Error when running "setup.py build" : fatal error: CGAL/Exact_predicates_exact_constructions_kernel.h: No such file or directory

[lawrencehanyuan]

ran into this issue during "setup.py build" step:
fatal error: CGAL/Exact_predicates_exact_constructions_kernel.h: No such file or directory
compilation terminated.
tools/CGAL/CMakeFiles/lib_CGAL.dir/build.make:88: recipe for target 'tools/CGAL/CMakeFiles/lib_CGAL.dir/SnapRounding2.cpp.o' failed
make[2]: *** [tools/CGAL/CMakeFiles/lib_CGAL.dir/SnapRounding2.cpp.o] Error 1
make[2]: *** Waiting for unfinished jobs....
[ 35%] Built target lib_MeshUtils
[ 36%] Built target lib_Triangle
/home/myubuntu/PyMesh/tools/CGAL/StraightSkeleton.cpp:11:64: fatal error: CGAL/Exact_predicates_inexact_constructions_kernel.h: No such file or directory
compilation terminated.
tools/CGAL/CMakeFiles/lib_CGAL.dir/build.make:101: recipe for target 'tools/CGAL/CMakeFiles/lib_CGAL.dir/StraightSkeleton.cpp.o' failed
make[2]: *** [tools/CGAL/CMakeFiles/lib_CGAL.dir/StraightSkeleton.cpp.o] Error 1
/home/myubuntu/PyMesh/tools/CGAL/Arrangement2.cpp:9:45: fatal error: CGAL/Arr_batched_point_location.h: No such file or directory
compilation terminated.
tools/CGAL/CMakeFiles/lib_CGAL.dir/build.make:62: recipe for target 'tools/CGAL/CMakeFiles/lib_CGAL.dir/Arrangement2.cpp.o' failed
make[2]: *** [tools/CGAL/CMakeFiles/lib_CGAL.dir/Arrangement2.cpp.o] Error 1
CMakeFiles/Makefile2:599: recipe for target 'tools/CGAL/CMakeFiles/lib_CGAL.dir/all' failed
make[1]: *** [tools/CGAL/CMakeFiles/lib_CGAL.dir/all] Error 2
make[1]: *** Waiting for unfinished jobs....
[ 49%] Built target lib_Assembler
Makefile:83: recipe for target 'all' failed
make: *** [all] Error 2
Traceback (most recent call last):
File "./setup.py", line 199, in
distclass=BinaryDistribution,
File "/usr/lib/python3.5/distutils/core.py", line 148, in setup
dist.run_commands()
File "/usr/lib/python3.5/distutils/dist.py", line 955, in run_commands
self.run_command(cmd)
File "/usr/lib/python3.5/distutils/dist.py", line 974, in run_command
cmd_obj.run()
File "./setup.py", line 102, in run
self.build_pymesh()
File "./setup.py", line 77, in build_pymesh
False,
File "./setup.py", line 96, in _build
check_call(c.split())
File "/usr/lib/python3.5/subprocess.py", line 581, in check_call
raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command '['cmake', '--build', '.', '--config', 'Release', '--', '-j', '6']' returned non-zero exit status 2