[INFO] fetching crate cbg-core 4.0.1...
[INFO] documenting cbg-core-4.0.1 against beta-2026-01-20 for beta-1.94-rustdoc-1
[INFO] extracting crate cbg-core 4.0.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate cbg-core 4.0.1
[INFO] finished tweaking crates.io crate cbg-core 4.0.1
[INFO] tweaked toml for crates.io crate cbg-core 4.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cbg-core 4.0.1 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cbg-core 4.0.1 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-2026-01-20" "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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14154d2fbbcb1aa3739040fc5425072a9b8905ab09141b31a5a0da510d480c94
[INFO] running `Command { std: "docker" "start" "-a" "14154d2fbbcb1aa3739040fc5425072a9b8905ab09141b31a5a0da510d480c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14154d2fbbcb1aa3739040fc5425072a9b8905ab09141b31a5a0da510d480c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14154d2fbbcb1aa3739040fc5425072a9b8905ab09141b31a5a0da510d480c94", kill_on_drop: false }`
[INFO] [stdout] 14154d2fbbcb1aa3739040fc5425072a9b8905ab09141b31a5a0da510d480c94
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f719d1656f0899eb2d5003364ab7b17a0eca946896d2857d6032c1b4ba2d767b
[INFO] running `Command { std: "docker" "start" "-a" "f719d1656f0899eb2d5003364ab7b17a0eca946896d2857d6032c1b4ba2d767b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.102
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking indexmap v2.12.0
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[INFO] [stderr]     Checking flate2 v1.1.4
[INFO] [stderr]     Checking socket2 v0.5.10
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[INFO] [stderr]     Checking weezl v0.1.10
[INFO] [stderr]    Compiling anyhow v1.0.100
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[INFO] [stderr]    Compiling pathfinder_simd v0.5.5
[INFO] [stderr]     Checking digest v0.10.7
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[INFO] [stderr]    Compiling rustls v0.23.34
[INFO] [stderr]     Checking deranged v0.5.4
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[INFO] [stderr]     Checking nanohtml2text v0.2.1
[INFO] [stderr]     Checking regex v1.12.2
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[INFO] [stderr]     Checking rustls-webpki v0.103.7
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling command_attr v0.5.3
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling equator-macro v0.4.2
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking openssl v0.10.74
[INFO] [stderr]    Compiling profiling-procmacros v1.0.17
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]     Checking profiling v1.0.17
[INFO] [stderr]    Compiling fax_derive v0.2.0
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking equator v0.4.2
[INFO] [stderr]     Checking pin-project v0.4.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking aligned-vec v0.6.4
[INFO] [stderr]     Checking zerocopy v0.8.27
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[INFO] [stderr]     Checking zerovec v0.11.4
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling poise_macros v0.6.1
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[INFO] [stderr]     Checking tinystr v0.8.1
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[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]     Checking tiff v0.10.3
[INFO] [stderr]     Checking exr v1.73.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]     Checking chrono v0.4.42
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[INFO] [stderr]     Checking tokio-tungstenite v0.21.0
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[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking hyper-util v0.1.17
[INFO] [stderr]     Checking ravif v0.11.20
[INFO] [stderr]     Checking image v0.25.8
[INFO] [stderr]     Checking hyper-tls v0.6.0
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[INFO] [stderr]     Checking rosu-v2 v0.11.0
[INFO] [stderr]     Checking reqwest v0.12.24
[INFO] [stderr]     Checking tetrio-api v0.6.0
[INFO] [stderr]     Checking hyper-rustls v0.24.2
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking poise v0.6.1
[INFO] [stderr]  Documenting cbg-core v4.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/cbg_core/index.html
[INFO] running `Command { std: "docker" "inspect" "f719d1656f0899eb2d5003364ab7b17a0eca946896d2857d6032c1b4ba2d767b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f719d1656f0899eb2d5003364ab7b17a0eca946896d2857d6032c1b4ba2d767b", kill_on_drop: false }`
[INFO] [stdout] f719d1656f0899eb2d5003364ab7b17a0eca946896d2857d6032c1b4ba2d767b
[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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2aca3071451dd613ff383d98ed239ed60450fb95405ca1e5c448127e986d1b35
[INFO] running `Command { std: "docker" "start" "-a" "2aca3071451dd613ff383d98ed239ed60450fb95405ca1e5c448127e986d1b35", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.102
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.30
[INFO] [stderr]    Compiling command_attr v0.5.3
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling equator-macro v0.4.2
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling profiling-procmacros v1.0.17
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]     Checking openssl v0.10.74
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling fax_derive v0.2.0
[INFO] [stderr]     Checking profiling v1.0.17
[INFO] [stderr]     Checking equator v0.4.2
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking aligned-vec v0.6.4
[INFO] [stderr]     Checking pin-project v0.4.30
[INFO] [stderr]     Checking v_frame v0.3.9
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr] error: could not compile `serde_derive` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-01-20-x86_64-unknown-linux-gnu/bin/rustc --crate-name serde_derive --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_derive-1.0.228/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "deserialize_in_place"))' -C metadata=e54c50d26ea7c67d -C extra-filename=-0bc403b1168093b6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-7863388760b55fc8.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-be4f62f10a384d3d.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-3f7d02c9b1eef94b.rlib --extern proc_macro --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" "2aca3071451dd613ff383d98ed239ed60450fb95405ca1e5c448127e986d1b35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aca3071451dd613ff383d98ed239ed60450fb95405ca1e5c448127e986d1b35", kill_on_drop: false }`
[INFO] [stdout] 2aca3071451dd613ff383d98ed239ed60450fb95405ca1e5c448127e986d1b35