Warning: option 'innodb_file_io_threads': signed value 1 adjusted to 4
/data/bld/10.5-rel-nightly/bin/mariabackup based on MariaDB server 10.5.4-MariaDB Linux (x86_64)
[00] 2020-06-17 01:25:09 incremental backup from 433344232 is enabled.
[00] 2020-06-17 01:25:09 cd to /dev/shm/var_mdev22913_2/backup_0/
[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t9.new.meta to /dev/shm/var_mdev22913_2/backup_2//test/t9.ibd.meta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t8.new.meta to /dev/shm/var_mdev22913_2/backup_2//test/t8.ibd.meta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t7.new.meta to /dev/shm/var_mdev22913_2/backup_2//test/t7.ibd.meta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t6.new.meta to /dev/shm/var_mdev22913_2/backup_2//test/t6.ibd.meta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t5.new.meta to /dev/shm/var_mdev22913_2/backup_2//test/t5.ibd.meta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t4.new.meta to /dev/shm/var_mdev22913_2/backup_2//test/t4.ibd.meta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t3.new.meta to /dev/shm/var_mdev22913_2/backup_2//test/t3.ibd.meta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t2.new.meta to /dev/shm/var_mdev22913_2/backup_2//test/t2.ibd.meta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t1.new.meta to /dev/shm/var_mdev22913_2/backup_2//test/t1.ibd.meta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t9.new.delta to /dev/shm/var_mdev22913_2/backup_2//test/t9.ibd.delta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t8.new.delta to /dev/shm/var_mdev22913_2/backup_2//test/t8.ibd.delta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t7.new.delta to /dev/shm/var_mdev22913_2/backup_2//test/t7.ibd.delta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t6.new.delta to /dev/shm/var_mdev22913_2/backup_2//test/t6.ibd.delta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t5.new.delta to /dev/shm/var_mdev22913_2/backup_2//test/t5.ibd.delta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t4.new.delta to /dev/shm/var_mdev22913_2/backup_2//test/t4.ibd.delta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t3.new.delta to /dev/shm/var_mdev22913_2/backup_2//test/t3.ibd.delta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t2.new.delta to /dev/shm/var_mdev22913_2/backup_2//test/t2.ibd.delta

[00] 2020-06-17 01:25:09 Renaming /dev/shm/var_mdev22913_2/backup_2//test/t1.new.delta to /dev/shm/var_mdev22913_2/backup_2//test/t1.ibd.delta

[00] 2020-06-17 01:25:09 This target seems to be already prepared.
[00] 2020-06-17 01:25:09 mariabackup: using the following InnoDB configuration for recovery:
[00] 2020-06-17 01:25:09 innodb_data_home_dir = .
[00] 2020-06-17 01:25:09 innodb_data_file_path = ibdata1:12M:autoextend
[00] 2020-06-17 01:25:09 innodb_log_group_home_dir = /dev/shm/var_mdev22913_2/backup_2/
[00] 2020-06-17 01:25:09 InnoDB: Using Linux native AIO
[00] 2020-06-17 01:25:09 mariabackup: Generating a list of tablespaces
2020-06-17  1:25:09 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t9.ibd, Space ID:151323, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t9.ibd, Space ID:151323, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t9.ibd, Space ID:151323, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t9.ibd, Space ID:151323, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t9.ibd, Space ID:151323, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t9.ibd, Space ID:151323, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t9.ibd, Space ID:151323, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t9.ibd, Space ID:151323, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t9.ibd, Space ID:151323, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t9.ibd, Space ID:151323, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t8.ibd, Space ID:151336, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t8.ibd, Space ID:151336, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t8.ibd, Space ID:151336, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t8.ibd, Space ID:151336, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t8.ibd, Space ID:151336, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t8.ibd, Space ID:151336, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t8.ibd, Space ID:151336, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t8.ibd, Space ID:151336, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t8.ibd, Space ID:151336, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t8.ibd, Space ID:151336, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t7.ibd, Space ID:151334, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t7.ibd, Space ID:151334, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t7.ibd, Space ID:151334, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t7.ibd, Space ID:151334, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t7.ibd, Space ID:151334, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t7.ibd, Space ID:151334, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t7.ibd, Space ID:151334, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t7.ibd, Space ID:151334, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t7.ibd, Space ID:151334, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t7.ibd, Space ID:151334, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t6.ibd, Space ID:151328, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t6.ibd, Space ID:151328, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t6.ibd, Space ID:151328, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t6.ibd, Space ID:151328, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t6.ibd, Space ID:151328, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t6.ibd, Space ID:151328, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t6.ibd, Space ID:151328, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t6.ibd, Space ID:151328, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t6.ibd, Space ID:151328, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t6.ibd, Space ID:151328, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t5.ibd, Space ID:151333, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t5.ibd, Space ID:151333, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t5.ibd, Space ID:151333, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t5.ibd, Space ID:151333, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t5.ibd, Space ID:151333, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t5.ibd, Space ID:151333, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t5.ibd, Space ID:151333, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t5.ibd, Space ID:151333, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t5.ibd, Space ID:151333, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t5.ibd, Space ID:151333, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t4.ibd, Space ID:151331, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t4.ibd, Space ID:151331, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t4.ibd, Space ID:151331, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t4.ibd, Space ID:151331, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t4.ibd, Space ID:151331, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t4.ibd, Space ID:151331, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t4.ibd, Space ID:151331, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t4.ibd, Space ID:151331, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t4.ibd, Space ID:151331, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t4.ibd, Space ID:151331, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t3.ibd, Space ID:151335, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t3.ibd, Space ID:151335, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t3.ibd, Space ID:151335, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t3.ibd, Space ID:151335, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t3.ibd, Space ID:151335, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t3.ibd, Space ID:151335, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t3.ibd, Space ID:151335, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t3.ibd, Space ID:151335, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t3.ibd, Space ID:151335, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t3.ibd, Space ID:151335, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t2.ibd, Space ID:151330, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t2.ibd, Space ID:151330, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t2.ibd, Space ID:151330, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t2.ibd, Space ID:151330, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t2.ibd, Space ID:151330, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t2.ibd, Space ID:151330, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t2.ibd, Space ID:151330, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t2.ibd, Space ID:151330, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t2.ibd, Space ID:151330, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t2.ibd, Space ID:151330, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t1.ibd, Space ID:151327, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t1.ibd, Space ID:151327, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t1.ibd, Space ID:151327, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t1.ibd, Space ID:151327, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t1.ibd, Space ID:151327, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t1.ibd, Space ID:151327, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t1.ibd, Space ID:151327, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t1.ibd, Space ID:151327, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t1.ibd, Space ID:151327, Flags: 41
2020-06-17  1:25:10 0 [Note] InnoDB: Checksum mismatch in datafile: ./test/t1.ibd, Space ID:151327, Flags: 41
[00] 2020-06-17 01:25:10 page size for /dev/shm/var_mdev22913_2/backup_2//ibdata1.delta is 16384 bytes
[00] 2020-06-17 01:25:10 Applying /dev/shm/var_mdev22913_2/backup_2//ibdata1.delta to ./ibdata1...
[00] 2020-06-17 01:25:10 page size for /dev/shm/var_mdev22913_2/backup_2//test/t1.ibd.delta is 8192 bytes
[00] 2020-06-17 01:25:10 Can't create file ./test/t1.ibd
[00] 2020-06-17 01:25:10 error: can't open ./test/t1.ibd
[00] 2020-06-17 01:25:10 Error: xtrabackup_apply_delta(): failed to apply /dev/shm/var_mdev22913_2/backup_2//test/t1.ibd.delta to ./test/t1.ibd.