[INFO] fetching crate vowpalwabbit-sys 8.8.1+vw-v8.8.0... [INFO] checking vowpalwabbit-sys-8.8.1+vw-v8.8.0 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073 [INFO] extracting crate vowpalwabbit-sys 8.8.1+vw-v8.8.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate vowpalwabbit-sys 8.8.1+vw-v8.8.0 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate vowpalwabbit-sys 8.8.1+vw-v8.8.0 [INFO] finished tweaking crates.io crate vowpalwabbit-sys 8.8.1+vw-v8.8.0 [INFO] tweaked toml for crates.io crate vowpalwabbit-sys 8.8.1+vw-v8.8.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cexpr v0.3.6 [INFO] [stderr] Downloaded version_check v0.1.5 [INFO] [stderr] Downloaded nom v4.2.3 [INFO] [stderr] Downloaded clang-sys v0.28.1 [INFO] [stderr] Downloaded bindgen v0.52.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cecab9e7ca841f2ab60409ce2cd9d62c43ad728050cd7036a1176df98c191ad7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "cecab9e7ca841f2ab60409ce2cd9d62c43ad728050cd7036a1176df98c191ad7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cecab9e7ca841f2ab60409ce2cd9d62c43ad728050cd7036a1176df98c191ad7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cecab9e7ca841f2ab60409ce2cd9d62c43ad728050cd7036a1176df98c191ad7", kill_on_drop: false }` [INFO] [stdout] cecab9e7ca841f2ab60409ce2cd9d62c43ad728050cd7036a1176df98c191ad7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e7c5efa89c6bcbe7f807eb08953e7032d761f23b66d62906a86d3785c70eec26 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e7c5efa89c6bcbe7f807eb08953e7032d761f23b66d62906a86d3785c70eec26", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling cc v1.0.65 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling bindgen v0.52.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling clang-sys v0.28.1 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling cmake v0.1.45 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling cexpr v0.3.6 [INFO] [stderr] Compiling regex v1.4.2 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling vowpalwabbit-sys v8.8.1+vw-v8.8.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `vowpalwabbit-sys v8.8.1+vw-v8.8.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/vowpalwabbit-sys-76e808f9b4b0c232/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] running: "cmake" "/opt/rustwide/workdir/external/vowpal_wabbit" "-DSTATIC_LINK_VW_JAVA=On" "-DVW_INSTALL=Off" "-DBUILD_TESTS=Off" "-DGIT_SUBMODULE=Off" "-DCMAKE_ARCHIVE_OUTPUT_DIRECTORY=/opt/rustwide/target/debug/build/vowpalwabbit-sys-2ae30b47b0552f2b/out/lib" "-DCMAKE_LIBRARY_OUTPUT_DIRECTORY=/opt/rustwide/target/debug/build/vowpalwabbit-sys-2ae30b47b0552f2b/out/lib" "-DCMAKE_RUNTIME_OUTPUT_DIRECTORY=/opt/rustwide/target/debug/build/vowpalwabbit-sys-2ae30b47b0552f2b/out/bin" "-DCMAKE_INSTALL_PREFIX=/opt/rustwide/target/debug/build/vowpalwabbit-sys-2ae30b47b0552f2b/out" "-DCMAKE_C_FLAGS= -ffunction-sections -fdata-sections -fPIC -m64" "-DCMAKE_C_COMPILER=/usr/bin/cc" "-DCMAKE_CXX_FLAGS= -ffunction-sections -fdata-sections -fPIC -m64" "-DCMAKE_CXX_COMPILER=/usr/bin/c++" "-DCMAKE_ASM_FLAGS= -ffunction-sections -fdata-sections -fPIC -m64" "-DCMAKE_ASM_COMPILER=/usr/bin/cc" "-DCMAKE_BUILD_TYPE=Debug" [INFO] [stderr] -- VowpalWabbit Version: 8.8.0 [INFO] [stderr] -- The CXX compiler identification is GNU 9.3.0 [INFO] [stderr] -- Check for working CXX compiler: /usr/bin/c++ [INFO] [stderr] -- Check for working CXX compiler: /usr/bin/c++ -- works [INFO] [stderr] -- Detecting CXX compiler ABI info [INFO] [stderr] -- Detecting CXX compiler ABI info - done [INFO] [stderr] -- Detecting CXX compile features [INFO] [stderr] -- Detecting CXX compile features - done [INFO] [stderr] -- Number of processors: 16 [INFO] [stderr] -- Looking for C++ include pthread.h [INFO] [stderr] -- Looking for C++ include pthread.h - found [INFO] [stderr] -- Performing Test CMAKE_HAVE_LIBC_PTHREAD [INFO] [stderr] -- Performing Test CMAKE_HAVE_LIBC_PTHREAD - Failed [INFO] [stderr] -- Check if compiler accepts -pthread [INFO] [stderr] -- Check if compiler accepts -pthread - yes [INFO] [stderr] -- Found Threads: TRUE [INFO] [stderr] -- The C compiler identification is GNU 9.3.0 [INFO] [stderr] -- Check for working C compiler: /usr/bin/cc [INFO] [stderr] -- Check for working C compiler: /usr/bin/cc -- works [INFO] [stderr] -- Detecting C compiler ABI info [INFO] [stderr] -- Detecting C compiler ABI info - done [INFO] [stderr] -- Detecting C compile features [INFO] [stderr] -- Detecting C compile features - done [INFO] [stderr] -- Looking for sys/types.h [INFO] [stderr] -- Looking for sys/types.h - found [INFO] [stderr] -- Looking for stdint.h [INFO] [stderr] -- Looking for stdint.h - found [INFO] [stderr] -- Looking for stddef.h [INFO] [stderr] -- Looking for stddef.h - found [INFO] [stderr] -- Check size of off64_t [INFO] [stderr] -- Check size of off64_t - done [INFO] [stderr] -- Looking for fseeko [INFO] [stderr] -- Looking for fseeko - found [INFO] [stderr] -- Looking for unistd.h [INFO] [stderr] -- Looking for unistd.h - found [INFO] [stderr] -- Boost format: modularized [INFO] [stderr] -- Boost found: 1.69.0 /opt/rustwide/workdir/external/vowpal_wabbit/external/boost [INFO] [stderr] -- Looking for __linux__ [INFO] [stderr] -- Looking for __linux__ - found [INFO] [stderr] -- Looking for _WIN32 [INFO] [stderr] -- Looking for _WIN32 - not found [INFO] [stderr] -- Looking for __APPLE__ [INFO] [stderr] -- Looking for __APPLE__ - not found [INFO] [stderr] -- Looking for __ANDROID__ [INFO] [stderr] -- Looking for __ANDROID__ - not found [INFO] [stderr] -- Looking for __FreeBSD__ [INFO] [stderr] -- Looking for __FreeBSD__ - not found [INFO] [stderr] -- help2man not found, please install it to generate manpages [INFO] [stderr] -- Configuring done [INFO] [stderr] -- Generating done [INFO] [stderr] -- Build files have been written to: /opt/rustwide/target/debug/build/vowpalwabbit-sys-2ae30b47b0552f2b/out/build [INFO] [stderr] running: "cmake" "--build" "." "--target" "vw_c_wrapper" "--config" "Debug" "--" [INFO] [stderr] Scanning dependencies of target allreduce [INFO] [stderr] Scanning dependencies of target zlib [INFO] [stderr] [ 1%] Building CXX object vowpalwabbit/CMakeFiles/allreduce.dir/allreduce_sockets.cc.o [INFO] [stderr] [ 1%] Building CXX object vowpalwabbit/CMakeFiles/allreduce.dir/allreduce_threads.cc.o [INFO] [stderr] [ 3%] Building CXX object vowpalwabbit/CMakeFiles/allreduce.dir/vw_exception.cc.o [INFO] [stderr] [ 3%] Building C object external/zlib/CMakeFiles/zlib.dir/adler32.o [INFO] [stderr] [ 5%] Building C object external/zlib/CMakeFiles/zlib.dir/deflate.o [INFO] [stderr] [ 5%] Building C object external/zlib/CMakeFiles/zlib.dir/gzlib.o [INFO] [stderr] [ 5%] Building C object external/zlib/CMakeFiles/zlib.dir/crc32.o [INFO] [stderr] [ 7%] Building C object external/zlib/CMakeFiles/zlib.dir/compress.o [INFO] [stderr] [ 7%] Building C object external/zlib/CMakeFiles/zlib.dir/gzclose.o [INFO] [stderr] [ 9%] Building C object external/zlib/CMakeFiles/zlib.dir/inftrees.o [INFO] [stderr] [ 9%] Building C object external/zlib/CMakeFiles/zlib.dir/inffast.o [INFO] [stderr] [ 11%] Building C object external/zlib/CMakeFiles/zlib.dir/gzread.o [INFO] [stderr] [ 11%] Building C object external/zlib/CMakeFiles/zlib.dir/gzwrite.o [INFO] [stderr] [ 11%] Building C object external/zlib/CMakeFiles/zlib.dir/inflate.o [INFO] [stderr] [ 13%] Building C object external/zlib/CMakeFiles/zlib.dir/infback.o [INFO] [stderr] [ 13%] Building C object external/zlib/CMakeFiles/zlib.dir/trees.o [INFO] [stderr] [ 13%] Building C object external/zlib/CMakeFiles/zlib.dir/uncompr.o [INFO] [stderr] [ 15%] Building C object external/zlib/CMakeFiles/zlib.dir/zutil.o [INFO] [stderr] [ 15%] Linking C shared library /opt/rustwide/target/debug/build/vowpalwabbit-sys-2ae30b47b0552f2b/out/lib/libz.so [INFO] [stderr] Scanning dependencies of target Boost_program_options [INFO] [stderr] [ 15%] Built target zlib [INFO] [stderr] [ 15%] Building CXX object external/boost-cmake/CMakeFiles/Boost_program_options.dir/__/boost/libs/program_options/src/cmdline.cpp.o [INFO] [stderr] [ 17%] Building CXX object external/boost-cmake/CMakeFiles/Boost_program_options.dir/__/boost/libs/program_options/src/config_file.cpp.o [INFO] [stderr] [ 17%] Building CXX object external/boost-cmake/CMakeFiles/Boost_program_options.dir/__/boost/libs/program_options/src/options_description.cpp.o [INFO] [stderr] [ 17%] Building CXX object external/boost-cmake/CMakeFiles/Boost_program_options.dir/__/boost/libs/program_options/src/winmain.cpp.o [INFO] [stderr] [ 17%] Building CXX object external/boost-cmake/CMakeFiles/Boost_program_options.dir/__/boost/libs/program_options/src/variables_map.cpp.o [INFO] [stderr] [ 17%] Building CXX object external/boost-cmake/CMakeFiles/Boost_program_options.dir/__/boost/libs/program_options/src/utf8_codecvt_facet.cpp.o [INFO] [stderr] [ 17%] Building CXX object external/boost-cmake/CMakeFiles/Boost_program_options.dir/__/boost/libs/program_options/src/value_semantic.cpp.o [INFO] [stderr] [ 19%] Building CXX object external/boost-cmake/CMakeFiles/Boost_program_options.dir/__/boost/libs/program_options/src/parsers.cpp.o [INFO] [stderr] [ 21%] Building CXX object external/boost-cmake/CMakeFiles/Boost_program_options.dir/__/boost/libs/program_options/src/positional_options.cpp.o [INFO] [stderr] [ 23%] Building CXX object external/boost-cmake/CMakeFiles/Boost_program_options.dir/__/boost/libs/program_options/src/convert.cpp.o [INFO] [stderr] [ 23%] Building CXX object external/boost-cmake/CMakeFiles/Boost_program_options.dir/__/boost/libs/program_options/src/split.cpp.o [INFO] [stderr] [ 23%] Linking CXX static library /opt/rustwide/target/debug/build/vowpalwabbit-sys-2ae30b47b0552f2b/out/lib/liballreduce.a [INFO] [stderr] [ 23%] Built target allreduce [INFO] [stderr] [ 25%] Linking CXX static library /opt/rustwide/target/debug/build/vowpalwabbit-sys-2ae30b47b0552f2b/out/lib/libboost_program_options.a [INFO] [stderr] [ 25%] Built target Boost_program_options [INFO] [stderr] Scanning dependencies of target vw [INFO] [stderr] [ 25%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/accumulate.cc.o [INFO] [stderr] [ 27%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/action_score.cc.o [INFO] [stderr] [ 27%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/active_cover.cc.o [INFO] [stderr] [ 27%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/active.cc.o [INFO] [stderr] [ 29%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/audit_regressor.cc.o [INFO] [stderr] [ 31%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/best_constant.cc.o [INFO] [stderr] [ 31%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/autolink.cc.o [INFO] [stderr] [ 31%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/bfgs.cc.o [INFO] [stderr] [ 31%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/baseline.cc.o [INFO] [stderr] [ 33%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/cache.cc.o [INFO] [stderr] [ 33%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/bs.cc.o [INFO] [stderr] [ 35%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/binary.cc.o [INFO] [stderr] [ 35%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/boosting.cc.o [INFO] [stderr] [ 35%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/cb_adf.cc.o [INFO] [stderr] [ 35%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/cb_explore_adf_bag.cc.o [INFO] [stderr] [ 37%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/cb_algs.cc.o [INFO] [stderr] [ 37%] Building CXX object vowpalwabbit/CMakeFiles/vw.dir/cb_explore_adf_cover.cc.o [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] CMake Warning (dev) at external/zlib/CMakeLists.txt:4 (project): [INFO] [stderr] Policy CMP0048 is not set: project() command manages VERSION variables. [INFO] [stderr] Run "cmake --help-policy CMP0048" for policy details. Use the cmake_policy [INFO] [stderr] command to set the policy and suppress this warning. [INFO] [stderr] [INFO] [stderr] The following variable(s) would be set to empty: [INFO] [stderr] [INFO] [stderr] PROJECT_VERSION [INFO] [stderr] PROJECT_VERSION_MAJOR [INFO] [stderr] PROJECT_VERSION_MINOR [INFO] [stderr] PROJECT_VERSION_PATCH [INFO] [stderr] This warning is for project developers. Use -Wno-dev to suppress it. [INFO] [stderr] [INFO] [stderr] CMake Warning: [INFO] [stderr] Manually-specified variables were not used by the project: [INFO] [stderr] [INFO] [stderr] CMAKE_ASM_COMPILER [INFO] [stderr] CMAKE_ASM_FLAGS [INFO] [stderr] GIT_SUBMODULE [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.cc:6: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = std::shared_ptr, std::__cxx11::basic_string > >; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:92:7: required from 'void v_array::clear() [with T = std::shared_ptr, std::__cxx11::basic_string > >]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:301:23: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'class std::shared_ptr, std::__cxx11::basic_string > >'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/memory.h:5, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:26, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.cc:6: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.cc:6: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'class std::shared_ptr, std::__cxx11::basic_string > >' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/memory.h:5, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:26, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.cc:6: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.cc:6: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature_slice; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature_slice]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:354:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'struct feature_slice'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.h:9, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.cc:6: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.cc:6: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'struct feature_slice' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.h:9, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.cc:6: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.cc:6: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:371:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct feature'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.h:9, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.cc:6: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:25:8: note: 'struct feature' declared here [INFO] [stderr] 25 | struct feature // sparse feature definition for the library interface [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:28, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/unique_sort.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.cc:7: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h: In instantiation of 'void VW::no_lock_object_pool::new_chunk(size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:36:5: required from 'VW::no_lock_object_pool::no_lock_object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:170:63: required from 'VW::object_pool::object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:41:116: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:111:13: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct example'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 111 | memset(&chunk[i], 0, sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.h:9, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cache.cc:6: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:54:8: note: 'struct example' declared here [INFO] [stderr] 54 | struct example : public example_predict // core example datatype. [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/action_score.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = std::shared_ptr, std::__cxx11::basic_string > >; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:92:7: required from 'void v_array::clear() [with T = std::shared_ptr, std::__cxx11::basic_string > >]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:301:23: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'class std::shared_ptr, std::__cxx11::basic_string > >'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/memory.h:5, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:26, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/action_score.cc:1: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/action_score.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'class std::shared_ptr, std::__cxx11::basic_string > >' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/memory.h:5, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:26, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/action_score.cc:1: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/action_score.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature_slice; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature_slice]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:354:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'struct feature_slice'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:36, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/action_score.cc:4: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/action_score.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'struct feature_slice' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:36, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/action_score.cc:4: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/action_score.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:371:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct feature'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:36, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/action_score.cc:4: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:25:8: note: 'struct feature' declared here [INFO] [stderr] 25 | struct feature // sparse feature definition for the library interface [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:31, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = std::shared_ptr, std::__cxx11::basic_string > >; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:92:7: required from 'void v_array::clear() [with T = std::shared_ptr, std::__cxx11::basic_string > >]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:301:23: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'class std::shared_ptr, std::__cxx11::basic_string > >'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /usr/include/c++/9/thread:39, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:28, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.cc:1: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:31, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'class std::shared_ptr, std::__cxx11::basic_string > >' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /usr/include/c++/9/thread:39, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:28, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.cc:1: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:31, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature_slice; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature_slice]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:354:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'struct feature_slice'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:36, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:31, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'struct feature_slice' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:36, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:31, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:371:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct feature'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:36, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:25:8: note: 'struct feature' declared here [INFO] [stderr] 25 | struct feature // sparse feature definition for the library interface [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:28, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:12, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:38, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/action_score.cc:4: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h: In instantiation of 'void VW::no_lock_object_pool::new_chunk(size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:36:5: required from 'VW::no_lock_object_pool::no_lock_object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:170:63: required from 'VW::object_pool::object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:41:116: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:111:13: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct example'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 111 | memset(&chunk[i], 0, sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:36, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/action_score.cc:4: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:54:8: note: 'struct example' declared here [INFO] [stderr] 54 | struct example : public example_predict // core example datatype. [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:28, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:12, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:38, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h: In instantiation of 'void VW::no_lock_object_pool::new_chunk(size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:36:5: required from 'VW::no_lock_object_pool::no_lock_object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:170:63: required from 'VW::object_pool::object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:41:116: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:111:13: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct example'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 111 | memset(&chunk[i], 0, sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:36, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/best_constant.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:54:8: note: 'struct example' declared here [INFO] [stderr] 54 | struct example : public example_predict // core example datatype. [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/label_parser.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/multiclass.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/autolink.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = std::shared_ptr, std::__cxx11::basic_string > >; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:92:7: required from 'void v_array::clear() [with T = std::shared_ptr, std::__cxx11::basic_string > >]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:301:23: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'class std::shared_ptr, std::__cxx11::basic_string > >'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/memory.h:5, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:9, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/autolink.cc:3: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/label_parser.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/multiclass.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/autolink.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'class std::shared_ptr, std::__cxx11::basic_string > >' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/memory.h:5, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:9, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/autolink.cc:3: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/label_parser.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/multiclass.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/autolink.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature_slice; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature_slice]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:354:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'struct feature_slice'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:9, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:12, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/autolink.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/label_parser.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/multiclass.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/autolink.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'struct feature_slice' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:9, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:12, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/autolink.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/label_parser.h:3, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/multiclass.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/autolink.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:371:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct feature'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:9, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:12, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/autolink.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:25:8: note: 'struct feature' declared here [INFO] [stderr] 25 | struct feature // sparse feature definition for the library interface [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] c++: fatal error: Killed signal terminated program cc1plus [INFO] [stderr] compilation terminated. [INFO] [stderr] make[3]: *** [vowpalwabbit/CMakeFiles/vw.dir/build.make:102: vowpalwabbit/CMakeFiles/vw.dir/active.cc.o] Error 1 [INFO] [stderr] make[3]: *** Waiting for unfinished jobs.... [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/autolink.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h: In instantiation of 'static LEARNER::learner& LEARNER::learner::init_learner(T*, L*, void (*)(T&, L&, E&), void (*)(T&, L&, E&), size_t, prediction_type::prediction_type_t) [with L = LEARNER::learner; T = VW::autolink; E = example; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:422:42: required from 'LEARNER::learner& LEARNER::init_learner(free_ptr&, L*, void (*)(T&, L&, E&), void (*)(T&, L&, E&)) [with T = VW::autolink; E = example; L = LEARNER::learner; free_ptr = std::unique_ptr]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/autolink.cc:97:115: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:348:48: warning: cast between incompatible function types from 'void (*)(vw&, void*, example&)' to 'LEARNER::finish_example_data::fn' {aka 'void (*)(vw&, void*, void*)'} [-Wcast-function-type] [INFO] [stderr] 348 | ret.finish_example_fd.finish_example_f = (finish_example_data::fn)return_simple_example; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:357:28: warning: cast between incompatible function types from 'void (*)(VW::autolink&, LEARNER::learner&, example&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 357 | ret.learn_fd.learn_f = (learn_data::fn)learn; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:358:29: warning: cast between incompatible function types from 'void (*)(VW::autolink&, LEARNER::learner&, example&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 358 | ret.learn_fd.update_f = (learn_data::fn)learn; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:359:30: warning: cast between incompatible function types from 'void (*)(VW::autolink&, LEARNER::learner&, example&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 359 | ret.learn_fd.predict_f = (learn_data::fn)predict; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:31, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/accumulate.cc:15: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = std::shared_ptr, std::__cxx11::basic_string > >; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:92:7: required from 'void v_array::clear() [with T = std::shared_ptr, std::__cxx11::basic_string > >]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:301:23: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'class std::shared_ptr, std::__cxx11::basic_string > >'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /usr/include/c++/9/thread:39, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:28, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/accumulate.cc:15: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:31, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/accumulate.cc:15: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'class std::shared_ptr, std::__cxx11::basic_string > >' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /usr/include/c++/9/thread:39, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:28, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/accumulate.cc:15: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:31, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/accumulate.cc:15: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature_slice; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature_slice]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:354:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'struct feature_slice'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:36, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/accumulate.cc:15: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:31, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/accumulate.cc:15: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'struct feature_slice' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:36, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/accumulate.cc:15: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:31, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/accumulate.cc:15: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:371:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct feature'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:36, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/accumulate.cc:15: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:25:8: note: 'struct feature' declared here [INFO] [stderr] 25 | struct feature // sparse feature definition for the library interface [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:28, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:12, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/autolink.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h: In instantiation of 'void VW::no_lock_object_pool::new_chunk(size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:36:5: required from 'VW::no_lock_object_pool::no_lock_object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:170:63: required from 'VW::object_pool::object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:41:116: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:111:13: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct example'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 111 | memset(&chunk[i], 0, sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:9, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:12, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/autolink.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:54:8: note: 'struct example' declared here [INFO] [stderr] 54 | struct example : public example_predict // core example datatype. [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] c++: fatal error: Killed signal terminated program cc1plus [INFO] [stderr] compilation terminated. [INFO] [stderr] make[3]: *** [vowpalwabbit/CMakeFiles/vw.dir/build.make:63: vowpalwabbit/CMakeFiles/vw.dir/accumulate.cc.o] Error 1 [INFO] [stderr] c++: fatal error: Killed signal terminated program cc1plus [INFO] [stderr] compilation terminated. [INFO] [stderr] make[3]: *** [vowpalwabbit/CMakeFiles/vw.dir/build.make:206: vowpalwabbit/CMakeFiles/vw.dir/bs.cc.o] Error 1 [INFO] [stderr] c++: fatal error: Killed signal terminated program cc1plus [INFO] [stderr] compilation terminated. [INFO] [stderr] make[3]: *** [vowpalwabbit/CMakeFiles/vw.dir/build.make:115: vowpalwabbit/CMakeFiles/vw.dir/audit_regressor.cc.o] Error 1 [INFO] [stderr] c++: fatal error: Killed signal terminated program cc1plus [INFO] [stderr] compilation terminated. [INFO] [stderr] make[3]: *** [vowpalwabbit/CMakeFiles/vw.dir/build.make:89: vowpalwabbit/CMakeFiles/vw.dir/active_cover.cc.o] Error 1 [INFO] [stderr] c++: fatal error: Killed signal terminated program cc1plus [INFO] [stderr] compilation terminated. [INFO] [stderr] make[3]: *** [vowpalwabbit/CMakeFiles/vw.dir/build.make:167: vowpalwabbit/CMakeFiles/vw.dir/bfgs.cc.o] Error 1 [INFO] [stderr] c++: fatal error: Killed signal terminated program cc1plus [INFO] [stderr] compilation terminated. [INFO] [stderr] make[3]: *** [vowpalwabbit/CMakeFiles/vw.dir/build.make:245: vowpalwabbit/CMakeFiles/vw.dir/cb_algs.cc.o] Error 1 [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/binary.cc:2: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = std::shared_ptr, std::__cxx11::basic_string > >; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:92:7: required from 'void v_array::clear() [with T = std::shared_ptr, std::__cxx11::basic_string > >]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:301:23: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'class std::shared_ptr, std::__cxx11::basic_string > >'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function_base.hpp:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/detail/prologue.hpp:17, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function_template.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/detail/maybe_include.hpp:22, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function1.hpp:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options/value_semantic.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options/options_description.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options.hpp:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/binary.cc:2: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/binary.cc:2: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'class std::shared_ptr, std::__cxx11::basic_string > >' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function_base.hpp:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/detail/prologue.hpp:17, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function_template.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/detail/maybe_include.hpp:22, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function1.hpp:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options/value_semantic.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options/options_description.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options.hpp:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/binary.cc:2: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/binary.cc:2: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature_slice; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature_slice]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:354:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'struct feature_slice'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/binary.cc:2: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/binary.cc:2: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'struct feature_slice' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/binary.cc:2: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/binary.cc:2: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:371:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct feature'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/binary.cc:2: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:25:8: note: 'struct feature' declared here [INFO] [stderr] 25 | struct feature // sparse feature definition for the library interface [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/binary.cc:2: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h: In instantiation of 'static LEARNER::learner& LEARNER::learner::init_learner(T*, L*, void (*)(T&, L&, E&), void (*)(T&, L&, E&), size_t, prediction_type::prediction_type_t) [with L = LEARNER::learner; T = char; E = example; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:432:37: required from 'LEARNER::learner& LEARNER::init_learner(L*, void (*)(T&, L&, E&), void (*)(T&, L&, E&)) [with T = char; E = example; L = LEARNER::learner]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/binary.cc:41:117: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:348:48: warning: cast between incompatible function types from 'void (*)(vw&, void*, example&)' to 'LEARNER::finish_example_data::fn' {aka 'void (*)(vw&, void*, void*)'} [-Wcast-function-type] [INFO] [stderr] 348 | ret.finish_example_fd.finish_example_f = (finish_example_data::fn)return_simple_example; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:357:28: warning: cast between incompatible function types from 'void (*)(char&, LEARNER::learner&, example&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 357 | ret.learn_fd.learn_f = (learn_data::fn)learn; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:358:29: warning: cast between incompatible function types from 'void (*)(char&, LEARNER::learner&, example&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 358 | ret.learn_fd.update_f = (learn_data::fn)learn; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:359:30: warning: cast between incompatible function types from 'void (*)(char&, LEARNER::learner&, example&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 359 | ret.learn_fd.predict_f = (learn_data::fn)predict; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:28, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:12, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/binary.cc:2: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h: In instantiation of 'void VW::no_lock_object_pool::new_chunk(size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:36:5: required from 'VW::no_lock_object_pool::no_lock_object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:170:63: required from 'VW::object_pool::object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:41:116: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:111:13: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct example'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 111 | memset(&chunk[i], 0, sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/binary.cc:2: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:54:8: note: 'struct example' declared here [INFO] [stderr] 54 | struct example : public example_predict // core example datatype. [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/baseline.cc:9: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h: In instantiation of 'void LEARNER::learner::set_sensitivity(float (*)(T&, LEARNER::base_learner&, example&)) [with T = baseline; E = example; LEARNER::base_learner = LEARNER::learner]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/baseline.cc:231:32: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:240:36: warning: cast between incompatible function types from 'float (*)(baseline&, LEARNER::base_learner&, example&)' {aka 'float (*)(baseline&, LEARNER::learner&, example&)'} to 'LEARNER::sensitivity_data::fn' {aka 'float (*)(void*, LEARNER::learner&, example&)'} [-Wcast-function-type] [INFO] [stderr] 240 | sensitivity_fd.sensitivity_f = (sensitivity_data::fn)u; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:23: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h: In instantiation of 'void LEARNER::learner::set_save_load(void (*)(T&, io_buf&, bool, bool)) [with T = boosting; E = example]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:441:31: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:259:32: warning: cast between incompatible function types from 'void (*)(boosting&, io_buf&, bool, bool)' to 'LEARNER::save_load_data::fn' {aka 'void (*)(void*, io_buf&, bool, bool)'} [-Wcast-function-type] [INFO] [stderr] 259 | save_load_fd.save_load_f = (save_load_data::fn)sl; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h: In instantiation of 'void LEARNER::learner::set_finish_example(void (*)(vw&, T&, E&)) [with T = boosting; E = example]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:452:39: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:310:42: warning: cast between incompatible function types from 'void (*)(vw&, boosting&, example&)' to 'LEARNER::learner::end_fptr_type' {aka 'void (*)(vw&, void*, void*)'} [-Wcast-function-type] [INFO] [stderr] 310 | finish_example_fd.finish_example_f = (end_fptr_type)(f); [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/baseline.cc:9: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = std::shared_ptr, std::__cxx11::basic_string > >; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:92:7: required from 'void v_array::clear() [with T = std::shared_ptr, std::__cxx11::basic_string > >]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:301:23: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'class std::shared_ptr, std::__cxx11::basic_string > >'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function_base.hpp:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/detail/prologue.hpp:17, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function_template.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/detail/maybe_include.hpp:22, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function1.hpp:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options/value_semantic.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options/options_description.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options.hpp:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/baseline.cc:9: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/baseline.cc:9: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'class std::shared_ptr, std::__cxx11::basic_string > >' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function_base.hpp:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/detail/prologue.hpp:17, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function_template.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/detail/maybe_include.hpp:22, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function1.hpp:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options/value_semantic.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options/options_description.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options.hpp:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/baseline.cc:9: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/baseline.cc:9: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature_slice; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature_slice]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:354:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'struct feature_slice'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/baseline.cc:9: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/baseline.cc:9: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'struct feature_slice' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/baseline.cc:9: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/baseline.cc:9: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:371:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct feature'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/baseline.cc:9: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:25:8: note: 'struct feature' declared here [INFO] [stderr] 25 | struct feature // sparse feature definition for the library interface [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:23: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = std::shared_ptr, std::__cxx11::basic_string > >; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:92:7: required from 'void v_array::clear() [with T = std::shared_ptr, std::__cxx11::basic_string > >]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:301:23: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'class std::shared_ptr, std::__cxx11::basic_string > >'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:21: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:23: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'class std::shared_ptr, std::__cxx11::basic_string > >' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:21: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:23: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature_slice; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature_slice]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:354:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'struct feature_slice'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:23: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:23: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'struct feature_slice' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:23: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:23: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:371:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct feature'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:23: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:25:8: note: 'struct feature' declared here [INFO] [stderr] 25 | struct feature // sparse feature definition for the library interface [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:38, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/gen_cs_example.h:9, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:21, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h: In instantiation of 'void LEARNER::learner::set_finish_example(void (*)(vw&, T&, E&)) [with T = VW::cb_explore_adf::cb_explore_adf_base; E = std::vector]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.cc:155:62: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:310:42: warning: cast between incompatible function types from 'void (*)(vw&, VW::cb_explore_adf::cb_explore_adf_base&, std::vector&)' to 'LEARNER::learner, std::vector >::end_fptr_type' {aka 'void (*)(vw&, void*, void*)'} [-Wcast-function-type] [INFO] [stderr] 310 | finish_example_fd.finish_example_f = (end_fptr_type)(f); [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/baseline.cc:9: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h: In instantiation of 'static LEARNER::learner& LEARNER::learner::init_learner(T*, L*, void (*)(T&, L&, E&), void (*)(T&, L&, E&), size_t, prediction_type::prediction_type_t) [with L = LEARNER::learner; T = baseline; E = example; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:422:42: required from 'LEARNER::learner& LEARNER::init_learner(free_ptr&, L*, void (*)(T&, L&, E&), void (*)(T&, L&, E&)) [with T = baseline; E = example; L = LEARNER::learner; free_ptr = std::unique_ptr]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/baseline.cc:229:107: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:348:48: warning: cast between incompatible function types from 'void (*)(vw&, void*, example&)' to 'LEARNER::finish_example_data::fn' {aka 'void (*)(vw&, void*, void*)'} [-Wcast-function-type] [INFO] [stderr] 348 | ret.finish_example_fd.finish_example_f = (finish_example_data::fn)return_simple_example; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = std::shared_ptr, std::__cxx11::basic_string > >; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:92:7: required from 'void v_array::clear() [with T = std::shared_ptr, std::__cxx11::basic_string > >]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:301:23: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'class std::shared_ptr, std::__cxx11::basic_string > >'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.cc:1: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'class std::shared_ptr, std::__cxx11::basic_string > >' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.cc:1: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature_slice; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature_slice]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:354:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'struct feature_slice'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:20, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'struct feature_slice' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:20, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:371:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct feature'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:20, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:25:8: note: 'struct feature' declared here [INFO] [stderr] 25 | struct feature // sparse feature definition for the library interface [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:357:28: warning: cast between incompatible function types from 'void (*)(baseline&, LEARNER::learner&, example&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 357 | ret.learn_fd.learn_f = (learn_data::fn)learn; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:358:29: warning: cast between incompatible function types from 'void (*)(baseline&, LEARNER::learner&, example&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 358 | ret.learn_fd.update_f = (learn_data::fn)learn; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:359:30: warning: cast between incompatible function types from 'void (*)(baseline&, LEARNER::learner&, example&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 359 | ret.learn_fd.predict_f = (learn_data::fn)predict; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:23: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h: In instantiation of 'static LEARNER::learner& LEARNER::learner::init_learner(T*, L*, void (*)(T&, L&, E&), void (*)(T&, L&, E&), size_t, prediction_type::prediction_type_t) [with L = LEARNER::learner; T = boosting; E = example; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:412:42: required from 'LEARNER::learner& LEARNER::init_learner(free_ptr&, L*, void (*)(T&, L&, E&), void (*)(T&, L&, E&), size_t) [with T = boosting; E = example; L = LEARNER::learner; free_ptr = std::unique_ptr; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:436:112: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:348:48: warning: cast between incompatible function types from 'void (*)(vw&, void*, example&)' to 'LEARNER::finish_example_data::fn' {aka 'void (*)(vw&, void*, void*)'} [-Wcast-function-type] [INFO] [stderr] 348 | ret.finish_example_fd.finish_example_f = (finish_example_data::fn)return_simple_example; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:10: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h: In instantiation of 'void LEARNER::learner::set_finish_example(void (*)(vw&, T&, E&)) [with T = CB_ADF::cb_adf; E = std::vector]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:577:56: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:310:42: warning: cast between incompatible function types from 'void (*)(vw&, CB_ADF::cb_adf&, std::vector&)' to 'LEARNER::learner >::end_fptr_type' {aka 'void (*)(vw&, void*, void*)'} [-Wcast-function-type] [INFO] [stderr] 310 | finish_example_fd.finish_example_f = (end_fptr_type)(f); [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h: In instantiation of 'void LEARNER::learner::set_save_load(void (*)(T&, io_buf&, bool, bool)) [with T = CB_ADF::cb_adf; E = std::vector]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:581:36: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:259:32: warning: cast between incompatible function types from 'void (*)(CB_ADF::cb_adf&, io_buf&, bool, bool)' to 'LEARNER::save_load_data::fn' {aka 'void (*)(void*, io_buf&, bool, bool)'} [-Wcast-function-type] [INFO] [stderr] 259 | save_load_fd.save_load_f = (save_load_data::fn)sl; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:357:28: warning: cast between incompatible function types from 'void (*)(boosting&, LEARNER::learner&, example&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 357 | ret.learn_fd.learn_f = (learn_data::fn)learn; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:358:29: warning: cast between incompatible function types from 'void (*)(boosting&, LEARNER::learner&, example&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 358 | ret.learn_fd.update_f = (learn_data::fn)learn; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:359:30: warning: cast between incompatible function types from 'void (*)(boosting&, LEARNER::learner&, example&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 359 | ret.learn_fd.predict_f = (learn_data::fn)predict; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:10: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = std::shared_ptr, std::__cxx11::basic_string > >; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:92:7: required from 'void v_array::clear() [with T = std::shared_ptr, std::__cxx11::basic_string > >]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:301:23: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'class std::shared_ptr, std::__cxx11::basic_string > >'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function_base.hpp:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/detail/prologue.hpp:17, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function_template.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/detail/maybe_include.hpp:22, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function1.hpp:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options/value_semantic.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options/options_description.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options.hpp:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:10: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:10: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'class std::shared_ptr, std::__cxx11::basic_string > >' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function_base.hpp:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/detail/prologue.hpp:17, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function_template.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/detail/maybe_include.hpp:22, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/function/include/boost/function/function1.hpp:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options/value_semantic.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options/options_description.hpp:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/external/boost/libs/program_options/include/boost/program_options.hpp:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:7, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:10: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:10: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature_slice; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature_slice]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:354:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'struct feature_slice'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:10: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:10: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'struct feature_slice' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:10: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/io_buf.h:14, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:10, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:10: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:371:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct feature'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:10: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:25:8: note: 'struct feature' declared here [INFO] [stderr] 25 | struct feature // sparse feature definition for the library interface [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:28, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:12, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/baseline.cc:9: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h: In instantiation of 'void VW::no_lock_object_pool::new_chunk(size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:36:5: required from 'VW::no_lock_object_pool::no_lock_object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:170:63: required from 'VW::object_pool::object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:41:116: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:111:13: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct example'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 111 | memset(&chunk[i], 0, sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/baseline.cc:9: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:54:8: note: 'struct example' declared here [INFO] [stderr] 54 | struct example : public example_predict // core example datatype. [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:28, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:12, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:23: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h: In instantiation of 'void VW::no_lock_object_pool::new_chunk(size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:36:5: required from 'VW::no_lock_object_pool::no_lock_object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:170:63: required from 'VW::object_pool::object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:41:116: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:111:13: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct example'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 111 | memset(&chunk[i], 0, sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/boosting.cc:23: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:54:8: note: 'struct example' declared here [INFO] [stderr] 54 | struct example : public example_predict // core example datatype. [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:38, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/gen_cs_example.h:9, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:21, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h: In instantiation of 'static LEARNER::learner& LEARNER::learner::init_learner(T*, L*, void (*)(T&, L&, E&), void (*)(T&, L&, E&), size_t, prediction_type::prediction_type_t) [with L = LEARNER::learner >; T = VW::cb_explore_adf::cb_explore_adf_base; E = std::vector; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:372:42: required from 'LEARNER::learner& LEARNER::init_learner(free_ptr&, L*, void (*)(T&, L&, E&), void (*)(T&, L&, E&), size_t, prediction_type::prediction_type_t) [with T = VW::cb_explore_adf::cb_explore_adf_base; E = std::vector; L = LEARNER::learner >; free_ptr = std::unique_ptr, void (*)(void*)>; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.cc:153:112: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:348:48: warning: cast between incompatible function types from 'void (*)(vw&, void*, example&)' to 'LEARNER::finish_example_data::fn' {aka 'void (*)(vw&, void*, void*)'} [-Wcast-function-type] [INFO] [stderr] 348 | ret.finish_example_fd.finish_example_f = (finish_example_data::fn)return_simple_example; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:357:28: warning: cast between incompatible function types from 'void (*)(VW::cb_explore_adf::cb_explore_adf_base&, LEARNER::learner >&, std::vector&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 357 | ret.learn_fd.learn_f = (learn_data::fn)learn; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:358:29: warning: cast between incompatible function types from 'void (*)(VW::cb_explore_adf::cb_explore_adf_base&, LEARNER::learner >&, std::vector&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 358 | ret.learn_fd.update_f = (learn_data::fn)learn; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:359:30: warning: cast between incompatible function types from 'void (*)(VW::cb_explore_adf::cb_explore_adf_base&, LEARNER::learner >&, std::vector&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 359 | ret.learn_fd.predict_f = (learn_data::fn)predict; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:13, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:10: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h: In instantiation of 'static LEARNER::learner& LEARNER::learner::init_learner(T*, L*, void (*)(T&, L&, E&), void (*)(T&, L&, E&), size_t, prediction_type::prediction_type_t) [with L = LEARNER::learner >; T = CB_ADF::cb_adf; E = std::vector; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:372:42: required from 'LEARNER::learner& LEARNER::init_learner(free_ptr&, L*, void (*)(T&, L&, E&), void (*)(T&, L&, E&), size_t, prediction_type::prediction_type_t) [with T = CB_ADF::cb_adf; E = std::vector; L = LEARNER::learner >; free_ptr = std::unique_ptr; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:576:96: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:348:48: warning: cast between incompatible function types from 'void (*)(vw&, void*, example&)' to 'LEARNER::finish_example_data::fn' {aka 'void (*)(vw&, void*, void*)'} [-Wcast-function-type] [INFO] [stderr] 348 | ret.finish_example_fd.finish_example_f = (finish_example_data::fn)return_simple_example; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:28, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:12, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:38, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/gen_cs_example.h:9, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:21, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h: In instantiation of 'void VW::no_lock_object_pool::new_chunk(size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:36:5: required from 'VW::no_lock_object_pool::no_lock_object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:170:63: required from 'VW::object_pool::object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:41:116: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:111:13: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct example'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 111 | memset(&chunk[i], 0, sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:20, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_bag.cc:3: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:54:8: note: 'struct example' declared here [INFO] [stderr] 54 | struct example : public example_predict // core example datatype. [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:357:28: warning: cast between incompatible function types from 'void (*)(CB_ADF::cb_adf&, LEARNER::learner >&, std::vector&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 357 | ret.learn_fd.learn_f = (learn_data::fn)learn; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:358:29: warning: cast between incompatible function types from 'void (*)(CB_ADF::cb_adf&, LEARNER::learner >&, std::vector&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 358 | ret.learn_fd.update_f = (learn_data::fn)learn; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:359:30: warning: cast between incompatible function types from 'void (*)(CB_ADF::cb_adf&, LEARNER::learner >&, std::vector&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 359 | ret.learn_fd.predict_f = (learn_data::fn)predict; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:28, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:12, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:10: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h: In instantiation of 'void VW::no_lock_object_pool::new_chunk(size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:36:5: required from 'VW::no_lock_object_pool::no_lock_object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:170:63: required from 'VW::object_pool::object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:41:116: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:111:13: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct example'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 111 | memset(&chunk[i], 0, sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/reductions.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_adf.cc:10: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:54:8: note: 'struct example' declared here [INFO] [stderr] 54 | struct example : public example_predict // core example datatype. [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] c++: fatal error: Killed signal terminated program cc1plus [INFO] [stderr] compilation terminated. [INFO] [stderr] make[3]: *** [vowpalwabbit/CMakeFiles/vw.dir/build.make:180: vowpalwabbit/CMakeFiles/vw.dir/binary.cc.o] Error 1 [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:38, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/gen_cs_example.h:9, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:21, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h: In instantiation of 'void LEARNER::learner::set_finish_example(void (*)(vw&, T&, E&)) [with T = VW::cb_explore_adf::cb_explore_adf_base; E = std::vector]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.cc:250:62: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:310:42: warning: cast between incompatible function types from 'void (*)(vw&, VW::cb_explore_adf::cb_explore_adf_base&, std::vector&)' to 'LEARNER::learner, std::vector >::end_fptr_type' {aka 'void (*)(vw&, void*, void*)'} [-Wcast-function-type] [INFO] [stderr] 310 | finish_example_fd.finish_example_f = (end_fptr_type)(f); [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = std::shared_ptr, std::__cxx11::basic_string > >; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:92:7: required from 'void v_array::clear() [with T = std::shared_ptr, std::__cxx11::basic_string > >]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:301:23: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'class std::shared_ptr, std::__cxx11::basic_string > >'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/memory.h:5, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:26, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.cc:1: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'class std::shared_ptr, std::__cxx11::basic_string > >' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /usr/include/c++/9/memory:81, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/memory.h:5, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:26, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.cc:1: [INFO] [stderr] /usr/include/c++/9/bits/shared_ptr.h:103:11: note: 'class std::shared_ptr, std::__cxx11::basic_string > >' declared here [INFO] [stderr] 103 | class shared_ptr : public __shared_ptr<_Tp> [INFO] [stderr] | ^~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature_slice; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature_slice]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:354:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:74:28: warning: 'void* realloc(void*, size_t)' moving an object of non-trivially copyable type 'struct feature_slice'; use 'new' and 'delete' instead [-Wclass-memaccess] [INFO] [stderr] 74 | T* temp = (T*)realloc(_begin, sizeof(T) * length); [INFO] [stderr] | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:20, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'struct feature_slice' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:20, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:33:8: note: 'struct feature_slice' declared here [INFO] [stderr] 33 | struct feature_slice // a helper struct for functions using the set {v,i,space_name} [INFO] [stderr] | ^~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:16, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h: In instantiation of 'void v_array::resize(size_t) [with T = feature; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:110:7: required from 'void v_array::push_back(const T&) [with T = feature]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:371:29: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/v_array.h:82:15: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct feature'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 82 | memset(_begin + old_len, 0, (length - old_len) * sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:18, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:20, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/feature_group.h:25:8: note: 'struct feature' declared here [INFO] [stderr] 25 | struct feature // sparse feature definition for the library interface [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:38, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/gen_cs_example.h:9, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:21, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h: In instantiation of 'static LEARNER::learner& LEARNER::learner::init_learner(T*, L*, void (*)(T&, L&, E&), void (*)(T&, L&, E&), size_t, prediction_type::prediction_type_t) [with L = LEARNER::learner >; T = VW::cb_explore_adf::cb_explore_adf_base; E = std::vector; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:372:42: required from 'LEARNER::learner& LEARNER::init_learner(free_ptr&, L*, void (*)(T&, L&, E&), void (*)(T&, L&, E&), size_t, prediction_type::prediction_type_t) [with T = VW::cb_explore_adf::cb_explore_adf_base; E = std::vector; L = LEARNER::learner >; free_ptr = std::unique_ptr, void (*)(void*)>; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.cc:248:112: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:348:48: warning: cast between incompatible function types from 'void (*)(vw&, void*, example&)' to 'LEARNER::finish_example_data::fn' {aka 'void (*)(vw&, void*, void*)'} [-Wcast-function-type] [INFO] [stderr] 348 | ret.finish_example_fd.finish_example_f = (finish_example_data::fn)return_simple_example; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:357:28: warning: cast between incompatible function types from 'void (*)(VW::cb_explore_adf::cb_explore_adf_base&, LEARNER::learner >&, std::vector&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 357 | ret.learn_fd.learn_f = (learn_data::fn)learn; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:358:29: warning: cast between incompatible function types from 'void (*)(VW::cb_explore_adf::cb_explore_adf_base&, LEARNER::learner >&, std::vector&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 358 | ret.learn_fd.update_f = (learn_data::fn)learn; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:359:30: warning: cast between incompatible function types from 'void (*)(VW::cb_explore_adf::cb_explore_adf_base&, LEARNER::learner >&, std::vector&)' to 'LEARNER::learn_data::fn' {aka 'void (*)(void*, LEARNER::learner&, void*)'} [-Wcast-function-type] [INFO] [stderr] 359 | ret.learn_fd.predict_f = (learn_data::fn)predict; [INFO] [stderr] | ^~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:28, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/learner.h:12, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/global_data.h:38, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/vw.h:15, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/gen_cs_example.h:9, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:21, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h: In instantiation of 'void VW::no_lock_object_pool::new_chunk(size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]': [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:36:5: required from 'VW::no_lock_object_pool::no_lock_object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:170:63: required from 'VW::object_pool::object_pool(size_t, TInitializer, size_t) [with T = example; TInitializer = example_initializer; TCleanup = VW::default_cleanup; size_t = long unsigned int]' [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/parser.h:41:116: required from here [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/object_pool.h:111:13: warning: 'void* memset(void*, int, size_t)' clearing an object of non-trivial type 'struct example'; use assignment or value-initialization instead [-Wclass-memaccess] [INFO] [stderr] 111 | memset(&chunk[i], 0, sizeof(T)); [INFO] [stderr] | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] In file included from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_common.h:20, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.h:11, [INFO] [stderr] from /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/cb_explore_adf_cover.cc:1: [INFO] [stderr] /opt/rustwide/workdir/external/vowpal_wabbit/vowpalwabbit/example.h:54:8: note: 'struct example' declared here [INFO] [stderr] 54 | struct example : public example_predict // core example datatype. [INFO] [stderr] | ^~~~~~~ [INFO] [stderr] make[2]: *** [CMakeFiles/Makefile2:575: vowpalwabbit/CMakeFiles/vw.dir/all] Error 2 [INFO] [stderr] make[1]: *** [CMakeFiles/Makefile2:496: vowpalwabbit/CMakeFiles/vw_c_wrapper.dir/rule] Error 2 [INFO] [stderr] make: *** [Makefile:294: vw_c_wrapper] Error 2 [INFO] [stderr] thread 'main' panicked at ' [INFO] [stderr] command did not execute successfully, got: exit code: 2 [INFO] [stderr] [INFO] [stderr] build script failed, must exit now', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmake-0.1.45/src/lib.rs:894:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5615adc84e30 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x5615adc84e30 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5615adc84e30 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5615adc84e30 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5615adcaa7ec - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x5615adc80d52 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x5615adc87af5 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5615adc87af5 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5615adc87af5 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5615adc8764a - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5615adc88291 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x5615adc87dd7 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x5615adc852cc - std::sys_common::backtrace::__rust_end_short_backtrace::h3c4721f56689fae4 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5615adc87d39 - rust_begin_unwind [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x5615adc87ceb - std::panicking::begin_panic_fmt::h447a9fe10c3ac155 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:435:5 [INFO] [stderr] 15: 0x5615ad6dcbe4 - cmake::fail::h0097b8ac3463d791 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmake-0.1.45/src/lib.rs:894:5 [INFO] [stderr] 16: 0x5615ad6dc557 - cmake::run::h08302fb82a05df26 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmake-0.1.45/src/lib.rs:872:9 [INFO] [stderr] 17: 0x5615ad6d9504 - cmake::Config::build::h2d21b5fe0e95f2a5 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cmake-0.1.45/src/lib.rs:778:9 [INFO] [stderr] 18: 0x5615ad6d24c6 - build_script_build::main::he5c365b8a9c11693 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:15:15 [INFO] [stderr] 19: 0x5615ad6d3c3b - core::ops::function::FnOnce::call_once::hfd10572203af654d [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 20: 0x5615ad6d3b7e - std::sys_common::backtrace::__rust_begin_short_backtrace::h77f81a150f2bb964 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 21: 0x5615ad6d5261 - std::rt::lang_start::{{closure}}::h7a4867705a3d903f [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/rt.rs:66:18 [INFO] [stderr] 22: 0x5615adc886b7 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 23: 0x5615adc886b7 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:379:40 [INFO] [stderr] 24: 0x5615adc886b7 - std::panicking::try::h068087b173f80a49 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:343:19 [INFO] [stderr] 25: 0x5615adc886b7 - std::panic::catch_unwind::h1f8259807e825279 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panic.rs:396:14 [INFO] [stderr] 26: 0x5615adc886b7 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/rt.rs:51:25 [INFO] [stderr] 27: 0x5615ad6d5237 - std::rt::lang_start::haa49ec0e5fe594b1 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/rt.rs:65:5 [INFO] [stderr] 28: 0x5615ad6d309a - main [INFO] [stderr] 29: 0x7f25f0b6b0b3 - __libc_start_main [INFO] [stderr] 30: 0x5615ad6d20de - _start [INFO] [stderr] 31: 0x0 - [INFO] running `Command { std: "docker" "inspect" "e7c5efa89c6bcbe7f807eb08953e7032d761f23b66d62906a86d3785c70eec26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7c5efa89c6bcbe7f807eb08953e7032d761f23b66d62906a86d3785c70eec26", kill_on_drop: false }` [INFO] [stdout] e7c5efa89c6bcbe7f807eb08953e7032d761f23b66d62906a86d3785c70eec26