error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:51:11 | LL | fn bad(x: &u32, y: &Foo, z: &Baz) {} | ^^^^ help: consider passing by value instead: `u32` | note: the lint level is defined here --> $DIR/trivially_copy_pass_by_ref.rs:3:9 | LL | #![deny(clippy::trivially_copy_pass_by_ref)] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:51:20 | LL | fn bad(x: &u32, y: &Foo, z: &Baz) {} | ^^^^ help: consider passing by value instead: `Foo` error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:51:29 | LL | fn bad(x: &u32, y: &Foo, z: &Baz) {} | ^^^^ help: consider passing by value instead: `Baz` error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:58:12 | LL | fn bad(&self, x: &u32, y: &Foo, z: &Baz) {} | ^^^^^ help: consider passing by value instead: `self` error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:58:22 | LL | fn bad(&self, x: &u32, y: &Foo, z: &Baz) {} | ^^^^ help: consider passing by value instead: `u32` error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:58:31 | LL | fn bad(&self, x: &u32, y: &Foo, z: &Baz) {} | ^^^^ help: consider passing by value instead: `Foo` error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:58:40 | LL | fn bad(&self, x: &u32, y: &Foo, z: &Baz) {} | ^^^^ help: consider passing by value instead: `Baz` error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:60:16 | LL | fn bad2(x: &u32, y: &Foo, z: &Baz) {} | ^^^^ help: consider passing by value instead: `u32` error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:60:25 | LL | fn bad2(x: &u32, y: &Foo, z: &Baz) {} | ^^^^ help: consider passing by value instead: `Foo` error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:60:34 | LL | fn bad2(x: &u32, y: &Foo, z: &Baz) {} | ^^^^ help: consider passing by value instead: `Baz` error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:62:35 | LL | fn bad_issue7518(self, other: &Self) {} | ^^^^^ help: consider passing by value instead: `Self` error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:74:16 | LL | fn bad2(x: &u32, y: &Foo, z: &Baz) {} | ^^^^ help: consider passing by value instead: `u32` error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:74:25 | LL | fn bad2(x: &u32, y: &Foo, z: &Baz) {} | ^^^^ help: consider passing by value instead: `Foo` error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:74:34 | LL | fn bad2(x: &u32, y: &Foo, z: &Baz) {} | ^^^^ help: consider passing by value instead: `Baz` error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:78:34 | LL | fn trait_method(&self, _foo: &Foo); | ^^^^ help: consider passing by value instead: `Foo` error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:110:21 | LL | fn foo_never(x: &i32) { | ^^^^ help: consider passing by value instead: `i32` error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:115:15 | LL | fn foo(x: &i32) { | ^^^^ help: consider passing by value instead: `i32` error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte) --> $DIR/trivially_copy_pass_by_ref.rs:142:37 | LL | fn _unrelated_lifetimes<'a, 'b>(_x: &'a u32, y: &'b u32) -> &'b u32 { | ^^^^^^^ help: consider passing by value instead: `u32` error: aborting due to 18 previous errors