1 files changed, 2 insertions, 1 deletions
diff --git a/compiler/rustc_trait_selection/src/solve/select.rs b/compiler/rustc_trait_selection/src/solve/select.rs
index 257fd263b94..1661852903c 100644
--- a/compiler/rustc_trait_selection/src/solve/select.rs
+++ b/compiler/rustc_trait_selection/src/solve/select.rs
@@ -177,7 +177,8 @@ fn to_selection<'tcx>(
         | ProbeKind::UpcastProjectionCompatibility
         | ProbeKind::OpaqueTypeStorageLookup { result: _ }
         | ProbeKind::Root { result: _ }
-        | ProbeKind::ShadowedEnvProbing => {
+        | ProbeKind::ShadowedEnvProbing
+        | ProbeKind::RigidAlias { result: _ } => {
             span_bug!(span, "didn't expect to assemble trait candidate from {:#?}", cand.kind())
         }
     })