Remove some invalid test annotations.

src/test/resources/all/chalice/nestedPredicates.sil

@@ -44,14 +44,14 @@
     requires acc(this.p(), wildcard)
   {
     unfold acc(this.p(), wildcard)
-    //:: ExpectedError(assertion.false)
     assert ((this) != (this.next))
     if (((this.next) != (null))) {
       unfold acc(this.next.q(), wildcard)
-      //:: ExpectedError(assertion.false)
       assert ((this.next) != (this.next.next))
       assert ((this) != (this.next.next))
     }
+    //:: ExpectedError(assertion.false)
+    assert false
   }
   method testNestingFoldTwo(this: Ref)
     requires acc(this.next, wildcard) && acc(this.value, wildcard)
@@ -63,12 +63,11 @@
     , wildcard)
   {
     fold acc(this.next.q(), wildcard)
-    //:: ExpectedError(assertion.false)
     assert ((this) != (this.next))
-    //:: ExpectedError(assertion.false)
     assert ((this.next) != (this.next.next))
-    //:: ExpectedError(assertion.false)
     assert ((this) != (this.next.next))
+    //:: ExpectedError(assertion.false)
+    assert false
   }
   method testNestingFoldThree(this: Ref)
     requires acc(this.next, wildcard) && acc(this.value, wildcard)
@@ -86,20 +85,21 @@
     fold acc(this.next.q(), wildcard)
     fold acc(this.p(), wildcard)
     assert ((this) != (this.next))
-    //:: ExpectedError(assertion.false)
     assert ((this.next) != (this.next.next))
     assert ((this) != (this.next.next))
+    //:: ExpectedError(assertion.false)
+    assert false
   }
   method testNestingUnfoldingTwo(this: Ref)
     requires acc(this.p(), wildcard)
   {
-    //:: ExpectedError(assertion.false)
     assert ((this) != ((unfolding acc(this.p(), wildcard) in this.next)))
     if ((((unfolding acc(this.p(), wildcard) in this.next)) != (null))) {
-      //:: ExpectedError(assertion.false)
       assert (((unfolding acc(this.p(), wildcard) in this.next)) != ((unfolding acc(this.p(), wildcard) in (unfolding acc(this.next.q(), wildcard) in this.next.next))))
       assert ((this) != ((unfolding acc(this.p(), wildcard) in (unfolding acc(this.next.q(), wildcard) in this.next.next))))
     }
+    //:: ExpectedError(assertion.false)
+    assert false
   }
   method testNestingUnfoldingPrecondition(this: Ref, x: Ref)
     requires acc(this.valid(), wildcard) && (unfolding acc(this.valid(), wildcard) in ((this.next) == (x)))
@@ -113,4 +113,6 @@
     requires acc(this.valid(), wildcard)
     ensures acc(this.valid(), wildcard) && (unfolding acc(this.valid(), wildcard) in true)
   {
+    //:: ExpectedError(assertion.false)
+    assert false
   }

src/test/resources/all/predicates/receiverless.sil

@@ -6,7 +6,6 @@ predicate valid(b: Bool) {
 method t1(this: Ref, b: Bool)
     requires acc(false.valid(), write)
 {
-    //:: ExpectedError(assert.failed:assertion.false)
     assert false
 }