[INFO] cloning repository https://github.com/alpha-hack-program/calculator-mcp-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alpha-hack-program/calculator-mcp-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falpha-hack-program%2Fcalculator-mcp-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falpha-hack-program%2Fcalculator-mcp-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4202be096b10a670b2bf79fa77f22b2118f39973 [INFO] checking alpha-hack-program/calculator-mcp-rs against master#377656d3dd3f9c23a9c8713e163f4365a5261a84 for pr-146470-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falpha-hack-program%2Fcalculator-mcp-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/alpha-hack-program/calculator-mcp-rs [INFO] finished tweaking git repo https://github.com/alpha-hack-program/calculator-mcp-rs [INFO] tweaked toml for git repo https://github.com/alpha-hack-program/calculator-mcp-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/alpha-hack-program/calculator-mcp-rs on toolchain 377656d3dd3f9c23a9c8713e163f4365a5261a84 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/alpha-hack-program/calculator-mcp-rs 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" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Updating git repository `https://github.com/modelcontextprotocol/rust-sdk` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded darling v0.21.0 [INFO] [stderr] Downloaded basic-toml v0.1.10 [INFO] [stderr] Downloaded darling_macro v0.21.0 [INFO] [stderr] Downloaded schemars_derive v1.0.4 [INFO] [stderr] Downloaded sse-stream v0.2.1 [INFO] [stderr] Downloaded askama v0.14.0 [INFO] [stderr] Downloaded askama_parser v0.14.0 [INFO] [stderr] Downloaded askama_derive v0.14.0 [INFO] [stderr] Downloaded darling_core v0.21.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 23671db87717d02ec4e6e1851dca35dd1921519a8d94ab4768d89844e2bb514f [INFO] running `Command { std: "docker" "start" "-a" "23671db87717d02ec4e6e1851dca35dd1921519a8d94ab4768d89844e2bb514f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "23671db87717d02ec4e6e1851dca35dd1921519a8d94ab4768d89844e2bb514f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23671db87717d02ec4e6e1851dca35dd1921519a8d94ab4768d89844e2bb514f", kill_on_drop: false }` [INFO] [stdout] 23671db87717d02ec4e6e1851dca35dd1921519a8d94ab4768d89844e2bb514f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e4eb0f7a93e3569a0a2c22765bc57aae0213f4c78bb4d003fca172d2996a0145 [INFO] running `Command { std: "docker" "start" "-a" "e4eb0f7a93e3569a0a2c22765bc57aae0213f4c78bb4d003fca172d2996a0145", kill_on_drop: false }` [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Compiling cc v1.2.30 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking signal-hook-registry v1.4.5 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling openssl v0.10.73 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Checking http-body-util v0.1.3 [INFO] [stderr] Compiling serde_json v1.0.141 [INFO] [stderr] Compiling rustls v0.23.29 [INFO] [stderr] Checking icu_normalizer v2.0.0 [INFO] [stderr] Compiling darling_core v0.21.0 [INFO] [stderr] Checking webpki-roots v1.0.2 [INFO] [stderr] Checking iri-string v0.7.8 [INFO] [stderr] Compiling ref-cast v1.0.24 [INFO] [stderr] Compiling ref-cast-impl v1.0.24 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Compiling serde_derive_internals v0.29.1 [INFO] [stderr] Compiling winnow v0.7.12 [INFO] [stderr] Checking sha2 v0.10.9 [INFO] [stderr] Compiling axum-macros v0.5.0 [INFO] [stderr] Compiling thiserror-impl v2.0.12 [INFO] [stderr] Checking tokio v1.46.1 [INFO] [stderr] Checking axum-core v0.5.2 [INFO] [stderr] Checking idna_adapter v1.2.1 [INFO] [stderr] Compiling rustc-hash v2.1.1 [INFO] [stderr] Checking idna v1.0.3 [INFO] [stderr] Checking matchit v0.8.4 [INFO] [stderr] Checking dyn-clone v1.0.19 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking thread_local v1.1.9 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking tracing-subscriber v0.3.19 [INFO] [stderr] Compiling schemars_derive v1.0.4 [INFO] [stderr] Compiling openssl-sys v0.9.109 [INFO] [stderr] Compiling ring v0.17.14 [INFO] [stderr] Checking thiserror v2.0.12 [INFO] [stderr] Compiling native-tls v0.2.14 [INFO] [stderr] Compiling darling_macro v0.21.0 [INFO] [stderr] Compiling darling v0.21.0 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking serde_path_to_error v0.1.17 [INFO] [stderr] Checking url v2.5.4 [INFO] [stderr] Checking chrono v0.4.41 [INFO] [stderr] Checking uuid v1.17.0 [INFO] [stderr] Compiling basic-toml v0.1.10 [INFO] [stderr] Compiling askama_parser v0.14.0 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking sse-stream v0.2.1 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking tokio-util v0.7.15 [INFO] [stderr] Checking tower v0.5.2 [INFO] [stderr] Checking tokio-stream v0.1.17 [INFO] [stderr] Checking h2 v0.4.11 [INFO] [stderr] Checking tower-http v0.6.6 [INFO] [stderr] Checking schemars v1.0.4 [INFO] [stderr] Compiling askama_derive v0.14.0 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking rustls-webpki v0.103.4 [INFO] [stderr] Compiling rmcp-macros v0.3.0 (https://github.com/modelcontextprotocol/rust-sdk?branch=main#ac40e004) [INFO] [stderr] Checking askama v0.14.0 [INFO] [stderr] Checking hyper v1.6.0 [INFO] [stderr] Checking tokio-rustls v0.26.2 [INFO] [stderr] Checking hyper-util v0.1.16 [INFO] [stderr] Checking hyper-rustls v0.27.7 [INFO] [stderr] Checking hyper-tls v0.6.0 [INFO] [stderr] Checking axum v0.8.4 [INFO] [stderr] Checking reqwest v0.12.22 [INFO] [stderr] Checking oauth2 v5.0.0 [INFO] [stderr] Checking rmcp v0.3.0 (https://github.com/modelcontextprotocol/rust-sdk?branch=main#ac40e004) [INFO] [stderr] Checking calculator-mcp-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `SumRequest` is never constructed [INFO] [stdout] --> src/common/calculator.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct SumRequest { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SubRequest` is never constructed [INFO] [stdout] --> src/common/calculator.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct SubRequest { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FactorialRequest` is never constructed [INFO] [stdout] --> src/common/calculator.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct FactorialRequest { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Calculator` is never constructed [INFO] [stdout] --> src/common/calculator.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct Calculator { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SumRequest` is never constructed [INFO] [stdout] --> src/common/calculator.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct SumRequest { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SubRequest` is never constructed [INFO] [stdout] --> src/common/calculator.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct SubRequest { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FactorialRequest` is never constructed [INFO] [stdout] --> src/common/calculator.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct FactorialRequest { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Calculator` is never constructed [INFO] [stdout] --> src/common/calculator.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct Calculator { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SumRequest` is never constructed [INFO] [stdout] --> src/common/calculator.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct SumRequest { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SubRequest` is never constructed [INFO] [stdout] --> src/common/calculator.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct SubRequest { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FactorialRequest` is never constructed [INFO] [stdout] --> src/common/calculator.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct FactorialRequest { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Calculator` is never constructed [INFO] [stdout] --> src/common/calculator.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct Calculator { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.70s [INFO] running `Command { std: "docker" "inspect" "e4eb0f7a93e3569a0a2c22765bc57aae0213f4c78bb4d003fca172d2996a0145", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4eb0f7a93e3569a0a2c22765bc57aae0213f4c78bb4d003fca172d2996a0145", kill_on_drop: false }` [INFO] [stdout] e4eb0f7a93e3569a0a2c22765bc57aae0213f4c78bb4d003fca172d2996a0145