main.stat_tables_par_innodb fails sporadically in buildbot

main.stat_tables_par_innodb 'xtradb'     w2 [ fail ]

        Test ended at 2016-08-05 08:48:33

CURRENT_TEST: main.stat_tables_par_innodb

--- D:/win32-debug/build/src/mysql-test/r/stat_tables_par_innodb.result	2016-08-05 08:16:44.047548000 +0000

+++ D:\win32-debug\build\src\mysql-test\r\stat_tables_par_innodb.reject	2016-08-05 08:48:32.245038800 +0000

@@ -56,7 +56,7 @@

 and l_discount between 0.06 - 0.01 and 0.06 + 0.01

 and l_quantity < 24;

 revenue

-77949.91860000002

+77949.9186

 connect  con1, localhost, root,,;

 connect  con2, localhost, root,,;

 connection con1;

mysqltest: Result length mismatch