Sourced from actions-rust-lang/setup-rust-toolchain's changelog.
[1.4.3] - 2023-02-21
Fixed
- Executing the action twice for different toolchains now no longer fails around unstable features #12. If multiple toolchains are installed, the "CARGO_REGISTRIES_CRATES_IO_PROTOCOL" can be downgraded to "git" if any of the installed toolchains require it.
64fef3b
Merge pull request #13
from actions-rust-lang/double-runcea2ca5
Add changelog entryf010a58
Always downgrade the registry protocol to supported versions