I have the same problem, MBA 2013 with mavericks 10.9.1
This is a part of the log from this night (I set it to sleep and by morning the battery was drained):
2013-12-19 02:59:49,000 kernel[0]: sleep
2013-12-19 02:59:49,000 kernel[0]: hibernate_rebuild started
2013-12-19 02:59:49,000 kernel[0]: hibernate_rebuild_pmap_structs done: last_valid_compact_indx 408343
2013-12-19 02:59:49,000 kernel[0]: hibernate_rebuild completed - took 63 msecs
2013-12-19 02:59:49,000 kernel[0]: Wake reason: ?
2013-12-19 02:59:49,000 kernel[0]: AppleCamIn::systemWakeCall - messageType = 0xE0000340
2013-12-19 02:59:49,000 kernel[0]: AppleCamIn::wakeEventHandlerThread
2013-12-19 02:59:49,000 kernel[0]: Previous Sleep Cause: -113
2013-12-19 02:59:49,000 kernel[0]: AppleHSSPIController::HandleMessage Device Wake by Host
2013-12-19 02:59:49,000 kernel[0]: **** [IOBluetoothHostControllerUSBTransport][SuspendDevice] -- Resume -- suspendDeviceCallResult = 0x0000 (kIOReturnSuccess) -- 0xc400 ****
2013-12-19 02:59:49,000 kernel[0]: ARPT: 3827.757952: si_survive_perst_war: bar0win before 18003000, bar0win after 18001000
2013-12-19 02:59:49,419 hidd[70]: MultitouchHID: device bootloaded
2013-12-19 02:59:49,000 kernel[0]: ARPT: 3827.978830: AirPort_Brcm43xx::powerChange: System Wake - Full Wake/ Dark Wake / Maintenance wake
2013-12-19 02:59:49,000 kernel[0]: AppleCamIn::systemWakeCall - messageType = 0xE0000340
2013-12-19 02:59:49,000 kernel[0]: AppleCamIn::wakeEventHandlerThread
2013-12-19 02:59:49,752 UserEventAgent[11]: Captive: CNPluginHandler en0: Inactive
2013-12-19 02:59:49,762 WindowServer[102]: _CGXHWCaptureWindowList: No capable active display found.
2013-12-19 02:59:49,768 configd[18]: network changed: v4(en0-:192.168.0.107) DNS- Proxy-
2013-12-19 02:59:54,000 kernel[0]: AppleCamIn::handleWakeEvent_gated
2013-12-19 02:59:54,000 kernel[0]: AppleCamIn::handleWakeEvent_gated
2013-12-19 02:59:54,857 SystemUIServer[279]: Menu Extra: is over retained.
2013-12-19 02:59:57,000 kernel[0]: ARPT: 3835.863507: MacAuthEvent en0 Auth result for: 28:10:7b:ce:37:72 MAC AUTH succeeded
2013-12-19 02:59:57,000 kernel[0]: wlEvent: en0 en0 Link UP virtIf = 0
2013-12-19 02:59:57,000 kernel[0]: AirPort: Link Up on en0
2013-12-19 02:59:57,000 kernel[0]: en0: BSSID changed to 28:10:7b:ce:37:72
2013-12-19 02:59:57,000 kernel[0]: AirPort: RSN handshake complete on en0
2013-12-19 02:59:57,634 configd[18]: network changed: DNS* Proxy
2013-12-19 02:59:57,640 mDNSResponder[62]: mDNS_RegisterInterface: Frequent transitions for interface en0 (FE80:0000:0000:0000:8638:35FF:FE48:DB2A)
2013-12-19 02:59:57,640 mDNSResponder[62]: mDNS_RegisterInterface: Frequent transitions for interface en0 (192.168.0.107)
2013-12-19 02:59:57,641 UserEventAgent[11]: Captive: [CNInfoNetworkActive:1655] en0: SSID 'gerthkhan' making interface primary (cache indicates network not captive)
2013-12-19 02:59:57,642 UserEventAgent[11]: Captive: CNPluginHandler en0: Evaluating
2013-12-19 02:59:57,646 configd[18]: network changed: v4(en0!:192.168.0.107) DNS+ Proxy+ SMB
2013-12-19 02:59:57,646 UserEventAgent[11]: Captive: en0: Not probing 'gerthkhan' (cache indicates not captive)
2013-12-19 02:59:57,647 UserEventAgent[11]: Captive: CNPluginHandler en0: Authenticated
2013-12-19 02:59:57,000 dnsmasq[254]: ignoring nameserver 127.0.0.1 - local interface
2013-12-19 02:59:57,000 kernel[0]: flow_divert_kctl_disconnect (0): disconnecting group 1
2013-12-19 02:59:58,328 apsd[82]: Unrecognized leaf certificate
2013-12-19 02:59:58,393 airportd[84]: _doAutoJoin: Already associated to “gerthkhan”. Bailing on auto-join.
2013-12-19 03:00:23,000 kernel[0]: ARPT: 3862.148153: AirPort_Brcm43xx::powerChange: System Sleep
2013-12-19 03:00:23,000 kernel[0]: ARPT: 3862.148158: wl0: powerChange: *** BONJOUR/MDNS OFFLOADS ARE NOT RUNNING.
2013-12-19 03:00:23,000 kernel[0]: AppleCamIn::systemWakeCall - messageType = 0xE0000340
2013-12-19 03:00:24,000 kernel[0]: hibernate image path: /var/vm/sleepimage
2013-12-19 03:00:24,000 kernel[0]: efi pagecount 63
2013-12-19 03:00:24,000 kernel[0]: hibernate_page_list_setall(preflight 1) start 0xffffff80e4c33000, 0xffffff80e4c73000
2013-12-19 03:00:24,000 kernel[0]: hibernate_page_list_setall time: 220 ms
2013-12-19 03:00:24,000 kernel[0]: pages 1199084, wire 412017, act 259403, inact 98934, cleaned 0 spec 409, zf 462, throt 0, compr 271324, xpmapped 99652
2013-12-19 03:00:24,000 kernel[0]: could discard act 42837 inact 83038 purgeable 7443 spec 23217 cleaned 0
2013-12-19 03:00:24,000 kernel[0]: hibernate_page_list_setall preflight pageCount 412017 est comp 50 setfile 890456328 min 1073741824
2013-12-19 03:00:24,000 kernel[0]: [0x5b1c837000, 0x19000000]
2013-12-19 03:00:24,000 kernel[0]: [0x5b8c857000, 0x19000000]
2013-12-19 03:00:24,000 kernel[0]: [0x5bb59ec000, 0xe000000]
2013-12-19 03:00:24,000 kernel[0]: [0x0, 0x0]
2013-12-19 03:00:24,000 kernel[0]: kern_open_file_for_direct_io(0) took 0 ms
2013-12-19 03:00:24,000 kernel[0]: Opened file /var/vm/sleepimage, size 1073741824, partition base 0x0, maxio 2000000 ssd 1
2013-12-19 03:00:24,000 kernel[0]: hibernate image major 1, minor 0, blocksize 4096, pollers 5
2013-12-19 03:00:24,000 kernel[0]: IOThunderboltSwitch<0xffffff8024e5fc00>(0x0)::listenerCallback - Thunderbolt HPD packet for route = 0x0 port = 11 unplug = 0
2013-12-19 03:00:24,000 kernel[0]: IOThunderboltSwitch<0xffffff8024e5fc00>(0x0)::listenerCallback - Thunderbolt HPD packet for route = 0x0 port = 12 unplug = 0
2013-12-19 03:00:41,000 kernel[0]: vm_compressor_flush - starting
2013-12-19 03:00:41,000 kernel[0]: vm_compressor_flush completed - took 7226 msecs
2013-12-19 03:00:41,000 kernel[0]: hibernate_flush_memory: buffer_cache_gc freed up 2553 wired pages
2013-12-19 03:00:41,000 kernel[0]: hibernate_alloc_pages act 143381, inact 182378, anon 215, throt 0, spec 23594, wire 425295, wireinit 141342
2013-12-19 03:00:41,000 kernel[0]: hibernate_setup(0) took 8663 ms
2013-12-19 03:00:41,000 kernel[0]: en0: BSSID changed to 28:10:7b:ce:37:72
2013-12-19 03:00:41,000 kernel[0]: ARPT: 3871.496909: scanparams:
2013-12-19 03:00:41,000 kernel[0]: ARPT: 3871.496912: flags 0
2013-12-19 03:00:41,000 kernel[0]: ARPT: 3871.496914: active_time 0, passive_time 0
2013-12-19 03:00:41,000 kernel[0]: ARPT: 3871.496915: scan_start_delay 0
2013-12-19 03:00:41,000 kernel[0]: ARPT: 3871.496917: scan_cycle_idle_rest_time 0, scan_cycle_idle_rest_time_multiplier 0
2013-12-19 03:00:41,000 kernel[0]: ARPT: 3871.496920: max_scan_cycles 0, max_rest_time 0
2013-12-19 03:00:41,000 kernel[0]: ARPT: 3871.496921: Scan Channels (0): None
2013-12-19 03:00:41,000 kernel[0]: ARPT: 3871.496923: SSID (0): None
2013-12-19 03:00:41,000 kernel[0]: ARPT: 3871.496925: SSID count = 0
2013-12-19 03:00:41,000 kernel[0]: ARPT: 3871.496927: wl0: leaveModulePoweredForOffloads: Wi-Fi will turn off.
2013-12-19 03:00:41,000 kernel[0]: Bluetooth -- LE is supported - Disable LE meta event
2013-12-19 03:00:41,000 kernel[0]: wlEvent: en0 en0 Link DOWN virtIf = 0
2013-12-19 03:00:41,000 kernel[0]: AirPort: Link Down on en0. Reason 8 (Disassociated because station leaving).
2013-12-19 03:00:41,000 kernel[0]: **** [IOBluetoothHostControllerUSBTransport][SuspendDevice] -- Suspend -- suspendDeviceCallResult = 0x0000 (kIOReturnSuccess) -- 0xc400 ****
2013-12-19 03:00:41,000 kernel[0]: AppleCamIn::systemWakeCall - messageType = 0xE0000340
2013-12-19 03:00:34,000 kernel[0]: AppleThunderboltNHIType2::waitForOk2Go2Sx - retries = 3
2013-12-19 03:00:41,000 kernel[0]: hibernate_page_list_setall(preflight 0) start 0xffffff80e4c33000, 0xffffff80e4c73000
2013-12-19 03:00:41,000 kernel[0]: hibernate_teardown started
2013-12-19 03:00:41,000 kernel[0]: hibernate_teardown: wired_pages 425785, free_pages 1564266, active_pages 85181, inactive_pages 5372, speculative_pages 399, cleaned_pages 0, compressor_pages 46
2013-12-19 03:00:41,000 kernel[0]: hibernate_teardown_pmap_structs done: last_valid_compact_indx 401188
2013-12-19 03:00:41,000 kernel[0]: hibernate_teardown: mark_as_unneeded_pages 4096, 26435, 16812
2013-12-19 03:00:41,000 kernel[0]: hibernate_teardown completed - discarded 47343
2013-12-19 03:00:41,000 kernel[0]: hibernate_page_list_setall time: 515 ms
2013-12-19 03:00:41,000 kernel[0]: pages 712796, wire 363397, act 85181, inact 5372, cleaned 0 spec 399, zf 0, throt 0, compr 46, xpmapped 90952
2013-12-19 03:00:41,000 kernel[0]: did discard act 50757 inact 177006 purgeable 7443 spec 23195 cleaned 0
2013-12-19 03:00:41,000 kernel[0]: hibernate_page_list_setall found pageCount 454395
2013-12-19 03:00:41,000 kernel[0]: IOHibernatePollerOpen, ml_get_interrupts_enabled 0
2013-12-19 03:00:41,000 kernel[0]: IOHibernatePollerOpen(0)
2013-12-19 03:00:41,000 kernel[0]: encryptStart 14020
2013-12-19 03:00:41,000 kernel[0]: bitmap_size 0x3f908, previewSize 0x3d0e68, writing 453084 pages @ 0x424790
2013-12-19 03:00:41,000 kernel[0]: encryptEnd 2c354200
2013-12-19 03:00:41,000 kernel[0]: image1Size 0x2fe1a000, encryptStart1 0x14020, End1 0x2c354200
2013-12-19 03:00:41,000 kernel[0]: encryptStart 2fe1a000
2013-12-19 03:00:41,000 kernel[0]: PMStats: Hibernate write took 5592 ms
2013-12-19 03:00:41,000 kernel[0]: all time: 5592 ms, comp bytes: 1774800896 time: 2165 ms 781 Mb/s, crypt bytes: 1012031968 time: 2681 ms 359 Mb/s,
2013-12-19 03:00:41,000 kernel[0]: image 0 (0%), uncompressed 1774796800 (433300), compressed 1065837888 (60%), sum1 71977686, sum2 94353644
2013-12-19 03:00:41,000 kernel[0]: zeroPageCount 52634, wiredPagesEncrypted 326194, wiredPagesClear 36024, dirtyPagesEncrypted 71083
2013-12-19 03:00:41,000 kernel[0]: hibernate_write_image done(e00002e8)
2013-12-19 03:00:41,000 kernel[0]: sleep
2013-12-19 03:00:41,000 kernel[0]: hibernate_rebuild started
2013-12-19 03:00:41,000 kernel[0]: hibernate_rebuild_pmap_structs done: last_valid_compact_indx 401188
2013-12-19 03:00:41,000 kernel[0]: hibernate_rebuild completed - took 82 msecs
2013-12-19 03:00:41,000 kernel[0]: Wake reason: ?