diff --git a/compiler/rustc_trait_selection/src/error_reporting/traits/suggestions.rs b/compiler/rustc_trait_selection/src/error_reporting/traits/suggestions.rs
index b2bce8b96ba4e..885216e62165e 100644
--- a/compiler/rustc_trait_selection/src/error_reporting/traits/suggestions.rs
+++ b/compiler/rustc_trait_selection/src/error_reporting/traits/suggestions.rs
@@ -2244,7 +2244,7 @@ impl<'a, 'tcx> TypeErrCtxt<'a, 'tcx> {
     ///
     /// Returns `true` if an async-await specific note was added to the diagnostic.
     #[instrument(level = "debug", skip_all, fields(?obligation.predicate, ?obligation.cause.span))]
-    pub(super) fn maybe_note_obligation_cause_for_async_await<G: EmissionGuarantee>(
+    pub fn maybe_note_obligation_cause_for_async_await<G: EmissionGuarantee>(
         &self,
         err: &mut Diag<'_, G>,
         obligation: &PredicateObligation<'tcx>,
diff --git a/src/tools/clippy/clippy_lints/src/functions/must_use.rs b/src/tools/clippy/clippy_lints/src/functions/must_use.rs
index cce8617821e2c..b179d7b52492c 100644
--- a/src/tools/clippy/clippy_lints/src/functions/must_use.rs
+++ b/src/tools/clippy/clippy_lints/src/functions/must_use.rs
@@ -16,6 +16,7 @@ use clippy_utils::source::snippet_opt;
 use clippy_utils::ty::is_must_use_ty;
 use clippy_utils::visitors::for_each_expr_without_closures;
 use clippy_utils::{return_ty, trait_ref_of_method};
+use rustc_trait_selection::error_reporting::InferCtxtErrorExt;
 
 use core::ops::ControlFlow;
 
@@ -117,11 +118,11 @@ fn check_needless_must_use(
         // Ignore async functions unless Future::Output type is a must_use type
         if sig.header.is_async() {
             let infcx = cx.tcx.infer_ctxt().build();
-            if let Some(future_ty) = infcx.get_impl_future_output_ty(return_ty(cx, item_id))
+            if let Some(future_ty) = infcx.err_ctxt().get_impl_future_output_ty(return_ty(cx, item_id))
                 && !is_must_use_ty(cx, future_ty)
             {
                 return;
-            }
+            };
         }
 
         span_lint_and_help(
diff --git a/src/tools/clippy/clippy_lints/src/future_not_send.rs b/src/tools/clippy/clippy_lints/src/future_not_send.rs
index 1db76f1678d88..e6506709774a2 100644
--- a/src/tools/clippy/clippy_lints/src/future_not_send.rs
+++ b/src/tools/clippy/clippy_lints/src/future_not_send.rs
@@ -9,6 +9,7 @@ use rustc_middle::ty::{self, AliasTy, ClauseKind, PredicateKind};
 use rustc_session::declare_lint_pass;
 use rustc_span::def_id::LocalDefId;
 use rustc_span::{sym, Span};
+use rustc_trait_selection::error_reporting::InferCtxtErrorExt;
 use rustc_trait_selection::traits::{self, FulfillmentError, ObligationCtxt};
 
 declare_clippy_lint! {
diff --git a/src/tools/clippy/clippy_lints/src/no_effect.rs b/src/tools/clippy/clippy_lints/src/no_effect.rs
index 0ecfa7baa72d4..9d326c06eff65 100644
--- a/src/tools/clippy/clippy_lints/src/no_effect.rs
+++ b/src/tools/clippy/clippy_lints/src/no_effect.rs
@@ -15,6 +15,7 @@ use rustc_lint::{LateContext, LateLintPass, LintContext};
 use rustc_middle::lint::in_external_macro;
 use rustc_session::impl_lint_pass;
 use rustc_span::Span;
+use rustc_trait_selection::error_reporting::InferCtxtErrorExt;
 use std::ops::Deref;
 
 declare_clippy_lint! {
@@ -159,7 +160,7 @@ impl NoEffect {
                                 // Remove `impl Future<Output = T>` to get `T`
                                 if cx.tcx.ty_is_opaque_future(ret_ty)
                                     && let Some(true_ret_ty) =
-                                        cx.tcx.infer_ctxt().build().get_impl_future_output_ty(ret_ty)
+                                        cx.tcx.infer_ctxt().build().err_ctxt().get_impl_future_output_ty(ret_ty)
                                 {
                                     ret_ty = true_ret_ty;
                                 }