public function findTokenDirectories(string $token) : array
    {
        $tokenFinder = $this->finderFactory->build();
        $tokenFinder->in($this->environment->getRootDirectory())->files()->name($token);
        $rawExcludePathsByToken = $this->finderToRealPathConverter
            ->finderToArrayOfPaths($tokenFinder);
        return array_map('dirname', $rawExcludePathsByToken);
    }