[INFO] fetching crate workmux 0.1.184...
[INFO] documenting workmux-0.1.184 against 1.95.0 for beta-1.96-rustdoc-1
[INFO] extracting crate workmux 0.1.184 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate workmux 0.1.184
[INFO] finished tweaking crates.io crate workmux 0.1.184
[INFO] tweaked toml for crates.io crate workmux 0.1.184 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate workmux 0.1.184 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate workmux 0.1.184 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded objc2-core-services v0.3.2
[INFO] [stderr]   Downloaded ansi-to-tui v8.0.1
[INFO] [stderr]   Downloaded edit v0.1.5
[INFO] [stderr]   Downloaded git-url-parse v0.6.0
[INFO] [stderr]   Downloaded minijinja v2.18.0
[INFO] [stderr]   Downloaded notify v9.0.0-rc.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffddcd845b0f5ba6a5c71d8d6c490731dd619bc0e562a996261ec75ea28f4895
[INFO] running `Command { std: "docker" "start" "-a" "ffddcd845b0f5ba6a5c71d8d6c490731dd619bc0e562a996261ec75ea28f4895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffddcd845b0f5ba6a5c71d8d6c490731dd619bc0e562a996261ec75ea28f4895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffddcd845b0f5ba6a5c71d8d6c490731dd619bc0e562a996261ec75ea28f4895", kill_on_drop: false }`
[INFO] [stdout] ffddcd845b0f5ba6a5c71d8d6c490731dd619bc0e562a996261ec75ea28f4895
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d019b1d328da0c158e1c9003c989b514c42e527ac6538b965a0726d9775fb8b4
[INFO] running `Command { std: "docker" "start" "-a" "d019b1d328da0c158e1c9003c989b514c42e527ac6538b965a0726d9775fb8b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling winnow v1.0.1
[INFO] [stderr]    Compiling toml_datetime v1.1.0+spec-1.1.0
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling winnow v0.7.15
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking vte v0.14.1
[INFO] [stderr]    Compiling endi v1.1.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]     Checking ansitok v0.3.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking piper v0.2.5
[INFO] [stderr]     Checking async-lock v3.4.2
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling nix v0.31.2
[INFO] [stderr]     Checking clap_builder v4.6.0
[INFO] [stderr]     Checking ansi-str v0.9.0
[INFO] [stderr]     Checking async-broadcast v0.7.2
[INFO] [stderr]     Checking ordered-stream v0.2.0
[INFO] [stderr]     Checking uuid v1.23.0
[INFO] [stderr]     Checking bstr v1.12.1
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking async-executor v1.14.0
[INFO] [stderr]     Checking bytecount v0.6.9
[INFO] [stderr]    Compiling pulldown-cmark v0.13.3
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]     Checking papergrid v0.17.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking testing_table v0.3.0
[INFO] [stderr]     Checking notify-types v2.1.0
[INFO] [stderr]     Checking unit-prefix v0.5.2
[INFO] [stderr]     Checking deunicode v1.6.2
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]     Checking coolor v1.1.0
[INFO] [stderr]     Checking memo-map v0.3.3
[INFO] [stderr]     Checking slug v0.1.6
[INFO] [stderr]     Checking textwrap v0.16.2
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]    Compiling toml_parser v1.1.0+spec-1.1.0
[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/1.95.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/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="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"' --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=233e9c8219a3f0a5 -C extra-filename=-de53e9a0e5275a61 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-813f664b8ac28d4c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-1a0ed58adfd0c99e.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-656f061e4f9cc303.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" "d019b1d328da0c158e1c9003c989b514c42e527ac6538b965a0726d9775fb8b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d019b1d328da0c158e1c9003c989b514c42e527ac6538b965a0726d9775fb8b4", kill_on_drop: false }`
[INFO] [stdout] d019b1d328da0c158e1c9003c989b514c42e527ac6538b965a0726d9775fb8b4