error[E0599]: no method named `func` found for type `i32` in the current scope
  --> $DIR/issue-102354.rs:9:7
   |
LL |     x.func();
   |       ^^^^ this is an associated function, not a method
   |
   = note: found the following associated functions; to be used as methods, functions must have a `self` parameter
note: the candidate is defined in the trait `Trait`
  --> $DIR/issue-102354.rs:2:5
   |
LL |     fn func() {}
   |     ^^^^^^^^^
help: use associated function syntax instead
   |
LL |     i32::func();
   |     ~~~~~~~~~
help: disambiguate the associated function for the candidate
   |
LL |     <i32 as Trait>::func(x);
   |     ~~~~~~~~~~~~~~~~~~~~~~~

error: aborting due to previous error

For more information about this error, try `rustc --explain E0599`.