mariabackup.data_directory test does not delete a directory with backup and it causes failure of the next test

mariabackup.data_directory               [ pass ]   3445

mariabackup.extra_lsndir                 [ fail ]

        Test ended at 2023-12-07 23:52:53

CURRENT_TEST: mariabackup.extra_lsndir

mysqltest: At line 5: exec of '/usr/bin/mariabackup --defaults-file=/tmp/mysql/my.cnf --backup --parallel=10 --target-dir=/tmp/mysql/tmp/backup --extra-lsndir=/tmp/mysql/tmp/extra_lsndir 2>&1' failed, error: 256, status: 1, errno: 11

Output from before failure:

[00] 2023-12-07 23:52:52 Connecting to MariaDB server host: localhost, user: root, password: set, port: 16000, socket: /tmp/mysql/tmp/mysqld.1.sock

[00] 2023-12-07 23:52:52 Using server version 10.11.7-MariaDB-1:10.11.7+maria~ubu2204-log

/usr/bin/mariabackup based on MariaDB server 10.11.7-MariaDB debian-linux-gnu (x86_64)

[00] 2023-12-07 23:52:52 uses posix_fadvise().

[00] 2023-12-07 23:52:52 cd to /tmp/mysql/mysqld.1/data/

[00] 2023-12-07 23:52:52 open files limit requested 1024, set to 1024

[00] 2023-12-07 23:52:52 mariabackup: using the following InnoDB configuration:

[00] 2023-12-07 23:52:52 innodb_data_home_dir = 

[00] 2023-12-07 23:52:52 innodb_data_file_path = ibdata1:12M:autoextend

[00] 2023-12-07 23:52:52 innodb_log_group_home_dir = ./

2023-12-07 23:52:52 0 [Note] InnoDB: Number of transaction pools: 1

2023-12-07 23:52:52 0 [Note] InnoDB: Buffered log writes (block size=512 bytes)

/usr/bin/mariabackup: Can't create file '/tmp/mysql/tmp/backup/ib_logfile0' (errno: 17 "File exists")

[00] 2023-12-07 23:52:52 Error: failed to open the target stream for 'ib_logfile0'.

 - saving '/tmp/mysql/log/mariabackup.extra_lsndir/' to '/tmp/mysql/log/mariabackup.extra_lsndir/'

mariabackup.data_directory               [ pass ]   3291

mariabackup.options_check                [ fail ]

...

/usr/bin/mariabackup: Can't create file '/tmp/mysql/tmp/backup/ib_logfile0' (errno: 17 "File exists")

[00] 2023-12-07 23:55:16 Error: failed to open the target stream for 'ib_logfile0'.