1error: multiple unused formatting arguments 2 --> $DIR/format-foreign.rs:2:30 3 | 4LL | println!("%.*3$s %s!\n", "Hello,", "World", 4); 5 | -------------- ^^^^^^^^ ^^^^^^^ ^ argument never used 6 | | | | 7 | | | argument never used 8 | | argument never used 9 | multiple missing formatting specifiers 10 | 11 = note: printf formatting not supported; see the documentation for `std::fmt` 12help: format specifiers use curly braces 13 | 14LL | println!("{:.2$} {}!\n", "Hello,", "World", 4); 15 | ~~~~~~ ~~ 16 17error: argument never used 18 --> $DIR/format-foreign.rs:3:29 19 | 20LL | println!("%1$*2$.*3$f", 123.456); 21 | ----------- ^^^^^^^ argument never used 22 | | 23 | help: format specifiers use curly braces: `{0:1$.2$}` 24 | 25 = note: printf formatting not supported; see the documentation for `std::fmt` 26 27error: multiple unused formatting arguments 28 --> $DIR/format-foreign.rs:6:7 29 | 30LL | println!(r###"%.*3$s 31 | ______________- 32LL | | %s!\n 33LL | | "###, "Hello,", "World", 4); 34 | | - ^^^^^^^^ ^^^^^^^ ^ argument never used 35 | | | | | 36 | | | | argument never used 37 | |____| argument never used 38 | multiple missing formatting specifiers 39 | 40 = note: printf formatting not supported; see the documentation for `std::fmt` 41help: format specifiers use curly braces 42 | 43LL ~ println!(r###"{:.2$} 44LL ~ {}!\n 45 | 46 47error: argument never used 48 --> $DIR/format-foreign.rs:12:30 49 | 50LL | println!("{} %f", "one", 2.0); 51 | ------- ^^^ argument never used 52 | | 53 | formatting specifier missing 54 55error: named argument never used 56 --> $DIR/format-foreign.rs:14:39 57 | 58LL | println!("Hi there, $NAME.", NAME="Tim"); 59 | ----- ^^^^^ named argument never used 60 | | 61 | help: format specifiers use curly braces: `{NAME}` 62 | 63 = note: shell formatting not supported; see the documentation for `std::fmt` 64 65error: multiple unused formatting arguments 66 --> $DIR/format-foreign.rs:15:32 67 | 68LL | println!("$1 $0 $$ $NAME", 1, 2, NAME=3); 69 | ---------------- ^ ^ ^ named argument never used 70 | | | | 71 | | | argument never used 72 | | argument never used 73 | multiple missing formatting specifiers 74 | 75 = note: shell formatting not supported; see the documentation for `std::fmt` 76help: format specifiers use curly braces 77 | 78LL | println!("{1} {0} $$ {NAME}", 1, 2, NAME=3); 79 | ~~~ ~~~ ~~~~~~ 80 81error: aborting due to 6 previous errors 82 83