[INFO] fetching crate bitmagic-sys 0.2.1+bitmagic.7.4.0... [INFO] testing bitmagic-sys-0.2.1+bitmagic.7.4.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate bitmagic-sys 0.2.1+bitmagic.7.4.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate bitmagic-sys 0.2.1+bitmagic.7.4.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bitmagic-sys 0.2.1+bitmagic.7.4.0 [INFO] finished tweaking crates.io crate bitmagic-sys 0.2.1+bitmagic.7.4.0 [INFO] tweaked toml for crates.io crate bitmagic-sys 0.2.1+bitmagic.7.4.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5312bc94a59e8d670ed1b0f0fb3420513265093ed21d3af778f30d60df1f09a2 [INFO] running `Command { std: "docker" "start" "-a" "5312bc94a59e8d670ed1b0f0fb3420513265093ed21d3af778f30d60df1f09a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5312bc94a59e8d670ed1b0f0fb3420513265093ed21d3af778f30d60df1f09a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5312bc94a59e8d670ed1b0f0fb3420513265093ed21d3af778f30d60df1f09a2", kill_on_drop: false }` [INFO] [stdout] 5312bc94a59e8d670ed1b0f0fb3420513265093ed21d3af778f30d60df1f09a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4a3b004780de60fd4e849f29975b4ec1d5b8e13de3474f752c25be4ed96186dc [INFO] running `Command { std: "docker" "start" "-a" "4a3b004780de60fd4e849f29975b4ec1d5b8e13de3474f752c25be4ed96186dc", kill_on_drop: false }` [INFO] [stderr] Compiling bitmagic-sys v0.2.1+bitmagic.7.4.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: In file included from BitMagic/lang-maps/libbm/src/libbm.cpp:19: [INFO] [stderr] warning: BitMagic/lang-maps/libbm/include/libbm.h:66: warning: "BM_SIMD_NO" redefined [INFO] [stderr] warning: 66 | #define BM_SIMD_NO 0 [INFO] [stderr] warning: | [INFO] [stderr] warning: : note: this is the location of the previous definition [INFO] [stderr] warning: BitMagic/lang-maps/libbm/src/libbm.cpp:28: warning: "BM_NO_STL" redefined [INFO] [stderr] warning: 28 | #define BM_NO_STL [INFO] [stderr] warning: | [INFO] [stderr] warning: : note: this is the location of the previous definition [INFO] [stderr] warning: In file included from BitMagic/lang-maps/libbm/src/libbm.cpp:47: [INFO] [stderr] warning: BitMagic/lang-maps/libbm/src/libbm_impl.cpp: In function 'int BM_init(void*)': [INFO] [stderr] warning: BitMagic/lang-maps/libbm/src/libbm_impl.cpp:100:13: warning: this statement may fall through [-Wimplicit-fallthrough=] [INFO] [stderr] warning: 100 | if (!(cpu_simd & SIMD_AVX2)) [INFO] [stderr] warning: | ^~ [INFO] [stderr] warning: BitMagic/lang-maps/libbm/src/libbm_impl.cpp:102:9: note: here [INFO] [stderr] warning: 102 | default: [INFO] [stderr] warning: | ^~~~~~~ [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.52s [INFO] running `Command { std: "docker" "inspect" "4a3b004780de60fd4e849f29975b4ec1d5b8e13de3474f752c25be4ed96186dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a3b004780de60fd4e849f29975b4ec1d5b8e13de3474f752c25be4ed96186dc", kill_on_drop: false }` [INFO] [stdout] 4a3b004780de60fd4e849f29975b4ec1d5b8e13de3474f752c25be4ed96186dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bb012ee5282137651fce069e38c87d3e91443a990e52883f72e446b63b9a5686 [INFO] running `Command { std: "docker" "start" "-a" "bb012ee5282137651fce069e38c87d3e91443a990e52883f72e446b63b9a5686", kill_on_drop: false }` [INFO] [stderr] warning: In file included from BitMagic/lang-maps/libbm/src/libbm.cpp:19: [INFO] [stderr] warning: BitMagic/lang-maps/libbm/include/libbm.h:66: warning: "BM_SIMD_NO" redefined [INFO] [stderr] warning: 66 | #define BM_SIMD_NO 0 [INFO] [stderr] warning: | [INFO] [stderr] warning: : note: this is the location of the previous definition [INFO] [stderr] warning: BitMagic/lang-maps/libbm/src/libbm.cpp:28: warning: "BM_NO_STL" redefined [INFO] [stderr] warning: 28 | #define BM_NO_STL [INFO] [stderr] warning: | [INFO] [stderr] warning: : note: this is the location of the previous definition [INFO] [stderr] warning: In file included from BitMagic/lang-maps/libbm/src/libbm.cpp:47: [INFO] [stderr] warning: BitMagic/lang-maps/libbm/src/libbm_impl.cpp: In function 'int BM_init(void*)': [INFO] [stderr] warning: BitMagic/lang-maps/libbm/src/libbm_impl.cpp:100:13: warning: this statement may fall through [-Wimplicit-fallthrough=] [INFO] [stderr] warning: 100 | if (!(cpu_simd & SIMD_AVX2)) [INFO] [stderr] warning: | ^~ [INFO] [stderr] warning: BitMagic/lang-maps/libbm/src/libbm_impl.cpp:102:9: note: here [INFO] [stderr] warning: 102 | default: [INFO] [stderr] warning: | ^~~~~~~ [INFO] [stderr] Compiling bitmagic-sys v0.2.1+bitmagic.7.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> src/bindings.rs:58:14 [INFO] [stdout] | [INFO] [stdout] 58 | &(*(::core::ptr::null::())).__clang_max_align_nonce1 as *const _ as usize [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deref_nullptr)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> src/bindings.rs:70:14 [INFO] [stdout] | [INFO] [stdout] 70 | &(*(::core::ptr::null::())).__clang_max_align_nonce2 as *const _ as usize [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> src/bindings.rs:103:14 [INFO] [stdout] | [INFO] [stdout] 103 | &(*(::core::ptr::null::())).bit_blocks as *const _ as usize [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> src/bindings.rs:115:14 [INFO] [stdout] | [INFO] [stdout] 115 | &(*(::core::ptr::null::())).gap_blocks as *const _ as usize [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> src/bindings.rs:127:14 [INFO] [stdout] | [INFO] [stdout] 127 | &(*(::core::ptr::null::())).max_serialize_mem as *const _ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> src/bindings.rs:140:14 [INFO] [stdout] | [INFO] [stdout] 140 | &(*(::core::ptr::null::())).memory_used as *const _ as usize [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/bitmagic_sys-3e33dbf73bc3afc9.bitmagic_sys.8affb56f-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/bitmagic_sys-3e33dbf73bc3afc9.bitmagic_sys.8affb56f-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/bitmagic_sys-3e33dbf73bc3afc9.bitmagic_sys.8affb56f-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/bitmagic_sys-3e33dbf73bc3afc9.bitmagic_sys.8affb56f-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/bitmagic_sys-3e33dbf73bc3afc9.bitmagic_sys.8affb56f-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/bitmagic_sys-3e33dbf73bc3afc9.bitmagic_sys.8affb56f-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/bitmagic_sys-3e33dbf73bc3afc9.bitmagic_sys.8affb56f-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/bitmagic_sys-3e33dbf73bc3afc9.bitmagic_sys.8affb56f-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/bitmagic_sys-3e33dbf73bc3afc9.bitmagic_sys.8affb56f-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/bitmagic_sys-3e33dbf73bc3afc9.bitmagic_sys.8affb56f-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/bitmagic_sys-3e33dbf73bc3afc9.bitmagic_sys.8affb56f-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/bitmagic_sys-3e33dbf73bc3afc9.bitmagic_sys.8affb56f-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/bitmagic_sys-3e33dbf73bc3afc9.bitmagic_sys.8affb56f-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/bitmagic_sys-3e33dbf73bc3afc9.bitmagic_sys.8affb56f-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/bitmagic_sys-3e33dbf73bc3afc9.zze4ao4wi4mstpx.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/bitmagic-sys-5bd760eefeb30bf8/out" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lstdc++" "-Wl,-Bstatic" "-Wl,--whole-archive" "-lbm" "-Wl,--no-whole-archive" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-af71f5d5e2187f62.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-976ae3a75486bc7b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-638f891af6f9e3c4.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-52ee1e0bb1279132.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9a950938f3668a37.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-3b1b529ec96b3df7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-ac333df4e6839cea.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-22a9ff9d2be6d427.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-5decbb94c7d60860.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-29a9663b62a1cd00.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-6f0cee0dbab2d3f8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-f5dc7d1d28c5c249.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-d19bda9ef557e755.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-82a955fd13db2399.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-44f3e7c1b7cc17ef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-3ee6f750c5f3c2cf.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-ae5e1795dcba83e8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8d545d8592f2b534.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-c4c222675f83fd37.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c1e9c53e75e301ed.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-beea7d9617fe25c5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8ef7dd43fc671f88.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-80a2b295510dd038.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/bitmagic_sys-3e33dbf73bc3afc9" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" [INFO] [stdout] = note: /usr/bin/ld: /opt/rustwide/target/debug/build/bitmagic-sys-5bd760eefeb30bf8/out/libbm.a(libbm.o):(.data.rel.local.DW.ref.__gxx_personality_v0[DW.ref.__gxx_personality_v0]+0x0): undefined reference to `__gxx_personality_v0' [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] = help: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified [INFO] [stdout] = note: use the `-l` flag to specify native libraries to link [INFO] [stdout] = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] The following warnings were emitted during compilation: [INFO] [stderr] [INFO] [stderr] warning: In file included from BitMagic/lang-maps/libbm/src/libbm.cpp:19: [INFO] [stderr] warning: BitMagic/lang-maps/libbm/include/libbm.h:66: warning: "BM_SIMD_NO" redefined [INFO] [stderr] warning: 66 | #define BM_SIMD_NO 0 [INFO] [stderr] warning: | [INFO] [stderr] warning: : note: this is the location of the previous definition [INFO] [stderr] warning: BitMagic/lang-maps/libbm/src/libbm.cpp:28: warning: "BM_NO_STL" redefined [INFO] [stderr] warning: 28 | #define BM_NO_STL [INFO] [stderr] warning: | [INFO] [stderr] warning: : note: this is the location of the previous definition [INFO] [stderr] warning: In file included from BitMagic/lang-maps/libbm/src/libbm.cpp:47: [INFO] [stderr] warning: BitMagic/lang-maps/libbm/src/libbm_impl.cpp: In function 'int BM_init(void*)': [INFO] [stderr] warning: BitMagic/lang-maps/libbm/src/libbm_impl.cpp:100:13: warning: this statement may fall through [-Wimplicit-fallthrough=] [INFO] [stderr] warning: 100 | if (!(cpu_simd & SIMD_AVX2)) [INFO] [stderr] warning: | ^~ [INFO] [stderr] warning: BitMagic/lang-maps/libbm/src/libbm_impl.cpp:102:9: note: here [INFO] [stderr] warning: 102 | default: [INFO] [stderr] warning: | ^~~~~~~ [INFO] [stderr] [INFO] [stderr] error: could not compile `bitmagic-sys` due to 2 previous errors; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "bb012ee5282137651fce069e38c87d3e91443a990e52883f72e446b63b9a5686", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb012ee5282137651fce069e38c87d3e91443a990e52883f72e446b63b9a5686", kill_on_drop: false }` [INFO] [stdout] bb012ee5282137651fce069e38c87d3e91443a990e52883f72e446b63b9a5686