Can anyone tell what happed (or what someone did) on my macbook on a saturday night?

Can anyone tell what happed (or what someone did) on my macbook on a saturday night, when it was laying around at apple service for an display exchange?

here's the log, thanks in advance!

____________________________________________________________

Sep 24 20:41:18 localhost syslogd[50]: Configuration Notice:
ASL Module "com.apple.cdscheduler" claims selected messages.
Those messages may not appear in standard system log files or in the ASL database.
Sep 24 20:41:18 localhost syslogd[50]: Configuration Notice:
ASL Module "com.apple.install" c

laims selected messages.
Those messages may not appear in standard system log files or in the ASL database.

Can anyone tell what happed (or what someone did) on my macbook on a saturday night?
 
 
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