oops...

compiler/rustc_typeck/src/check/dropck.rs

@@ -240,8 +240,12 @@ fn ensure_drop_predicates_are_implied_by_item_defn<'tcx>(
                     ty::PredicateKind::ConstEvaluatable(a),
                     ty::PredicateKind::ConstEvaluatable(b),
                 ) => tcx.try_unify_abstract_consts((a, b)),
-                (ty::PredicateKind::TypeOutlives(a), ty::PredicateKind::TypeOutlives(b)) => {
+                (
-                    relator.relate(predicate.rebind(a.0), p.rebind(b.0)).is_ok()
+                    ty::PredicateKind::TypeOutlives(ty::OutlivesPredicate(ty_a, lt_a)),
+                    ty::PredicateKind::TypeOutlives(ty::OutlivesPredicate(ty_b, lt_b)),
+                ) => {
+                    relator.relate(predicate.rebind(ty_a), p.rebind(ty_b)).is_ok()
+                        && relator.relate(predicate.rebind(lt_a), p.rebind(lt_b)).is_ok()
                 }
                 _ => predicate == p,
             }

src/test/ui/dropck/relate_lt_in_type_outlives_bound.rs

@@ -0,0 +1,13 @@
+struct Wrapper<'a, T>(&'a T)
+where
+    T: 'a;
+
+impl<'a, T> Drop for Wrapper<'a, T>
+where
+    T: 'static,
+    //~^ error: `Drop` impl requires `T: 'static` but the struct it is implemented for does not
+{
+    fn drop(&mut self) {}
+}
+
+fn main() {}

src/test/ui/dropck/relate_lt_in_type_outlives_bound.stderr

@@ -0,0 +1,17 @@
+error[E0367]: `Drop` impl requires `T: 'static` but the struct it is implemented for does not
+  --> $DIR/relate_lt_in_type_outlives_bound.rs:7:8
+   |
+LL |     T: 'static,
+   |        ^^^^^^^
+   |
+note: the implementor must specify the same requirement
+  --> $DIR/relate_lt_in_type_outlives_bound.rs:1:1
+   |
+LL | / struct Wrapper<'a, T>(&'a T)
+LL | | where
+LL | |     T: 'a;
+   | |__________^
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0367`.