Rust 1.60.0 prerelease testing

The 1.60.0 pre-release is ready for testing. The release is scheduled for this Thursday, April 7th. Release notes can be found here.

You can try it out locally by running:

RUSTUP_DIST_SERVER= rustup update stable

The index is You can leave feedback on this thread.

The release team is also thinking about changes to our pre-release process: we'd love your feedback on this GitHub issue.


The {Rc,Arc}::new_cyclic documentation could really use some elaboration. At least I have zero idea what they do and what the use case is based on the docs :frowning: Where does the closure argument come from? Why is the closure needed in the first place? What should it return?


If there's not already, feel free to create an issue for this.

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Opened issue 95672.

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What about incremental compilation? It was disabled in 1.59, is it still disabled in 1.60 ?

See this part of the blog post draft


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