Follow these steps to download and set up a rayon crate in your project:

1. We will require the Rust compiler and any text editor for developing the Rust code snippet.cargo.
2. Create a new Cargo project named sample_rayon using:

      cargo new sample_rayon --bin

You will get the following screenshot as output:

3. Enter the newly created sample_rayon project and check whether the structure is created properly:

        cd sample_rayon/ && tree .

You will get the following output:

4. Open the Cargo.toml file to download the rayon crate using:

      nano Cargo.toml

5. Enter the following values in the dependencies tag:

6. Build the project again to download the rayon crate:

        cargo build

You will get the following screenshot as output:

7. Check the file structure to see the dependencies installed:

      ls && tree .

You will get the following screenshot as output: