error: use of `Debug`-based formatting --> $DIR/print.rs:13:19 | 13 | write!(f, "{:?}", 43.1415) | ^^^^^^ | = note: `-D use-debug` implied by `-D warnings` error: use of `Debug`-based formatting --> $DIR/print.rs:20:19 | 20 | write!(f, "{:?}", 42.718) | ^^^^^^ error: use of `println!` --> $DIR/print.rs:25:5 | 25 | println!("Hello"); | ^^^^^^^^^^^^^^^^^ | = note: `-D print-stdout` implied by `-D warnings` error: use of `print!` --> $DIR/print.rs:26:5 | 26 | print!("Hello"); | ^^^^^^^^^^^^^^^ error: use of `print!` --> $DIR/print.rs:28:5 | 28 | print!("Hello {}", "World"); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: use of `print!` --> $DIR/print.rs:30:5 | 30 | print!("Hello {:?}", "World"); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: use of `Debug`-based formatting --> $DIR/print.rs:30:12 | 30 | print!("Hello {:?}", "World"); | ^^^^^^^^^^^^ error: use of `print!` --> $DIR/print.rs:32:5 | 32 | print!("Hello {:#?}", "#orld"); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: use of `Debug`-based formatting --> $DIR/print.rs:32:12 | 32 | print!("Hello {:#?}", "#orld"); | ^^^^^^^^^^^^^ error: aborting due to 9 previous errors