[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] testing alpha-hack-program/calculator-mcp-rs against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falpha-hack-program%2Fcalculator-mcp-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-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-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alpha-hack-program/calculator-mcp-rs on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/modelcontextprotocol/rust-sdk`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling_macro v0.21.0
[INFO] [stderr]   Downloaded darling v0.21.0
[INFO] [stderr]   Downloaded oauth2 v5.0.0
[INFO] [stderr]   Downloaded askama v0.14.0
[INFO] [stderr]   Downloaded askama_parser v0.14.0
[INFO] [stderr]   Downloaded darling_core v0.21.0
[INFO] [stderr]   Downloaded askama_derive v0.14.0
[INFO] [stderr]   Downloaded rustls v0.23.29
[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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f225511796af232e270bd7b3632a2b3ce5ae620cd055335a9e4790d2c1a865cd
[INFO] running `Command { std: "docker" "start" "-a" "f225511796af232e270bd7b3632a2b3ce5ae620cd055335a9e4790d2c1a865cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f225511796af232e270bd7b3632a2b3ce5ae620cd055335a9e4790d2c1a865cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f225511796af232e270bd7b3632a2b3ce5ae620cd055335a9e4790d2c1a865cd", kill_on_drop: false }`
[INFO] [stdout] f225511796af232e270bd7b3632a2b3ce5ae620cd055335a9e4790d2c1a865cd
[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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29a13ff7c44f6923756ac04041f29ec82753cd07f2e53de9b467bcb3ce82f402
[INFO] running `Command { std: "docker" "start" "-a" "29a13ff7c44f6923756ac04041f29ec82753cd07f2e53de9b467bcb3ce82f402", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling cc v1.2.30
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rustls v0.23.29
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling dyn-clone v1.0.19
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling basic-toml v0.1.10
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.21.0
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling ref-cast-impl v1.0.24
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling axum-macros v0.5.0
[INFO] [stderr]    Compiling schemars_derive v1.0.4
[INFO] [stderr]    Compiling tokio v1.46.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling darling_macro v0.21.0
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling axum-core v0.5.2
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling zerovec v0.11.2
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling darling v0.21.0
[INFO] [stderr]    Compiling rmcp-macros v0.3.0 (https://github.com/modelcontextprotocol/rust-sdk?branch=main#ac40e004)
[INFO] [stderr]    Compiling rustls-webpki v0.103.4
[INFO] [stderr]    Compiling askama_parser v0.14.0
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.2
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling sse-stream v0.2.1
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling serde_path_to_error v0.1.17
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling askama_derive v0.14.0
[INFO] [stderr]    Compiling schemars v1.0.4
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling h2 v0.4.11
[INFO] [stderr]    Compiling tokio-rustls v0.26.2
[INFO] [stderr]    Compiling tower-http v0.6.6
[INFO] [stderr]    Compiling askama v0.14.0
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling hyper-util v0.1.16
[INFO] [stderr]    Compiling hyper-rustls v0.27.7
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling axum v0.8.4
[INFO] [stderr]    Compiling reqwest v0.12.22
[INFO] [stderr]    Compiling oauth2 v5.0.0
[INFO] [stderr]    Compiling rmcp v0.3.0 (https://github.com/modelcontextprotocol/rust-sdk?branch=main#ac40e004)
[INFO] [stderr]    Compiling 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] error: could not compile `calculator-mcp-server` (bin "counter_mcp"); 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/bin/rustc --crate-name counter_mcp --edition=2024 src/counter_mcp.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("schemars"))' -C metadata=2b1398ff040fff30 -C extra-filename=-8d8e3b6a31705415 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-daa72f646504d98a.rlib --extern askama=/opt/rustwide/target/debug/deps/libaskama-5b81cb1c74f7f155.rlib --extern axum=/opt/rustwide/target/debug/deps/libaxum-412d8906b6833442.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-924b6fc5bbbab4d0.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-9e56e8db12e05b6e.rlib --extern hyper=/opt/rustwide/target/debug/deps/libhyper-08dcb9d40ed49828.rlib --extern hyper_util=/opt/rustwide/target/debug/deps/libhyper_util-b109f540b26710d3.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-4c192459f3fdfe6e.rlib --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-941c2335bd77dd90.rlib --extern rmcp=/opt/rustwide/target/debug/deps/librmcp-61afbd58f97dbe34.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-7c88d7cbcb5e8c27.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-6af498218639d65a.rlib --extern serde_urlencoded=/opt/rustwide/target/debug/deps/libserde_urlencoded-62740120c7b8f23a.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-02bfc38790df05a2.rlib --extern tokio_stream=/opt/rustwide/target/debug/deps/libtokio_stream-5dc9b15261dbd920.rlib --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-b9ccb9af3d839bb5.rlib --extern tower_http=/opt/rustwide/target/debug/deps/libtower_http-ab1a8c81b58d2dab.rlib --extern tracing=/opt/rustwide/target/debug/deps/libtracing-7812c12186bf318b.rlib --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-fa05a3476c655ade.rlib --extern uuid=/opt/rustwide/target/debug/deps/libuuid-557b4c05d782b18e.rlib --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/ring-8a4dd6f5848fdecc/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "29a13ff7c44f6923756ac04041f29ec82753cd07f2e53de9b467bcb3ce82f402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a13ff7c44f6923756ac04041f29ec82753cd07f2e53de9b467bcb3ce82f402", kill_on_drop: false }`
[INFO] [stdout] 29a13ff7c44f6923756ac04041f29ec82753cd07f2e53de9b467bcb3ce82f402
