AttributeError: 'ExprConcat' object has no attribute 'urem' about arybo HOT 1 CLOSED

Should be fixed with 38dd93c

I have tried the getType(), but it still have another error.
the log said that AttributeError: 'ExprConcat' object has no attribute 'urem'
here is the complete log.

[+] Generating symbolic_expressions/sample4-unprotected.bin.py
[+] Converting symbolic expressions to an LLVM module...
Traceback (most recent call last):
  File "./solve-vm.py", line 761, in <module>
    retValue  = main()
  File "./solve-vm.py", line 671, in main
    M = generateLLVMExpressions(ctx, 0)
  File "./solve-vm.py", line 623, in generateLLVMExpressions
    e = tritonexprs2arybo(exprs)
  File "~/.local/lib/python2.7/site-packages/arybo/tools/triton_.py", line 169, in tritonexprs2arybo
    e = tritonast2arybo(e.getAst(), True, False, context)
  File "~/.local/lib/python2.7/site-packages/arybo/tools/triton_.py", line 36, in tritonast2arybo
    v = next(children)
  File "~/.local/lib/python2.7/site-packages/arybo/tools/triton_.py", line 30, in <genexpr>
    children = (tritonast2arybo(c,use_exprs,use_esf,context) for c in children_)
  File "~/.local/lib/python2.7/site-packages/arybo/tools/triton_.py", line 60, in tritonast2arybo
    v = next(children)
  File "~/.local/lib/python2.7/site-packages/arybo/tools/triton_.py", line 30, in <genexpr>
    children = (tritonast2arybo(c,use_exprs,use_esf,context) for c in children_)
  File "~/.local/lib/python2.7/site-packages/arybo/tools/triton_.py", line 139, in tritonast2arybo
    return reduce(binop, children)
  File "~/.local/lib/python2.7/site-packages/arybo/tools/triton_.py", line 132, in <lambda>
    TAstN.BVUREM: lambda x,y: x.urem(y),
AttributeError: 'ExprConcat' object has no attribute 'urem'
Command exited with non-zero status 1

Originally posted by @windy1946 in https://github.com/quarkslab/arybo/issue_comments#issuecomment-456111753

this problem is fixed after i use the latest release.
it is 1.0 version when i use pip to install the arbo.

from arybo.