error[E0425]: cannot find function `foo1` in crate `similar_unstable_method`
  --> $DIR/issue-109177.rs:7:30
   |
LL |     similar_unstable_method::foo1();
   |                              ^^^^ help: a function with a similar name exists: `foo`
   |
  ::: $DIR/auxiliary/similar-unstable-method.rs:5:1
   |
LL | pub fn foo() {}
   | ------------ similarly named function `foo` defined here

error[E0599]: no method named `foo1` found for struct `Foo` in the current scope
  --> $DIR/issue-109177.rs:11:9
   |
LL |     foo.foo1();
   |         ^^^^ method not found in `Foo`

error: aborting due to 2 previous errors

Some errors have detailed explanations: E0425, E0599.
For more information about an error, try `rustc --explain E0425`.