in your code, you can use:
```terminal
-RUSTFLAGS=--sysroot=`rustc --print sysroot` cargo run --bin cargo-clippy --manifest-path=path_to_clippys_Cargo.toml
+cargo run --bin cargo-clippy --manifest-path=path_to_clippys_Cargo.toml
```
*[Note](https://github.com/rust-lang/rust-clippy/wiki#a-word-of-warning):*