こゆメールが来るのは致し方ないとして・・・
ssh: connect to host bbq.2ch.net port 22: Operation timed out
rsync: connection unexpectedly closed (0 bytes received so far) [Receiver]
rsync error: error in rsync protocol data stream (code 12) at io.c(601) [Receiver=3.0.7]

こんなの来ちゃったよ。。。
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@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @
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IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that the DSA host key has just been changed.
The fingerprint for the DSA key sent by the remote host is
**:**:**:**:**:**:**:**:**:**:**:**:**:**:**:**.
Please contact your system administrator.
Add correct host key in /home/ch2bbq2/.ssh/known_hosts to get rid of this message.
Offending key in /home/ch2bbq2/.ssh/known_hosts:2
DSA host key for bbq.2ch.net has changed and you have requested strict checking.
Host key verification failed.
rsync: connection unexpectedly closed (0 bytes received so far) [Receiver]
rsync error: error in rsync protocol data stream (code 12) at io.c(601) [Receiver=3.0.7]