error[E0592]: duplicate definitions with name `hello`
  --> $DIR/overlap.rs:20:12
   |
LL | impl Foo { fn hello() {} }
   |            ^^^^^^^^^^ duplicate definitions for `hello`
LL | impl Foo { fn hello() {} }
   |            ---------- other definition for `hello`

error[E0592]: duplicate definitions with name `hello2`
  --> $DIR/overlap.rs:31:5
   |
LL |     fn hello2() {}
   |     ^^^^^^^^^^^ duplicate definitions for `hello2`
...
LL |     fn hello2() {}
   |     ----------- other definition for `hello2`

error[E0592]: duplicate definitions with name `bar`
  --> $DIR/overlap.rs:46:5
   |
LL |     fn bar() {}
   |     ^^^^^^^^ duplicate definitions for `bar`
...
LL |     fn bar() {}
   |     -------- other definition for `bar`

error[E0592]: duplicate definitions with name `hello3`
  --> $DIR/overlap.rs:47:5
   |
LL |     fn hello3() {}
   |     ^^^^^^^^^^^ duplicate definitions for `hello3`
...
LL |     fn hello3() {}
   |     ----------- other definition for `hello3`

error[E0592]: duplicate definitions with name `bar2`
  --> $DIR/overlap.rs:67:5
   |
LL |     fn bar2() {}
   |     ^^^^^^^^^ duplicate definitions for `bar2`
LL | }
LL | impl Bar<B> { fn bar2() {} }
   |               --------- other definition for `bar2`

error: aborting due to 5 previous errors

For more information about this error, try `rustc --explain E0592`.