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warning: anonymous parameters are deprecated and will be removed in the next edition
  --> $DIR/anon-params-deprecated.rs:9:12
   |
LL |     fn foo(i32);
   |            ^^^ help: try naming the parameter or explicitly ignoring it: `_: i32`
   |
   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
note: the lint level is defined here
  --> $DIR/anon-params-deprecated.rs:1:9
   |
LL | #![warn(anonymous_parameters)]
   |         ^^^^^^^^^^^^^^^^^^^^

warning: anonymous parameters are deprecated and will be removed in the next edition
  --> $DIR/anon-params-deprecated.rs:12:30
   |
LL |     fn bar_with_default_impl(String, String) {}
   |                              ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: String`
   |
   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>

warning: anonymous parameters are deprecated and will be removed in the next edition
  --> $DIR/anon-params-deprecated.rs:12:38
   |
LL |     fn bar_with_default_impl(String, String) {}
   |                                      ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: String`
   |
   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>

warning: 3 warnings emitted