ошибка cmake при компиляции программы

>>> Emerging (1 of 1) app-vim/youcompleteme-20130910::gentoo
 * youcompleteme-20130910.tar.xz BLAKE2B SHA512 size ;-) ...                         [ ok ]
>>> Unpacking source...
>>> Unpacking youcompleteme-20130910.tar.xz to /var/tmp/portage/app-vim/youcompleteme-20130910/work
>>> Source unpacked in /var/tmp/portage/app-vim/youcompleteme-20130910/work
>>> Preparing source in /var/tmp/portage/app-vim/youcompleteme-20130910/work/youcompleteme-20130910 ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/app-vim/youcompleteme-20130910/work/youcompleteme-20130910 ...
 * cmake-utils_src_prepare has not been run, please open a bug on https://bugs.gentoo.org/
 * Hardcoded definition(s) removed in CMakeLists.txt:
 *    set( CMAKE_BUILD_TYPE Release )
>>> Working in BUILD_DIR: "/var/tmp/portage/app-vim/youcompleteme-20130910/work/youcompleteme-20130910/cpp"
cmake --no-warn-unused-cli -C /var/tmp/portage/app-vim/youcompleteme-20130910/work/youcompleteme-20130910/cpp/gentoo_common_config.cmake -G Unix Makefiles -DCMAKE_INSTALL_PREFIX=/usr -DUSE_CLANG_COMPLETER=ON -DUSE_SYSTEM_LIBCLANG=ON -DCMAKE_BUILD_TYPE=Gentoo -DCMAKE_INSTALL_DO_STRIP=OFF -DCMAKE_TOOLCHAIN_FILE=/var/tmp/portage/app-vim/youcompleteme-20130910/work/youcompleteme-20130910/cpp/gentoo_toolchain.cmake  /var/tmp/portage/app-vim/youcompleteme-20130910/work/youcompleteme-20130910/cpp
Not searching for unused variables given on the command line.
loading initial cache file /var/tmp/portage/app-vim/youcompleteme-20130910/work/youcompleteme-20130910/cpp/gentoo_common_config.cmake
-- The C compiler identification is GNU 8.3.0
-- The CXX compiler identification is GNU 8.3.0
-- Check for working C compiler: /usr/bin/x86_64-pc-linux-gnu-gcc
-- Check for working C compiler: /usr/bin/x86_64-pc-linux-gnu-gcc -- 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: /usr/bin/x86_64-pc-linux-gnu-g++
-- Check for working CXX compiler: /usr/bin/x86_64-pc-linux-gnu-g++ -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Detecting CXX compile features
-- Detecting CXX compile features - done
Your C++ compiler supports C++11, compiling in that mode.
-- Found PythonLibs: /usr/lib64/libpython2.7.so (found suitable version "2.7.15", minimum required is "2.5") 
Using libclang to provide semantic completion for C/C++/ObjC
Using external libclang: TEMP-NOTFOUND
-- <<< Gentoo configuration >>>
Build type      Gentoo
Install path    /usr
Compiler flags:
C               -march=skylake -O2 -pipe
C++             -march=skylake -O2 -pipe -std=c++0x
Linker flags:
Executable      -Wl,-O1 -Wl,--as-needed
Module          -Wl,-O1 -Wl,--as-needed
Shared          -Wl,-O1 -Wl,--as-needed

CMake Error: The following variables are used in this project, but they are set to NOTFOUND.
Please set them or make sure they are set and tested correctly in the CMake files:
TEMP
    linked by target "ycm_core" in directory /var/tmp/portage/app-vim/youcompleteme-20130910/work/youcompleteme-20130910/cpp/ycm

-- Configuring incomplete, errors occurred!
See also "/var/tmp/portage/app-vim/youcompleteme-20130910/work/youcompleteme-20130910/cpp/CMakeFiles/CMakeOutput.log".
 * ERROR: app-vim/youcompleteme-20130910::gentoo failed (configure phase):
 *   cmake failed
 * 
 * Call stack:
 *     ebuild.sh, line  125:  Called src_configure
 *   environment, line 3763:  Called cmake-utils_src_configure
 *   environment, line 1015:  Called die
 * The specific snippet of code:
 *       "${CMAKE_BINARY}" "${cmakeargs[@]}" "${CMAKE_USE_DIR}" || die "cmake failed";
 * 
 * If you need support, post the output of `emerge --info '=app-vim/youcompleteme-20130910::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=app-vim/youcompleteme-20130910::gentoo'`.
 * The complete build log is located at '/var/tmp/portage/app-vim/youcompleteme-20130910/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/app-vim/youcompleteme-20130910/temp/environment'.
 * Working directory: '/var/tmp/portage/app-vim/youcompleteme-20130910/work/youcompleteme-20130910/cpp'
 * S: '/var/tmp/portage/app-vim/youcompleteme-20130910/work/youcompleteme-20130910'

>>> Failed to emerge app-vim/youcompleteme-20130910, Log file:

>>>  '/var/tmp/portage/app-vim/youcompleteme-20130910/temp/build.log'

 * Messages for package app-vim/youcompleteme-20130910:

 * ERROR: app-vim/youcompleteme-20130910::gentoo failed (configure phase):
 *   cmake failed
 * 
 * Call stack:
 *     ebuild.sh, line  125:  Called src_configure
 *   environment, line 3763:  Called cmake-utils_src_configure
 *   environment, line 1015:  Called die
 * The specific snippet of code:
 *       "${CMAKE_BINARY}" "${cmakeargs[@]}" "${CMAKE_USE_DIR}" || die "cmake failed";
 * 
 * If you need support, post the output of `emerge --info '=app-vim/youcompleteme-20130910::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=app-vim/youcompleteme-20130910::gentoo'`.
 * The complete build log is located at '/var/tmp/portage/app-vim/youcompleteme-20130910/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/app-vim/youcompleteme-20130910/temp/environment'.
 * Working directory: '/var/tmp/portage/app-vim/youcompleteme-20130910/work/youcompleteme-20130910/cpp'
 * S: '/var/tmp/portage/app-vim/youcompleteme-20130910/work/youcompleteme-20130910'