[INFO] fetching crate quillmark-python 0.1.17...
[INFO] testing quillmark-python-0.1.17 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate quillmark-python 0.1.17 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate quillmark-python 0.1.17
[INFO] finished tweaking crates.io crate quillmark-python 0.1.17
[INFO] tweaked toml for crates.io crate quillmark-python 0.1.17 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate quillmark-python 0.1.17 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate quillmark-python 0.1.17 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 946e904ae9a2ee411ef912369902b450ca5a6b009c92cfd14f248375b2808fa6
[INFO] running `Command { std: "docker" "start" "-a" "946e904ae9a2ee411ef912369902b450ca5a6b009c92cfd14f248375b2808fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "946e904ae9a2ee411ef912369902b450ca5a6b009c92cfd14f248375b2808fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "946e904ae9a2ee411ef912369902b450ca5a6b009c92cfd14f248375b2808fa6", kill_on_drop: false }`
[INFO] [stdout] 946e904ae9a2ee411ef912369902b450ca5a6b009c92cfd14f248375b2808fa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b7b060f04275b24b612443b19b341aa5b888cb6e750e6bdc6f60f1a13eb8d09
[INFO] running `Command { std: "docker" "start" "-a" "4b7b060f04275b24b612443b19b341aa5b888cb6e750e6bdc6f60f1a13eb8d09", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling core_maths v0.1.1
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling memmap2 v0.9.8
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling gif v0.13.3
[INFO] [stderr]    Compiling pxfm v0.1.24
[INFO] [stderr]    Compiling simplecss v0.2.2
[INFO] [stderr]    Compiling quick-xml v0.38.3
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling ttf-parser v0.24.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling kurbo v0.11.3
[INFO] [stderr]    Compiling data-url v0.3.2
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling wasmi_core v0.40.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling flate2 v1.1.4
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling rust_decimal v1.38.0
[INFO] [stderr]    Compiling wasmi_ir v0.40.0
[INFO] [stderr]    Compiling svgtypes v0.15.3
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling pyo3-build-config v0.26.0
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling mutate_once v0.1.2
[INFO] [stderr]    Compiling typst-assets v0.13.1
[INFO] [stderr]    Compiling kamadak-exif v0.6.1
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.3
[INFO] [stderr]    Compiling kurbo v0.12.0
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling fontdb v0.21.0
[INFO] [stderr]    Compiling cc v1.2.40
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling image-webp v0.1.3
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling moxcms v0.7.6
[INFO] [stderr]    Compiling serde_spanned v1.0.2
[INFO] [stderr]    Compiling typst-utils v0.13.1
[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-2025-10-28-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.106/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --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", "test", "visit", "visit-mut"))' -C metadata=22efb2bdb661afbd -C extra-filename=-7ea0fc0aec1ffb07 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-234839217d00a420.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-39e110f9b2bdcdc5.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-76924bfc03cc13f9.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" "4b7b060f04275b24b612443b19b341aa5b888cb6e750e6bdc6f60f1a13eb8d09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b7b060f04275b24b612443b19b341aa5b888cb6e750e6bdc6f60f1a13eb8d09", kill_on_drop: false }`
[INFO] [stdout] 4b7b060f04275b24b612443b19b341aa5b888cb6e750e6bdc6f60f1a13eb8d09