use Test::Memory::Cycle instead of find_cycle

t/tt_plugin_lite_app.t

@@ -43,10 +43,8 @@ $t->get_ok('/')->status_is(200)
   ->content_like(qr/test123456/);
 $t->get_ok('/blow')->status_is(500)->content_like(qr/file error - doesnotexist.tt: No such file or directory/);
 
-eval "
+if(eval q{ use Test::Memory::Cycle; 1 })
-  use Devel::Cycle 'find_cycle';
+{
-  find_cycle(app, sub {
+  Test::Memory::Cycle::memory_cycle_ok(app);
-    ok(0, 'Cycle found');
+}
-  });
-";