[INFO] cloning repository https://github.com/jojo2504/knn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jojo2504/knn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjojo2504%2Fknn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjojo2504%2Fknn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a2eaa3f250bc0003fed6bb52c7b0e7474a706de
[INFO] testing jojo2504/knn against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjojo2504%2Fknn" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jojo2504/knn
[INFO] finished tweaking git repo https://github.com/jojo2504/knn
[INFO] tweaked toml for git repo https://github.com/jojo2504/knn written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jojo2504/knn 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/jojo2504/knn 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 69755c0bf1813cac8d28641f9dd057beeb8179b872730622699638e1fea20ec7
[INFO] running `Command { std: "docker" "start" "-a" "69755c0bf1813cac8d28641f9dd057beeb8179b872730622699638e1fea20ec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69755c0bf1813cac8d28641f9dd057beeb8179b872730622699638e1fea20ec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69755c0bf1813cac8d28641f9dd057beeb8179b872730622699638e1fea20ec7", kill_on_drop: false }`
[INFO] [stdout] 69755c0bf1813cac8d28641f9dd057beeb8179b872730622699638e1fea20ec7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 207d97f95dedd9229ef8ca0e3d356cd6b420104f0a72fd4141996b2d18e50303
[INFO] running `Command { std: "docker" "start" "-a" "207d97f95dedd9229ef8ca0e3d356cd6b420104f0a72fd4141996b2d18e50303", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling zerocopy v0.8.40
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling rand_core v0.10.0
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling signal-hook v0.4.3
[INFO] [stderr]    Compiling array-init-cursor v0.2.1
[INFO] [stderr]    Compiling planus v1.1.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling psm v0.1.30
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling stacker v0.1.23
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling slotmap v1.1.1
[INFO] [stderr]    Compiling foldhash v0.2.0
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling polars-utils v0.53.0
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling phf_shared v0.12.1
[INFO] [stderr]    Compiling uuid v1.21.0
[INFO] [stderr]    Compiling memmap2 v0.9.10
[INFO] [stderr]    Compiling raw-cpuid v11.6.0
[INFO] [stderr]    Compiling polars-buffer v0.53.0
[INFO] [stderr]    Compiling polars-schema v0.53.0
[INFO] [stderr]    Compiling chrono-tz v0.10.4
[INFO] [stderr]    Compiling phf v0.12.1
[INFO] [stderr]    Compiling polars-arrow v0.53.0
[INFO] [stderr]    Compiling streaming-iterator v0.1.9
[INFO] [stderr]    Compiling ethnum v1.5.2
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling polars-compute v0.53.0
[INFO] [stderr]    Compiling debug_unsafe v0.1.4
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling atoi_simd v0.17.0
[INFO] [stderr]    Compiling fast-float2 v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]    Compiling boxcar v0.2.14
[INFO] [stderr]    Compiling zerocopy-derive v0.8.40
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling bytemuck v1.25.0
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]    Compiling polars-core v0.53.0
[INFO] [stderr]    Compiling polars-ops v0.53.0
[INFO] [stderr]    Compiling xxhash-rust v0.8.15
[INFO] [stderr]    Compiling now v0.1.3
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling streaming-decompression v0.1.2
[INFO] [stderr]    Compiling polars v0.53.0
[INFO] [stderr]    Compiling crossterm v0.29.0
[INFO] [stderr]    Compiling home v0.5.12
[INFO] [stderr]    Compiling cpufeatures v0.3.0
[INFO] [stderr]    Compiling polars-parquet-format v0.1.0
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling comfy-table v7.2.2
[INFO] [stderr]    Compiling chacha20 v0.10.0
[INFO] [stderr]    Compiling colored v3.1.1
[INFO] [stderr]    Compiling rand v0.10.0
[INFO] [stderr]    Compiling polars-arrow-format v0.2.1
[INFO] [stderr]    Compiling compact_str v0.9.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling argminmax v0.6.3
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling polars-error v0.53.0
[INFO] [stderr]    Compiling polars-dtype v0.53.0
[INFO] [stderr]    Compiling polars-row v0.53.0
[INFO] [stderr]    Compiling polars-parquet v0.53.0
[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=2024 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/polars-core-0.53.0/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 '--allow=clippy::collapsible_if' --cfg 'feature="algorithm_group_by"' --cfg 'feature="chrono"' --cfg 'feature="comfy-table"' --cfg 'feature="docs"' --cfg 'feature="dtype-categorical"' --cfg 'feature="dtype-date"' --cfg 'feature="dtype-datetime"' --cfg 'feature="dtype-duration"' --cfg 'feature="dtype-time"' --cfg 'feature="fmt"' --cfg 'feature="regex"' --cfg 'feature="rows"' --cfg 'feature="temporal"' --cfg 'feature="zip_with"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("algorithm_group_by", "allow_unused", "approx_unique", "array_arithmetic", "avx512", "bigidx", "bitwise", "checked_arithmetic", "chrono", "chrono-tz", "comfy-table", "dataframe_arithmetic", "default", "describe", "diagonal_concat", "docs", "docs-selection", "dot_product", "dsl-schema", "dtype-array", "dtype-categorical", "dtype-date", "dtype-datetime", "dtype-decimal", "dtype-duration", "dtype-extension", "dtype-f16", "dtype-i128", "dtype-i16", "dtype-i8", "dtype-struct", "dtype-time", "dtype-u128", "dtype-u16", "dtype-u8", "dynamic_group_by", "fmt", "fmt_no_tty", "group_by_list", "half", "is_first_distinct", "is_last_distinct", "lazy", "list_arithmetic", "ndarray", "nightly", "object", "partition_by", "performant", "product", "proptest", "python", "rand", "rand_distr", "random", "regex", "reinterpret", "rolling_window", "rolling_window_by", "round_series", "row_hash", "rows", "serde", "serde-lazy", "serde_json", "simd", "strings", "take_opt_iter", "temporal", "timezones", "unique_counts", "zip_with"))' -C metadata=52d62b112a0323aa -C extra-filename=-890902a6d57ab5d9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-9df9c6f560e10b5f.rmeta --extern boxcar=/opt/rustwide/target/debug/deps/libboxcar-9e41b396f3c7117d.rmeta --extern bytemuck=/opt/rustwide/target/debug/deps/libbytemuck-8d4e480fe5d21cf9.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-6f3a21cd3f6dd264.rmeta --extern comfy_table=/opt/rustwide/target/debug/deps/libcomfy_table-c254f9b155e5922e.rmeta --extern either=/opt/rustwide/target/debug/deps/libeither-17f13debee93d048.rmeta --extern getrandom=/opt/rustwide/target/debug/deps/libgetrandom-a5592a9c3909f249.rmeta --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-eae68aeab6ddf935.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-0daa4e87bdc3242d.rmeta --extern itoa=/opt/rustwide/target/debug/deps/libitoa-958180966766c9e6.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-45b503db1a7e3b1c.rmeta --extern arrow=/opt/rustwide/target/debug/deps/libpolars_arrow-1021fe7dc36485f7.rmeta --extern polars_buffer=/opt/rustwide/target/debug/deps/libpolars_buffer-a76502b1d5ca47e0.rmeta --extern polars_compute=/opt/rustwide/target/debug/deps/libpolars_compute-6a22b82d9c48f973.rmeta --extern polars_dtype=/opt/rustwide/target/debug/deps/libpolars_dtype-31dda54f945a76ef.rmeta --extern polars_error=/opt/rustwide/target/debug/deps/libpolars_error-47fabe4cac48640c.rmeta --extern polars_row=/opt/rustwide/target/debug/deps/libpolars_row-0e8f180b530af3aa.rmeta --extern polars_schema=/opt/rustwide/target/debug/deps/libpolars_schema-2d7061918c892cc0.rmeta --extern polars_utils=/opt/rustwide/target/debug/deps/libpolars_utils-3864496aa3d446f1.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-5d420e682b38405d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-ba2917cb9ddc0905.rmeta --extern strum_macros=/opt/rustwide/target/debug/deps/libstrum_macros-ec51ca0ced000c38.so --extern uuid=/opt/rustwide/target/debug/deps/libuuid-f35c04d9ab3b1972.rmeta --extern xxhash_rust=/opt/rustwide/target/debug/deps/libxxhash_rust-89bb1c13ccea4592.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/psm-61384511f0db2f2b/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "207d97f95dedd9229ef8ca0e3d356cd6b420104f0a72fd4141996b2d18e50303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "207d97f95dedd9229ef8ca0e3d356cd6b420104f0a72fd4141996b2d18e50303", kill_on_drop: false }`
[INFO] [stdout] 207d97f95dedd9229ef8ca0e3d356cd6b420104f0a72fd4141996b2d18e50303
