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java.lang.NullPointerException: null	at com.facebook.presto.operator.InMemoryJoinHash.applyFilterFilterFunction(InMemoryJoinHash.java:230)	at com.facebook.presto.operator.InMemoryJoinHash.getNextJoinPositionFrom(InMemoryJoinHash.java:170)	at com.facebook.presto.operator.InMemoryJoinHash.getNextJoinPosition(InMemoryJoinHash.java:164)	at com.facebook.presto.operator.index.IndexSnapshot.getNextJoinPosition(IndexSnapshot.java:55)