[INFO] fetching crate duende-observe 0.2.0...
[INFO] documenting duende-observe-0.2.0 against 1.93.0 for beta-1.94-rustdoc-1
[INFO] extracting crate duende-observe 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate duende-observe 0.2.0
[INFO] finished tweaking crates.io crate duende-observe 0.2.0
[INFO] tweaked toml for crates.io crate duende-observe 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate duende-observe 0.2.0 on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate duende-observe 0.2.0 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" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zmij v1.0.12
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[INFO] [stderr]   Downloaded duende-core v0.2.0
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[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fff485c55d3545218f7b59bf68a51d4db43c23aed5490c1cb55e2c9a1c0d7fd2
[INFO] running `Command { std: "docker" "start" "-a" "fff485c55d3545218f7b59bf68a51d4db43c23aed5490c1cb55e2c9a1c0d7fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fff485c55d3545218f7b59bf68a51d4db43c23aed5490c1cb55e2c9a1c0d7fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fff485c55d3545218f7b59bf68a51d4db43c23aed5490c1cb55e2c9a1c0d7fd2", kill_on_drop: false }`
[INFO] [stdout] fff485c55d3545218f7b59bf68a51d4db43c23aed5490c1cb55e2c9a1c0d7fd2
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfbc556f9ee1f5ad094b6a32acc6d4b41d3a4dc106c837c7dae1932e7052acac
[INFO] running `Command { std: "docker" "start" "-a" "bfbc556f9ee1f5ad094b6a32acc6d4b41d3a4dc106c837c7dae1932e7052acac", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling libc v0.2.179
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking indexmap v2.12.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling find-msvc-tools v0.1.6
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]     Checking arrow-schema v54.3.1
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking simd-adler32 v0.3.8
[INFO] [stderr]    Compiling zmij v1.0.12
[INFO] [stderr]     Checking lexical-util v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.148
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking twox-hash v2.1.2
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling flatbuffers v24.12.23
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
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[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling syn v2.0.113
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[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking atoi v2.0.0
[INFO] [stderr]     Checking parking_lot_core v0.9.12
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[INFO] [stderr]     Checking rand_core v0.9.3
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[INFO] [stderr]     Checking ordered-float v2.10.1
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[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking thrift v0.17.0
[INFO] [stderr]     Checking sqlparser v0.52.0
[INFO] [stderr]    Compiling object v0.38.1
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking constant_time_eq v0.3.1
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking humantime v2.3.0
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]    Compiling synstructure v0.13.2
[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/1.93.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.113/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=fdfe64d7690d655f -C extra-filename=-55a2865f80b5f1ed --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-7bb1165aa043b683.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-5615c20e918bfcab.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7b570ab338457f57.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" "bfbc556f9ee1f5ad094b6a32acc6d4b41d3a4dc106c837c7dae1932e7052acac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfbc556f9ee1f5ad094b6a32acc6d4b41d3a4dc106c837c7dae1932e7052acac", kill_on_drop: false }`
[INFO] [stdout] bfbc556f9ee1f5ad094b6a32acc6d4b41d3a4dc106c837c7dae1932e7052acac
