error: the `min` method cannot be invoked on `&dyn Iterator<Item = &u64>` | |
--> $DIR/imm-ref-trait-object.rs:2:8 | |
| | |
LL | t.min().unwrap() | |
| ^^^ | |
| | |
help: you need `&mut dyn Iterator<Item = &u64>` instead of `&dyn Iterator<Item = &u64>` | |
| | |
LL | fn test(t: &mut dyn Iterator<Item=&u64>) -> u64 { | |
| +++ | |
error: aborting due to 1 previous error | |