Symfony\Component\Process\Process::getWorkingDirectory PHP Method

    public function getWorkingDirectory()
    {
        if (null === $this->cwd) {
            // getcwd() will return false if any one of the parent directories does not have
            // the readable or search mode set, even if the current directory does
            return getcwd() ?: null;
        }
        return $this->cwd;
    }

 public function __construct(Process $process)
 {
     if ($process->isSuccessful()) {
         throw new InvalidArgumentException('Expected a failed process, but the given process was successful.');
     }
     $error = sprintf('The command "%s" failed.' . "\n\nExit Code: %s(%s)\n\nWorking directory: %s", $process->getCommandLine(), $process->getExitCode(), $process->getExitCodeText(), $process->getWorkingDirectory());
     if (!$process->isOutputDisabled()) {
         $error .= sprintf("\n\nOutput:\n================\n%s\n\nError Output:\n================\n%s", $process->getOutput(), $process->getErrorOutput());
     }
     parent::__construct($error);
     $this->process = $process;
 }