The self-hosted runner lost communication with the server. Verify the machine is running and has a healthy network connection. Anything in your workflow that terminates the runner process, starves it for CPU/Memory, or blocks its network access can cause this error.

swiftlint 0.63.2 is already installed and up-to-date. To reinstall 0.63.2, run: brew reinstall swiftlint

create-dmg 1.2.3 is already installed and up-to-date. To reinstall 1.2.3, run: brew reinstall create-dmg

Already linked: /opt/homebrew/Cellar/libpq/18.2

Already linked: /opt/homebrew/Cellar/mariadb-connector-c/3.4.8