error: use of `Debug`-based formatting --> $DIR/print.rs:13:27 | 13 | write!(f, "{:?}", 43.1415) | ^^^^^^^ | = note: `-D use-debug` implied by `-D warnings` 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:30:26 | 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:32:27 | 32 | print!("Hello {:#?}", "#orld"); | ^^^^^^^ error: aborting due to 8 previous errors