use crate::{context::LintContext, LateContext, LateLintPass};
use rustc_errors::fluent;
use rustc_hir as hir;
-use rustc_middle::ty::{fold::TypeFoldable, Ty};
+use rustc_middle::ty::{visit::TypeVisitable, Ty};
use rustc_span::{symbol::sym, Span};
declare_lint! {