autoinc_debug of rocksdb test suite fails

CURRENT_TEST: rocksdb.autoinc_debug

--- /home/sanja/maria/git/server/storage/rocksdb/mysql-test/rocksdb/r/autoinc_debug.result	2018-05-17 11:53:27.913983298 +0200

+++ /home/sanja/maria/git/server/storage/rocksdb/mysql-test/rocksdb/r/autoinc_debug.reject	2018-05-17 13:13:59.953187229 +0200

@@ -61,10 +61,10 @@

 ERROR HY000: Lost connection to MySQL server during query

 select table_schema, table_name, auto_increment from information_schema.tables where table_name = 't';

 table_schema	table_name	auto_increment

-test	t	4

+test	t	1

 select max(i) from t;

 max(i)

-3

+NULL

 # After engine prepare

 begin;

 insert into t values ();

@@ -74,10 +74,10 @@

 ERROR HY000: Lost connection to MySQL server during query

 select table_schema, table_name, auto_increment from information_schema.tables where table_name = 't';

 table_schema	table_name	auto_increment

-test	t	4

+test	t	1

 select max(i) from t;

 max(i)

-3

+NULL

 # After binlog

 begin;

 insert into t values ();

@@ -87,10 +87,10 @@

 ERROR HY000: Lost connection to MySQL server during query

 select table_schema, table_name, auto_increment from information_schema.tables where table_name = 't';

 table_schema	table_name	auto_increment

-test	t	6

+test	t	3

 select max(i) from t;

 max(i)

-5

+2

 # After everything

 begin;

 insert into t values ();

@@ -100,8 +100,8 @@

 ERROR HY000: Lost connection to MySQL server during query

 select table_schema, table_name, auto_increment from information_schema.tables where table_name = 't';

 table_schema	table_name	auto_increment

-test	t	8

+test	t	5

 select max(i) from t;

 max(i)

-7

+4

 drop table t;

mysqltest: Result length mismatch