1 error: value assigned to `x` is never read
2 --> $DIR/liveness-dead.rs:9:13
4 LL | let mut x: isize = 3;
7 note: the lint level is defined here
8 --> $DIR/liveness-dead.rs:2:9
10 LL | #![deny(unused_assignments)]
12 = help: maybe it is overwritten before being read?
14 error: value assigned to `x` is never read
15 --> $DIR/liveness-dead.rs:17:5
20 = help: maybe it is overwritten before being read?
22 error: value passed to `x` is never read
23 --> $DIR/liveness-dead.rs:20:11
25 LL | fn f4(mut x: i32) {
28 = help: maybe it is overwritten before being read?
30 error: value assigned to `x` is never read
31 --> $DIR/liveness-dead.rs:27:5
36 = help: maybe it is overwritten before being read?
38 error: aborting due to 4 previous errors