runtime error about handgesture HOT 1 OPEN

CharlesdeMacBook:bin charles$ cmake ../
CMake Warning at /usr/local/Cellar/cmake/3.11.1/share/cmake/Modules/Platform/Darwin-Initialize.cmake:121 (message):
Ignoring CMAKE_OSX_SYSROOT value:

/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.12.sdk

because the directory does not exist.
Call Stack (most recent call first):
/usr/local/Cellar/cmake/3.11.1/share/cmake/Modules/CMakeSystemSpecificInitialize.cmake:8 (include)
CMakeLists.txt:2 (project)

-- The C compiler identification is AppleClang 9.1.0.9020039
-- The CXX compiler identification is AppleClang 9.1.0.9020039
-- Check for working C compiler: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/cc
-- Check for working C compiler: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/cc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Detecting C compile features
-- Detecting C compile features - done
-- Check for working CXX compiler: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/c++
-- Check for working CXX compiler: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/c++ -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Configuring done
-- Generating done
-- Build files have been written to: /users/charles/HandGesture-master/bin
CharlesdeMacBook:bin charles$ make
Scanning dependencies of target HandGesture_autogen
[ 8%] Automatic MOC and UIC for target HandGesture
[ 8%] Built target HandGesture_autogen
Scanning dependencies of target HandGesture
[ 16%] Building CXX object CMakeFiles/HandGesture.dir/source/gesture/AIGesture.cpp.o
/users/charles/HandGesture-master/source/gesture/AIGesture.cpp:632:21: warning:
illegal character encoding in string literal [-Winvalid-source-encoding]
result="";
^~~~~~~~~~~~~~~~
/users/charles/HandGesture-master/source/gesture/AIGesture.cpp:636:21: warning:
illegal character encoding in string literal [-Winvalid-source-encoding]
result="";
^~~~~~~~~~~~~~~~
/users/charles/HandGesture-master/source/gesture/AIGesture.cpp:643:21: warning:
illegal character encoding in string literal [-Winvalid-source-encoding]
result="";
^~~~~~~~~~~~~~~~
/users/charles/HandGesture-master/source/gesture/AIGesture.cpp:647:21: warning:
illegal character encoding in string literal [-Winvalid-source-encoding]
result="";
^~~~~~~~~~~~~~~~
4 warnings generated.
[ 25%] Building CXX object CMakeFiles/HandGesture.dir/source/gesture/GestrueInfo.cpp.o
[ 33%] Building CXX object CMakeFiles/HandGesture.dir/source/ui/threshold.cpp.o
[ 41%] Building CXX object CMakeFiles/HandGesture.dir/source/utils/jsoncpp.cpp.o
[ 50%] Building CXX object CMakeFiles/HandGesture.dir/source/utils/log.cpp.o
[ 58%] Building CXX object CMakeFiles/HandGesture.dir/source/utils/utils.cpp.o
[ 66%] Building CXX object CMakeFiles/HandGesture.dir/source/video/handgesturedialog.cpp.o
/users/charles/HandGesture-master/source/video/handgesturedialog.cpp:317:1: warning:
control reaches end of non-void function [-Wreturn-type]
}
^
/users/charles/HandGesture-master/source/video/handgesturedialog.cpp:338:1: warning:
control reaches end of non-void function [-Wreturn-type]
}
^
2 warnings generated.
[ 75%] Building CXX object CMakeFiles/HandGesture.dir/source/video/stronglabel.cpp.o
[ 83%] Building CXX object CMakeFiles/HandGesture.dir/source/main.cpp.o
[ 91%] Building CXX object CMakeFiles/HandGesture.dir/HandGesture_autogen/mocs_compilation.cpp.o
[100%] Linking CXX executable HandGesture
[100%] Built target HandGesture
CharlesdeMacBook:bin charles$

from handgesture.