Determining if the function crc32c_value exists in the crc32c failed with the following output: Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_7123a/fast" make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_7123a.dir/build.make CMakeFiles/cmTC_7123a.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_7123a.dir/CheckFunctionExists.c.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-none-linux-gnueabi-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-gnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCHECK_FUNCTION_EXISTS=crc32c_value -DNDEBUG -std=c11 -o CMakeFiles/cmTC_7123a.dir/CheckFunctionExists.c.o -c /home/buildroot/autobuild/instance-2/output-1/host/share/cmake-3.9/Modules/CheckFunctionExists.c Linking C executable cmTC_7123a /home/buildroot/autobuild/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_7123a.dir/link.txt --verbose=1 /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-none-linux-gnueabi-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-gnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCHECK_FUNCTION_EXISTS=crc32c_value -DNDEBUG CMakeFiles/cmTC_7123a.dir/CheckFunctionExists.c.o -o cmTC_7123a -lcrc32c /home/buildroot/autobuild/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-none-linux-gnueabi/4.8.3/../../../../arm-none-linux-gnueabi/bin/ld: cannot find -lcrc32c collect2: error: ld returned 1 exit status CMakeFiles/cmTC_7123a.dir/build.make:97: recipe for target 'cmTC_7123a' failed make[2]: *** [cmTC_7123a] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Makefile:126: recipe for target 'cmTC_7123a/fast' failed make[1]: *** [cmTC_7123a/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Determining if the function malloc exists in the tcmalloc failed with the following output: Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_3a5be/fast" make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_3a5be.dir/build.make CMakeFiles/cmTC_3a5be.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_3a5be.dir/CheckFunctionExists.c.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-none-linux-gnueabi-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-gnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCHECK_FUNCTION_EXISTS=malloc -DNDEBUG -std=c11 -o CMakeFiles/cmTC_3a5be.dir/CheckFunctionExists.c.o -c /home/buildroot/autobuild/instance-2/output-1/host/share/cmake-3.9/Modules/CheckFunctionExists.c :0:23: warning: conflicting types for built-in function 'malloc' [enabled by default] /home/buildroot/autobuild/instance-2/output-1/host/share/cmake-3.9/Modules/CheckFunctionExists.c:7:3: note: in expansion of macro 'CHECK_FUNCTION_EXISTS' CHECK_FUNCTION_EXISTS(void); ^ Linking C executable cmTC_3a5be /home/buildroot/autobuild/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_3a5be.dir/link.txt --verbose=1 /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-none-linux-gnueabi-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-gnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCHECK_FUNCTION_EXISTS=malloc -DNDEBUG CMakeFiles/cmTC_3a5be.dir/CheckFunctionExists.c.o -o cmTC_3a5be -ltcmalloc /home/buildroot/autobuild/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-none-linux-gnueabi/4.8.3/../../../../arm-none-linux-gnueabi/bin/ld: cannot find -ltcmalloc collect2: error: ld returned 1 exit status CMakeFiles/cmTC_3a5be.dir/build.make:97: recipe for target 'cmTC_3a5be' failed make[2]: *** [cmTC_3a5be] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Makefile:126: recipe for target 'cmTC_3a5be/fast' failed make[1]: *** [cmTC_3a5be/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Determining if the F_FULLFSYNC exist failed with the following output: Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_287de/fast" make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_287de.dir/build.make CMakeFiles/cmTC_287de.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_287de.dir/CheckSymbolExists.cxx.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-none-linux-gnueabi-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-gnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -std=c++11 -o CMakeFiles/cmTC_287de.dir/CheckSymbolExists.cxx.o -c /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/CheckSymbolExists.cxx /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/CheckSymbolExists.cxx: In function 'int main(int, char**)': /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/CheckSymbolExists.cxx:8:19: error: 'F_FULLFSYNC' was not declared in this scope return ((int*)(&F_FULLFSYNC))[argc]; ^ CMakeFiles/cmTC_287de.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_287de.dir/CheckSymbolExists.cxx.o' failed make[2]: *** [CMakeFiles/cmTC_287de.dir/CheckSymbolExists.cxx.o] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Makefile:126: recipe for target 'cmTC_287de/fast' failed make[1]: *** [cmTC_287de/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' File /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/CheckSymbolExists.cxx: /* */ #include int main(int argc, char** argv) { (void)argv; #ifndef F_FULLFSYNC return ((int*)(&F_FULLFSYNC))[argc]; #else (void)argc; return 0; #endif } Performing C++ SOURCE FILE Test HAVE_CLANG_THREAD_SAFETY failed with the following output: Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_03dd5/fast" make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_03dd5.dir/build.make CMakeFiles/cmTC_03dd5.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_03dd5.dir/src.cxx.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-none-linux-gnueabi-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-gnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DHAVE_CLANG_THREAD_SAFETY -Werror -DNDEBUG -std=c++11 -o CMakeFiles/cmTC_03dd5.dir/src.cxx.o -c /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/src.cxx /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/src.cxx:2:34: error: 'lockable' attribute directive ignored [-Werror=attributes] struct __attribute__((lockable)) Lock { ^ /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/src.cxx:3:59: error: 'exclusive_lock_function' attribute directive ignored [-Werror=attributes] void Acquire() __attribute__((exclusive_lock_function())); ^ /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/src.cxx:4:51: error: 'unlock_function' attribute directive ignored [-Werror=attributes] void Release() __attribute__((unlock_function())); ^ /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/src.cxx:8:46: error: 'guarded_by' attribute directive ignored [-Werror=attributes] int data_ __attribute__((guarded_by(lock_))); ^ cc1plus: all warnings being treated as errors CMakeFiles/cmTC_03dd5.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_03dd5.dir/src.cxx.o' failed make[2]: *** [CMakeFiles/cmTC_03dd5.dir/src.cxx.o] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Makefile:126: recipe for target 'cmTC_03dd5/fast' failed make[1]: *** [cmTC_03dd5/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Source file was: struct __attribute__((lockable)) Lock { void Acquire() __attribute__((exclusive_lock_function())); void Release() __attribute__((unlock_function())); }; struct ThreadSafeType { Lock lock_; int data_ __attribute__((guarded_by(lock_))); }; int main() { return 0; } Performing C++ SOURCE FILE Test HAVE_CXX17_HAS_INCLUDE failed with the following output: Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_727ff/fast" make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_727ff.dir/build.make CMakeFiles/cmTC_727ff.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_727ff.dir/src.cxx.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-none-linux-gnueabi-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-gnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DHAVE_CXX17_HAS_INCLUDE -DNDEBUG -std=c++11 -o CMakeFiles/cmTC_727ff.dir/src.cxx.o -c /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/src.cxx /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/src.cxx:2:45: error: missing binary operator before token "(" #if defined(__has_include) && __has_include() ^ /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/src.cxx: In function 'int main()': /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/src.cxx:5:14: error: 'string' is not a member of 'std' int main() { std::string str; return 0; } ^ /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/src.cxx:5:26: error: expected ';' before 'str' int main() { std::string str; return 0; } ^ CMakeFiles/cmTC_727ff.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_727ff.dir/src.cxx.o' failed make[2]: *** [CMakeFiles/cmTC_727ff.dir/src.cxx.o] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Makefile:126: recipe for target 'cmTC_727ff/fast' failed make[1]: *** [cmTC_727ff/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Source file was: #if defined(__has_include) && __has_include() #include #endif int main() { std::string str; return 0; } Determining if the pthread_create exist failed with the following output: Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_ced77/fast" make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_ced77.dir/build.make CMakeFiles/cmTC_ced77.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_ced77.dir/CheckSymbolExists.c.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-none-linux-gnueabi-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-gnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -std=c11 -o CMakeFiles/cmTC_ced77.dir/CheckSymbolExists.c.o -c /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/CheckSymbolExists.c Linking C executable cmTC_ced77 /home/buildroot/autobuild/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_ced77.dir/link.txt --verbose=1 /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-none-linux-gnueabi-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-gnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG CMakeFiles/cmTC_ced77.dir/CheckSymbolExists.c.o -o cmTC_ced77 CMakeFiles/cmTC_ced77.dir/CheckSymbolExists.c.o: In function `main': CheckSymbolExists.c:(.text.startup+0x8): undefined reference to `pthread_create' collect2: error: ld returned 1 exit status CMakeFiles/cmTC_ced77.dir/build.make:97: recipe for target 'cmTC_ced77' failed make[2]: *** [cmTC_ced77] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Makefile:126: recipe for target 'cmTC_ced77/fast' failed make[1]: *** [cmTC_ced77/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' File /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/CheckSymbolExists.c: /* */ #include int main(int argc, char** argv) { (void)argv; #ifndef pthread_create return ((int*)(&pthread_create))[argc]; #else (void)argc; return 0; #endif } Determining if the function pthread_create exists in the pthreads failed with the following output: Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_aeabb/fast" make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_aeabb.dir/build.make CMakeFiles/cmTC_aeabb.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_aeabb.dir/CheckFunctionExists.c.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-none-linux-gnueabi-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-gnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCHECK_FUNCTION_EXISTS=pthread_create -DNDEBUG -std=c11 -o CMakeFiles/cmTC_aeabb.dir/CheckFunctionExists.c.o -c /home/buildroot/autobuild/instance-2/output-1/host/share/cmake-3.9/Modules/CheckFunctionExists.c Linking C executable cmTC_aeabb /home/buildroot/autobuild/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_aeabb.dir/link.txt --verbose=1 /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-none-linux-gnueabi-gcc --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-gnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCHECK_FUNCTION_EXISTS=pthread_create -DNDEBUG CMakeFiles/cmTC_aeabb.dir/CheckFunctionExists.c.o -o cmTC_aeabb -lpthreads /home/buildroot/autobuild/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-none-linux-gnueabi/4.8.3/../../../../arm-none-linux-gnueabi/bin/ld: cannot find -lpthreads collect2: error: ld returned 1 exit status CMakeFiles/cmTC_aeabb.dir/build.make:97: recipe for target 'cmTC_aeabb' failed make[2]: *** [cmTC_aeabb] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Makefile:126: recipe for target 'cmTC_aeabb/fast' failed make[1]: *** [cmTC_aeabb/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Performing C++ SOURCE FILE Test HAVE_KYOTOCABINET failed with the following output: Change Dir: /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp Run Build Command:"/usr/bin/make" "cmTC_25d27/fast" make[1]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_25d27.dir/build.make CMakeFiles/cmTC_25d27.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_25d27.dir/src.cxx.o /home/buildroot/autobuild/instance-2/output-1/host/bin/arm-none-linux-gnueabi-g++ --sysroot=/home/buildroot/autobuild/instance-2/output-1/host/arm-buildroot-linux-gnueabi/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DHAVE_KYOTOCABINET -DNDEBUG -std=c++11 -o CMakeFiles/cmTC_25d27.dir/src.cxx.o -c /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/src.cxx /home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp/src.cxx:2:22: fatal error: kcpolydb.h: No such file or directory #include ^ compilation terminated. CMakeFiles/cmTC_25d27.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_25d27.dir/src.cxx.o' failed make[2]: *** [CMakeFiles/cmTC_25d27.dir/src.cxx.o] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Makefile:126: recipe for target 'cmTC_25d27/fast' failed make[1]: *** [cmTC_25d27/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-2/output-1/build/leveldb-1.22/CMakeFiles/CMakeTmp' Source file was: #include int main() { kyotocabinet::TreeDB* db = new kyotocabinet::TreeDB(); delete db; return 0; }