> The Rust team's answer to this is "crater runs", where they build the current versions of all packages on crates.io with the new compiler to predict the ecosy

> The Rust team's answer to this is "crater runs", where they build the current versions of all packages on crates.io with the new compiler to predict the ecosystem impact of a potential change. Wow! I never knew this. What a fantastic use case for good, automatic, CI.