Rustup

rust-version

@@ -1 +1 @@
-a50d72158e08e02cfc051b863017bdbd2c45b637
+d74b36ea2f814b720c39d7b60aecaefe512a056b

tests/compile-fail/validity/invalid_enum_tag.rs

@@ -4,5 +4,5 @@ pub enum Foo {
 }
 
 fn main() {
-    let _f = unsafe { std::mem::transmute::<i32, Foo>(42) }; //~ ERROR encountered 0x0000002a at .<enum-tag>, but expected a valid enum tag
+    let _f = unsafe { std::mem::transmute::<i32, Foo>(42) }; //~ ERROR type validation failed at .<enum-tag>: encountered 0x0000002a, but expected a valid enum tag
 }

tests/compile-fail/validity/invalid_enum_tag_256variants_uninit.rs

@@ -266,5 +266,5 @@ union MyUninit {
 }
 
 fn main() {
-    let _a = unsafe { MyUninit { init: () }.uninit }; //~ ERROR encountered uninitialized bytes at .<enum-tag>, but expected a valid enum tag
+    let _a = unsafe { MyUninit { init: () }.uninit }; //~ ERROR type validation failed at .<enum-tag>: encountered uninitialized bytes, but expected a valid enum tag
 }

tests/compile-fail/validity/transmute_through_ptr.rs

@@ -11,6 +11,6 @@ fn main() {
     let mut x = Bool::True;
     evil(&mut x);
     let y = x; // reading this ought to be enough to trigger validation
-    //~^ ERROR encountered 0x0000002c at .<enum-tag>, but expected a valid enum tag
+    //~^ ERROR type validation failed at .<enum-tag>: encountered 0x0000002c, but expected a valid enum tag
     println!("{:?}", y); // make sure it is used (and not optimized away)
 }

tests/run-pass/stacked-borrows/interior_mutability.rs

@@ -1,4 +1,4 @@
-#![feature(maybe_uninit_extra, maybe_uninit_ref)]
+#![feature(maybe_uninit_extra)]
 use std::mem::MaybeUninit;
 use std::cell::{Cell, RefCell, UnsafeCell};