diff --git a/src/librustc_mir/interpret/validity.rs b/src/librustc_mir/interpret/validity.rs
index 2e28ed0f91765d1ef726e260b757803d4abdd224..ab836595a7acc57e39f6ebc5bc8aba4386212bad 100644
--- a/src/librustc_mir/interpret/validity.rs
+++ b/src/librustc_mir/interpret/validity.rs
@@ -651,7 +651,10 @@ fn ecx(&self) -> &InterpCx<'mir, 'tcx, M> {
         &self.ecx
     }
 
-    fn read_discriminant(&mut self, op: OpTy<'tcx, M::PointerTag>) -> InterpResult<'tcx, VariantIdx> {
+    fn read_discriminant(
+        &mut self,
+        op: OpTy<'tcx, M::PointerTag>,
+    ) -> InterpResult<'tcx, VariantIdx> {
         self.with_elem(PathElem::EnumTag, move |this| {
             Ok(try_validation!(
                 this.ecx.read_discriminant(op),
@@ -662,7 +665,8 @@ fn read_discriminant(&mut self, op: OpTy<'tcx, M::PointerTag>) -> InterpResult<'
                     { "uninitialized bytes" } expected { "a valid enum tag" },
                 err_unsup!(ReadPointerAsBytes) =>
                     { "a pointer" } expected { "a valid enum tag" },
-            ).1)
+            )
+            .1)
         })
     }
 
@@ -829,8 +833,9 @@ fn visit_aggregate(
 
                                 throw_validation_failure!(self.path, { "uninitialized bytes" })
                             }
-                            err_unsup!(ReadPointerAsBytes) =>
-                                throw_validation_failure!(self.path, { "a pointer" } expected { "plain (non-pointer) bytes" }),
+                            err_unsup!(ReadPointerAsBytes) => {
+                                throw_validation_failure!(self.path, { "a pointer" } expected { "plain (non-pointer) bytes" })
+                            }
 
                             // Propagate upwards (that will also check for unexpected errors).
                             _ => return Err(err),