今朝5時前に使おうとしたら落ちていました。
時間的にこの辺かと思います。
見ると3:30にsuspendしたのを最後に落ちたようです。
2014/01/12 2:37:18.000 kernel[0]: sleep
2014/01/12 2:37:18.000 kernel[0]: Wake reason: RTC (Alarm)
2014/01/12 2:37:18.000 kernel[0]: RTC: Maintenance 2014/1/11 18:29:31, sleep 2014/1/11 17:37:19
2014/01/12 3:29:31.000 kernel[0]: AirPort_Brcm43xx::powerChange: System Wake - Full Wake/ Dark Wake / Maintenance wake
2014/01/12 3:29:31.000 kernel[0]: AirPort_Brcm43xx::checkInterfacePowerState: Check _pwrOffThreadCall!
2014/01/12 3:29:31.000 kernel[0]: Previous Sleep Cause: 5
2014/01/12 3:29:31.000 kernel[0]: TBT W (1): 0 [x]
2014/01/12 3:29:31.000 kernel[0]: **** [IOBluetoothHostControllerUSBTransport][SuspendDevice] -- Resume -- suspendDeviceCallResult = 0x0000 (kIOReturnSuccess) -- 0xfc00 ****
2014/01/12 3:29:36.000 kernel[0]: Ethernet [AppleBCM5701Ethernet]: Link up on en0, 1-Gigabit, Full-duplex, Symmetric flow-control, Debug [796d,0301,0de1,0300,c5e1,3800]
2014/01/12 3:30:09.000 kernel[0]: **** [IOBluetoothHostControllerUSBTransport][SuspendDevice] -- Suspend -- suspendDeviceCallResult = 0x0000 (kIOReturnSuccess) -- 0xfc00 ****
2014/01/12 4:53:46.000 bootlog[0]: BOOT_TIME 1389470026 0
2014/01/12 4:54:22.000 syslogd[20]: Configuration Notice:
ASL Module "com.apple.appstore" claims selected messages.
Those messages may not appear in standard system log files or in the ASL database.
2014/01/12 4:54:22.000 syslogd[20]: Configuration Notice:
ASL Module "com.apple.authd" sharing output destination "/var/log/system.log" with ASL Module "com.apple.asl".
Output parameters from ASL Module "com.apple.asl" override any specified in ASL Module "com.apple.authd".
2014/01/12 4:54:22.000 syslogd[20]: Configuration Notice:
ASL Module "com.apple.authd" claims selected messages.
Those messages may not appear in standard system log files or in the ASL database.
2014/01/12 4:54:22.000 syslogd[20]: Configuration Notice:
ASL Module "com.apple.bookstore" claims selected messages.
Those messages may not appear in standard system log files or in the ASL database.
2014/01/12 4:54:22.000 syslogd[20]: Configuration Notice:
ASL Module "com.apple.eventmonitor" claims selected messages.
Those messages may not appear in standard system log files or in the ASL database.