[Draft] Assertion `! is_set()' failed in Diagnostics_area::set_ok_status

mysqld: /home/travis/src/sql/sql_error.cc:378: void Diagnostics_area::set_ok_status(ulonglong, ulonglong, const char*): Assertion `! is_set()' failed.

Query (0x55a17a2c0698): UPDATE LOW_PRIORITY `view_table1_key_pk_parts_2_int_autoinc` AS X SET `pk` = 8 WHERE X.`pk` = ( SELECT `pk` FROM `table2_int_autoinc` WHERE `pk` = 'g' ) ORDER BY `col_char_12`,`col_char_12_key`,`col_int`,`col_int_key`,`pk` LIMIT 8 /* QNO 12103 CON_ID 11 */

Connection ID (thread ID): 11

Status: NOT_KILLED

#7  0x00007f629330bca2 in __assert_fail () from /lib/x86_64-linux-gnu/libc.so.6

#8  0x000055a17814b39c in Diagnostics_area::set_ok_status (this=0x55a17a38e760, affected_rows=0, last_insert_id=0, message=0x0) at /home/travis/src/sql/sql_error.cc:378

#9  0x000055a1781039ba in my_ok (thd=0x55a17a3897d0, affected_rows=0, id=0, message=0x0) at /home/travis/src/sql/sql_class.h:4183

#10 0x000055a1782516a2 in mysql_update (thd=0x55a17a3897d0, table_list=0x55a17a2c09f0, fields=..., values=..., conds=0x55a17a2c2990, order_num=5, order=0x55a17a2c2c28, limit=8, handle_duplicates=DUP_ERROR, ignore=false, found_return=0x7f626ec43600, updated_return=0x7f626ec43690) at /home/travis/src/sql/sql_update.cc:415

#11 0x000055a178176d05 in mysql_execute_command (thd=0x55a17a3897d0) at /home/travis/src/sql/sql_parse.cc:3788

#12 0x000055a17819ca42 in Prepared_statement::execute (this=0x55a17a880af0, expanded_query=0x7f626ec44440, open_cursor=false) at /home/travis/src/sql/sql_prepare.cc:4322

#13 0x000055a17819b8d2 in Prepared_statement::execute_loop (this=0x55a17a880af0, expanded_query=0x7f626ec44440, open_cursor=false, packet=0x55a17a38f22a "", packet_end=0x55a17a38f22a "") at /home/travis/src/sql/sql_prepare.cc:3954

#14 0x000055a178199682 in mysqld_stmt_execute (thd=0x55a17a3897d0, packet_arg=0x55a17a38f221 "C8", packet_length=9) at /home/travis/src/sql/sql_prepare.cc:2983

#15 0x000055a1781706fc in dispatch_command (command=COM_STMT_EXECUTE, thd=0x55a17a3897d0, packet=0x55a17a38f221 "C8", packet_length=9) at /home/travis/src/sql/sql_parse.cc:1439

#16 0x000055a17816f7ca in do_command (thd=0x55a17a3897d0) at /home/travis/src/sql/sql_parse.cc:1124

#17 0x000055a1782ab000 in do_handle_one_connection (thd_arg=0x55a17a3897d0) at /home/travis/src/sql/sql_connect.cc:1330

#18 0x000055a1782aad64 in handle_one_connection (arg=0x55a17a3897d0) at /home/travis/src/sql/sql_connect.cc:1242

#19 0x00007f6293cb7184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0

#20 0x00007f62933d9ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

perl ./runall-new.pl --basedir=/home/travis/server --vardir=/home/travis/logs/vardir --duration=350 --threads=6 --seed=1539825962 --reporters=Backtrace,ErrorLog,Deadlock --validators=TransformerNoComparator --views --redefine=conf/mariadb/alter_table.yy --redefine=conf/mariadb/sp.yy --redefine=conf/mariadb/bulk_insert.yy --mysqld=--log_output=FILE --mysqld=--max-statement-time=30 --mysqld=--lock-wait-timeout=10 --mysqld=--loose-innodb-lock-wait-timeout=5 --mysqld=--loose-debug_assert_on_not_freed_memory=0 --mysqld=--default-storage-engine=MyISAM --grammar=conf/engines/engine_stress.yy --gendata=conf/engines/engine_stress.zz --ps-protocol --transformers=ExecuteAsDeleteReturning,ExecuteAsInsertSelect,ExecuteAsUnion,ExecuteAsUpdateDelete,ExecuteAsView