3 test $DIR/display-output.rs - foo (line 6) ... ok
7 ---- $DIR/display-output.rs - foo (line 6) stdout ----
8 warning: unused variable: `x`
9 --> $DIR/display-output.rs:7:5
12 | ^ help: if this is intentional, prefix it with an underscore: `_x`
14 = note: `#[warn(unused_variables)]` on by default
16 warning: 1 warning emitted
21 $DIR/display-output.rs - foo (line 6)
23 test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in $TIME