make stuck at 35%
[ 2%] Built target zm [ 9%] Built target benchmark [ 25%] Built target ff [ 32%] Built target iop [ 34%] Built target gtest [ 35%] Built target gtest_main [ 35%] Building CXX object libiop/CMakeFiles/test_linking.dir/tests/snark/test_linking.cpp.o c++: internal compiler error: Killed (program cc1plus) Please submit a full bug report, with preprocessed source if appropriate. See file:///usr/share/doc/gcc-5/README.Bugs for instructions. libiop/CMakeFiles/test_linking.dir/build.make:81: recipe for target 'libiop/CMakeFiles/test_linking.dir/tests/snark/test_linking.cpp.o' failed make[2]: *** [libiop/CMakeFiles/test_linking.dir/tests/snark/test_linking.cpp.o] Error 4 CMakeFiles/Makefile2:777: recipe for target 'libiop/CMakeFiles/test_linking.dir/all' failed make[1]: *** [libiop/CMakeFiles/test_linking.dir/all] Error 2 Makefile:159: recipe for target 'all' failed make: *** [all] Error 2
What are your system specs? The build process tends to be pretty memory intensive to my knowledge, so if you don't have enough memory then there's a possibility the build could fail.
(Killed more often than not indicates an out-of-memory issue)