[INFO] fetching crate kellnr-web-ui 5.13.0...
[INFO] documenting kellnr-web-ui-5.13.0 against beta-2026-01-20 for beta-1.94-rustdoc-1
[INFO] extracting crate kellnr-web-ui 5.13.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate kellnr-web-ui 5.13.0
[INFO] finished tweaking crates.io crate kellnr-web-ui 5.13.0
[INFO] tweaked toml for crates.io crate kellnr-web-ui 5.13.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kellnr-web-ui 5.13.0 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 kellnr-web-ui 5.13.0 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-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-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3c64cd099f806442c7634851f4a4a2af5844b9520e6b7aa4cba598ca9a2d124
[INFO] running `Command { std: "docker" "start" "-a" "e3c64cd099f806442c7634851f4a4a2af5844b9520e6b7aa4cba598ca9a2d124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3c64cd099f806442c7634851f4a4a2af5844b9520e6b7aa4cba598ca9a2d124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3c64cd099f806442c7634851f4a4a2af5844b9520e6b7aa4cba598ca9a2d124", kill_on_drop: false }`
[INFO] [stdout] e3c64cd099f806442c7634851f4a4a2af5844b9520e6b7aa4cba598ca9a2d124
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/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] 071d276fde1d47a9196aed621bf97a307dc296238efa5e5fae5d2f0ad8472145
[INFO] running `Command { std: "docker" "start" "-a" "071d276fde1d47a9196aed621bf97a307dc296238efa5e5fae5d2f0ad8472145", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking value-bag v1.12.0
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking simd-adler32 v0.3.8
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking gix-trace v0.1.17
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]     Checking zmij v1.0.14
[INFO] [stderr]     Checking sha1_smol v1.0.1
[INFO] [stderr]    Compiling rustls v0.23.36
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking jiff v0.2.18
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking winnow v0.6.26
[INFO] [stderr]    Compiling rust_decimal v1.40.0
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking memmap2 v0.9.9
[INFO] [stderr]     Checking atoi v2.0.0
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking ordered-float v4.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling erased-serde v0.4.9
[INFO] [stderr]    Compiling pest v2.8.5
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking aliasable v0.1.3
[INFO] [stderr]     Checking async-lock v3.4.2
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]    Compiling portable-atomic v1.13.0
[INFO] [stderr]     Checking strum v0.27.2
[INFO] [stderr]     Checking toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]     Checking pathdiff v0.2.3
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking base64ct v1.8.3
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling cc v1.2.53
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking yaml-rust2 v0.10.4
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]     Checking unicode-bom v2.0.3
[INFO] [stderr]     Checking tagptr v0.2.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling pest_meta v2.8.5
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking async-executor v1.13.3
[INFO] [stderr]     Checking dlv-list v0.5.2
[INFO] [stderr]     Checking predicates-core v1.0.9
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]     Checking uuid v1.19.0
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking serde_path_to_error v0.1.20
[INFO] [stderr]     Checking bstr v1.12.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling cmake v0.1.57
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking serde-untagged v0.1.9
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]     Checking semver v1.0.27
[INFO] [stderr]     Checking gix-utils v0.1.14
[INFO] [stderr]     Checking serde_spanned v1.0.4
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking gix-sec v0.10.12
[INFO] [stderr]     Checking toml v0.9.11+spec-1.1.0
[INFO] [stderr]     Checking ordered-multimap v0.7.3
[INFO] [stderr]    Compiling libz-sys v1.1.23
[INFO] [stderr]    Compiling aws-lc-sys v0.36.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]     Checking time v0.3.45
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.11+1.64.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]     Checking flate2 v1.1.8
[INFO] [stderr]    Compiling pest_generator v2.8.5
[INFO] [stderr]    Compiling curl-sys v0.4.85+curl-8.18.0
[INFO] [stderr]     Checking compression-codecs v0.4.36
[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-2026-01-20-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.114/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=28646e95ffbbb38c -C extra-filename=-b171ef7fef9b3385 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-19de5095f79d51c0.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-37c4424635ba4418.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-3a00dd35274e822e.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" "071d276fde1d47a9196aed621bf97a307dc296238efa5e5fae5d2f0ad8472145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "071d276fde1d47a9196aed621bf97a307dc296238efa5e5fae5d2f0ad8472145", kill_on_drop: false }`
[INFO] [stdout] 071d276fde1d47a9196aed621bf97a307dc296238efa5e5fae5d2f0ad8472145
