[INFO] cloning repository https://github.com/abstractqqq/rust_polynomials_fft
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/abstractqqq/rust_polynomials_fft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabstractqqq%2Frust_polynomials_fft", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabstractqqq%2Frust_polynomials_fft'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51518508cf1dc26dc8f6b90faac8617c9f968077
[INFO] testing abstractqqq/rust_polynomials_fft against beta-2026-04-21 for beta-1.96-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabstractqqq%2Frust_polynomials_fft" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/abstractqqq/rust_polynomials_fft
[INFO] finished tweaking git repo https://github.com/abstractqqq/rust_polynomials_fft
[INFO] tweaked toml for git repo https://github.com/abstractqqq/rust_polynomials_fft written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/abstractqqq/rust_polynomials_fft on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/abstractqqq/rust_polynomials_fft 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ad9dedc7c59200a980e77134b78a6720f4d4af48615c404cd4db252c7b6fc2a
[INFO] running `Command { std: "docker" "start" "-a" "3ad9dedc7c59200a980e77134b78a6720f4d4af48615c404cd4db252c7b6fc2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ad9dedc7c59200a980e77134b78a6720f4d4af48615c404cd4db252c7b6fc2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ad9dedc7c59200a980e77134b78a6720f4d4af48615c404cd4db252c7b6fc2a", kill_on_drop: false }`
[INFO] [stdout] 3ad9dedc7c59200a980e77134b78a6720f4d4af48615c404cd4db252c7b6fc2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bcfc15e33855ef9f35e7de7215351f80382730d390fc9302d1d2387757a429b
[INFO] running `Command { std: "docker" "start" "-a" "8bcfc15e33855ef9f35e7de7215351f80382730d390fc9302d1d2387757a429b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling lexical-util v0.8.5
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling ahash v0.8.2
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling rustversion v1.0.11
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling lexical-write-integer v0.8.5
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling ethnum v1.3.2
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling foreign_vec v0.1.0
[INFO] [stderr]    Compiling hash_hasher v2.0.3
[INFO] [stderr]    Compiling dyn-clone v1.0.10
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling simdutf8 v0.1.4
[INFO] [stderr]    Compiling lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling lexical-write-float v0.8.5
[INFO] [stderr]    Compiling xxhash-rust v0.8.6
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling arrow2 v0.15.0
[INFO] [stderr]    Compiling polars v0.26.1
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]    Compiling lexical-core v0.8.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling lexical v6.1.1
[INFO] [stderr]    Compiling memmap2 v0.5.8
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling crossterm v0.25.0
[INFO] [stderr]    Compiling rayon v1.6.1
[INFO] [stderr]    Compiling chrono v0.4.23
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling now v0.1.3
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling hashbrown v0.13.1
[INFO] [stderr]    Compiling polars-utils v0.26.1
[INFO] [stderr]    Compiling multiversion-macros v0.6.1
[INFO] [stderr]    Compiling bytemuck_derive v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling enum_dispatch v0.3.8
[INFO] [stderr]    Compiling bytemuck v1.12.3
[INFO] [stderr]    Compiling multiversion v0.6.1
[INFO] [stderr]    Compiling comfy-table v6.1.3
[INFO] [stderr]    Compiling polars-arrow v0.26.1
[INFO] [stderr]    Compiling polars-core v0.26.1
[INFO] [stderr]    Compiling polars-ops v0.26.1
[INFO] [stderr]    Compiling polars-time v0.26.1
[INFO] [stderr]    Compiling polars-io v0.26.1
[INFO] [stderr]    Compiling polars-plan v0.26.1
[INFO] [stderr]    Compiling polars-pipe v0.26.1
[INFO] [stderr]    Compiling polars-lazy v0.26.1
[INFO] [stderr] error: could not compile `polars-core` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name polars_core --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/polars-core-0.26.1/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="chrono"' --cfg 'feature="comfy-table"' --cfg 'feature="docs"' --cfg 'feature="dtype-date"' --cfg 'feature="dtype-datetime"' --cfg 'feature="dtype-duration"' --cfg 'feature="dtype-time"' --cfg 'feature="fmt"' --cfg 'feature="lazy"' --cfg 'feature="private"' --cfg 'feature="rand"' --cfg 'feature="rand_distr"' --cfg 'feature="random"' --cfg 'feature="regex"' --cfg 'feature="rows"' --cfg 'feature="sort_multiple"' --cfg 'feature="temporal"' --cfg 'feature="zip_with"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("abs", "asof_join", "avx512", "base64", "bigidx", "checked_arithmetic", "chrono", "chrono-tz", "chunked_ids", "comfy-table", "concat_str", "cross_join", "cum_agg", "dataframe_arithmetic", "default", "describe", "diagonal_concat", "diff", "docs", "docs-selection", "dot_product", "dtype-binary", "dtype-categorical", "dtype-date", "dtype-datetime", "dtype-duration", "dtype-i16", "dtype-i8", "dtype-struct", "dtype-time", "dtype-u16", "dtype-u8", "dynamic_groupby", "ewma", "fmt", "fmt_no_tty", "groupby_list", "hex", "horizontal_concat", "is_first", "is_in", "is_last", "lazy", "mode", "moment", "ndarray", "nightly", "object", "parquet", "partition_by", "pct_change", "performant", "private", "product", "rand", "rand_distr", "random", "rank", "regex", "reinterpret", "repeat_by", "rolling_window", "round_series", "row_hash", "rows", "semi_anti_join", "serde", "serde-lazy", "serde_json", "simd", "sort_multiple", "string_encoding", "strings", "take_opt_iter", "temporal", "timezones", "unique_counts", "zip_with"))' -C metadata=5a653853ff1d12b2 -C extra-filename=-509e03d141a79702 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-ff348178fa4960e0.rmeta --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-884ec2d655ff61a9.rmeta --extern arrow=/opt/rustwide/target/debug/deps/libarrow2-2af38dc109b2ca02.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-a9851ebd0ab18f47.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-902fa45d6cde1d45.rmeta --extern comfy_table=/opt/rustwide/target/debug/deps/libcomfy_table-22ce1a6bf04a2c64.rmeta --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-3dcc81f1ac8e7700.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-d0e5af1f06357200.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-6eb99a5e9cfcc2f6.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-a21805cdb71d0f40.rmeta --extern polars_arrow=/opt/rustwide/target/debug/deps/libpolars_arrow-94c29a441886aae6.rmeta --extern polars_utils=/opt/rustwide/target/debug/deps/libpolars_utils-caed58b40d2d05c0.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-a9f97eee415f674f.rmeta --extern rand_distr=/opt/rustwide/target/debug/deps/librand_distr-c6b1f5873a76444a.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-a7221161872a1395.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-7bc882b5c420dd40.rmeta --extern smartstring=/opt/rustwide/target/debug/deps/libsmartstring-3c184adfe05368cd.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-9ca5b21b6fd33fd6.rmeta --extern xxhash_rust=/opt/rustwide/target/debug/deps/libxxhash_rust-ec206ca460eaa359.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" "8bcfc15e33855ef9f35e7de7215351f80382730d390fc9302d1d2387757a429b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bcfc15e33855ef9f35e7de7215351f80382730d390fc9302d1d2387757a429b", kill_on_drop: false }`
[INFO] [stdout] 8bcfc15e33855ef9f35e7de7215351f80382730d390fc9302d1d2387757a429b