[INFO] fetching crate z39-solver 1.0.1...
[INFO] checking z39-solver-1.0.1 against master#cb40c25f6aebb637163d26bf76a680ed6e5d1eda for pr-156157-1
[INFO] extracting crate z39-solver 1.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate z39-solver 1.0.1
[INFO] finished tweaking crates.io crate z39-solver 1.0.1
[INFO] tweaked toml for crates.io crate z39-solver 1.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate z39-solver 1.0.1 on toolchain cb40c25f6aebb637163d26bf76a680ed6e5d1eda
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb40c25f6aebb637163d26bf76a680ed6e5d1eda" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate z39-solver 1.0.1 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" "+cb40c25f6aebb637163d26bf76a680ed6e5d1eda" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded turbomcp v3.1.1
[INFO] [stderr]   Downloaded turbomcp-transport-traits v3.1.1
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[INFO] [stderr]   Downloaded halfbrown v0.4.0
[INFO] [stderr]   Downloaded turbomcp-types v3.1.1
[INFO] [stderr]   Downloaded turbomcp-core v3.1.1
[INFO] [stderr]   Downloaded turbomcp-stdio v3.1.1
[INFO] [stderr]   Downloaded turbomcp-macros v3.1.1
[INFO] [stderr]   Downloaded turbomcp-transport v3.1.1
[INFO] [stderr]   Downloaded turbomcp-protocol v3.1.1
[INFO] [stderr]   Downloaded simd-json v0.17.0
[INFO] [stderr]   Downloaded turbomcp-server v3.1.1
[INFO] [stderr]   Downloaded rustls v0.23.39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+cb40c25f6aebb637163d26bf76a680ed6e5d1eda" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9eac7700ff7ccd757f1ee03c71b4bf9bab313d5b5716f7b83efb11aafa27334
[INFO] running `Command { std: "docker" "start" "-a" "b9eac7700ff7ccd757f1ee03c71b4bf9bab313d5b5716f7b83efb11aafa27334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9eac7700ff7ccd757f1ee03c71b4bf9bab313d5b5716f7b83efb11aafa27334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9eac7700ff7ccd757f1ee03c71b4bf9bab313d5b5716f7b83efb11aafa27334", kill_on_drop: false }`
[INFO] [stdout] b9eac7700ff7ccd757f1ee03c71b4bf9bab313d5b5716f7b83efb11aafa27334
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+cb40c25f6aebb637163d26bf76a680ed6e5d1eda" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73bcfabd71be28d4e8a195a5b8c3e7f045e6be3d0999ee7d820923701faf566e
[INFO] running `Command { std: "docker" "start" "-a" "73bcfabd71be28d4e8a195a5b8c3e7f045e6be3d0999ee7d820923701faf566e", kill_on_drop: false }`
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[INFO] [stderr]     Checking turbomcp-server v3.1.1
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[INFO] [stderr]     Checking z39-solver v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `download_and_extract` is never used
[INFO] [stdout]   --> src/solver.rs:94:10
[INFO] [stdout]    |
[INFO] [stdout] 94 | async fn download_and_extract(url: &str, cache_dir: &PathBuf) -> anyhow::Result<()> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `download_and_extract` is never used
[INFO] [stdout]   --> src/solver.rs:94:10
[INFO] [stdout]    |
[INFO] [stdout] 94 | async fn download_and_extract(url: &str, cache_dir: &PathBuf) -> anyhow::Result<()> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 56.36s
[INFO] running `Command { std: "docker" "inspect" "73bcfabd71be28d4e8a195a5b8c3e7f045e6be3d0999ee7d820923701faf566e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73bcfabd71be28d4e8a195a5b8c3e7f045e6be3d0999ee7d820923701faf566e", kill_on_drop: false }`
[INFO] [stdout] 73bcfabd71be28d4e8a195a5b8c3e7f045e6be3d0999ee7d820923701faf566e
