Use `stable` Rust toolchain when installing Forc -- update installation.md
* Update installation.md
* Update docs/src/introduction/installation.md
John's suggestion.
@@ -16,6 +16,12 @@ The Sway toolchain and Fuel Core full node can be installed with:
cargo install forc fuel-core
```
+`forc` and `fuel-core` are built and tested against the `stable` Rust toolchain. There is no guarantee that they will work with the `nightly` Rust toolchain, so ensure you are using `stable` with:
+
+```sh
+rustup default stable
+```
+
### Updating `forc`
You can update `forc` and `fuel-core` with:
