protected function fillLocal()
    {
        if (isset($this->env['COVERALLS_RUN_LOCALLY']) && $this->env['COVERALLS_RUN_LOCALLY']) {
            $this->env['CI_JOB_ID'] = null;
            $this->env['CI_NAME'] = 'php-coveralls';
            $this->env['COVERALLS_EVENT_TYPE'] = 'manual';

            // backup
            $this->readEnv['COVERALLS_RUN_LOCALLY'] = $this->env['COVERALLS_RUN_LOCALLY'];
            $this->readEnv['COVERALLS_EVENT_TYPE'] = $this->env['COVERALLS_EVENT_TYPE'];
            $this->readEnv['CI_NAME'] = $this->env['CI_NAME'];
        }

        return $this;
    }