Use latest Rust in backend Docker image. #1330
Merged
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The
pest
crate (a dependency ofcomrak
) requires at least Rust 1.23 (https://github.com/pest-parser/pest#usage).Currently we test crates.io on Travis using latest stable Rust (and newer).
I don't think there's any reason to pin the Docker image to a specific (and outdated) Rust version.