error[E0433]: failed to resolve: use of unresolved module or unlinked crate `page_size`
  --> $DIR/path-to-method-sugg-unresolved-expr.rs:5:21
   |
LL |     let page_size = page_size::get();
   |                     ^^^^^^^^^ use of unresolved module or unlinked crate `page_size`
   |
   = help: if you wanted to use a crate named `page_size`, use `cargo add page_size` to add it to your `Cargo.toml`

error: aborting due to 1 previous error

For more information about this error, try `rustc --explain E0433`.