Update supported Rust versions in README
@@ -80,8 +80,9 @@ for your platform:
1. Install [`cargo` and `rustc`](https://www.rust-lang.org/tools/install).
- Zebra is tested with the latest `stable` Rust version.
- Earlier versions are not supported or tested, but they might work.
- (Rust 1.57 and earlier are not supported, due to missing features.)
+ Earlier versions are not supported or tested.
+ Any Zebra release can remove support for older Rust versions, without any notice.
+ (Rust 1.59 and earlier are definitely not supported, due to missing features.)
2. Install Zebra's build dependencies:
- **libclang:** the `libclang`, `libclang-dev`, `llvm`, or `llvm-dev` packages, depending on your package manager
- **clang** or another C++ compiler: `g++`, `Xcode`, or `MSVC`
