[INFO] fetching crate quaso 0.47.0...
[INFO] testing quaso-0.47.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate quaso 0.47.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate quaso 0.47.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate quaso 0.47.0
[INFO] tweaked toml for crates.io crate quaso 0.47.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate quaso 0.47.0 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 quaso 0.47.0 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5df3e649fa7484e75936cf5d99424c946527cb6703828b5dddac765bfb62f16f
[INFO] running `Command { std: "docker" "start" "-a" "5df3e649fa7484e75936cf5d99424c946527cb6703828b5dddac765bfb62f16f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5df3e649fa7484e75936cf5d99424c946527cb6703828b5dddac765bfb62f16f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5df3e649fa7484e75936cf5d99424c946527cb6703828b5dddac765bfb62f16f", kill_on_drop: false }`
[INFO] [stdout] 5df3e649fa7484e75936cf5d99424c946527cb6703828b5dddac765bfb62f16f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c64f602c339269a1a07a798cd7ab90441c7a1e30cae740788e6cb46b892f6739
[INFO] running `Command { std: "docker" "start" "-a" "c64f602c339269a1a07a798cd7ab90441c7a1e30cae740788e6cb46b892f6739", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling xml-rs v0.8.27
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling syn v2.0.107
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.4
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling xcursor v0.3.10
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling nix v0.22.3
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling memmap2 v0.3.1
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling petgraph v0.8.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling inotify v0.11.0
[INFO] [stderr]    Compiling vek v0.17.2
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling zlib-rs v0.5.2
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling built v0.7.7
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.8
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.6
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling wayland-commons v0.29.5
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling euclid v0.22.11
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling ttf-parser v0.21.1
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling gilrs v0.11.0
[INFO] [stderr]    Compiling svg_fmt v0.4.5
[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=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"' --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=40b1d5b0600dcfd5 -C extra-filename=-fcda8429019e605f --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" "c64f602c339269a1a07a798cd7ab90441c7a1e30cae740788e6cb46b892f6739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c64f602c339269a1a07a798cd7ab90441c7a1e30cae740788e6cb46b892f6739", kill_on_drop: false }`
[INFO] [stdout] c64f602c339269a1a07a798cd7ab90441c7a1e30cae740788e6cb46b892f6739