compiletest seems to have trouble normalizing coroutine filepath

Author: adwinwhite

tests/ui/traits/next-solver/stalled-coroutine-obligations.rs

@@ -16,11 +16,11 @@
 fn stalled_copy_clone() {
     type T = impl Copy;
     let foo: T = async {};
-    //~^ ERROR: the trait bound `{async block@$DIR/stalled-coroutine-obligations.rs:18:18: 18:23}: Copy` is not satisfied [E0277]
+    //~^ ERROR: the trait bound
 
     type U = impl Clone;
     let bar: U = async {};
-    //~^ ERROR: the trait bound `{async block@$DIR/stalled-coroutine-obligations.rs:22:18: 22:23}: Clone` is not satisfied [E0277]
+    //~^ ERROR: the trait bound
 }
 
 auto trait Valid {}
@@ -31,16 +31,16 @@ fn stalled_auto_traits() {
     type T = impl Valid;
     let a = False;
     let foo: T = async { a };
-    //~^ ERROR: the trait bound `False: Valid` is not satisfied in `{async block@$DIR/stalled-coroutine-obligations.rs:33:18: 33:23}` [E0277]
+    //~^ ERROR: the trait bound `False: Valid` is not satisfied
 }
 
 
 trait Trait {
     fn stalled_send(&self, b: *mut ()) -> impl Future + Send {
-    //~^ ERROR: type mismatch resolving `impl Future + Send == {async block@$DIR/stalled-coroutine-obligations.rs:42:9: 42:19}` [E0271]
-    //~| ERROR: type mismatch resolving `{async block@$DIR/stalled-coroutine-obligations.rs:42:9: 42:19} <: impl Future + Send` [E0271]
+    //~^ ERROR: type mismatch resolving
+    //~| ERROR: type mismatch resolving
         async move {
-            //~^ ERROR: type mismatch resolving `impl Future + Send == {async block@$DIR/stalled-coroutine-obligations.rs:42:9: 42:19}` [E0271]
+            //~^ ERROR: type mismatch resolving
             b
         }
     }

tests/ui/traits/next-solver/stalled-coroutine-obligations.stderr

@@ -42,11 +42,11 @@ LL |     fn stalled_send(&self, b: *mut ()) -> impl Future + Send {
 error[E0271]: type mismatch resolving `impl Future + Send == {async block@$DIR/stalled-coroutine-obligations.rs:42:9: 42:19}`
   --> $DIR/stalled-coroutine-obligations.rs:42:9
    |
-LL | / ...   async move {
-LL | | ...
-LL | | ...       b
-LL | | ...   }
-   | |_______^ types differ
+LL | /         async move {
+LL | |
+LL | |             b
+LL | |         }
+   | |_________^ types differ
 
 error[E0271]: type mismatch resolving `{async block@$DIR/stalled-coroutine-obligations.rs:42:9: 42:19} <: impl Future + Send`
   --> $DIR/stalled-coroutine-obligations.rs:39:62