Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_INVALID_ADDRESS at address: 0x0000000101775000
0x00000001007ad3b1 in zmbv_decode_xor_16 (c=0x101836800) at zmbv.c:177
warning: Source file is more recent than executable.
177	            d = mvec[block] & 1;
(gdb) bt
#0  0x00000001007ad3b1 in zmbv_decode_xor_16 (c=0x101836800) at zmbv.c:177
#1  0x00000001007ae886 in decode_frame (avctx=0x10182ba00, data=0x101515880, data_size=0x7fff5fbff708, avpkt=0x7fff5fbff6a8) at zmbv.c:522
#2  0x0000000100660897 in avcodec_decode_video2 (avctx=0x10182ba00, picture=0x101515880, got_picture_ptr=0x7fff5fbff708, avpkt=0x7fff5fbff6a8) at utils.c:905
#3  0x00000001000085bd in transcode_video (ist=0x101514c80, pkt=0x7fff5fbff6a8, got_output=0x7fff5fbff708, pkt_pts=0x7fff5fbff700) at avconv.c:1911
#4  0x000000010000915e in output_packet (ist=0x101514c80, ost_table=0x101514f80, nb_ostreams=1, pkt=0x7fff5fbff820) at avconv.c:2073
#5  0x000000010000c37c in transcode (output_files=0x101515390, nb_output_files=1, input_files=0x101514b90, nb_input_files=1) at avconv.c:2719
#6  0x00000001000147b2 in main (argc=6, argv=0x7fff5fbffbd8) at avconv.c:4484