mp4box crashing when creating large new file

[Metheos]

Verbose Output

T:\MP4\TEMP>mp4box -v -fps 23.976 -split-size 4294967296 -add tmpvidce.h264 -add
 tmpvidce.aac -new video.mp4
AVC-H264 import - frame size 1920 x 1080 at 23.976 FPS
[avc-h264] SEI user message Θ╜µ┘H╖û,╪ ┘#ε∩x264 - core 66 r1092 60f4cd8 - H.264/M
PEG-4 AVC codec - Copyleft 2003-2008 - http://www.videolan.org/x264.html - optio
ns: cabac=1 ref=4 deblock=1:0:0 analyse=0x3:0x133 me=umh subme=7 psy_rd=1.0:0.0
mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 chro
ma_qp_offset=-2 threads=6 nr=0 decimate=1 mbaff=0 bframes=3 b_pyramid=1 b_adapt=
1 b_bias=0 direct=1 wpredb=1 keyint=250 keyint_min=25 scenecut=40(pre) rc=2pass
bitrate=6360 ratetol=1.0 qcomp=0.60 qpmin=10 qpmax=51 qpstep=4 cplxblur=20.0 qbl
ur=0.5 ip_ratio=1.40 pb_ratio=1.30 aq=1:1.00
Import results: 128607 samples - Slices: 1318 I 50655 P 76634 B - 1 SEI - 1236 I
DR
        Stream uses B-slice references - max frame delay 2
[iso file] Read Box type ftyp size 32 start 0
[iso file] Read Box type moov size 1069665 start 32
[iso file] Read Box type mvhd size 108 start 40
[iso file] Read Box type trak size 1069182 start 148
[iso file] Read Box type tkhd size 92 start 156
[iso file] Read Box type mdia size 1069082 start 248
[iso file] Read Box type mdhd size 32 start 256
[iso file] Read Box type hdlr size 52 start 288
[iso file] Read Box type minf size 1068990 start 340
[iso file] Read Box type smhd size 16 start 348
[iso file] Read Box type dinf size 36 start 364
[iso file] Read Box type dref size 28 start 372
[iso file] Read Box type url  size 12 start 388
[iso file] Read Box type stbl size 1068930 start 400
[iso file] Read Box type stsd size 106 start 408
[iso file] Read Box type mp4a size 90 start 424
[iso file] Read Box type esds size 54 start 460
[iso file] Read Box type stts size 32 start 514
[iso file] Read Box type stsc size 40 start 546
[iso file] Read Box type stsz size 1005860 start 586
[iso file] Read Box type stco size 62884 start 1006446
[iso file] Read Box type udta size 367 start 1069330
[iso file] Read Box type ndrm size 15 start 1069338
[iso file] Read Box type meta size 199 start 1069353
[iso file] Read Box type hdlr size 34 start 1069365
[iso file] Read Box type ilst size 153 start 1069399
[iso file] Read Box type ---- size 97 start 1069407
[iso file] Read Box type .too size 48 start 1069504
[iso file] Read Box type data size 40 start 1069512
[iso file] Read Box type chpl size 26 start 1069552
[iso file] Read Box type tags size 119 start 1069578
[iso file] Read Box type free size 512 start 1069697
[iso file] Read Box type mdat size 107610656 start 1070209
[iso file] Read Box type ftyp size 32 start 0
[iso file] Read Box type moov size 1069665 start 32
[iso file] Read Box type mvhd size 108 start 40
[iso file] Read Box type trak size 1069182 start 148
[iso file] Read Box type tkhd size 92 start 156
[iso file] Read Box type mdia size 1069082 start 248
[iso file] Read Box type mdhd size 32 start 256
[iso file] Read Box type hdlr size 52 start 288
[iso file] Read Box type minf size 1068990 start 340
[iso file] Read Box type smhd size 16 start 348
[iso file] Read Box type dinf size 36 start 364
[iso file] Read Box type dref size 28 start 372
[iso file] Read Box type url  size 12 start 388
[iso file] Read Box type stbl size 1068930 start 400
[iso file] Read Box type stsd size 106 start 408
[iso file] Read Box type mp4a size 90 start 424
[iso file] Read Box type esds size 54 start 460
[iso file] Read Box type stts size 32 start 514
[iso file] Read Box type stsc size 40 start 546
[iso file] Read Box type stsz size 1005860 start 586
[iso file] Read Box type stco size 62884 start 1006446
[iso file] Read Box type udta size 367 start 1069330
[iso file] Read Box type ndrm size 15 start 1069338
[iso file] Read Box type meta size 199 start 1069353
[iso file] Read Box type hdlr size 34 start 1069365
[iso file] Read Box type ilst size 153 start 1069399
[iso file] Read Box type ---- size 97 start 1069407
[iso file] Read Box type .too size 48 start 1069504
[iso file] Read Box type data size 40 start 1069512
[iso file] Read Box type chpl size 26 start 1069552
[iso file] Read Box type tags size 119 start 1069578
[iso file] Read Box type free size 512 start 1069697
[iso file] Read Box type mdat size 107610656 start 1070209
IsoMedia import - track ID 1 - Audio (SR 48000 - 2 channels)
Saving video.mp4: 0.500 secs Interleaving

That's where windows tells me it has stopped responding
Drive T: is NTFS, so it's probably not a filesystem restriction, but i have no problems running the same command on smaller input files.