[INFO] fetching crate sklears 0.1.0-alpha.1...
[INFO] testing sklears-0.1.0-alpha.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate sklears 0.1.0-alpha.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate sklears 0.1.0-alpha.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate sklears 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate sklears 0.1.0-alpha.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sklears 0.1.0-alpha.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sklears 0.1.0-alpha.1 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc_version_runtime v0.3.0
[INFO] [stderr]   Downloaded rand_xoshiro v0.7.0
[INFO] [stderr]   Downloaded argmin-math v0.5.1
[INFO] [stderr]   Downloaded smartcore v0.3.2
[INFO] [stderr]   Downloaded sklears-utils v0.1.0-alpha.1
[INFO] [stderr]   Downloaded polars-mem-engine v0.49.1
[INFO] [stderr]   Downloaded argmin v0.11.0
[INFO] [stderr]   Downloaded scirs2-sparse v0.1.0-rc.1
[INFO] [stderr]   Downloaded sklears-model-selection v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-mixture v0.1.0-alpha.1
[INFO] [stderr]   Downloaded scirs2-optimize v0.1.0-rc.1
[INFO] [stderr]   Downloaded scirs2-autograd v0.1.0-rc.1
[INFO] [stderr]   Downloaded sklears-cross-decomposition v0.1.0-alpha.1
[INFO] [stderr]   Downloaded polars-compute v0.49.1
[INFO] [stderr]   Downloaded polars-lazy v0.49.1
[INFO] [stderr]   Downloaded polars-plan v0.49.1
[INFO] [stderr]   Downloaded polars-ops v0.49.1
[INFO] [stderr]   Downloaded polars-io v0.49.1
[INFO] [stderr]   Downloaded polars-expr v0.49.1
[INFO] [stderr]   Downloaded sklears-impute v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-gaussian-process v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-inspection v0.1.0-alpha.1
[INFO] [stderr]   Downloaded polars-core v0.49.1
[INFO] [stderr]   Downloaded polars-arrow v0.49.1
[INFO] [stderr]   Downloaded sklears-feature-extraction v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-linear v0.1.0-alpha.1
[INFO] [stderr]   Downloaded scirs2-spatial v0.1.0-rc.1
[INFO] [stderr]   Downloaded scirs2-neural v0.1.0-rc.1
[INFO] [stderr]   Downloaded sklears-tree v0.1.0-alpha.1
[INFO] [stderr]   Downloaded scirs2-special v0.1.0-rc.1
[INFO] [stderr]   Downloaded sklears-preprocessing v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-semi-supervised v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-naive-bayes v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-kernel-approximation v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-discriminant-analysis v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-decomposition v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-clustering v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-manifold v0.1.0-alpha.1
[INFO] [stderr]   Downloaded scirs2-cluster v0.1.0-rc.1
[INFO] [stderr]   Downloaded sklears-calibration v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-metrics v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-neighbors v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-neural v0.1.0-alpha.1
[INFO] [stderr]   Downloaded polars-parquet v0.49.1
[INFO] [stderr]   Downloaded sklears-multioutput v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-multiclass v0.1.0-alpha.1
[INFO] [stderr]   Downloaded polars-utils v0.49.1
[INFO] [stderr]   Downloaded polars v0.49.1
[INFO] [stderr]   Downloaded sklears-covariance v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-isotonic v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-datasets v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-dummy v0.1.0-alpha.1
[INFO] [stderr]   Downloaded statrs v0.16.1
[INFO] [stderr]   Downloaded sklears-ensemble v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-feature-selection v0.1.0-alpha.1
[INFO] [stderr]   Downloaded sklears-svm v0.1.0-alpha.1
[INFO] [stderr]   Downloaded polars-row v0.49.1
[INFO] [stderr]   Downloaded polars-schema v0.49.1
[INFO] [stderr]   Downloaded skiplist v0.5.1
[INFO] [stderr]   Downloaded polars-error v0.49.1
[INFO] [stderr]   Downloaded sklears-compose v0.1.0-alpha.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0ba9f4e0af215b1892d1b26057c8a1b891f3784742622cde50cb3397d67dd1f
[INFO] running `Command { std: "docker" "start" "-a" "c0ba9f4e0af215b1892d1b26057c8a1b891f3784742622cde50cb3397d67dd1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0ba9f4e0af215b1892d1b26057c8a1b891f3784742622cde50cb3397d67dd1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0ba9f4e0af215b1892d1b26057c8a1b891f3784742622cde50cb3397d67dd1f", kill_on_drop: false }`
[INFO] [stdout] c0ba9f4e0af215b1892d1b26057c8a1b891f3784742622cde50cb3397d67dd1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 160efe0871cf8edc1ff6d2ddba47d91ab8fa76861f1c380c85d51076ed0abea1
[INFO] running `Command { std: "docker" "start" "-a" "160efe0871cf8edc1ff6d2ddba47d91ab8fa76861f1c380c85d51076ed0abea1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling find-msvc-tools v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling scirs2-core v0.1.0-rc.1
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling polars-utils v0.49.1
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling phf_shared v0.12.1
[INFO] [stderr]    Compiling raw-cpuid v11.6.0
[INFO] [stderr]    Compiling polars-schema v0.49.1
[INFO] [stderr]    Compiling chrono-tz v0.10.4
[INFO] [stderr]    Compiling phf v0.12.1
[INFO] [stderr]    Compiling polars-arrow v0.49.1
[INFO] [stderr]    Compiling lambert_w v1.2.28
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling polars-compute v0.49.1
[INFO] [stderr]    Compiling zlib-rs v0.5.2
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling debug_unsafe v0.1.3
[INFO] [stderr]    Compiling streaming-iterator v0.1.9
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling atoi_simd v0.16.1
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling memmap2 v0.9.8
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling lapack-sys v0.14.0
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling fast-float2 v0.2.3
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling libbz2-rs-sys v0.2.2
[INFO] [stderr]    Compiling lzma-rust2 v0.13.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling zopfli v0.8.2
[INFO] [stderr]    Compiling pbkdf2 v0.12.2
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling skiplist v0.5.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling bzip2 v0.6.0
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling polars-core v0.49.1
[INFO] [stderr]    Compiling ppmd-rust v1.2.1
[INFO] [stderr]    Compiling constant_time_eq v0.3.1
[INFO] [stderr]    Compiling iter-read v1.1.0
[INFO] [stderr]    Compiling bindgen v0.69.5
[INFO] [stderr]    Compiling deflate64 v0.1.9
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling boxcar v0.2.14
[INFO] [stderr]    Compiling xxhash-rust v0.8.15
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling polars-ops v0.49.1
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling argminmax v0.6.3
[INFO] [stderr]    Compiling polars-plan v0.49.1
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling rand_xoshiro v0.7.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling rustc_version_runtime v0.3.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling filetime v0.2.26
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling serde_spanned v1.0.2
[INFO] [stderr]    Compiling polars-lazy v0.49.1
[INFO] [stderr]    Compiling scirs2-cluster v0.1.0-rc.1
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling polars v0.49.1
[INFO] [stderr]    Compiling polars-parquet-format v0.1.0
[INFO] [stderr]    Compiling streaming-decompression v0.1.2
[INFO] [stderr]    Compiling array-init v2.1.0
[INFO] [stderr]    Compiling libz-rs-sys v0.5.2
[INFO] [stderr]    Compiling toml v0.9.7
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling xattr v1.6.1
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling tar v0.4.44
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling bytemuck_derive v1.10.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling katexit v0.1.5
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling recursive-proc-macro-impl v0.1.1
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling recursive v0.1.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling safe_arch v0.7.4
[INFO] [stderr]    Compiling wide v0.7.33
[INFO] [stderr]    Compiling zstd v0.13.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling zip v5.1.1
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling compact_str v0.8.1
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling serde-pickle v1.2.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling cauchy v0.4.0
[INFO] [stderr]    Compiling planus v1.1.1
[INFO] [stderr]    Compiling argmin-math v0.5.1
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling simba v0.9.1
[INFO] [stderr]    Compiling lax v0.17.0
[INFO] [stderr]    Compiling special v0.11.4
[INFO] [stderr]    Compiling simba v0.7.3
[INFO] [stderr]    Compiling argmin v0.11.0
[INFO] [stderr]    Compiling polars-arrow-format v0.2.1
[INFO] [stderr]    Compiling qhull-sys v0.4.0
[INFO] [stderr]    Compiling ndarray-rand v0.15.0
[INFO] [stderr]    Compiling ndarray-linalg v0.17.0
[INFO] [stderr]    Compiling sprs v0.11.3
[INFO] [stderr]    Compiling polars-error v0.49.1
[INFO] [stderr] error: could not compile `simba` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.91.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name simba --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/simba-0.9.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="std"' --cfg 'feature="wide"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("cordic", "decimal", "default", "fixed", "libm", "libm_force", "partial_fixed_point_support", "portable_simd", "rand", "rkyv", "rkyv-serialize", "serde", "serde_serialize", "std", "wide"))' -C metadata=bf1541462b9499b7 -C extra-filename=-f4e6624217d866a1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-b18544e58ea0974e.rmeta --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-3f4fce504207f23d.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-05d4ab80700f56e6.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-caef0881e28384f6.so --extern wide=/opt/rustwide/target/debug/deps/libwide-faf7c3245e2f5fbf.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "160efe0871cf8edc1ff6d2ddba47d91ab8fa76861f1c380c85d51076ed0abea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "160efe0871cf8edc1ff6d2ddba47d91ab8fa76861f1c380c85d51076ed0abea1", kill_on_drop: false }`
[INFO] [stdout] 160efe0871cf8edc1ff6d2ddba47d91ab8fa76861f1c380c85d51076ed0abea1