error using example

[ling245100108]

I run command :"python system.py --sym stdin examples/toy002-libc", and meet the following error:

<type 'exceptions.Exception'> 'X86Op' object has no attribute 'size'

stdin: '\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\n'

Traceback (most recent call last):
File "system.py", line 253, in
while current_state.execute():
File "system.py", line 56, in execute
return self.os.execute()
File "/home/ling/Desktop/pysymemu/linux.py", line 1229, in execute
self.current.execute()
File "/home/ling/Desktop/pysymemu/cpu.py", line 950, in execute
instruction = cpu.getInstructionCapstone(cpu.PC)
File "/home/ling/Desktop/pysymemu/cpu.py", line 98, in new_method
value = old_method(obj, *args)
File "/home/ling/Desktop/pysymemu/cpu.py", line 769, in getInstructionCapstone
op.size *= 8

AttributeError: 'X86Op' object has no attribute 'size'

[feliam]

#This happens with the last capstopne pip installed ?

shiva@shiva:/pysymemu-capstone/pysymemu$ echo ++++ >stdin
shiva@shiva:/pysymemu-capstone/pysymemu$ python system.py --sym stdin examples/toy002-libc
[+] Running examples/toy002-libc
with arguments: []
with environment: []
2015-04-13 11:26:24,222: EXECUTOR:INFO: Loading amd64 ELF program examples/toy002-libc
2015-04-13 11:26:24,222: EXECUTOR:INFO: Arguments: []
2015-04-13 11:26:24,222: EXECUTOR:INFO: Environment: {'LANG': 'en_US.UTF-8', 'TERM': 'xterm', 'SHELL': '/bin/bash', 'LESSCLOSE': '/usr/bin/lesspipe %s %s', 'XDG_RUNTIME_DIR': '/run/user/1000', 'LANGUAGE': 'en_US:en', 'SHLVL': '1', 'SSH_TTY': '/dev/pts/6', 'HOME': '/home/shiva', 'PWD': '/home/shiva/pysymemu-capstone/pysymemu', 'LESSOPEN': '| /usr/bin/lesspipe %s', 'SSH_CLIENT': '201.252.172.151 60076 22', 'LOGNAME': 'shiva', 'USER': 'shiva', 'PATH': '/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games', 'MAIL': '/var/mail/shiva', 'LS_COLORS': 'rs=0:di=01;34:ln=01;36:mh=00:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=40;31;01:su=37;41:sg=30;43:ca=30;41:tw=30;42:ow=34;42:st=37;44:ex=01;32:.tar=01;31:.tgz=01;31:.arj=01;31:.taz=01;31:.lzh=01;31:.lzma=01;31:.tlz=01;31:.txz=01;31:.zip=01;31:.z=01;31:.Z=01;31:.dz=01;31:.gz=01;31:.lz=01;31:.xz=01;31:.bz2=01;31:.bz=01;31:.tbz=01;31:.tbz2=01;31:.tz=01;31:.deb=01;31:.rpm=01;31:.jar=01;31:.war=01;31:.ear=01;31:.sar=01;31:.rar=01;31:.ace=01;31:.zoo=01;31:.cpio=01;31:.7z=01;31:.rz=01;31:.jpg=01;35:.jpeg=01;35:.gif=01;35:.bmp=01;35:.pbm=01;35:.pgm=01;35:.ppm=01;35:.tga=01;35:.xbm=01;35:.xpm=01;35:.tif=01;35:.tiff=01;35:.png=01;35:.svg=01;35:.svgz=01;35:.mng=01;35:.pcx=01;35:.mov=01;35:.mpg=01;35:.mpeg=01;35:.m2v=01;35:.mkv=01;35:.webm=01;35:.ogm=01;35:.mp4=01;35:.m4v=01;35:.mp4v=01;35:.vob=01;35:.qt=01;35:.nuv=01;35:.wmv=01;35:.asf=01;35:.rm=01;35:.rmvb=01;35:.flc=01;35:.avi=01;35:.fli=01;35:.flv=01;35:.gl=01;35:.dl=01;35:.xcf=01;35:.xwd=01;35:.yuv=01;35:.cgm=01;35:.emf=01;35:.axv=01;35:.anx=01;35:.ogv=01;35:.ogx=01;35:.aac=00;36:.au=00;36:.flac=00;36:.mid=00;36:.midi=00;36:.mka=00;36:.mp3=00;36:.mpc=00;36:.ogg=00;36:.ra=00;36:.wav=00;36:.axa=00;36:.oga=00;36:.spx=00;36:.xspf=00;36:', 'XDG_SESSION_ID': '6', 'OLDPWD': '/home/shiva/pysymemu-capstone/pysymemu/examples', '_': '/usr/bin/python', 'SSH_CONNECTION': '201.252.172.151 60076 200.16.17.187 22'}
2015-04-13 11:26:24,226: MEMORY:INFO: Initializing Symbolic Memory
2015-04-13 11:26:24,227: CPU:INFO: Cpu Initialized.
2015-04-13 11:26:24,229: LINUX:INFO: Loading examples/toy002-libc as a amd64 elf
2015-04-13 11:26:24,229: LINUX:INFO: Arguments: ['examples/toy002-libc']
2015-04-13 11:26:24,448: LINUX:INFO: Setting argv, envp and auxv.
2015-04-13 11:26:24,491: LINUX:INFO: Setting initial cpu state
2015-04-13 11:26:24,492: LINUX:INFO: Entry point: 0000000000400f4e
2015-04-13 11:26:24,492: LINUX:INFO: Stack start: 00007fffffffe6c8
2015-04-13 11:26:24,492: LINUX:INFO: Brk: 00000000006c5000
2015-04-13 11:26:24,492: LINUX:INFO: Mappings:
2015-04-13 11:26:24,492: LINUX:INFO: 0000000000400000-00000000004c0000 r x 00000000 examples/toy002-libc
2015-04-13 11:26:24,492: LINUX:INFO: 00000000006bf000-00000000006c1000 rw 00000000
2015-04-13 11:26:24,492: LINUX:INFO: 00000000006c1000-00000000006c5000 rw 00000000
2015-04-13 11:26:24,492: LINUX:INFO: 00007ffffffde000-00007ffffffff000 rwx 00000000
Saving state state_0000000000400f4e_0.pkl
Starting...
Loading state state_0000000000400f4e_0.pkl
Symbolic PC found, possible detinations are: ['4010be', '4010b2']
Saving state state_00000000004010b2_5807.pkl
Program Finnished correctly
stdin: '\x00\x00\x00\x00\n'
Loading state state_00000000004010b2_5807.pkl
Program Finnished correctly
stdin: '4\x01\x02\x01\n'
Results dumped in ./pse_h5O1s5
7577 1517.99242747