UnusedUses needs to take annotations into account

src/Libero/ruleset.xml

@@ -32,7 +32,11 @@
             <property name="allowFallbackGlobalFunctions" value="false"/>
         </properties>
     </rule>
-    <rule ref="SlevomatCodingStandard.Namespaces.UnusedUses"/>
+    <rule ref="SlevomatCodingStandard.Namespaces.UnusedUses">
+        <properties>
+            <property name="searchAnnotations" value="true"/>
+        </properties>
+    </rule>
     <rule ref="SlevomatCodingStandard.Namespaces.UseDoesNotStartWithBackslash"/>
     <rule ref="SlevomatCodingStandard.Namespaces.UseFromSameNamespace"/>
     <rule ref="SlevomatCodingStandard.Namespaces.UseSpacing"/>

tests/cases/php/use-unused

@@ -1,5 +1,7 @@
 ---DESCRIPTION---
 Use statements must be used
+---FILENAME---
+Grault.php
 ---CONTENTS---
 <?php
 
@@ -9,16 +11,35 @@ namespace Vendor;
 
 use Foo;
 use Bar\Baz;
+use Garply;
 use const QUX;
 use const Bar\QUUX;
 use function quuz;
 use function Bar\corge;
 
+interface Grault
+{
+    /**
+     * @throws Garply
+     */
+    public function waldo() : void;
+}
+
 ---FIXED---
 <?php
 
 declare(strict_types=1);
 
 namespace Vendor;
 
+use Garply;
+
+interface Grault
+{
+    /**
+     * @throws Garply
+     */
+    public function waldo() : void;
+}
+
 ---