[INFO] fetching crate mcp-stdio-proxy 0.2.1...
[INFO] checking mcp-stdio-proxy-0.2.1 against 1af98b7cdf86932b76182a387f52f1be6f0c1be0 for pr-159706
[INFO] extracting crate mcp-stdio-proxy 0.2.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate mcp-stdio-proxy 0.2.1
[INFO] finished tweaking crates.io crate mcp-stdio-proxy 0.2.1
[INFO] tweaked toml for crates.io crate mcp-stdio-proxy 0.2.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcp-stdio-proxy 0.2.1 on toolchain 1af98b7cdf86932b76182a387f52f1be6f0c1be0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1af98b7cdf86932b76182a387f52f1be6f0c1be0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcp-stdio-proxy 0.2.1 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" "+1af98b7cdf86932b76182a387f52f1be6f0c1be0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base62 v2.2.4
[INFO] [stderr]   Downloaded rust-i18n-support v4.1.0
[INFO] [stderr]   Downloaded rust-i18n-macro v4.1.0
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[INFO] [stderr]   Downloaded rust-i18n v4.1.0
[INFO] [stderr]   Downloaded run_code_rmcp v0.2.1
[INFO] [stderr]   Downloaded sse-stream v0.2.4
[INFO] [stderr]   Downloaded rmcp-soddygo-macros v2.2.0
[INFO] [stderr]   Downloaded jiff-static v0.2.29
[INFO] [stderr]   Downloaded mcp-streamable-proxy v0.2.1
[INFO] [stderr]   Downloaded mcp-common v0.2.1
[INFO] [stderr]   Downloaded tonic-types v0.14.6
[INFO] [stderr]   Downloaded rmcp-macros v0.10.0
[INFO] [stderr]   Downloaded opentelemetry-semantic-conventions v0.15.0
[INFO] [stderr]   Downloaded opentelemetry v0.23.0
[INFO] [stderr]   Downloaded mcp-sse-proxy v0.2.1
[INFO] [stderr]   Downloaded opentelemetry-jaeger v0.22.0
[INFO] [stderr]   Downloaded opentelemetry_sdk v0.23.0
[INFO] [stderr]   Downloaded criterion v0.6.0
[INFO] [stderr]   Downloaded process-wrap v8.2.1
[INFO] [stderr]   Downloaded rmcp v0.10.0
[INFO] [stderr]   Downloaded rmcp-soddygo v2.2.0
[INFO] [stderr]   Downloaded jiff v0.2.29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 06976c56fa859af26bb3d39f9b435b4b2dec83e3ea4a010b897823cf10972133
[INFO] running `Command { std: "docker" "start" "06976c56fa859af26bb3d39f9b435b4b2dec83e3ea4a010b897823cf10972133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06976c56fa859af26bb3d39f9b435b4b2dec83e3ea4a010b897823cf10972133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "06976c56fa859af26bb3d39f9b435b4b2dec83e3ea4a010b897823cf10972133" "/opt/rustwide/cargo-home/bin/cargo" "+1af98b7cdf86932b76182a387f52f1be6f0c1be0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06976c56fa859af26bb3d39f9b435b4b2dec83e3ea4a010b897823cf10972133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "06976c56fa859af26bb3d39f9b435b4b2dec83e3ea4a010b897823cf10972133" "/opt/rustwide/cargo-home/bin/cargo" "+1af98b7cdf86932b76182a387f52f1be6f0c1be0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: function `default_retain_days` is never used
[INFO] [stdout]   --> src/config.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn default_retain_days() -> u32 {
[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 `default_retain_days` is never used
[INFO] [stdout]   --> src/config.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn default_retain_days() -> u32 {
[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 2m 23s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.30.1, nix v0.31.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 9`
[INFO] running `Command { std: "docker" "inspect" "06976c56fa859af26bb3d39f9b435b4b2dec83e3ea4a010b897823cf10972133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06976c56fa859af26bb3d39f9b435b4b2dec83e3ea4a010b897823cf10972133", kill_on_drop: false }`
[INFO] [stdout] 06976c56fa859af26bb3d39f9b435b4b2dec83e3ea4a010b897823cf10972133