[INFO] fetching crate polars-qf 0.1.0...
[INFO] testing polars-qf-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate polars-qf 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate polars-qf 0.1.0
[INFO] finished tweaking crates.io crate polars-qf 0.1.0
[INFO] tweaked toml for crates.io crate polars-qf 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate polars-qf 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 237 packages to latest compatible versions
[INFO] [stderr]       Adding polars v0.45.1 (available: v0.51.0)
[INFO] [stderr]       Adding pyo3 v0.22.6 (available: v0.26.0)
[INFO] [stderr]       Adding pyo3-polars v0.19.0 (available: v0.24.0)
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4b562ff587d6c3f4e60b262e85524052ad8714ac2c7e7264a0478fe763704852
[INFO] running `Command { std: "docker" "start" "-a" "4b562ff587d6c3f4e60b262e85524052ad8714ac2c7e7264a0478fe763704852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b562ff587d6c3f4e60b262e85524052ad8714ac2c7e7264a0478fe763704852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b562ff587d6c3f4e60b262e85524052ad8714ac2c7e7264a0478fe763704852", kill_on_drop: false }`
[INFO] [stdout] 4b562ff587d6c3f4e60b262e85524052ad8714ac2c7e7264a0478fe763704852
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5a7a521c3e0955b566bc0218100b2586a42a3b1c688cd1035d609e7656e5d216
[INFO] running `Command { std: "docker" "start" "-a" "5a7a521c3e0955b566bc0218100b2586a42a3b1c688cd1035d609e7656e5d216", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling polars-utils v0.45.1
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling memmap2 v0.9.8
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling bytemuck_derive v1.10.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling target-features v0.1.6
[INFO] [stderr]    Compiling phf_shared v0.12.1
[INFO] [stderr]    Compiling raw-cpuid v11.6.0
[INFO] [stderr]    Compiling polars-schema v0.45.1
[INFO] [stderr]    Compiling chrono-tz v0.10.4
[INFO] [stderr]    Compiling phf v0.12.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling ethnum v1.5.2
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling streaming-iterator v0.1.9
[INFO] [stderr]    Compiling debug_unsafe v0.1.3
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling itoap v1.0.1
[INFO] [stderr]    Compiling atoi_simd v0.16.1
[INFO] [stderr]    Compiling fast-float2 v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling array-init-cursor v0.2.1
[INFO] [stderr]    Compiling pyo3-build-config v0.22.6
[INFO] [stderr]    Compiling planus v0.3.1
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling xxhash-rust v0.8.15
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling polars-arrow v0.45.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling polars-compute v0.45.1
[INFO] [stderr]    Compiling polars-core v0.45.1
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling recursive-proc-macro-impl v0.1.1
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling polars-ops v0.45.1
[INFO] [stderr]    Compiling polars-plan v0.45.1
[INFO] [stderr]    Compiling polars-error v0.45.1
[INFO] [stderr]    Compiling argminmax v0.6.3
[INFO] [stderr]    Compiling recursive v0.1.1
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling polars v0.45.1
[INFO] [stderr]    Compiling streaming-decompression v0.1.2
[INFO] [stderr]    Compiling polars-parquet-format v0.1.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling iter-read v1.1.0
[INFO] [stderr]    Compiling unindent v0.2.4
[INFO] [stderr]    Compiling pyo3-macros-backend v0.22.6
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling pyo3-ffi v0.22.6
[INFO] [stderr] error: could not compile `syn` (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 syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=d7ee9e2815414b99 -C extra-filename=-3f510015210863db --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-3961f8809e272ccb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-557d48b6199c64f2.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9ad4622e9362cad2.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5a7a521c3e0955b566bc0218100b2586a42a3b1c688cd1035d609e7656e5d216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a7a521c3e0955b566bc0218100b2586a42a3b1c688cd1035d609e7656e5d216", kill_on_drop: false }`
[INFO] [stdout] 5a7a521c3e0955b566bc0218100b2586a42a3b1c688cd1035d609e7656e5d216