[INFO] fetching crate natural_syntax_ls 0.0.1...
[INFO] testing natural_syntax_ls-0.0.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate natural_syntax_ls 0.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate natural_syntax_ls 0.0.1
[INFO] finished tweaking crates.io crate natural_syntax_ls 0.0.1
[INFO] tweaked toml for crates.io crate natural_syntax_ls 0.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate natural_syntax_ls 0.0.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate natural_syntax_ls 0.0.1 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded pin-project-internal v1.1.5
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[INFO] [stderr]   Downloaded ndarray v0.15.6
[INFO] [stderr]   Downloaded similar v2.5.0
[INFO] [stderr]   Downloaded rustls v0.23.11
[INFO] [stderr]   Downloaded itertools v0.11.0
[INFO] [stderr]   Downloaded unicode-normalization-alignments v0.1.12
[INFO] [stderr]   Downloaded jobserver v0.1.31
[INFO] [stderr]   Downloaded tokio v1.38.0
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[INFO] [stderr]   Downloaded torch-sys v0.14.0
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[INFO] [stderr]   Downloaded tower-lsp-macros v0.9.0
[INFO] [stderr]   Downloaded object v0.36.1
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[INFO] [stderr]   Downloaded tokio-macros v2.3.0
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[INFO] [stderr]   Downloaded syn v2.0.70
[INFO] [stderr]   Downloaded rustls-pki-types v1.7.0
[INFO] [stderr]   Downloaded uuid v1.10.0
[INFO] [stderr]   Downloaded tokio_gen_server v0.5.0
[INFO] [stderr]   Downloaded fs2 v0.4.3
[INFO] [stderr]   Downloaded flate2 v1.0.30
[INFO] [stderr]   Downloaded zstd-sys v2.0.12+zstd.1.5.6
[INFO] [stderr]   Downloaded serde_repr v0.1.19
[INFO] [stderr]   Downloaded allocator-api2 v0.2.18
[INFO] [stderr]   Downloaded ropey v1.6.1
[INFO] [stderr]   Downloaded serde v1.0.204
[INFO] [stderr]   Downloaded tar v0.4.41
[INFO] [stderr]   Downloaded cached-path v0.6.1
[INFO] [stderr]   Downloaded ordered-float v3.9.2
[INFO] [stderr]   Downloaded rust_tokenizers v8.1.1
[INFO] [stderr]   Downloaded half v2.4.1
[INFO] [stderr]   Downloaded password-hash v0.4.2
[INFO] [stderr]   Downloaded thiserror v1.0.62
[INFO] [stderr]   Downloaded str_indices v0.4.3
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[INFO] [stderr]   Downloaded thiserror-impl v1.0.62
[INFO] [stderr]   Downloaded natural_syntax v0.0.2
[INFO] [stderr]   Downloaded pin-project v1.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 495a5eeea499cc807961e546e38777e852a1b0c47a14477c86ca80ae35296794
[INFO] running `Command { std: "docker" "start" "-a" "495a5eeea499cc807961e546e38777e852a1b0c47a14477c86ca80ae35296794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "495a5eeea499cc807961e546e38777e852a1b0c47a14477c86ca80ae35296794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495a5eeea499cc807961e546e38777e852a1b0c47a14477c86ca80ae35296794", kill_on_drop: false }`
[INFO] [stdout] 495a5eeea499cc807961e546e38777e852a1b0c47a14477c86ca80ae35296794
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d69d5300f752b87600444c28a23a4b9dc8ab2e4ffb1e1469f72cadc263d24cba
[INFO] running `Command { std: "docker" "start" "-a" "d69d5300f752b87600444c28a23a4b9dc8ab2e4ffb1e1469f72cadc263d24cba", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling bitflags v2.6.0
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[INFO] [stderr]    Compiling ahash v0.8.11
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[INFO] [stderr]    Compiling flate2 v1.0.30
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling rustls v0.23.11
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling log v0.4.22
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[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling password-hash v0.4.2
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[INFO] [stderr]    Compiling anyhow v1.0.86
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[INFO] [stderr]    Compiling syn v2.0.70
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[INFO] [stderr]    Compiling socket2 v0.5.7
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[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling inout v0.1.3
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[INFO] [stderr]    Compiling webpki-roots v0.26.3
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.8.4
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[INFO] [stderr]    Compiling rand_chacha v0.3.1
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[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling encoding_rs v0.8.34
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling tch v0.14.0
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling gimli v0.29.0
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling rust_tokenizers v8.1.1
[INFO] [stderr]    Compiling ipnet v2.9.0
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling zstd-sys v2.0.12+zstd.1.5.6
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling backtrace v0.3.73
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling unicode-normalization-alignments v0.1.12
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling object v0.36.1
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling rust-bert v0.22.0
[INFO] [stderr]    Compiling bzip2 v0.4.4
[INFO] [stderr]    Compiling xattr v1.3.1
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling tar v0.4.41
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling ordered-float v3.9.2
[INFO] [stderr]    Compiling uuid v1.10.0
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling tower-layer v0.3.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling tracing-log v0.2.0
[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/1.91.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.70/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"' --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=51090e7490ab3822 -C extra-filename=-ec0bedf904483c0f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a519284444a6676d.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-65ccb9c8bca91d82.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f6b002bc8a9c0824.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" "d69d5300f752b87600444c28a23a4b9dc8ab2e4ffb1e1469f72cadc263d24cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d69d5300f752b87600444c28a23a4b9dc8ab2e4ffb1e1469f72cadc263d24cba", kill_on_drop: false }`
[INFO] [stdout] d69d5300f752b87600444c28a23a4b9dc8ab2e4ffb1e1469f72cadc263d24cba