[INFO] fetching crate lbl-core 0.1.0...
[INFO] testing lbl-core-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate lbl-core 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate lbl-core 0.1.0
[INFO] finished tweaking crates.io crate lbl-core 0.1.0
[INFO] tweaked toml for crates.io crate lbl-core 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lbl-core 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 216 packages to latest compatible versions
[INFO] [stderr]       Adding polars v0.38.3 (available: v0.51.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2727d8b37143f4dbc6e045b0193ce65f32af9595ae3906269bedd5107a3f4eb
[INFO] running `Command { std: "docker" "start" "-a" "b2727d8b37143f4dbc6e045b0193ce65f32af9595ae3906269bedd5107a3f4eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2727d8b37143f4dbc6e045b0193ce65f32af9595ae3906269bedd5107a3f4eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2727d8b37143f4dbc6e045b0193ce65f32af9595ae3906269bedd5107a3f4eb", kill_on_drop: false }`
[INFO] [stdout] b2727d8b37143f4dbc6e045b0193ce65f32af9595ae3906269bedd5107a3f4eb
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9c34909bdcc915c7337dd0b032bb900f8633aad406ac6999263f8c5b332d9df
[INFO] running `Command { std: "docker" "start" "-a" "b9c34909bdcc915c7337dd0b032bb900f8633aad406ac6999263f8c5b332d9df", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling array-init-cursor v0.2.1
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling target-features v0.1.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling polars-utils v0.38.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling polars-arrow v0.38.3
[INFO] [stderr]    Compiling raw-cpuid v11.6.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling planus v0.3.1
[INFO] [stderr]    Compiling streaming-iterator v0.1.9
[INFO] [stderr]    Compiling foreign_vec v0.1.0
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling fast-float v0.2.0
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling atoi_simd v0.15.6
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling litrs v0.4.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling polars-compute v0.38.3
[INFO] [stderr]    Compiling polars-core v0.38.3
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling unicode-width v0.2.1
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling polars-ops v0.38.3
[INFO] [stderr]    Compiling alloc-stdlib v0.2.2
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]    Compiling xxhash-rust v0.8.15
[INFO] [stderr]    Compiling brotli-decompressor v2.5.1
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling argminmax v0.6.3
[INFO] [stderr]    Compiling streaming-decompression v0.1.2
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling parquet-format-safe v0.2.4
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling memmap2 v0.7.1
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling brotli v3.5.0
[INFO] [stderr]    Compiling polars-plan v0.38.3
[INFO] [stderr]    Compiling crossterm v0.29.0
[INFO] [stderr]    Compiling polars-lazy v0.38.3
[INFO] [stderr]    Compiling polars v0.38.3
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling now v0.1.3
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling comfy-table v7.2.1
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling lz4-sys v1.11.1+lz4-1.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling bytemuck_derive v1.10.1
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling multiversion-macros v0.7.4
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling multiversion v0.7.4
[INFO] [stderr]    Compiling polars-arrow-format v0.1.0
[INFO] [stderr]    Compiling zstd v0.13.3
[INFO] [stderr]    Compiling polars-error v0.38.3
[INFO] [stderr]    Compiling lz4 v1.28.1
[INFO] [stderr]    Compiling polars-row v0.38.3
[INFO] [stderr]    Compiling polars-parquet v0.38.3
[INFO] [stderr]    Compiling polars-time v0.38.3
[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-2025-09-21-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-0.38.3/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="algorithm_group_by"' --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-i16"' --cfg 'feature="dtype-i8"' --cfg 'feature="dtype-time"' --cfg 'feature="fmt"' --cfg 'feature="lazy"' --cfg 'feature="partition_by"' --cfg 'feature="rand"' --cfg 'feature="rand_distr"' --cfg 'feature="random"' --cfg 'feature="regex"' --cfg 'feature="reinterpret"' --cfg 'feature="rows"' --cfg 'feature="strings"' --cfg 'feature="temporal"' --cfg 'feature="zip_with"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("algorithm_group_by", "arrow-array", "arrow_rs", "avx512", "bigidx", "checked_arithmetic", "chrono", "chrono-tz", "comfy-table", "dataframe_arithmetic", "default", "describe", "diagonal_concat", "docs", "docs-selection", "dot_product", "dtype-array", "dtype-categorical", "dtype-date", "dtype-datetime", "dtype-decimal", "dtype-duration", "dtype-i16", "dtype-i8", "dtype-struct", "dtype-time", "dtype-u16", "dtype-u8", "dynamic_group_by", "fmt", "fmt_no_tty", "group_by_list", "is_first_distinct", "is_last_distinct", "lazy", "ndarray", "nightly", "object", "partition_by", "performant", "product", "python", "rand", "rand_distr", "random", "regex", "reinterpret", "rolling_window", "round_series", "row_hash", "rows", "serde", "serde-lazy", "serde_json", "simd", "strings", "take_opt_iter", "temporal", "timezones", "unique_counts", "zip_with"))' -C metadata=65aa91035731d867 -C extra-filename=-8cfda15de4d4034e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-ca8c6197f5bdc38f.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-317a5afac3dccb6f.rmeta --extern bytemuck=/opt/rustwide/target/debug/deps/libbytemuck-8681392972603b64.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-07371399404c1e0e.rmeta --extern comfy_table=/opt/rustwide/target/debug/deps/libcomfy_table-6f3a419a95b20c65.rmeta --extern either=/opt/rustwide/target/debug/deps/libeither-ee1ed391f5dfcb09.rmeta --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-5b636b730000eb7c.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-7a2a7805215d2d03.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-2b13e2c77d68f422.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-e9252a7b5119f3eb.rmeta --extern arrow=/opt/rustwide/target/debug/deps/libpolars_arrow-03aaee6257422c0d.rmeta --extern polars_compute=/opt/rustwide/target/debug/deps/libpolars_compute-a47ea8ad1076c120.rmeta --extern polars_error=/opt/rustwide/target/debug/deps/libpolars_error-5e5d52a8dcc3e7c4.rmeta --extern polars_row=/opt/rustwide/target/debug/deps/libpolars_row-f0ef8ee1a66c39e7.rmeta --extern polars_utils=/opt/rustwide/target/debug/deps/libpolars_utils-8e5e7343ed32da42.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-161dcc978848fa83.rmeta --extern rand_distr=/opt/rustwide/target/debug/deps/librand_distr-9af1210c604b1577.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-3e65191017a436ef.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-a9bd2c9bb900e8ea.rmeta --extern smartstring=/opt/rustwide/target/debug/deps/libsmartstring-48b1df491954c06e.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-129746f0089ef0a0.rmeta --extern xxhash_rust=/opt/rustwide/target/debug/deps/libxxhash_rust-cf39fadf6bfec35e.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" "b9c34909bdcc915c7337dd0b032bb900f8633aad406ac6999263f8c5b332d9df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9c34909bdcc915c7337dd0b032bb900f8633aad406ac6999263f8c5b332d9df", kill_on_drop: false }`
[INFO] [stdout] b9c34909bdcc915c7337dd0b032bb900f8633aad406ac6999263f8c5b332d9df