[INFO] fetching crate pyndakaas 0.2.2...
[INFO] documenting pyndakaas-0.2.2 against beta-2025-10-28 for beta-1.92-rustdoc-1
[INFO] extracting crate pyndakaas 0.2.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate pyndakaas 0.2.2
[INFO] finished tweaking crates.io crate pyndakaas 0.2.2
[INFO] tweaked toml for crates.io crate pyndakaas 0.2.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pyndakaas 0.2.2 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 pyndakaas 0.2.2 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d270cb13d1bb91bde353a0c87ac95e421d34bd8cc9def7cf0750640111f0442
[INFO] running `Command { std: "docker" "start" "-a" "7d270cb13d1bb91bde353a0c87ac95e421d34bd8cc9def7cf0750640111f0442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d270cb13d1bb91bde353a0c87ac95e421d34bd8cc9def7cf0750640111f0442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d270cb13d1bb91bde353a0c87ac95e421d34bd8cc9def7cf0750640111f0442", kill_on_drop: false }`
[INFO] [stdout] 7d270cb13d1bb91bde353a0c87ac95e421d34bd8cc9def7cf0750640111f0442
[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=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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86795395732a54d7c0d35518f4471d192c665b19603ef5609c0908e048e25252
[INFO] running `Command { std: "docker" "start" "-a" "86795395732a54d7c0d35518f4471d192c665b19603ef5609c0908e048e25252", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.3
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling find-msvc-tools v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]     Checking rangelist v0.3.2
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling pyo3-build-config v0.26.0
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling pyo3-ffi v0.26.0
[INFO] [stderr]    Compiling pyo3-macros-backend v0.26.0
[INFO] [stderr]    Compiling pyo3 v0.26.0
[INFO] [stderr]    Compiling pindakaas-kissat v0.2.0
[INFO] [stderr]    Compiling pindakaas-cadical v0.2.1
[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="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=f8cd32adbae16eda -C extra-filename=-c328fb19deb910e1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-2e0d0deb9e32e685.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-46a3f15290165ea6.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9ad4622e9362cad2.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" "86795395732a54d7c0d35518f4471d192c665b19603ef5609c0908e048e25252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86795395732a54d7c0d35518f4471d192c665b19603ef5609c0908e048e25252", kill_on_drop: false }`
[INFO] [stdout] 86795395732a54d7c0d35518f4471d192c665b19603ef5609c0908e048e25252