rust/src/test/ui/macros/format-unused-lables.stderr

error: multiple unused formatting arguments
  --> $DIR/format-unused-lables.rs:12:5
   |
12 |     println!("Test", 123, 456, 789);
   |     ^^^^^^^^^^^^^^^^^---^^---^^---^^
   |                      |    |    |
   |                      |    |    unused
   |                      |    unused
   |                      unused
   |
   = note: this error originates in a macro outside of the current crate (run with -Z external-macro-backtrace for more info)

error: multiple unused formatting arguments
  --> $DIR/format-unused-lables.rs:14:5
   |
14 | /     println!("Test2",
15 | |         123,
   | |         --- unused
16 | |         456,
   | |         --- unused
17 | |         789
   | |         --- unused
18 | |     );
   | |______^
   |
   = note: this error originates in a macro outside of the current crate (run with -Z external-macro-backtrace for more info)

error: named argument never used
  --> $DIR/format-unused-lables.rs:20:35
   |
20 |     println!("Some stuff", UNUSED="args");
   |                                   ^^^^^^

error: multiple unused formatting arguments
  --> $DIR/format-unused-lables.rs:22:5
   |
22 | /     println!("Some more $STUFF",
23 | |         "woo!",
   | |         ------ unused
24 | |             STUFF=
25 | |        "things"
   | |        -------- unused
26 | |              , UNUSED="args");
   | |_______________________------_^
   |                         |
   |                         unused
   |
   = help: `$STUFF` should be written as `{STUFF}`
   = note: shell formatting not supported; see the documentation for `std::fmt`
   = note: this error originates in a macro outside of the current crate (run with -Z external-macro-backtrace for more info)

error: aborting due to 4 previous errors