upgrade error Sugar 8.0.1 to 8.0.3

I'm trying to upgrade SugarCRM from SugarCRM 8.0.1 to SugarCRM 8.0.3

- using sugar silent upgrade following the document from SugarCRM here

when Performing the Health Check (Command Line Upgrader)

MAC 2019-05-28 18:48:48: /Volumes/Git/sugarupgrade

$ php CliUpgrader.php -z /Volumes/Git/silentUpgrade-PRO-8.0.3.zip -l ./silentUpgrade_803.log -s /Volumes/Git/apps/crm/src/ -u admin -S healthcheck

When running the above I am getting the following error: silentUpgrade_803.log

Tue, 28 May 2019 13:18:48 +0000 [Upgrader] - Setting context to: array (
'zip' => '/Volumes/Git/silentUpgrade-PRO-8.0.3.zip',
'log' => '/Volumes/Git/sugarupgrade/silentUpgrade_803.log',
'source_dir' => '/Volumes/Git/apps/crm/src',
'admin' => 'admin',
'stage' => 'healthcheck',
'zip_as_dir' => false,
'php' => '/usr/local/Cellar/php/7.3.1/bin/php',
'script' => '/Volumes/Git/sugarupgrade/CliUpgrader.php',
'argv' =>
array (
0 => 'CliUpgrader.php',
1 => '-z',
2 => '/Volumes/Git/silentUpgrade-PRO-8.0.3.zip',
3 => '-l',
4 => './silentUpgrade_803.log',
5 => '-s',
6 => '/Volumes/Git/apps/crm/src/',
7 => '-u',
8 => 'admin',
9 => '-S',
10 => 'healthcheck',
),
)
Tue, 28 May 2019 13:18:48 +0000 [Upgrader] - CliUpgrader v.8.0.3 (build 259) starting
Tue, 28 May 2019 13:18:48 +0000 [Upgrader] - Stage unpack starting
Tue, 28 May 2019 13:18:48 +0000 [Upgrader] - Checking preflight: PHP
Tue, 28 May 2019 13:18:48 +0000 [Upgrader] - Checking preflight: SugarFiles
Tue, 28 May 2019 13:18:48 +0000 [Upgrader] - Initializing SugarCRM environment
Tue, 28 May 2019 13:18:48 +0000 [Upgrader] - ERROR: Exception: An exception occurred while executing 'SELECT category, name, value, platform FROM config WHERE category = ?' with params ["tracker"]:

Connection refused

This is the one of the Error Message I get in the Command line:

PHP Warning:  Doctrine\DBAL\Driver\Mysqli\MysqliConnection::getServerVersion(): Property access is not allowed yet in /Volumes/Git/apps/crm/src/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/Mysqli/MysqliConnection.php on line 104

PHP Stack trace:

PHP   1. {main}() /Volumes/Git/sugarupgrade/CliUpgrader.php:0

PHP   2. CliUpgrader->start() /Volumes/Git/sugarupgrade/CliUpgrader.php:667

PHP   3. CliUpgrader->run() /Volumes/Git/sugarupgrade/CliUpgrader.php:437

PHP   4. CliUpgrader->run() /Volumes/Git/sugarupgrade/CliUpgrader.php:649

PHP   5. CliUpgrader->run() /Volumes/Git/sugarupgrade/CliUpgrader.php:654

PHP   6. CliUpgrader->verify() /Volumes/Git/sugarupgrade/UpgradeDriver.php:1852

PHP   7. CliUpgrader->verify() /Volumes/Git/sugarupgrade/CliUpgrader.php:636

PHP   8. CliUpgrader->initSugar() /Volumes/Git/sugarupgrade/UpgradeDriver.php:934

PHP   9. DBManagerFactory::getInstance() /Volumes/Git/sugarupgrade/UpgradeDriver.php:1298

PHP  10. MysqliManager->connect() /Volumes/Git/apps/crm/src/include/database/DBManagerFactory.php:122

PHP  11. MysqliManager->registerError() /Volumes/Git/apps/crm/src/include/database/MysqliManager.php:303

PHP  12. sugar_die() /Volumes/Git/apps/crm/src/include/database/DBManager.php:512

PHP  13. sugar_cleanup() /Volumes/Git/apps/crm/src/include/utils.php:1754

PHP  14. TrackerManager::getInstance() /Volumes/Git/apps/crm/src/include/utils.php:3155

PHP  15. TrackerManager->setup() /Volumes/Git/apps/crm/src/modules/Trackers/TrackerManager.php:78

PHP  16. Administration::getSettings() /Volumes/Git/apps/crm/src/modules/Trackers/TrackerManager.php:42

PHP  17. Administration->retrieveSettings() /Volumes/Git/apps/crm/src/modules/Administration/Administration.php:381

PHP  18. Sugarcrm\Sugarcrm\Dbal\Query\QueryBuilder->execute() /Volumes/Git/apps/crm/src/modules/Administration/Administration.php:91

PHP  19. Sugarcrm\Sugarcrm\Dbal\Connection->executeQuery() /Volumes/Git/apps/crm/src/vendor/doctrine/dbal/lib/Doctrine/DBAL/Query/QueryBuilder.php:206

PHP  20. Sugarcrm\Sugarcrm\Dbal\Connection->executeQuery() /Volumes/Git/apps/crm/src/src/Dbal/Connection.php:63

PHP  21. Sugarcrm\Sugarcrm\Dbal\Connection->executeQuery() /Volumes/Git/apps/crm/src/vendor/doctrine/dbal/lib/Doctrine/DBAL/Portability/Connection.php:120

PHP  22. Sugarcrm\Sugarcrm\Dbal\Connection->connect() /Volumes/Git/apps/crm/src/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php:833

PHP  23. Sugarcrm\Sugarcrm\Dbal\Connection->connect() /Volumes/Git/apps/crm/src/src/Dbal/Connection.php:30

PHP  24. Sugarcrm\Sugarcrm\Dbal\Connection->connect() /Volumes/Git/apps/crm/src/vendor/doctrine/dbal/lib/Doctrine/DBAL/Portability/Connection.php:63

PHP  25. Sugarcrm\Sugarcrm\Dbal\Connection->detectDatabasePlatform() /Volumes/Git/apps/crm/src/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php:364

PHP  26. Sugarcrm\Sugarcrm\Dbal\Connection->getDatabasePlatformVersion() /Volumes/Git/apps/crm/src/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php:389

PHP  27. Sugarcrm\Sugarcrm\Dbal\Mysqli\Connection->getServerVersion() /Volumes/Git/apps/crm/src/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php:436

 

Warning: Doctrine\DBAL\Driver\Mysqli\MysqliConnection::getServerVersion(): Property access is not allowed yet in /Volumes/Git/apps/crm/src/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/Mysqli/MysqliConnection.php on line 104

I checked my config.php and the credentials are correct.

'dbconfig' =>
array (
'db_host_name' => '127.0.0.1',
'db_host_instance' => 'SQLEXPRESS',
'db_user_name' => 'sugarcrm',
'db_password' => 'sugarcrm',
'db_name' => 'sugarcrm',
'db_type' => 'mysql',
'db_port' => '',
'db_manager' => 'MysqliManager',
),

Not sure what was the issue. Can someone help if you get a similar issue?