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

vendor/symfony/routing/Tests/Fixtures/dumper/url_matcher3.php

@@ -0,0 +1,50 @@
+<?php
+
+use Symfony\Component\Routing\Exception\MethodNotAllowedException;
+use Symfony\Component\Routing\Exception\ResourceNotFoundException;
+use Symfony\Component\Routing\RequestContext;
+
+/**
+ * ProjectUrlMatcher.
+ *
+ * This class has been auto-generated
+ * by the Symfony Routing Component.
+ */
+class ProjectUrlMatcher extends Symfony\Component\Routing\Matcher\UrlMatcher
+{
+    /**
+     * Constructor.
+     */
+    public function __construct(RequestContext $context)
+    {
+        $this->context = $context;
+    }
+
+    public function match($pathinfo)
+    {
+        $allow = array();
+        $pathinfo = rawurldecode($pathinfo);
+        $context = $this->context;
+        $request = $this->request;
+
+        if (0 === strpos($pathinfo, '/rootprefix')) {
+            // static
+            if ($pathinfo === '/rootprefix/test') {
+                return array('_route' => 'static');
+            }
+
+            // dynamic
+            if (preg_match('#^/rootprefix/(?P<var>[^/]++)$#s', $pathinfo, $matches)) {
+                return $this->mergeDefaults(array_replace($matches, array('_route' => 'dynamic')), array ());
+            }
+
+        }
+
+        // with-condition
+        if ($pathinfo === '/with-condition' && ($context->getMethod() == "GET")) {
+            return array('_route' => 'with-condition');
+        }
+
+        throw 0 < count($allow) ? new MethodNotAllowedException(array_unique($allow)) : new ResourceNotFoundException();
+    }
+}