[INFO] cloning repository https://github.com/kerembay9/mnist_ml_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kerembay9/mnist_ml_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkerembay9%2Fmnist_ml_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkerembay9%2Fmnist_ml_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 877315728922788dcf96128b2df4f1b3a22ce8b0
[INFO] testing kerembay9/mnist_ml_rust against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkerembay9%2Fmnist_ml_rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kerembay9/mnist_ml_rust
[INFO] finished tweaking git repo https://github.com/kerembay9/mnist_ml_rust
[INFO] tweaked toml for git repo https://github.com/kerembay9/mnist_ml_rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kerembay9/mnist_ml_rust on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kerembay9/mnist_ml_rust 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1a05c9727274510d2ba055ad1888c8ae4546a32610e2385567dd7ed0abb3466
[INFO] running `Command { std: "docker" "start" "-a" "a1a05c9727274510d2ba055ad1888c8ae4546a32610e2385567dd7ed0abb3466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1a05c9727274510d2ba055ad1888c8ae4546a32610e2385567dd7ed0abb3466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1a05c9727274510d2ba055ad1888c8ae4546a32610e2385567dd7ed0abb3466", kill_on_drop: false }`
[INFO] [stdout] a1a05c9727274510d2ba055ad1888c8ae4546a32610e2385567dd7ed0abb3466
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab61a2a1a7b8b155689474040dd079d1b42f15a5657355f6cf1f1cd0007ec9d4
[INFO] running `Command { std: "docker" "start" "-a" "ab61a2a1a7b8b155689474040dd079d1b42f15a5657355f6cf1f1cd0007ec9d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.49
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling ahash v0.8.8
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling target-features v0.1.5
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling polars-utils v0.37.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling simdutf8 v0.1.4
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling polars-arrow v0.37.0
[INFO] [stderr]    Compiling chrono v0.4.34
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling atoi_simd v0.15.6
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling dyn-clone v1.0.16
[INFO] [stderr]    Compiling ethnum v1.5.0
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling rayon v1.8.1
[INFO] [stderr]    Compiling fast-float v0.2.0
[INFO] [stderr]    Compiling foreign_vec v0.1.0
[INFO] [stderr]    Compiling streaming-iterator v0.1.9
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.5
[INFO] [stderr]    Compiling polars-compute v0.37.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling polars-core v0.37.0
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling polars-ops v0.37.0
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling xxhash-rust v0.8.8
[INFO] [stderr]    Compiling argminmax v0.6.1
[INFO] [stderr]    Compiling now v0.1.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling memmap2 v0.7.1
[INFO] [stderr]    Compiling polars v0.37.0
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling noisy_float v0.2.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling bytemuck_derive v1.5.0
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling indexmap v2.2.3
[INFO] [stderr]    Compiling bytemuck v1.14.3
[INFO] [stderr]    Compiling multiversion-macros v0.7.3
[INFO] [stderr]    Compiling comfy-table v7.1.0
[INFO] [stderr]    Compiling ndarray-stats v0.5.1
[INFO] [stderr]    Compiling multiversion v0.7.3
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling polars-error v0.37.0
[INFO] [stderr]    Compiling polars-row v0.37.0
[INFO] [stderr]    Compiling polars-time v0.37.0
[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/dec9417b8611e34e787a3e4c37686b5131f9e5c5/bin/rustc --crate-name polars_core --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/polars-core-0.37.0/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="algorithm_group_by"' --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="dtype-time"' --cfg 'feature="fmt"' --cfg 'feature="ndarray"' --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", "arrow-array", "arrow_rs", "asof_join", "avx512", "bigidx", "checked_arithmetic", "chrono", "chrono-tz", "chunked_ids", "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=d8b37ed791f3562c -C extra-filename=-22ae7c0c2e2a4453 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-91b9e7427aa3c2f6.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-f4ae7c8d8201b246.rmeta --extern bytemuck=/opt/rustwide/target/debug/deps/libbytemuck-e4c918fb87e26609.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-d41381ecda14ead4.rmeta --extern comfy_table=/opt/rustwide/target/debug/deps/libcomfy_table-bc086b605635d78d.rmeta --extern either=/opt/rustwide/target/debug/deps/libeither-195b9393d4f50b0f.rmeta --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-2c5d62630fd9e08e.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-6d09f42d38d06f00.rmeta --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-faa902a295a1ff33.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-03685fe854bcc424.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-24c5d665b6879050.rmeta --extern arrow=/opt/rustwide/target/debug/deps/libpolars_arrow-31626f6e8dd5c3e1.rmeta --extern polars_compute=/opt/rustwide/target/debug/deps/libpolars_compute-14aec628a21d1748.rmeta --extern polars_error=/opt/rustwide/target/debug/deps/libpolars_error-423b2b9e295af0a2.rmeta --extern polars_row=/opt/rustwide/target/debug/deps/libpolars_row-4a7f05054f1c5e62.rmeta --extern polars_utils=/opt/rustwide/target/debug/deps/libpolars_utils-2abf9447f7a75353.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-2c20447c6c4cbb28.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-9ea4fdcffb9fa27d.rmeta --extern smartstring=/opt/rustwide/target/debug/deps/libsmartstring-4962538a5fe1a567.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-1a7b856998a423de.rmeta --extern xxhash_rust=/opt/rustwide/target/debug/deps/libxxhash_rust-4b84ff98232e93ba.rmeta --cap-lints allow --cap-lints=forbid --cfg 'feature="nightly"'` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ab61a2a1a7b8b155689474040dd079d1b42f15a5657355f6cf1f1cd0007ec9d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab61a2a1a7b8b155689474040dd079d1b42f15a5657355f6cf1f1cd0007ec9d4", kill_on_drop: false }`
[INFO] [stdout] ab61a2a1a7b8b155689474040dd079d1b42f15a5657355f6cf1f1cd0007ec9d4