[INFO] fetching crate cloudwatch_metrics_agent 0.1.11...
[INFO] testing cloudwatch_metrics_agent-0.1.11 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237
[INFO] extracting crate cloudwatch_metrics_agent 0.1.11 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate cloudwatch_metrics_agent 0.1.11
[INFO] finished tweaking crates.io crate cloudwatch_metrics_agent 0.1.11
[INFO] tweaked toml for crates.io crate cloudwatch_metrics_agent 0.1.11 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cloudwatch_metrics_agent 0.1.11 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cloudwatch_metrics_agent 0.1.11 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31564f2f341938ab382cf8bb818a0d546ee880b1e98af4903b5c3a76a5b1aff8
[INFO] running `Command { std: "docker" "start" "-a" "31564f2f341938ab382cf8bb818a0d546ee880b1e98af4903b5c3a76a5b1aff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31564f2f341938ab382cf8bb818a0d546ee880b1e98af4903b5c3a76a5b1aff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31564f2f341938ab382cf8bb818a0d546ee880b1e98af4903b5c3a76a5b1aff8", kill_on_drop: false }`
[INFO] [stdout] 31564f2f341938ab382cf8bb818a0d546ee880b1e98af4903b5c3a76a5b1aff8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a84c31d058a6a72c5e54ccbf2f3b6579c5e20c607dbf2a679a128dc57f27d5db
[INFO] running `Command { std: "docker" "start" "-a" "a84c31d058a6a72c5e54ccbf2f3b6579c5e20c607dbf2a679a128dc57f27d5db", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling once_cell v1.21.2
[INFO] [stderr]    Compiling outref v0.5.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling deranged v0.4.1
[INFO] [stderr]    Compiling vsimd v0.8.0
[INFO] [stderr]    Compiling bytes-utils v0.1.4
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling indexmap v2.8.0
[INFO] [stderr]    Compiling aws-lc-rs v1.12.6
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling rustls v0.23.25
[INFO] [stderr]    Compiling rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling rustls-native-certs v0.8.1
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling base64-simd v0.8.0
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling aws-types v1.3.6
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling cc v1.2.17
[INFO] [stderr]    Compiling regex-lite v0.1.6
[INFO] [stderr]    Compiling xmlparser v0.13.6
[INFO] [stderr]    Compiling urlencoding v2.1.3
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling miniz_oxide v0.8.5
[INFO] [stderr]    Compiling indxvec v1.9.6
[INFO] [stderr]    Compiling ran v1.1.5
[INFO] [stderr]    Compiling clap_builder v4.5.34
[INFO] [stderr]    Compiling jiff v0.2.5
[INFO] [stderr]    Compiling iana-time-zone v0.1.62
[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/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.100/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=6f9b12a986d3928d -C extra-filename=-5b2d52f8d51fab19 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-21e3e1a6b62590dc.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d9cd4251aac42a18.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.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" "a84c31d058a6a72c5e54ccbf2f3b6579c5e20c607dbf2a679a128dc57f27d5db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a84c31d058a6a72c5e54ccbf2f3b6579c5e20c607dbf2a679a128dc57f27d5db", kill_on_drop: false }`
[INFO] [stdout] a84c31d058a6a72c5e54ccbf2f3b6579c5e20c607dbf2a679a128dc57f27d5db