rnt-5.1 : main.percona_row_based_replication_without_primary_key_2myisam failed

main.percona_row_based_replication_without_primary_key_2myisam w2 [ fail ]
        Test ended at 2011-09-13 09:15:37

CURRENT_TEST: main.percona_row_based_replication_without_primary_key_2myisam
mysqltest: In included file "./include/percona_row_based_replication_without_primary_key.inc":
included from ./include/percona_row_based_replication_without_primary_key.inc at line 11:
At line 10: Could not open './include/percona_row_based_replication_without_primary_key_delete.inc' for reading, errno: 2

The result from queries just before the failure was:
< snip >
2 13
SELECT * from t;
C1 C2
0 10
0 11
2 12
2 13
UPDATE t SET c1=3 WHERE (t.c2 MOD 2) = 1;
SELECT * FROM t;
C1 C2
0 10
3 11
2 12
3 13
SELECT * from t;
C1 C2
0 10
3 11
2 12
3 13

More results from queries before failure can be found in /home/jenkins/workspace/rnt-5.1/BUILD_TYPE/release/Host/ubuntu-lucid-32bit/Percona-Server-5.1.58-rel12.9/mysql-test/var/2/log/percona_row_based_replication_without_primary_key_2myisam.log

reason:
http://bazaar.launchpad.net/~percona-dev/percona-server/rnt-5.1/revision/194