances - [#t-infra/bootstrap > aarch64-apple try job doesn't work](https://rust-lang.zulipchat.com/#narrow/channel/326414-t-infra.2Fbootstrap/topic/aarch64-apple.20try.20job.20doesn't.20work/with/522779920) - [#t-infra > Transitioning try builds to new bors @ 💬](https://rust-lang.zulipchat.com/#narrow/channel/242791-t-infra/topic/Transitioning.20try.20builds.20to.20new.20bors/near/523026951) ### Temporary mitigations - https://github.com/rust-lang/rust/pull/142241 ### Investigation and fixes TODO