Wooow, 
I missed this one. I only focussed on “aidl3”.
Many thanks @Pasik2 for repeating for distracted guys!
Impressing, a whole android-alike environment has just started full screen!
Here repeated in text mode to ease copy-paste:
/etc/gbinder.d/anbox-hybris.conf
[Protocol]
/dev/anbox-binder = aidl3
/dev/anbox-vndbinder = aidl3
/dev/anbox-hwbinder = hidl
[ServiceManager]
/dev/anbox-binder = aidl3
/dev/anbox-vndbinder = aidl3
/dev/anbox-hwbinder = hidl