@Override
    public void preStripeWrite(OrcFile.WriterContext context) throws IOException {
      LOG.info("*** writeAcidIndexInfo: " + writeAcidIndexInfo);
      if (!writeAcidIndexInfo) {
        return;
      }

      super.preStripeWrite(context);
    }
Bad version of KeyIndexBuilder which builds an invalid acid key index
by not including the key index info once stopWritingKeyIndex() is called.
ql/src/test/org/apache/hadoop/hive/ql/io/orc/TestFixAcidKeyIndex.java