[INFO] cloning repository https://github.com/kamilduda/mnist_classification [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kamilduda/mnist_classification" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkamilduda%2Fmnist_classification", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkamilduda%2Fmnist_classification'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8aa45a1680583211e6fe203b342a6f181223ce25 [INFO] testing kamilduda/mnist_classification against try#c066bf6804adc55193b71afdff6a56922f4a8689+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_in_2025-retry-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkamilduda%2Fmnist_classification" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/kamilduda/mnist_classification [INFO] finished tweaking git repo https://github.com/kamilduda/mnist_classification [INFO] tweaked toml for git repo https://github.com/kamilduda/mnist_classification written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/kamilduda/mnist_classification on toolchain c066bf6804adc55193b71afdff6a56922f4a8689 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/kamilduda/mnist_classification already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b9c523141a9555c5864417d2c82d50a44befc8040a47074d9f4a69680c89f66 [INFO] running `Command { std: "docker" "start" "-a" "5b9c523141a9555c5864417d2c82d50a44befc8040a47074d9f4a69680c89f66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b9c523141a9555c5864417d2c82d50a44befc8040a47074d9f4a69680c89f66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b9c523141a9555c5864417d2c82d50a44befc8040a47074d9f4a69680c89f66", kill_on_drop: false }` [INFO] [stdout] 5b9c523141a9555c5864417d2c82d50a44befc8040a47074d9f4a69680c89f66 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 3d9db84520c9364d6e376b3e8faf6f1890089379930afe1e850b05e33884b014 [INFO] running `Command { std: "docker" "start" "-a" "3d9db84520c9364d6e376b3e8faf6f1890089379930afe1e850b05e33884b014", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling matrixmultiply v0.2.3 [INFO] [stderr] Compiling miniz_oxide v0.4.0 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling gimli v0.22.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling hashbrown v0.8.1 [INFO] [stderr] Compiling indexmap v1.5.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling object v0.20.0 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling noisy_float v0.1.12 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling addr2line v0.13.0 [INFO] [stderr] Compiling rand_distr v0.2.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling flate2 v1.0.16 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling backtrace v0.3.50 [INFO] [stderr] Compiling ndarray-stats v0.3.0 [INFO] [stderr] Compiling ndarray-rand v0.11.0 [INFO] [stderr] Compiling mnist_classification v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `has_error_description_deprecated` [INFO] [stdout] --> src/infrastructure/mnist_loader/error.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | / error_chain! { [INFO] [stdout] 4 | | foreign_links { [INFO] [stdout] 5 | | IoError(::std::io::Error); [INFO] [stdout] ... | [INFO] [stdout] 29 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `impl_error_chain_processed` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `impl_error_chain_processed` may come from an old version of the `error_chain` crate, try updating your dependency with `cargo update -p error_chain` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FlatFileReader` is never constructed [INFO] [stdout] --> src/infrastructure/mnist_loader/file_reader/flat_file_reader.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct FlatFileReader; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `exp` is never used [INFO] [stdout] --> src/algebra/mod.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 5 | impl Algebra { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn exp(array: &Array) -> Array [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/rcrt1.o" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crti.o" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtbeginS.o" "/tmp/rustcHb6dyc/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/{libmnist_classification-c75e7c260c1292ce.rlib,libenv_logger-1f071d305d284dc9.rlib,libtermcolor-2ea4a539468aa6b0.rlib,libatty-c188facca106209d.rlib,libhumantime-8d8e09eea03a30a0.rlib,libquick_error-022321fe562bcedb.rlib,libregex-430e00fca47259de.rlib,libthread_local-c6b88a4b7954c5cd.rlib,liblazy_static-4b136fc9bfbd2c4b.rlib,libregex_syntax-cb353ff079726287.rlib,libaho_corasick-61bf4caab8600cce.rlib,libmemchr-66f21ea766679294.rlib,libndarray_stats-dba91e1ae1364ac8.rlib,libindexmap-d1570c017a02e152.rlib,libhashbrown-c7508ee852595303.rlib,libitertools-4f95a965210de8d0.rlib,libeither-00eb09499d51fa78.rlib,libnoisy_float-74d23e1b69f1e1e4.rlib,libndarray_rand-49e09a7207bccc80.rlib,librand_distr-c0550db9251a00e7.rlib,librand-2ab588142428e148.rlib,librand_pcg-02ef04b098a1c070.rlib,librand_chacha-c8e57545cc206422.rlib,libppv_lite86-ef53971f935c91f9.rlib,librand_core-97d6b90a1fa16563.rlib,libgetrandom-99ad25133b0376fa.rlib,libndarray-2202592eca0e4bcb.rlib,libmatrixmultiply-482b47bad5f02851.rlib,libnum_complex-9bf41202e3515d83.rlib,libnum_integer-7be4e8ca30bb64f9.rlib,libnum_traits-456b087618172f7d.rlib,librawpointer-ee8696fe85e6dce4.rlib,libflate2-353c090e31a386b9.rlib,libcrc32fast-061a844a3ae1fd0f.rlib,liberror_chain-4a2d9adfd2e76af7.rlib,libbacktrace-0451b5d5d2280ca3.rlib,libminiz_oxide-47ac8380a6051467.rlib,libadler-cfae5593f0297367.rlib,libobject-956d089cb0960f19.rlib,liblibc-8c242142bf5979c3.rlib,libaddr2line-0d6dfec8e034a5ec.rlib,libgimli-7723439e355e01c4.rlib,librustc_demangle-dcc5b1758b30e405.rlib,liblog-04ef586fc7526ac5.rlib,libcfg_if-2d17986ae484e939.rlib}.rlib" "/lib/rustlib/x86_64-unknown-linux-musl/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*}.rlib" "-lunwind" "/lib/rustlib/x86_64-unknown-linux-musl/lib/{libcfg_if-*,liblibc-*}.rlib" "-lc" "/lib/rustlib/x86_64-unknown-linux-musl/lib/{librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/tmp/rustcHb6dyc/raw-dylibs" "-Wl,-Bdynamic" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-nostartfiles" "-L" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained" "-L" "/lib/rustlib/x86_64-unknown-linux-musl/lib" "-o" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mnist_classification-813c881f5d2369e3" "-Wl,--gc-sections" "-static-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtendS.o" "/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtn.o" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: /usr/bin/ld: /opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/libgetrandom-99ad25133b0376fa.rlib(getrandom-99ad25133b0376fa.getrandom.c6839bb42ca23352-cgu.0.rcgu.o): in function `getrandom::util_libc::open_readonly': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/getrandom-0.1.14/src/util_libc.rs:112:(.text._ZN9getrandom9util_libc13open_readonly17he778326de60d23ceE+0x79): undefined reference to `open64' [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] = note: 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#rustc-link-lib) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mnist_classification` (bin "mnist_classification") due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "3d9db84520c9364d6e376b3e8faf6f1890089379930afe1e850b05e33884b014", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d9db84520c9364d6e376b3e8faf6f1890089379930afe1e850b05e33884b014", kill_on_drop: false }` [INFO] [stdout] 3d9db84520c9364d6e376b3e8faf6f1890089379930afe1e850b05e33884b014