[INFO] cloning repository https://github.com/shigedangao/couscous
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shigedangao/couscous" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshigedangao%2Fcouscous", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshigedangao%2Fcouscous'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6001f9f739024bffdfc4541f170f77a2e7ee2143
[INFO] documenting shigedangao/couscous against beta-2026-01-20 for beta-1.94-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshigedangao%2Fcouscous" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/shigedangao/couscous
[INFO] finished tweaking git repo https://github.com/shigedangao/couscous
[INFO] tweaked toml for git repo https://github.com/shigedangao/couscous written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/shigedangao/couscous 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 git repo https://github.com/shigedangao/couscous 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-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8aea4f14655cda03217031a4af4eef0c9103e615da599be31b5b83fd8d34026d
[INFO] running `Command { std: "docker" "start" "-a" "8aea4f14655cda03217031a4af4eef0c9103e615da599be31b5b83fd8d34026d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8aea4f14655cda03217031a4af4eef0c9103e615da599be31b5b83fd8d34026d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aea4f14655cda03217031a4af4eef0c9103e615da599be31b5b83fd8d34026d", kill_on_drop: false }`
[INFO] [stdout] 8aea4f14655cda03217031a4af4eef0c9103e615da599be31b5b83fd8d34026d
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/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] ce8b65b7e1a3cb389fda401d29d27ae496be21f761c5bb1d85443eeaceae6d70
[INFO] running `Command { std: "docker" "start" "-a" "ce8b65b7e1a3cb389fda401d29d27ae496be21f761c5bb1d85443eeaceae6d70", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.23
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling cc v1.2.16
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking log v0.4.26
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling bytemuck_derive v1.8.1
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]     Checking reborrow v0.5.5
[INFO] [stderr]     Checking foldhash v0.1.4
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling indexmap v2.8.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling pulp v0.21.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]     Checking tokio v1.44.0
[INFO] [stderr]     Checking phf_shared v0.11.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking flate2 v1.1.0
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling winnow v0.7.4
[INFO] [stderr]    Compiling openssl v0.10.71
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]     Checking bytemuck v1.22.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling portable-atomic v1.11.0
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]    Compiling rustix v1.0.2
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling openssl-sys v0.9.106
[INFO] [stderr]     Checking dyn-stack v0.13.0
[INFO] [stderr]     Checking dyn-stack v0.10.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking pulp v0.18.22
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking yoke v0.7.5
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking zerovec v0.10.4
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking tinystr v0.7.6
[INFO] [stderr]     Checking icu_collections v1.5.0
[INFO] [stderr]    Compiling toml_edit v0.22.24
[INFO] [stderr]     Checking memmap2 v0.9.5
[INFO] [stderr]    Compiling zip v1.1.4
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]     Checking icu_locid v1.5.0
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling rustls v0.23.23
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking indicatif v0.17.11
[INFO] [stderr]     Checking gemm-common v0.17.1
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling onig_sys v69.8.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking gemm-f32 v0.17.1
[INFO] [stderr]     Checking gemm-f64 v0.17.1
[INFO] [stderr]     Checking gemm-c64 v0.17.1
[INFO] [stderr]     Checking gemm-c32 v0.17.1
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]     Checking icu_provider v1.5.0
[INFO] [stderr]    Compiling doxygen-rs v0.4.2
[INFO] [stderr]     Checking gemm-f16 v0.17.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]     Checking icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling esaxx-rs v0.1.10
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking gemm v0.17.1
[INFO] [stderr]    Compiling lmdb-master-sys v0.2.4
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling markup5ever v0.12.1
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.3
[INFO] [stderr]     Checking kalosm-model-types v0.4.0
[INFO] [stderr]    Compiling kalosm-parse-macro v0.4.1
[INFO] [stderr]    Compiling monostate-impl v0.1.14
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling prettyplease v0.2.30
[INFO] [stderr]     Checking icu_properties v1.5.1
[INFO] [stderr]     Checking dtoa v1.0.10
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.2.0
[INFO] [stderr]    Compiling linux-raw-sys v0.9.2
[INFO] [stderr]     Checking dtoa-short v0.3.5
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]    Compiling prost v0.13.5
[INFO] [stderr]     Checking rayon-cond v0.3.0
[INFO] [stderr]     Checking macro_rules_attribute v0.2.0
[INFO] [stderr]     Checking bitflags v2.9.0
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking string_cache v0.8.8
[INFO] [stderr]     Checking chrono v0.4.40
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking monostate v0.1.14
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]     Checking spm_precompiled v0.1.4
[INFO] [stderr]     Checking serde_plain v1.0.2
[INFO] [stderr]     Checking raw-cpuid v11.5.0
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking llm-samplers v0.0.7
[INFO] [stderr]     Checking kalosm-sample v0.4.1
[INFO] [stderr]     Checking derive_builder v0.20.2
[INFO] [stderr]    Compiling num_enum_derive v0.7.3
[INFO] [stderr]    Compiling selectors v0.25.0
[INFO] [stderr]     Checking safetensors v0.4.5
[INFO] [stderr]     Checking fancy-regex v0.13.0
[INFO] [stderr]     Checking rustls-webpki v0.102.8
[INFO] [stderr]     Checking phf_shared v0.10.0
[INFO] [stderr]     Checking lru v0.12.5
[INFO] [stderr]     Checking unicode-normalization-alignments v0.1.12
[INFO] [stderr]    Compiling html5ever v0.27.0
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling async-trait v0.1.87
[INFO] [stderr]     Checking icu_normalizer v1.5.0
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking gemm-common v0.18.2
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking memo-map v0.3.3
[INFO] [stderr]     Checking num_enum v0.7.3
[INFO] [stderr]     Checking gemm-f32 v0.18.2
[INFO] [stderr]     Checking gemm-c32 v0.18.2
[INFO] [stderr]     Checking gemm-f64 v0.18.2
[INFO] [stderr]     Checking tokio-util v0.7.13
[INFO] [stderr]     Checking gemm-c64 v0.18.2
[INFO] [stderr]     Checking idna_adapter v1.2.0
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking xml-rs v0.8.25
[INFO] [stderr]     Checking gemm-f16 v0.18.2
[INFO] [stderr]     Checking heed-traits v0.20.0
[INFO] [stderr]     Checking self_cell v1.1.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking minijinja v2.8.0
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking heed-types v0.20.1
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]    Compiling tempfile v3.18.0
[INFO] [stderr]     Checking gif v0.13.1
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking h2 v0.4.8
[INFO] [stderr]     Checking onig v6.4.0
[INFO] [stderr]     Checking axum-core v0.4.5
[INFO] [stderr]     Checking kalosm-language-model v0.4.1
[INFO] [stderr]     Checking gemm v0.18.2
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking xml5ever v0.16.2
[INFO] [stderr]     Checking cssparser v0.31.2
[INFO] [stderr]     Checking ug v0.1.0
[INFO] [stderr]     Checking tokenizers v0.21.0
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking synchronoise v1.0.1
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking diligent-date-parser v0.1.5
[INFO] [stderr]    Compiling prost-types v0.13.5
[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-2026-01-20-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="fold"' --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=cefb9e87f2f5dba1 -C extra-filename=-416c6cbb5be0b95e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6dbf2d79b4c1c8d4.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-ed87eb3402c800f0.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-958b805d9ab3f4fe.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] [stderr] error: could not compile `rustls` (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 rustls --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustls-0.23.23/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="log"' --cfg 'feature="logging"' --cfg 'feature="ring"' --cfg 'feature="std"' --cfg 'feature="tls12"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("aws-lc-rs", "aws_lc_rs", "brotli", "custom-provider", "default", "fips", "hashbrown", "log", "logging", "prefer-post-quantum", "read_buf", "ring", "rustversion", "std", "tls12", "zlib"))' -C metadata=6ddd6378050611b8 -C extra-filename=-4b7556326df6dd19 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern log=/opt/rustwide/target/debug/deps/liblog-d3e8ec9f1ac2fbfe.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-2f25a593b959feaf.rmeta --extern ring=/opt/rustwide/target/debug/deps/libring-0e1c3926b6236c17.rmeta --extern pki_types=/opt/rustwide/target/debug/deps/librustls_pki_types-829a7f82aec94cc2.rmeta --extern webpki=/opt/rustwide/target/debug/deps/libwebpki-8f4ef14c7fc41e19.rmeta --extern subtle=/opt/rustwide/target/debug/deps/libsubtle-49cf38a844556da4.rmeta --extern zeroize=/opt/rustwide/target/debug/deps/libzeroize-68fe9495acc9df2e.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/ring-8294ec1525362cab/out --check-cfg 'cfg(bench)' --check-cfg 'cfg(read_buf)'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "ce8b65b7e1a3cb389fda401d29d27ae496be21f761c5bb1d85443eeaceae6d70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce8b65b7e1a3cb389fda401d29d27ae496be21f761c5bb1d85443eeaceae6d70", kill_on_drop: false }`
[INFO] [stdout] ce8b65b7e1a3cb389fda401d29d27ae496be21f761c5bb1d85443eeaceae6d70