Merge branch '13.0'

* 13.0:
  Fix test

Author: sebastianbergmann

tests/end-to-end/regression/5891.phpt

@@ -17,4 +17,4 @@ Runtime: %s
 
 Time: %s, Memory: %s MB
 
-OK (2 tests, 4 assertions)
+OK (2 tests, 6 assertions)

tests/end-to-end/regression/5891/Issue5891Test.php

@@ -16,7 +16,9 @@ final class Issue5891Test extends TestCase
     public function testVariadicParam(): void
     {
         $mock = $this->createMock(ArgumentList::class);
+
         $mock
+            ->expects($this->once())
             ->method('foo')
             ->with($this->callback(static function (...$items): bool
             {
@@ -31,7 +33,9 @@ public function testVariadicParam(): void
     public function testTwoParametersAndVariadicParam(): void
     {
         $mock = $this->createMock(TwoParametersAndArgumentList::class);
+
         $mock
+            ->expects($this->once())
             ->method('foo')
             ->with($this->callback(static function (...$items): bool
             {