[INFO] fetching crate aws-smithy-compression 0.0.4...
[INFO] checking aws-smithy-compression-0.0.4 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate aws-smithy-compression 0.0.4 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate aws-smithy-compression 0.0.4
[INFO] finished tweaking crates.io crate aws-smithy-compression 0.0.4
[INFO] tweaked toml for crates.io crate aws-smithy-compression 0.0.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate aws-smithy-compression 0.0.4 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate aws-smithy-compression 0.0.4 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4519433636f579a70b688d1eaf30084cdcea0f0a0d39797fa6e02541659a19f7
[INFO] running `Command { std: "docker" "start" "-a" "4519433636f579a70b688d1eaf30084cdcea0f0a0d39797fa6e02541659a19f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4519433636f579a70b688d1eaf30084cdcea0f0a0d39797fa6e02541659a19f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4519433636f579a70b688d1eaf30084cdcea0f0a0d39797fa6e02541659a19f7", kill_on_drop: false }`
[INFO] [stdout] 4519433636f579a70b688d1eaf30084cdcea0f0a0d39797fa6e02541659a19f7
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55b67f123f9ae784fd3a83c2f7995052687210bfd94aad8ca80360a49b7daa8c
[INFO] running `Command { std: "docker" "start" "-a" "55b67f123f9ae784fd3a83c2f7995052687210bfd94aad8ca80360a49b7daa8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.102
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]     Checking vsimd v0.8.0
[INFO] [stderr]     Checking time-core v0.1.4
[INFO] [stderr]     Checking outref v0.5.2
[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]     Checking bytes-utils v0.1.4
[INFO] [stderr]     Checking pretty_assertions v1.4.1
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking base64-simd v0.8.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking aws-smithy-types v1.3.2
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.29
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking aws-smithy-async v1.2.5
[INFO] [stderr]     Checking aws-smithy-runtime-api v1.8.1
[INFO] [stderr]     Checking aws-smithy-compression v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Gzip` is never constructed
[INFO] [stdout]   --> src/gzip.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) struct Gzip {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `compress_bytes` is never used
[INFO] [stdout]   --> src/gzip.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Gzip {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 17 |     fn compress_bytes(&self, bytes: &[u8], writer: impl Write) -> Result<(), BoxError> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.40s
[INFO] running `Command { std: "docker" "inspect" "55b67f123f9ae784fd3a83c2f7995052687210bfd94aad8ca80360a49b7daa8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55b67f123f9ae784fd3a83c2f7995052687210bfd94aad8ca80360a49b7daa8c", kill_on_drop: false }`
[INFO] [stdout] 55b67f123f9ae784fd3a83c2f7995052687210bfd94aad8ca80360a49b7daa8c