CBO: Calcite Operator To Hive Operator (Calcite Return Path): MiniTezCliDriver skewjoin.q failure

FROM T1 a FULL OUTER JOIN T2 c ON c.key+1=a.key SELECT /*+ STREAMTABLE(a) */ sum(hash(a.key)), sum(hash(a.val)), sum(hash(c.key))

java.lang.IndexOutOfBoundsException: Index: 1, Size: 1
        at java.util.ArrayList.rangeCheck(ArrayList.java:635)
        at java.util.ArrayList.get(ArrayList.java:411)
        at org.apache.hadoop.hive.ql.ppd.SyntheticJoinPredicate$JoinSynthetic.process(SyntheticJoinPredicate.java:183)
        at org.apache.hadoop.hive.ql.lib.DefaultRuleDispatcher.dispatch(DefaultRuleDispatcher.java:90)
        at org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatchAndReturn(DefaultGraphWalker.java:105)
        at org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatch(DefaultGraphWalker.java:89)
        at org.apache.hadoop.hive.ql.lib.PreOrderOnceWalker.walk(PreOrderOnceWalker.java:43)
        at org.apache.hadoop.hive.ql.lib.PreOrderOnceWalker.walk(PreOrderOnceWalker.java:54)
        at org.apache.hadoop.hive.ql.lib.PreOrderOnceWalker.walk(PreOrderOnceWalker.java:54)
        at org.apache.hadoop.hive.ql.lib.PreOrderOnceWalker.walk(PreOrderOnceWalker.java:54)
        at org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.startWalking(DefaultGraphWalker.java:120)
        at org.apache.hadoop.hive.ql.ppd.SyntheticJoinPredicate.transform(SyntheticJoinPredicate.java:100)
        at org.apache.hadoop.hive.ql.optimizer.Optimizer.optimize(Optimizer.java:236)
        at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:10170)
        at org.apache.hadoop.hive.ql.parse.CalcitePlanner.analyzeInternal(CalcitePlanner.java:231)
        at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:237)
        at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:471)

select count(*) FROM tbl1 a JOIN tbl2 b ON a.key = b.key join src h on h.value = a.value