Sporadic compact test failures in Jenkins

[Alexey Kopytov]

There are sporadic compact test failures in Jenkins like this one: http://jenkins.percona.com/view/XtraBackup/job/percona-xtrabackup-2.1-param/127/BUILD_TYPE=release,Host=ubuntu-lucid-64bit,xtrabackuptarget=innodb51/testReport/junit/%28root%29/t_compact/sh/

121224 16:49:56 InnoDB: Assertion failure in thread 140204291950336 in file btr/btr0pcur.c line 396
InnoDB: Failing assertion: page_is_comp(next_page) == page_is_comp(page)
InnoDB: We intentionally generate a memory trap.
InnoDB: Submit a detailed bug report to http://bugs.mysql.com.
InnoDB: If you get repeated assertion failures or crashes, even
InnoDB: immediately after the mysqld startup, there may be
InnoDB: corruption in the InnoDB tablespace. Please refer to
InnoDB: http://dev.mysql.com/doc/refman/5.1/en/forcing-innodb-recovery.html
InnoDB: about forcing recovery.
Aborted

[Stewart Smith (stewart)]

NOTE: this bug was only ever in the compact-backups branch, and before it was merged into trunk.

[Shahriyar Rzayev (rzayev-sehriyar)]

Percona now uses JIRA for bug reports so this bug report is migrated to: https://jira.percona.com/browse/PXB-1193