deployer: Old builds not being deleted

Before submitting your issue, please make sure that you’ve checked all of the checkboxes below.

• [*] You’re running the latest release version of Deployer.
• [*] Ensure that you’re running at least PHP 5.5.9, you can check this by running php -v
• [*] You’ve ran composer install --no-dev from the root of your installation.
• [*] You’ve ran npm install --production from the root of your installation.
• [] You’ve ran rm -rf bootstrap/cache/* from the root of your installation.
• [] You have restarted the queue listener and node socket server.

To help us better understand your issue, please answer the following.

Expected behaviour

Previous builds should be removed from server

Actual behaviour

it keep on adding new builds so server running out of space.

when checked, it has 44 builds totally and taking up 6.1GB space 😢

Steps to reproduce

If your issue requires any specific steps to reproduce, please outline them here.

Environment info

Operating System: PHP Version: Node Version: Database System: Database Version:

Logs (see storage/logs/) or other output that would be helpful

(If logs are large, please upload as attachment).