CLASS none/auc net/minecraft/sortme/WorldSaveLoadSomething
	CLASS none/auc$1
		METHOD a upgradeTag (Lnone/pe;Lnone/dt;I)Lnone/dt;
			ARG 0 handler
			ARG 1 tag
			ARG 2 version
	FIELD a LOGGER Lorg/apache/logging/log4j/Logger;
	METHOD a (Lnone/aiv;Lnone/dt;)Lnone/ato;
		ARG 0 world
		ARG 1 nbt
	METHOD a registerTagUpgraders (Lnone/pf;)V
	METHOD c run ()Z