[INFO] fetching crate tokio-quiche 0.10.0...
[INFO] testing tokio-quiche-0.10.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate tokio-quiche 0.10.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate tokio-quiche 0.10.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tokio-quiche 0.10.0
[INFO] tweaked toml for crates.io crate tokio-quiche 0.10.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-quiche 0.10.0 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 tokio-quiche 0.10.0 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83703bc3c1c11857cd8efb073909aa18cf9e2537cbb5f0b8cdbbdd460e9d085b
[INFO] running `Command { std: "docker" "start" "-a" "83703bc3c1c11857cd8efb073909aa18cf9e2537cbb5f0b8cdbbdd460e9d085b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83703bc3c1c11857cd8efb073909aa18cf9e2537cbb5f0b8cdbbdd460e9d085b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83703bc3c1c11857cd8efb073909aa18cf9e2537cbb5f0b8cdbbdd460e9d085b", kill_on_drop: false }`
[INFO] [stdout] 83703bc3c1c11857cd8efb073909aa18cf9e2537cbb5f0b8cdbbdd460e9d085b
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fcc034a83d0bf6fc407af4f1e3c7f2136fe0ca2b5c9287cc9644d3d0f34c271
[INFO] running `Command { std: "docker" "start" "-a" "2fcc034a83d0bf6fc407af4f1e3c7f2136fe0ca2b5c9287cc9644d3d0f34c271", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.226
[INFO] [stderr]    Compiling serde v1.0.226
[INFO] [stderr]    Compiling atomic-polyfill v1.0.3
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling bindgen v0.70.1
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling shlex v1.2.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling fslock v0.2.1
[INFO] [stderr]    Compiling deranged v0.5.3
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling procfs v0.17.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling thiserror v1.0.65
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling procfs-core v0.17.0
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling raw-cpuid v11.6.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling prometheus v0.14.0
[INFO] [stderr]    Compiling foreign-types-shared v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling slog-async v2.8.0
[INFO] [stderr]    Compiling erased-serde v0.4.8
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling quiche v0.24.6
[INFO] [stderr]    Compiling spinning_top v0.3.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling is-terminal v0.4.13
[INFO] [stderr]    Compiling hostname v0.4.1
[INFO] [stderr]    Compiling foundations v5.0.1
[INFO] [stderr]    Compiling term v1.2.0
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]    Compiling prometheus-client-derive-text-encode v0.3.0
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stderr]    Compiling no-std-compat v0.4.1
[INFO] [stderr]    Compiling nonzero_ext v0.3.0
[INFO] [stderr]    Compiling trackable v1.3.0
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling thrift_codec v0.3.2
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling slog-scope v4.4.0
[INFO] [stderr]    Compiling buffer-pool v0.1.0
[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-2.0.100/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="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=6d030e692a2518bc -C extra-filename=-67d40ea34897765a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-476290cbe1d6f95e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b7bdb8b4a7e2aef2.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-958b805d9ab3f4fe.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" "2fcc034a83d0bf6fc407af4f1e3c7f2136fe0ca2b5c9287cc9644d3d0f34c271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fcc034a83d0bf6fc407af4f1e3c7f2136fe0ca2b5c9287cc9644d3d0f34c271", kill_on_drop: false }`
[INFO] [stdout] 2fcc034a83d0bf6fc407af4f1e3c7f2136fe0ca2b5c9287cc9644d3d0f34c271
