[INFO] fetching crate aws-sigv4 1.3.4...
[INFO] checking aws-sigv4-1.3.4 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate aws-sigv4 1.3.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate aws-sigv4 1.3.4
[INFO] finished tweaking crates.io crate aws-sigv4 1.3.4
[INFO] tweaked toml for crates.io crate aws-sigv4 1.3.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate aws-sigv4 1.3.4 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate aws-sigv4 1.3.4 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a9b6567a402d4e4c9282d7086fd6a85a9df4e34194768732c7278cd1c224965
[INFO] running `Command { std: "docker" "start" "-a" "5a9b6567a402d4e4c9282d7086fd6a85a9df4e34194768732c7278cd1c224965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a9b6567a402d4e4c9282d7086fd6a85a9df4e34194768732c7278cd1c224965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a9b6567a402d4e4c9282d7086fd6a85a9df4e34194768732c7278cd1c224965", kill_on_drop: false }`
[INFO] [stdout] 5a9b6567a402d4e4c9282d7086fd6a85a9df4e34194768732c7278cd1c224965
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc9836e9ae1ee39c4dd97b5e22ef86078aa7430700bda0b3e9c8bda671bb6de4
[INFO] running `Command { std: "docker" "start" "-a" "fc9836e9ae1ee39c4dd97b5e22ef86078aa7430700bda0b3e9c8bda671bb6de4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking tokio v1.47.0
[INFO] [stderr]     Checking bytes-utils v0.1.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]    Compiling cc v1.2.30
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking clap_lex v0.7.5
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking tempfile v3.20.0
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking clap_builder v4.5.41
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking aws-smithy-types v1.3.2
[INFO] [stderr]     Checking proptest v1.7.0
[INFO] [stderr]     Checking aws-smithy-async v1.2.5
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking clap v4.5.41
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking aws-smithy-runtime-api v1.8.7
[INFO] [stderr]     Checking aws-smithy-http v0.62.3
[INFO] [stderr]     Checking aws-credential-types v1.2.5
[INFO] [stderr]     Checking aws-sigv4 v1.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: variant `V4A` is never constructed
[INFO] [stdout]   --> src/http_request/test.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | enum Collection {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] 25 |     V4,
[INFO] [stdout] 26 |     V4A,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Collection` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `v4a` is never used
[INFO] [stdout]   --> src/http_request/test.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl SigningSuiteTest {
[INFO] [stdout]    | --------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub(crate) fn v4a(test_name: &'static str) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.51s
[INFO] running `Command { std: "docker" "inspect" "fc9836e9ae1ee39c4dd97b5e22ef86078aa7430700bda0b3e9c8bda671bb6de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc9836e9ae1ee39c4dd97b5e22ef86078aa7430700bda0b3e9c8bda671bb6de4", kill_on_drop: false }`
[INFO] [stdout] fc9836e9ae1ee39c4dd97b5e22ef86078aa7430700bda0b3e9c8bda671bb6de4