Device -> UClass (name = Device)
D -> [!] UnknownKotlinExpression (TYPE_PARAMETER)
Device -> [!] UnknownKotlinExpression (REFERENCE_EXPRESSION)
D -> [!] UnknownKotlinExpression (REFERENCE_EXPRESSION)
a -> UField (name = a)
as? -> [!] UnknownKotlinExpression (OPERATION_REFERENCE)
Device -> [!] UnknownKotlinExpression (REFERENCE_EXPRESSION)
