1 files changed, 5 insertions, 4 deletions
diff --git a/compiler/rustc_trait_selection/src/traits/fulfill.rs b/compiler/rustc_trait_selection/src/traits/fulfill.rs
index 55b5604b1..fb9cf51b5 100644
--- a/compiler/rustc_trait_selection/src/traits/fulfill.rs
+++ b/compiler/rustc_trait_selection/src/traits/fulfill.rs
@@ -1,4 +1,5 @@
 use crate::infer::{InferCtxt, TyOrConstInferVar};
+use rustc_data_structures::captures::Captures;
 use rustc_data_structures::obligation_forest::ProcessResult;
 use rustc_data_structures::obligation_forest::{Error, ForestObligation, Outcome};
 use rustc_data_structures::obligation_forest::{ObligationForest, ObligationProcessor};
@@ -68,7 +69,7 @@ pub struct PendingPredicateObligation<'tcx> {
     // should mostly optimize for reading speed, while modifying is not as relevant.
     //
     // For whatever reason using a boxed slice is slower than using a `Vec` here.
-    pub stalled_on: Vec<TyOrConstInferVar<'tcx>>,
+    pub stalled_on: Vec<TyOrConstInferVar>,
 }
 
 // `PendingPredicateObligation` is used a lot. Make sure it doesn't unintentionally get bigger.
@@ -669,7 +670,7 @@ impl<'a, 'tcx> FulfillProcessor<'a, 'tcx> {
         &mut self,
         obligation: &PredicateObligation<'tcx>,
         trait_obligation: PolyTraitObligation<'tcx>,
-        stalled_on: &mut Vec<TyOrConstInferVar<'tcx>>,
+        stalled_on: &mut Vec<TyOrConstInferVar>,
     ) -> ProcessResult<PendingPredicateObligation<'tcx>, FulfillmentErrorCode<'tcx>> {
         let infcx = self.selcx.infcx;
         if obligation.predicate.is_global() && !self.selcx.is_intercrate() {
@@ -722,7 +723,7 @@ impl<'a, 'tcx> FulfillProcessor<'a, 'tcx> {
         &mut self,
         obligation: &PredicateObligation<'tcx>,
         project_obligation: PolyProjectionObligation<'tcx>,
-        stalled_on: &mut Vec<TyOrConstInferVar<'tcx>>,
+        stalled_on: &mut Vec<TyOrConstInferVar>,
     ) -> ProcessResult<PendingPredicateObligation<'tcx>, FulfillmentErrorCode<'tcx>> {
         let tcx = self.selcx.tcx();
 
@@ -775,7 +776,7 @@ impl<'a, 'tcx> FulfillProcessor<'a, 'tcx> {
 fn args_infer_vars<'a, 'tcx>(
     selcx: &SelectionContext<'a, 'tcx>,
     args: ty::Binder<'tcx, GenericArgsRef<'tcx>>,
-) -> impl Iterator<Item = TyOrConstInferVar<'tcx>> {
+) -> impl Iterator<Item = TyOrConstInferVar> + Captures<'tcx> {
     selcx
         .infcx
         .resolve_vars_if_possible(args)