==> Starting build()...
if test ! -d build.release; then mkdir build.release; fi; \
      cd build.release;                          \
      export PATH=/usr/lib/distcc/bin:/usr/lib/ccache/bin/:/usr/lib/ccache/bin/:/usr/local/sbin:/usr/local/bin:/usr/bin:/opt/android-sdk/platform-tools:/opt/android-sdk/tools:/usr/lib/jvm/default/bin:/usr/bin/site_perl:/usr/bin/vendor_perl:/usr/bin/core_perl;                    \
      cmake -DCMAKE_BUILD_TYPE=RELEASE	       \
  	  -DCMAKE_INSTALL_PREFIX="/usr"       \
  	  -DMSCORE_INSTALL_SUFFIX=""""      \
  	  -DMUSESCORE_LABEL=""""             \
  	  -DBUILD_LAME=""ON""             \
  	  -DCMAKE_SKIP_RPATH=""FALSE""     ..; \
      make lrelease;                             \
      make manpages;                             \
      make mscore_alias;                         \
      make -j `grep -c processor /proc/cpuinfo`;                           \

-- The C compiler identification is unknown
-- The CXX compiler identification is unknown
-- Check for working C compiler: /usr/bin/ccache
-- Check for working C compiler: /usr/bin/ccache -- broken
CMake Error at /usr/share/cmake-3.4/Modules/CMakeTestCCompiler.cmake:61 (message):
  The C compiler "/usr/bin/ccache" is not able to compile a simple test
  program.

  It fails with the following output:

   Change Dir: /1tb/yaourt-tmp-e/aur-musescore-git/src/MuseScore/build.release/CMakeFiles/CMakeTmp



  Run Build Command:"/usr/bin/make" "cmTC_4479c/fast"

  make[1]: Entering directory
  '/1tb/yaourt-tmp-e/aur-musescore-git/src/MuseScore/build.release/CMakeFiles/CMakeTmp'


  /usr/bin/make -f CMakeFiles/cmTC_4479c.dir/build.make
  CMakeFiles/cmTC_4479c.dir/build

  make[2]: Entering directory
  '/1tb/yaourt-tmp-e/aur-musescore-git/src/MuseScore/build.release/CMakeFiles/CMakeTmp'


  Building C object CMakeFiles/cmTC_4479c.dir/testCCompiler.c.o

  /usr/bin/ccache cc -march=x86-64 -mtune=generic -O2 -pipe
  -fstack-protector-strong --param=ssp-buffer-size=4 -o
  CMakeFiles/cmTC_4479c.dir/testCCompiler.c.o -c
  /1tb/yaourt-tmp-e/aur-musescore-git/src/MuseScore/build.release/CMakeFiles/CMakeTmp/testCCompiler.c


  distcc[16335] ERROR: compile (null) on localhost failed with exit code 111

  distcc[16334] (dcc_build_somewhere) Warning: failed to distribute, running
  locally instead

  distcc[16343] (main) CRITICAL! distcc seems to have invoked itself
  recursively!

  distcc[16337] ERROR: compile (null) on localhost failed with exit code 111

  distcc[16334] ERROR: compile
  /1tb/yaourt-tmp-e/aur-musescore-git/src/MuseScore/build.release/CMakeFiles/CMakeTmp/testCCompiler.c
  on localhost failed with exit code 111

  CMakeFiles/cmTC_4479c.dir/build.make:65: recipe for target
  'CMakeFiles/cmTC_4479c.dir/testCCompiler.c.o' failed

  make[2]: Leaving directory
  '/1tb/yaourt-tmp-e/aur-musescore-git/src/MuseScore/build.release/CMakeFiles/CMakeTmp'


  make[2]: *** [CMakeFiles/cmTC_4479c.dir/testCCompiler.c.o] Error 111

  Makefile:126: recipe for target 'cmTC_4479c/fast' failed

  make[1]: Leaving directory
  '/1tb/yaourt-tmp-e/aur-musescore-git/src/MuseScore/build.release/CMakeFiles/CMakeTmp'


  make[1]: *** [cmTC_4479c/fast] Error 2





  CMake will not be able to correctly generate this project.