$ java -cp v1+Hack.class Main     (Hack was compiled against a Payment that permitted it)     (21.0.10+7-Ubuntu-124.04)
loading Card:  Card
loading Hack...
Exception in thread "main" java.lang.IncompatibleClassChangeError: class Hack cannot implement sealed interface Payment

$ java -cp v1+Hack.class Main     (Hack was compiled against a Payment that permitted it)     (25.0.4.1+1-LTS)
loading Card:  Card
loading Hack...
Exception in thread "main" java.lang.IncompatibleClassChangeError: Failed listed permitted subclass check: class Hack is not a permitted subclass of Payment

$ java -cp v1+Hack.class Main     (Hack was compiled against a Payment that permitted it)     (27+35)
loading Card:  Card
loading Hack...
Exception in thread "main" java.lang.IncompatibleClassChangeError: Failed listed permitted subclass check: class Hack is not a permitted subclass of Payment
