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$ cargo run
Compiling variables v0.1.0 (file:///projects/variables)
error[E0384]: cannot assign twice to immutable variable `x`
--> src/main.rs:4:5
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2 | let x = 5;
| -
| |
| first assignment to `x`
| help: consider making this binding mutable: `mut x`
3 | println!("The value of x is: {x}");
4 | x = 6;
| ^^^^^ cannot assign twice to immutable variable
For more information about this error, try `rustc --explain E0384`.
error: could not compile `variables` due to previous error
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