galera.galera_unicode_identifiers failed in buildbot with 'Unknown database'

galera.galera_unicode_identifiers 'innodb_plugin' w3 [ fail ]

        Test ended at 2017-09-04 14:06:29

CURRENT_TEST: galera.galera_unicode_identifiers

mysqltest: At line 52: query 'USE `database with space`' failed: 1049: Unknown database 'database with space'

The result from queries just before the failure was:

< snip >

UNIQUE `index name with space` (`second column with space`)

);

INSERT INTO `table with space` VALUES (1, 1);

CREATE DATABASE `база`;

USE `база`;

CREATE TABLE `таблица` (

`първа_колона` INTEGER PRIMARY KEY,

`втора_колона` INTEGER,

UNIQUE `индекс` (`втора_колона`)

);

INSERT INTO `таблица` VALUES (1, 1);

CREATE DATABASE `втора база`;

USE `втора база`;

CREATE TABLE `втора таблица` (

`първа колона` INTEGER,

`втора колона` INTEGER,

KEY `първи индекс` (`първа колона`)

);

INSERT INTO `втора таблица` VALUES (1, 1);

USE `database with space`;

More results from queries before failure can be found in /run/shm/var/3/log/galera_unicode_identifiers.log