Auto merge of #11527 - y21:iter_without_into_iter, r=Jarcho #3543

Job	Run time
changelog	5s
integration_build	2m 51s
metadata_collection	2m 17s
base (ubuntu-latest, x86_64-unknown-linux-gnu)	7m 44s
base (ubuntu-latest, i686-unknown-linux-gnu)	8m 4s
base (windows-latest, x86_64-pc-windows-msvc)	11m 27s
base (macos-latest, x86_64-apple-darwin)	9m 1s
integration (rust-lang/cargo)	3m 45s
integration (rust-lang/chalk)	2m 19s
integration (rust-lang/rustfmt)	50s
integration (Marwes/combine)	44s
integration (Geal/nom)	52s
integration (rust-lang/stdarch)	45s
integration (serde-rs/serde)	1m 20s
integration (chronotope/chrono)	1m 1s
integration (hyperium/hyper)	59s
integration (rust-random/rand)	52s
integration (rust-lang/futures-rs)	58s
integration (rust-itertools/itertools)	50s
integration (rust-lang-nursery/failure)	54s
integration (rust-lang/log)	55s
integration (matthiaskrgr/clippy_ci_panic_test)	34s
bors test finished	2s
bors test finished	0s
	59m 9s

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