private string FindIcarusPath()
        {
            IPluginDescriptor icarusPlugin = registry.Plugins["Gallio.Icarus"];

            if (icarusPlugin != null)
            {
                foreach (string searchPath in icarusPlugin.GetSearchPaths("Gallio.Icarus.exe"))
                {
                    if (File.Exists(searchPath))
                    {
                        return(searchPath);
                    }
                }
            }

            return(null);
        }