1 error[E0384]: cannot assign twice to immutable variable `b`
2 --> $DIR/liveness-assign-imm-local-with-drop.rs:20:5
4 LL | let b = Box::new(1); //[ast]~ NOTE first assignment
5 | - first assignment to `b`
7 LL | b = Box::new(2); //[ast]~ ERROR cannot assign twice to immutable variable
8 | ^^^^^^^^^^^^^^^ cannot assign twice to immutable variable
10 error: aborting due to previous error
12 For more information about this error, try `rustc --explain E0384`.