rsync failed, when trying to deploy 5.15.12 B2Qt cmake application to device

Steps to reproduce:

• Install any 5.15.12 B2Qt toolchain
• Install QtCreator 9.0.1
• Add device to creator
• Create a cmake based application with the wizard (QtQuick)
• Build and deploy

Expected result:

The application deploys and runs on device

Actual result:

The application gets deployed to the device, but QtCreator says:

rsync failed with exit code 127.

The application is copied to the device, but QtCreator fails to run it.