[INFO] fetching crate cu-v4l 0.15.0...
[INFO] documenting cu-v4l-0.15.0 against 1.95.0 for beta-1.96-rustdoc-1
[INFO] extracting crate cu-v4l 0.15.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate cu-v4l 0.15.0
[INFO] finished tweaking crates.io crate cu-v4l 0.15.0
[INFO] tweaked toml for crates.io crate cu-v4l 0.15.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cu-v4l 0.15.0 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 cu-v4l 0.15.0 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded v4l2-sys-mit v0.3.0
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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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a8e1a873520426a71259fd9b37ad8b874f23453067627400a93d13a7a2526fe
[INFO] running `Command { std: "docker" "start" "-a" "4a8e1a873520426a71259fd9b37ad8b874f23453067627400a93d13a7a2526fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a8e1a873520426a71259fd9b37ad8b874f23453067627400a93d13a7a2526fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a8e1a873520426a71259fd9b37ad8b874f23453067627400a93d13a7a2526fe", kill_on_drop: false }`
[INFO] [stdout] 4a8e1a873520426a71259fd9b37ad8b874f23453067627400a93d13a7a2526fe
[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: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] 277ddc31ddeca56977a7ccf49ff5e54c33614e3b611a0c5159039c7d8298ef68
[INFO] running `Command { std: "docker" "start" "-a" "277ddc31ddeca56977a7ccf49ff5e54c33614e3b611a0c5159039c7d8298ef68", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling virtue v0.0.19
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling erased-serde v0.4.10
[INFO] [stderr]    Compiling unty v0.0.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling winnow v1.0.1
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling strfmt v0.2.5
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling cu29-log-runtime v0.15.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking spin v0.10.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling cu29-log-derive v0.15.0
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling cu-bincode-derive v2.0.2
[INFO] [stderr]     Checking ordered-float v5.3.0
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling bindgen v0.65.1
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling clap_lex v1.1.0
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling cu29-runtime v0.15.0
[INFO] [stderr]    Compiling home v0.5.12
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling nix v0.31.2
[INFO] [stderr]    Compiling clap_builder v4.6.0
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling toml_parser v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling page_size v0.6.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling cu-bincode v2.0.2
[INFO] [stderr]    Compiling memmap2 v0.9.10
[INFO] [stderr]    Compiling utf8-width v0.1.8
[INFO] [stderr]    Compiling toml_edit v0.25.9+spec-1.1.0
[INFO] [stderr]    Compiling cu29-intern-strs v0.15.0
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling cu29-reflect-derive v0.15.0
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling html-escape v0.2.13
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling svg v0.18.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling layout-rs v0.1.3
[INFO] [stderr]    Compiling tempfile v3.27.0
[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,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-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=b18d54c08ccb71ab -C extra-filename=-e9ce92bb1871bc97 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-99a3d88b32bce55e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c104ce3d460b40dd.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-121f5aac28bffa4f.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" "277ddc31ddeca56977a7ccf49ff5e54c33614e3b611a0c5159039c7d8298ef68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "277ddc31ddeca56977a7ccf49ff5e54c33614e3b611a0c5159039c7d8298ef68", kill_on_drop: false }`
[INFO] [stdout] 277ddc31ddeca56977a7ccf49ff5e54c33614e3b611a0c5159039c7d8298ef68