[INFO] fetching crate crossref-rs 0.3.0...
[INFO] documenting crossref-rs-0.3.0 against 1.99.0-beta.8 for beta-rustdoc-1.100
[INFO] extracting crate crossref-rs 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate crossref-rs 0.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate crossref-rs 0.3.0
[INFO] tweaked toml for crates.io crate crossref-rs 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate crossref-rs 0.3.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate crossref-rs 0.3.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] eac71f08e488689e6ee0db88ca54f5a9873bef3b309d298a85e331b3db360b69
[INFO] running `Command { std: "docker" "start" "eac71f08e488689e6ee0db88ca54f5a9873bef3b309d298a85e331b3db360b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eac71f08e488689e6ee0db88ca54f5a9873bef3b309d298a85e331b3db360b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "eac71f08e488689e6ee0db88ca54f5a9873bef3b309d298a85e331b3db360b69" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eac71f08e488689e6ee0db88ca54f5a9873bef3b309d298a85e331b3db360b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "eac71f08e488689e6ee0db88ca54f5a9873bef3b309d298a85e331b3db360b69" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]     Checking either v1.15.0
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[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
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[INFO] [stderr]     Checking rand_os v0.1.3
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[INFO] [stderr]     Checking toml v0.9.12+spec-1.1.0
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[INFO] [stderr]    Compiling cmake v0.1.58
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[INFO] [stderr]     Checking cached_proc_macro_types v0.1.1
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking toml v1.1.0+spec-1.1.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling aws-lc-sys v0.39.1
[INFO] [stderr]    Compiling openssl-sys v0.9.112
[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/1.99.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/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"' --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=f354ffd16db6ee68 -C extra-filename=-e99e8bdbbafbd3d0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-154be7f81f34ed1b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a87dd5cb7e80719c.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-86faa6b6bcc5b157.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `pure-rust-locales` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.99.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name pure_rust_locales --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pure-rust-locales-0.8.2/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 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("defmt"))' -C metadata=765b9cef09def002 -C extra-filename=-abe1c88f14ee128d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "eac71f08e488689e6ee0db88ca54f5a9873bef3b309d298a85e331b3db360b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eac71f08e488689e6ee0db88ca54f5a9873bef3b309d298a85e331b3db360b69", kill_on_drop: false }`
[INFO] [stdout] eac71f08e488689e6ee0db88ca54f5a9873bef3b309d298a85e331b3db360b69