error: unused attribute
  --> $DIR/unused-attr.rs:17:1
   |
LL | #[foo] //~ ERROR unused attribute
   | ^^^^^^
   |
note: lint level defined here
  --> $DIR/unused-attr.rs:11:9
   |
LL | #![deny(unused_attributes)]
   |         ^^^^^^^^^^^^^^^^^

error: unused attribute
  --> $DIR/unused-attr.rs:20:1
   |
LL | #[foo] //~ ERROR unused attribute
   | ^^^^^^

error: unused attribute
  --> $DIR/unused-attr.rs:25:5
   |
LL |     #[foo] //~ ERROR unused attribute
   |     ^^^^^^

error: unused attribute
  --> $DIR/unused-attr.rs:23:1
   |
LL | #[foo] //~ ERROR unused attribute
   | ^^^^^^

error: unused attribute
  --> $DIR/unused-attr.rs:33:9
   |
LL |         #[foo] //~ ERROR unused attribute
   |         ^^^^^^

error: unused attribute
  --> $DIR/unused-attr.rs:31:5
   |
LL |     #[foo] //~ ERROR unused attribute
   |     ^^^^^^

error: unused attribute
  --> $DIR/unused-attr.rs:29:1
   |
LL | #[foo] //~ ERROR unused attribute
   | ^^^^^^

error: unused attribute
  --> $DIR/unused-attr.rs:41:9
   |
LL |         #[foo] //~ ERROR unused attribute
   |         ^^^^^^

error: unused attribute
  --> $DIR/unused-attr.rs:38:1
   |
LL | #[foo] //~ ERROR unused attribute
   | ^^^^^^

error: unused attribute
  --> $DIR/unused-attr.rs:48:5
   |
LL |     #[foo] //~ ERROR unused attribute
   |     ^^^^^^

error: unused attribute
  --> $DIR/unused-attr.rs:46:1
   |
LL | #[foo] //~ ERROR unused attribute
   | ^^^^^^

error: unused attribute
  --> $DIR/unused-attr.rs:54:5
   |
LL |     #[foo] //~ ERROR unused attribute
   |     ^^^^^^

error: unused attribute
  --> $DIR/unused-attr.rs:56:5
   |
LL |     #[foo] //~ ERROR unused attribute
   |     ^^^^^^

error: unused attribute
  --> $DIR/unused-attr.rs:52:1
   |
LL | #[foo] //~ ERROR unused attribute
   | ^^^^^^

error: unused attribute
  --> $DIR/unused-attr.rs:15:1
   |
LL | #![foo] //~ ERROR unused attribute
   | ^^^^^^^

error: aborting due to 15 previous errors