Using OpenFHE compile error，but Using TFHE is ok

[maltoseeee]

bazel run //transpiler/examples/fibonacci:fibonacci_openfhe_testbench Starting local Bazel server and connecting to it... INFO: Analyzed target //transpiler/examples/fibonacci:fibonacci_openfhe_testbench (99 packages loaded, 21005 targets configured). INFO: Found 1 target... ERROR: /home/constexpr/.cache/bazel/_bazel_constexpr/57e8517c1009cf8d8f04e6f3fe94bf13/external/openfhe/BUILD.bazel:55:6: Foreign Cc - CMake: Building binfhe failed: (Exit 1): bash failed: error executing command /bin/bash -c bazel-out/k8-opt/bin/external/openfhe/binfhe_foreign_cc/wrapper_build_script.sh

Use --sandbox_debug to see verbose messages from the sandbox bash failed: error executing command /bin/bash -c bazel-out/k8-opt/bin/external/openfhe/binfhe_foreign_cc/wrapper_build_script.sh

Use --sandbox_debug to see verbose messages from the sandbox rules_foreign_cc: Build failed! rules_foreign_cc: Keeping temp build directory and dependencies directory for debug. rules_foreign_cc: Please note that the directories inside a sandbox are still cleaned unless you specify --sandbox_debug Bazel command line flag. rules_foreign_cc: Printing build logs: _____ BEGIN BUILD LOGS _____

Bazel external C/C++ Rules. Building library binfhe

Environment:______________ BUILD_SCRIPT=bazel-out/k8-opt/bin/external/openfhe/binfhe_foreign_cc/build_script.sh EXT_BUILD_ROOT=/home/constexpr/.cache/bazel/_bazel_constexpr/57e8517c1009cf8d8f04e6f3fe94bf13/sandbox/linux-sandbox/1/execroot/com_google_fully_homomorphic_encryption BUILD_LOG=bazel-out/k8-opt/bin/external/openfhe/binfhe_foreign_cc/CMake.log PWD=/home/constexpr/.cache/bazel/_bazel_constexpr/57e8517c1009cf8d8f04e6f3fe94bf13/sandbox/linux-sandbox/1/execroot/com_google_fully_homomorphic_encryption BUILD_WRAPPER_SCRIPT=bazel-out/k8-opt/bin/external/openfhe/binfhe_foreign_cc/wrapper_build_script.sh PYTHON_BIN_PATH=/usr/bin/python3 TMPDIR=/tmp EXT_BUILD_DEPS=/home/constexpr/.cache/bazel/_bazel_constexpr/57e8517c1009cf8d8f04e6f3fe94bf13/sandbox/linux-sandbox/1/execroot/com_google_fully_homomorphic_encryption/bazel-out/k8-opt/bin/external/openfhe/binfhe.ext_build_deps BUILD_TMPDIR=/home/constexpr/.cache/bazel/_bazel_constexpr/57e8517c1009cf8d8f04e6f3fe94bf13/sandbox/linux-sandbox/1/execroot/com_google_fully_homomorphic_encryption/bazel-out/k8-opt/bin/external/openfhe/binfhe.build_tmpdir SHLVL=2 BAZEL_CXXOPTS=-std=c++17 CMAKE_BUILD_PARALLEL_LEVEL=16 INSTALLDIR=/home/constexpr/.cache/bazel/_bazel_constexpr/57e8517c1009cf8d8f04e6f3fe94bf13/sandbox/linux-sandbox/1/execroot/com_google_fully_homomorphic_encryption/bazel-out/k8-opt/bin/external/openfhe/binfhe PATH=/home/constexpr/.cache/bazel/_bazel_constexpr/57e8517c1009cf8d8f04e6f3fe94bf13/sandbox/linux-sandbox/1/execroot/com_google_fully_homomorphic_encryption:/home/constexpr/.cache/bazelisk/downloads/bazelbuild/bazel-4.0.0-linux-x86_64/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin _=/usr/bin/env

---

• /home/constexpr/.cache/bazel/_bazel_constexpr/57e8517c1009cf8d8f04e6f3fe94bf13/sandbox/linux-sandbox/1/execroot/com_google_fully_homomorphic_encryption/external/cmake-3.22.1-linux-x86_64/bin/cmake -DBUILD_BENCHMARKS=OFF -DBUILD_UNITTESTS=OFF -DCMAKE_BUILD_TYPE=Release -DCMAKE_TOOLCHAIN_FILE=crosstool_bazel.cmake -DCMAKE_INSTALL_PREFIX=/home/constexpr/.cache/bazel/_bazel_constexpr/57e8517c1009cf8d8f04e6f3fe94bf13/sandbox/linux-sandbox/1/execroot/com_google_fully_homomorphic_encryption/bazel-out/k8-opt/bin/external/openfhe/binfhe -DCMAKE_PREFIX_PATH=/home/constexpr/.cache/bazel/_bazel_constexpr/57e8517c1009cf8d8f04e6f3fe94bf13/sandbox/linux-sandbox/1/execroot/com_google_fully_homomorphic_encryption/bazel-out/k8-opt/bin/external/openfhe/binfhe.ext_build_deps -DCMAKE_RANLIB= -DCMAKE_MAKE_PROGRAM=/home/constexpr/.cache/bazel/_bazel_constexpr/57e8517c1009cf8d8f04e6f3fe94bf13/sandbox/linux-sandbox/1/execroot/com_google_fully_homomorphic_encryption/bazel-out/k8-opt-exec-2B5CBBC6/bin/external/rules_foreign_cc/toolchains/make/bin/make -G 'Unix Makefiles' /home/constexpr/.cache/bazel/_bazel_constexpr/57e8517c1009cf8d8f04e6f3fe94bf13/sandbox/linux-sandbox/1/execroot/com_google_fully_homomorphic_encryption/external/openfhe -- The C compiler identification is GNU 9.4.0 -- The CXX compiler identification is GNU 9.4.0 -- Detecting C compiler ABI info -- Detecting C compiler ABI info - done -- Check for working C compiler: /usr/bin/gcc - skipped -- Detecting C compile features -- Detecting C compile features - done -- Detecting CXX compiler ABI info -- Detecting CXX compiler ABI info - done -- Check for working CXX compiler: /usr/bin/gcc - skipped -- Detecting CXX compile features -- Detecting CXX compile features - done -- Building in Release mode -- BUILD_UNITTESTS: OFF -- BUILD_EXAMPLES: ON -- BUILD_BENCHMARKS: OFF -- BUILD_EXTRAS: OFF -- BUILD_DOCS: OFF -- BUILD_STATIC: OFF -- BUILD_SHARED: ON -- GIT_SUBMOD_AUTO: ON -- WITH_BE2: ON -- WITH_BE4: ON -- WITH_NTL: OFF -- WITH_TCM: OFF -- WITH_INTEL_HEXL: OFF -- WITH_OPENMP: ON -- NATIVE_SIZE: 64 -- CKKS_M_FACTOR: 1 -- WITH_NATIVEOPT: OFF -- WITH_COVTEST: OFF -- BUILTIN_INFO_AVAILABLE is defined ***** INSTALL IS AT /home/constexpr/.cache/bazel/_bazel_constexpr/57e8517c1009cf8d8f04e6f3fe94bf13/sandbox/linux-sandbox/1/execroot/com_google_fully_homomorphic_encryption/bazel-out/k8-opt/bin/external/openfhe/binfhe; to change, run cmake with -DCMAKE_INSTALL_PREFIX=/your/path -- Architecture is x86_64 -- Looking for sys/types.h -- Looking for sys/types.h - found -- Looking for stdint.h -- Looking for stdint.h - found -- Looking for stddef.h -- Looking for stddef.h - found -- Check size of __int128 -- Check size of __int128 - done -- Check size of uint64_t -- Check size of uint64_t - done -- NATIVEINT is set to 64 -- MATHBACKEND is set to 2 CMake Error at CMakeLists.txt:377 (message): Autoconf is not installed.

-- Found OpenMP_C: -fopenmp (found version "4.5") -- Found OpenMP_CXX: -fopenmp (found version "4.5") -- Found OpenMP: TRUE (found version "4.5")
-- Found Git: /usr/bin/git (found version "2.25.1") -- Configuring incomplete, errors occurred! See also "/home/constexpr/.cache/bazel/_bazel_constexpr/57e8517c1009cf8d8f04e6f3fe94bf13/sandbox/linux-sandbox/1/execroot/com_google_fully_homomorphic_encryption/bazel-out/k8-opt/bin/external/openfhe/binfhe.build_tmpdir/CMakeFiles/CMakeOutput.log". _____ END BUILD LOGS _____ rules_foreign_cc: Build wrapper script location: bazel-out/k8-opt/bin/external/openfhe/binfhe_foreign_cc/wrapper_build_script.sh rules_foreign_cc: Build script location: bazel-out/k8-opt/bin/external/openfhe/binfhe_foreign_cc/build_script.sh rules_foreign_cc: Build log location: bazel-out/k8-opt/bin/external/openfhe/binfhe_foreign_cc/CMake.log

Target //transpiler/examples/fibonacci:fibonacci_openfhe_testbench failed to build Use --verbose_failures to see the command lines of failed build steps. INFO: Elapsed time: 18.715s, Critical Path: 5.56s INFO: 2 processes: 2 internal. FAILED: Build did NOT complete successfully FAILED: Build did NOT complete successfully

[davidbrucecousins]

you may need to install autoconf in your system. --Dave Cousins, OpenFHE team.

[j2kun]

Agreed, the error message states the problem

CMake Error at CMakeLists.txt:377 (message): Autoconf is not installed.

Please try installing autoconf and reopen this issue if the problem persists https://www.gnu.org/software/autoconf/