1 files changed, 0 insertions, 6 deletions
diff --git a/compiler/rustc_trait_selection/src/traits/fulfill.rs b/compiler/rustc_trait_selection/src/traits/fulfill.rs
index e3472a1c4c1..3d96c422256 100644
--- a/compiler/rustc_trait_selection/src/traits/fulfill.rs
+++ b/compiler/rustc_trait_selection/src/traits/fulfill.rs
@@ -359,9 +359,6 @@ impl<'a, 'tcx> ObligationProcessor for FulfillProcessor<'a, 'tcx> {
                     ProcessResult::Changed(mk_pending(vec![obligation.with(infcx.tcx, pred)]))
                 }
                 ty::PredicateKind::Ambiguous => ProcessResult::Unchanged,
-                ty::PredicateKind::Clause(ty::ClauseKind::TypeWellFormedFromEnv(..)) => {
-                    bug!("TypeWellFormedFromEnv is only used for Chalk")
-                }
                 ty::PredicateKind::AliasRelate(..) => {
                     bug!("AliasRelate is only used for new solver")
                 }
@@ -627,9 +624,6 @@ impl<'a, 'tcx> ObligationProcessor for FulfillProcessor<'a, 'tcx> {
                     }
                 }
                 ty::PredicateKind::Ambiguous => ProcessResult::Unchanged,
-                ty::PredicateKind::Clause(ty::ClauseKind::TypeWellFormedFromEnv(..)) => {
-                    bug!("TypeWellFormedFromEnv is only used for Chalk")
-                }
                 ty::PredicateKind::AliasRelate(..) => {
                     bug!("AliasRelate is only used for new solver")
                 }