[INFO] fetching crate kellnr 6.1.0...
[INFO] checking kellnr-6.1.0 against try#38c2997544af84fe301d600d6896397738163002 for pr-154205-2
[INFO] extracting crate kellnr 6.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate kellnr 6.1.0
[INFO] finished tweaking crates.io crate kellnr 6.1.0
[INFO] tweaked toml for crates.io crate kellnr 6.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kellnr 6.1.0 on toolchain 38c2997544af84fe301d600d6896397738163002
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kellnr 6.1.0 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" "+38c2997544af84fe301d600d6896397738163002" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+38c2997544af84fe301d600d6896397738163002" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e961f7a1ba291b2e9ac293bd01e7ada5aa81e27a0d207a28633a6256b28d12f0
[INFO] running `Command { std: "docker" "start" "-a" "e961f7a1ba291b2e9ac293bd01e7ada5aa81e27a0d207a28633a6256b28d12f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e961f7a1ba291b2e9ac293bd01e7ada5aa81e27a0d207a28633a6256b28d12f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e961f7a1ba291b2e9ac293bd01e7ada5aa81e27a0d207a28633a6256b28d12f0", kill_on_drop: false }`
[INFO] [stdout] e961f7a1ba291b2e9ac293bd01e7ada5aa81e27a0d207a28633a6256b28d12f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+38c2997544af84fe301d600d6896397738163002" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9038857464c6dce240153b223943e9341b17f50d111fce371cc88ccd8e6cbf06
[INFO] running `Command { std: "docker" "start" "-a" "9038857464c6dce240153b223943e9341b17f50d111fce371cc88ccd8e6cbf06", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling find-msvc-tools v0.1.8
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking simd-adler32 v0.3.8
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking zlib-rs v0.6.0
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]     Checking gix-trace v0.1.17
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling cc v1.2.53
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking sha1_smol v1.0.1
[INFO] [stderr]    Compiling aws-lc-rs v1.15.3
[INFO] [stderr]    Compiling rustls v0.23.36
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking ryu v1.0.22
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]    Compiling rust_decimal v1.40.0
[INFO] [stderr]     Checking jiff v0.2.18
[INFO] [stderr]     Checking uuid v1.22.0
[INFO] [stderr]     Checking winnow v0.6.26
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking memmap2 v0.9.9
[INFO] [stderr]     Checking compression-core v0.4.31
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]     Checking stringprep v0.1.5
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking serde_path_to_error v0.1.20
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]     Checking num-traits v0.2.19
[INFO] [stderr]    Compiling cmake v0.1.57
[INFO] [stderr]    Compiling openssl-src v300.5.4+3.5.4
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling syn v1.0.109
[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/38c2997544af84fe301d600d6896397738163002/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"' --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=de79cfd334b1f4d3 -C extra-filename=-1b07e4294fb8a426 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fce1a70fd2c3744d.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-ac3a4da014b5f50a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9533002ac35f5809.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9038857464c6dce240153b223943e9341b17f50d111fce371cc88ccd8e6cbf06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9038857464c6dce240153b223943e9341b17f50d111fce371cc88ccd8e6cbf06", kill_on_drop: false }`
[INFO] [stdout] 9038857464c6dce240153b223943e9341b17f50d111fce371cc88ccd8e6cbf06