[INFO] fetching crate ezel 0.0.1...
[INFO] testing ezel-0.0.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ezel 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate ezel 0.0.1
[INFO] finished tweaking crates.io crate ezel 0.0.1
[INFO] tweaked toml for crates.io crate ezel 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ezel 0.0.1 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] crate crates.io crate ezel 0.0.1 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" "+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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b5a1a71da8883442ac89712e132df084cdff2b822887d342254f505e0c1afe7
[INFO] running `Command { std: "docker" "start" "-a" "7b5a1a71da8883442ac89712e132df084cdff2b822887d342254f505e0c1afe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b5a1a71da8883442ac89712e132df084cdff2b822887d342254f505e0c1afe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b5a1a71da8883442ac89712e132df084cdff2b822887d342254f505e0c1afe7", kill_on_drop: false }`
[INFO] [stdout] 7b5a1a71da8883442ac89712e132df084cdff2b822887d342254f505e0c1afe7
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e67ad238ff332059efe1bfa4ea1b3b5c1984cc0dca506e25d84b0c73c036372a
[INFO] running `Command { std: "docker" "start" "-a" "e67ad238ff332059efe1bfa4ea1b3b5c1984cc0dca506e25d84b0c73c036372a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling strum v0.21.0
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling version-compare v0.0.11
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling cfg-expr v0.8.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling lexical-util v0.8.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.3
[INFO] [stderr]    Compiling lexical-write-integer v0.8.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling futures-util v0.3.21
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[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling simdutf8 v0.1.3
[INFO] [stderr]    Compiling hash_hasher v2.0.3
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling lexical-write-float v0.8.4
[INFO] [stderr]    Compiling parking_lot v0.12.0
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[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling lexical-core v0.8.3
[INFO] [stderr]    Compiling strength_reduce v0.2.3
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling streaming-iterator v0.1.5
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling strum v0.23.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling deflate v1.0.0
[INFO] [stderr]    Compiling unic-ucd-bidi v0.9.0
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
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[INFO] [stderr]    Compiling toml v0.5.8
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[INFO] [stderr]    Compiling unic-bidi v0.9.0
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling png v0.17.5
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling lexical v6.1.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling memmap2 v0.5.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling xi-unicode v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling svg v0.10.0
[INFO] [stderr]    Compiling euclid v0.22.6
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling piet v0.5.0
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling piet-svg v0.5.0
[INFO] [stderr]    Compiling hashbrown v0.12.0
[INFO] [stderr]    Compiling polars-utils v0.20.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling bytemuck_derive v1.1.0
[INFO] [stderr]    Compiling multiversion-macros v0.6.1
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling bytemuck v1.9.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling system-deps v3.2.0
[INFO] [stderr]    Compiling glib-macros v0.14.1
[INFO] [stderr]    Compiling multiversion v0.6.1
[INFO] [stderr]    Compiling comfy-table v5.0.1
[INFO] [stderr]    Compiling arrow2 v0.10.1
[INFO] [stderr]    Compiling glib-sys v0.14.0
[INFO] [stderr]    Compiling gobject-sys v0.14.0
[INFO] [stderr]    Compiling pango-sys v0.14.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.14.9
[INFO] [stderr]    Compiling pangocairo-sys v0.14.0
[INFO] [stderr]    Compiling glib v0.14.8
[INFO] [stderr]    Compiling pango v0.14.8
[INFO] [stderr]    Compiling cairo-rs v0.14.9
[INFO] [stderr]    Compiling polars-arrow v0.20.0
[INFO] [stderr]    Compiling polars-core v0.20.0
[INFO] [stderr]    Compiling pangocairo v0.14.0
[INFO] [stderr]    Compiling piet-cairo v0.5.0
[INFO] [stderr]    Compiling piet-common v0.5.0
[INFO] [stderr]    Compiling polars-time v0.20.0
[INFO] [stderr]    Compiling polars-io v0.20.0
[INFO] [stderr]    Compiling polars-lazy v0.20.0
[INFO] [stderr]    Compiling polars v0.20.0
[INFO] [stderr]    Compiling ezel v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(min_specialization)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `graph`
[INFO] [stdout]   --> src/lib.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[cfg(feature = "graph")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `advise`, `default`, `gg`, `piet-svg`, `png`, and `svg`
[INFO] [stdout]    = help: consider adding `graph` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ezel` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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-0.20.0/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 --cfg 'feature="chrono"' --cfg 'feature="comfy-table"' --cfg 'feature="default"' --cfg 'feature="docs"' --cfg 'feature="dtype-date"' --cfg 'feature="dtype-datetime"' --cfg 'feature="dtype-duration"' --cfg 'feature="fmt"' --cfg 'feature="lazy"' --cfg 'feature="performant"' --cfg 'feature="private"' --cfg 'feature="regex"' --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", "comfy-table", "concat_str", "cross_join", "cum_agg", "dataframe_arithmetic", "default", "diagonal_concat", "diff", "docs", "docs-selection", "dot_product", "dtype-categorical", "dtype-date", "dtype-datetime", "dtype-duration", "dtype-i16", "dtype-i8", "dtype-struct", "dtype-time", "dtype-u16", "dtype-u8", "dynamic_groupby", "ewma", "extract_jsonpath", "fmt", "groupby_list", "hex", "horizontal_concat", "interpolate", "is_first", "is_in", "is_last", "jsonpath_lib", "lazy", "list", "mode", "moment", "ndarray", "object", "parquet", "pct_change", "performant", "polars-utils", "prettytable-rs", "private", "product", "rand", "rand_distr", "random", "rank", "regex", "reinterpret", "repeat_by", "rolling_window", "round_series", "row_hash", "rows", "serde", "serde_json", "series_from_anyvalue", "simd", "sort_multiple", "string_encoding", "strings", "take_opt_iter", "temporal", "zip_with"))' -C metadata=6623e9d44857921d -C extra-filename=-4154383dd8986bd2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-99fd2e0a73067bd7.rmeta --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-1cdb235685aeca25.rmeta --extern arrow=/opt/rustwide/target/debug/deps/libarrow2-732bc723a35ee816.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-debb3207a241e705.rmeta --extern comfy_table=/opt/rustwide/target/debug/deps/libcomfy_table-27bc7ccbe42a9af5.rmeta --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-c12807b10a440ef5.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-5193e91389760a43.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-af860367908b8176.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-d92966d4bc86c959.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-a97981ca85df01ca.rmeta --extern polars_arrow=/opt/rustwide/target/debug/deps/libpolars_arrow-3c213b66da751785.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-fa7612d0ec4f1d7e.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-6f385cb69f6ab486.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-1ff442cd73ca8245.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e67ad238ff332059efe1bfa4ea1b3b5c1984cc0dca506e25d84b0c73c036372a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e67ad238ff332059efe1bfa4ea1b3b5c1984cc0dca506e25d84b0c73c036372a", kill_on_drop: false }`
[INFO] [stdout] e67ad238ff332059efe1bfa4ea1b3b5c1984cc0dca506e25d84b0c73c036372a
