Update to drupal 8.0.0-rc1. For more information, see https://www.drupal.org/node/2582663

vendor/phpspec/prophecy/spec/Prophecy/Argument/Token/AnyValueTokenSpec.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace spec\Prophecy\Argument\Token;
+
+use PhpSpec\ObjectBehavior;
+
+class AnyValueTokenSpec extends ObjectBehavior
+{
+    function it_implements_TokenInterface()
+    {
+        $this->shouldBeAnInstanceOf('Prophecy\Argument\Token\TokenInterface');
+    }
+
+    function it_is_not_last()
+    {
+        $this->shouldNotBeLast();
+    }
+
+    function its_string_representation_is_star()
+    {
+        $this->__toString()->shouldReturn('*');
+    }
+
+    function it_scores_any_argument_as_3()
+    {
+        $this->scoreArgument(42)->shouldReturn(3);
+    }
+}