Out of space errors for ubuntu-1804-bigtest builder

Some tests fail with out of space errors:

Retrying test rpl.rpl_non_direct_row_mixing_engines, attempt(2/3)...
worker[5] > Restart - not started
worker[5] > Restart - not started
worker[8] > Restart - not started
worker[8] > Restart - not started
worker[6] > Restart - not started
worker[6] > Restart - not started
worker[3] > Restart - not started
worker[3] > Restart - not started
***Warnings generated in error logs during shutdown after running tests: rpl.rpl_non_direct_stm_mixing_engines
2020-11-02 8:17:51 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it accesses a non-transactional table after accessing a transactional table within the same transaction Statement: INSERT INTO nt_1(trans_id, stmt_id) VALUES (133, 4)
2020-11-02 8:17:51 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it accesses a non-transactional table after accessing a transactional table within the same transaction Statement: INSERT INTO nt_5(trans_id, stmt_id) VALUES (134, 4)
2020-11-02 8:17:52 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it accesses a non-transactional table after accessing a transactional table within the same transaction Statement: SELECT fc_i_nt_5_suc (135, 4)
2020-11-02 8:17:52 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it accesses a non-transactional table after accessing a transactional table within the same transaction Statement: CALL pc_i_nt_5_suc (136, 4)
2020-11-02 8:17:53 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it accesses a non-transactional table after accessing a transactional table within the same transaction Statement: INSERT INTO nt_1(trans_id, stmt_id) VALUES (137, 4)
2020-11-02 8:17:54 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it accesses a non-transactional table after accessing a transactional table within the same transaction Statement: INSERT INTO nt_5(trans_id, stmt_id) VALUES (138, 4)
2020-11-02 8:17:55 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it accesses a non-transactional table after accessing a transactional table within the same transaction Statement: SELECT fc_i_nt_5_suc (139, 4)
2020-11-02 8:17:56 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it accesses a non-transactional table after accessing a transactional table within the same transaction Statement: CALL pc_i_nt_5_suc (140, 4)
2020-11-02 8:18:00 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it accesses a non-transactional table after accessing a transactional table within the same transaction Statement: INSERT INTO nt_1(trans_id, stmt_id) VALUES (141, 4)
2020-11-02 8:18:03 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it accesses a non-transactional table after accessing a transactional table within the same transaction Statement: INSERT INTO nt_5(trans_id, stmt_id) VALUES (142, 4)
2020-11-02 8:19:04 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: INSERT INTO tt_1(trans_id, stmt_id, info) SELECT 206, 2, COUNT FROM nt_1
2020-11-02 8:19:04 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: UPDATE nt_3, tt_3 SET nt_3.info= "new text 207 --> 2", tt_3.info= "new text 207 --> 2" where nt_3.trans_id = tt_3.trans_id and tt_3.trans_id = 1
2020-11-02 8:19:05 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: INSERT INTO nt_4(trans_id, stmt_id) VALUES (208, 2)
2020-11-02 8:19:05 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: INSERT INTO nt_5(trans_id, stmt_id, info) VALUES (209, 2, fc_i_tt_5_suc(209, 2))
2020-11-02 8:19:05 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: UPDATE tt_4, nt_4 SET tt_4.info= "new text 210 --> 2", nt_4.info= "new text 210 --> 2" where nt_4.trans_id = tt_4.trans_id and tt_4.trans_id = 1
2020-11-02 8:19:06 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: INSERT INTO tt_3(trans_id, stmt_id) VALUES (211, 2)
2020-11-02 8:19:06 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: INSERT INTO tt_5(trans_id, stmt_id, info) VALUES (212, 2, fc_i_nt_5_suc(212, 2))
2020-11-02 8:19:08 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: INSERT INTO nt_4(trans_id, stmt_id) VALUES (215, 2), (208, 2)
2020-11-02 8:19:08 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: INSERT INTO nt_5(trans_id, stmt_id, info) VALUES (216, 2, ''), (212, 2, fc_i_tt_5_suc (216, 2))
2020-11-02 8:20:34 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO tt_xx_7(trans_id, stmt_id, info) SELECT trans_id, stmt_id, USER() FROM nt_1
2020-11-02 8:20:35 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO tt_xx_7(trans_id, stmt_id, info) SELECT trans_id, stmt_id, USER() FROM nt_1
2020-11-02 8:20:37 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO tt_xx_8(trans_id, stmt_id, info) SELECT trans_id, stmt_id, USER() FROM tt_1
2020-11-02 8:20:38 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO tt_xx_8(trans_id, stmt_id, info) SELECT trans_id, stmt_id, USER() FROM tt_1
2020-11-02 8:20:40 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO nt_xx_9(trans_id, stmt_id, info) SELECT trans_id, stmt_id, USER() FROM tt_1
2020-11-02 8:20:41 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO nt_xx_9(trans_id, stmt_id, info) SELECT trans_id, trans_id, USER() FROM tt_1
2020-11-02 8:20:41 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO nt_xx_9(trans_id, stmt_id, info) SELECT trans_id, stmt_id, USER() FROM tt_1
2020-11-02 8:20:42 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO nt_xx_9(trans_id, stmt_id, info) SELECT trans_id, trans_id, USER() FROM tt_1
2020-11-02 8:20:43 14 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO nt_xx_10(trans_id, stmt_id, info) SELECT trans_id, stmt_id, USER() FROM nt_1
2020-11-02 8:16:43 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: INSERT INTO tt_1(trans_id, stmt_id, info) SELECT 24, 1, COUNT FROM nt_1
2020-11-02 8:16:43 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: UPDATE nt_3, tt_3 SET nt_3.info= "new text 25 --> 1", tt_3.info= "new text 25 --> 1" where nt_3.trans_id = tt_3.trans_id and tt_3.trans_id = 1
2020-11-02 8:16:43 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: INSERT INTO nt_4(trans_id, stmt_id) VALUES (26, 1)
2020-11-02 8:16:44 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: INSERT INTO nt_5(trans_id, stmt_id, info) VALUES (27, 1, fc_i_tt_5_suc(27, 1))
2020-11-02 8:16:44 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: UPDATE tt_4, nt_4 SET tt_4.info= "new text 28 --> 1", nt_4.info= "new text 28 --> 1" where nt_4.trans_id = tt_4.trans_id and tt_4.trans_id = 1
2020-11-02 8:16:44 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: INSERT INTO tt_3(trans_id, stmt_id) VALUES (29, 1)
2020-11-02 8:16:44 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: INSERT INTO tt_5(trans_id, stmt_id, info) VALUES (30, 1, fc_i_nt_5_suc(30, 1))
2020-11-02 8:16:45 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: INSERT INTO nt_4(trans_id, stmt_id) VALUES (33, 1), (26, 1)
2020-11-02 8:16:45 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: INSERT INTO nt_5(trans_id, stmt_id, info) VALUES (34, 1, ''), (30, 2, fc_i_tt_5_suc (34, 1))
2020-11-02 8:16:45 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement accesses nontransactional table as well as transactional or temporary table, and writes to any of them Statement: INSERT INTO tt_3(trans_id, stmt_id) VALUES (35, 1), (29, 1)
2020-11-02 8:20:34 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO tt_xx_7(trans_id, stmt_id, info) SELECT trans_id, stmt_id, USER() FROM nt_1
2020-11-02 8:20:35 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO tt_xx_7(trans_id, stmt_id, info) SELECT trans_id, stmt_id, USER() FROM nt_1
2020-11-02 8:20:38 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO tt_xx_8(trans_id, stmt_id, info) SELECT trans_id, stmt_id, USER() FROM tt_1
2020-11-02 8:20:39 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO tt_xx_8(trans_id, stmt_id, info) SELECT trans_id, stmt_id, USER() FROM tt_1
2020-11-02 8:20:40 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO nt_xx_9(trans_id, stmt_id, info) SELECT trans_id, stmt_id, USER() FROM tt_1
2020-11-02 8:20:41 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO nt_xx_9(trans_id, stmt_id, info) SELECT trans_id, trans_id, USER() FROM tt_1
2020-11-02 8:20:41 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO nt_xx_9(trans_id, stmt_id, info) SELECT trans_id, stmt_id, USER() FROM tt_1
2020-11-02 8:20:42 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO nt_xx_9(trans_id, stmt_id, info) SELECT trans_id, trans_id, USER() FROM tt_1
2020-11-02 8:20:43 13 [Warning] Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. Statement is unsafe because it uses a system function that may return a different value on the slave Statement: INSERT INTO nt_xx_10(trans_id, stmt_id, info) SELECT trans_id, stmt_id, USER() FROM nt_1
***Warnings generated in error logs during shutdown after running tests: rpl.rpl_mixed_mixing_engines
2020-11-02 8:21:20 13 [ERROR] Error writing file '/buildbot/ubuntu-1804-bigtest/build/mysql-test/var/6/mysqld.2/mysqld.log' (errno: 28 "No space left on device")