error: multiple implementations of this structure
  --> tests/ui/impl.rs:10:1
   |
LL | / impl MyStruct {
LL | |
LL | |     fn second() {}
LL | | }
   | |_^
   |
note: first implementation here
  --> tests/ui/impl.rs:6:1
   |
LL | / impl MyStruct {
LL | |     fn first() {}
LL | | }
   | |_^
   = note: `-D clippy::multiple-inherent-impl` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::multiple_inherent_impl)]`

error: multiple implementations of this structure
  --> tests/ui/impl.rs:25:5
   |
LL | /     impl super::MyStruct {
LL | |
LL | |         fn third() {}
LL | |     }
   | |_____^
   |
note: first implementation here
  --> tests/ui/impl.rs:6:1
   |
LL | / impl MyStruct {
LL | |     fn first() {}
LL | | }
   | |_^

error: multiple implementations of this structure
  --> tests/ui/impl.rs:46:1
   |
LL | / impl WithArgs<u64> {
LL | |
LL | |     fn f3() {}
LL | | }
   | |_^
   |
note: first implementation here
  --> tests/ui/impl.rs:43:1
   |
LL | / impl WithArgs<u64> {
LL | |     fn f2() {}
LL | | }
   | |_^

error: multiple implementations of this structure
  --> tests/ui/impl.rs:68:1
   |
LL | impl OneAllowedImpl {} // Lint, only one of the three blocks is allowed.
   | ^^^^^^^^^^^^^^^^^^^^^^
   |
note: first implementation here
  --> tests/ui/impl.rs:65:1
   |
LL | impl OneAllowedImpl {}
   | ^^^^^^^^^^^^^^^^^^^^^^

error: aborting due to 4 previous errors