[INFO] fetching crate upstream-ontologist 0.3.7...
[INFO] documenting upstream-ontologist-0.3.7 against beta-2026-01-20 for beta-1.94-rustdoc-1
[INFO] extracting crate upstream-ontologist 0.3.7 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate upstream-ontologist 0.3.7
[INFO] finished tweaking crates.io crate upstream-ontologist 0.3.7
[INFO] tweaked toml for crates.io crate upstream-ontologist 0.3.7 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate upstream-ontologist 0.3.7 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 upstream-ontologist 0.3.7 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] 8079a160a390e0d7fcc42af8e8b0eff6502ac31a4845b0e111678a46a3946fa5
[INFO] running `Command { std: "docker" "start" "-a" "8079a160a390e0d7fcc42af8e8b0eff6502ac31a4845b0e111678a46a3946fa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8079a160a390e0d7fcc42af8e8b0eff6502ac31a4845b0e111678a46a3946fa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8079a160a390e0d7fcc42af8e8b0eff6502ac31a4845b0e111678a46a3946fa5", kill_on_drop: false }`
[INFO] [stdout] 8079a160a390e0d7fcc42af8e8b0eff6502ac31a4845b0e111678a46a3946fa5
[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] 9dec5fe6292984ff53424b433efa14b8038e3d1d1bbfd1ece91aecae9cbb89b0
[INFO] running `Command { std: "docker" "start" "-a" "9dec5fe6292984ff53424b433efa14b8038e3d1d1bbfd1ece91aecae9cbb89b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]     Checking itoa v1.0.16
[INFO] [stderr]    Compiling cc v1.2.50
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling target-lexicon v0.13.4
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]     Checking gix-trace v0.1.16
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking countme v3.0.1
[INFO] [stderr]     Checking text-size v1.1.1
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking gix-utils v0.3.1
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]     Checking prodash v30.0.1
[INFO] [stderr]     Checking simd-adler32 v0.3.8
[INFO] [stderr]     Checking rowan v0.16.1
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling phf_generator v0.13.1
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[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling pyo3-build-config v0.27.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking phf_shared v0.11.3
[INFO] [stderr]     Checking ryu v1.0.21
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking faster-hex v0.10.0
[INFO] [stderr]     Checking tempfile v3.24.0
[INFO] [stderr]     Checking sha1-checked v0.10.0
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling stacker v0.1.22
[INFO] [stderr]    Compiling phf_codegen v0.13.1
[INFO] [stderr]    Compiling string_cache_codegen v0.6.1
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling serde_json v1.0.147
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking jiff v0.2.16
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking bstr v1.12.1
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling web_atoms v0.2.0
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking indexmap v2.12.1
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling pest v2.8.4
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]     Checking charset v0.1.5
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]     Checking quoted_printable v0.5.1
[INFO] [stderr]     Checking zmij v0.1.7
[INFO] [stderr]     Checking zlib-rs v0.5.5
[INFO] [stderr]    Compiling pyo3-macros-backend v0.27.2
[INFO] [stderr]    Compiling pyo3-ffi v0.27.2
[INFO] [stderr]    Compiling pyo3 v0.27.2
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]     Checking phf v0.13.1
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking version-ranges v0.1.2
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling ar_archive_writer v0.2.0
[INFO] [stderr]    Compiling fs-err v3.2.2
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling dtor-proc-macro v0.0.6
[INFO] [stderr]     Checking bumpalo v3.19.1
[INFO] [stderr]     Checking unscanny v0.1.0
[INFO] [stderr]     Checking mailparse v0.16.1
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking zopfli v0.8.3
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking dlv-list v0.5.2
[INFO] [stderr]     Checking toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]     Checking libz-rs-sys v0.5.5
[INFO] [stderr]     Checking toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]     Checking dtor v0.1.1
[INFO] [stderr]     Checking serde_spanned v1.0.4
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]     Checking xattr v1.6.1
[INFO] [stderr]     Checking filetime v0.2.26
[INFO] [stderr]     Checking memmap2 v0.9.9
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking whoami v1.6.1
[INFO] [stderr]    Compiling psm v0.1.28
[INFO] [stderr]    Compiling pest_meta v2.8.4
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling ctor-proc-macro v0.0.7
[INFO] [stderr]    Compiling pulldown-cmark v0.13.0
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking boxcar v0.2.14
[INFO] [stderr]     Checking zip v6.0.0
[INFO] [stderr]     Checking toml v0.9.10+spec-1.1.0
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]     Checking textwrap v0.16.2
[INFO] [stderr]     Checking tar v0.4.44
[INFO] [stderr]     Checking ctor v0.6.3
[INFO] [stderr]     Checking ordered-multimap v0.7.3
[INFO] [stderr]     Checking xmltree v0.11.0
[INFO] [stderr]     Checking m_lexer v0.0.4
[INFO] [stderr]     Checking getopts v0.2.24
[INFO] [stderr]    Compiling upstream-ontologist v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking gix-sec v0.12.2
[INFO] [stderr]     Checking chumsky v0.9.3
[INFO] [stderr]     Checking unicode-bom v2.0.3
[INFO] [stderr]     Checking pulldown-cmark-escape v0.11.0
[INFO] [stderr]     Checking xml v1.2.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking rust-ini v0.21.3
[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"' --cfg 'feature="visit"' --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=55a0c36a5b3bbbd3 -C extra-filename=-2e933ed4bc557654 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-65388fc95fe20566.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-aa4ae7b33679a8b7.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-3a00dd35274e822e.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 `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-2.0.111/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=5dc014f5d64a540c -C extra-filename=-9f88f19a2cb00fd6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-65388fc95fe20566.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-aa4ae7b33679a8b7.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-3a00dd35274e822e.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "9dec5fe6292984ff53424b433efa14b8038e3d1d1bbfd1ece91aecae9cbb89b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dec5fe6292984ff53424b433efa14b8038e3d1d1bbfd1ece91aecae9cbb89b0", kill_on_drop: false }`
[INFO] [stdout] 9dec5fe6292984ff53424b433efa14b8038e3d1d1bbfd1ece91aecae9cbb89b0
