error[E0592]: duplicate definitions with name `method1`
  --> $DIR/coherence-inherited-subtyping.rs:12:5
   |
LL |     fn method1(&self) {}
   |     ^^^^^^^^^^^^^^^^^ duplicate definitions for `method1`
...
LL |     fn method1(&self) {}
   |     ----------------- other definition for `method1`
   |
   = note: this behavior recently changed as a result of a bug fix; see rust-lang/rust#56105 for details

error: aborting due to 1 previous error

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