[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#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[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 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/modelcontextprotocol/rust-sdk`
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[INFO] [stderr]   Downloaded tokio-util v0.7.15
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f84f98cbcc93c9eb473a587f7f8629421cba97b6c0b0fa5ec3e81d3733469906
[INFO] running `Command { std: "docker" "start" "-a" "f84f98cbcc93c9eb473a587f7f8629421cba97b6c0b0fa5ec3e81d3733469906", kill_on_drop: false }`
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[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "3754d7f45eb7f96014d1b6cabc6dd832f69a9fe86634aec235c9f670465b7cd2", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tinystr v0.8.1
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[INFO] [stderr]    Compiling icu_collections v2.0.0
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[INFO] [stderr]    Compiling askama v0.14.0
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[INFO] [stderr]    Compiling hyper-util v0.1.16
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling hyper-rustls v0.27.7
[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 "calculator_mcp")
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/0d162b25edd5bf0dba9a22e83b614f1113e90474/bin/rustc --crate-name calculator_mcp --edition=2024 src/calculator_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=dc245d06d51bc0b8 -C extra-filename=-445ebc06e2b8c77a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-e1510cbfe26654d3.rlib --extern askama=/opt/rustwide/target/debug/deps/libaskama-c99785000ed81fcd.rlib --extern axum=/opt/rustwide/target/debug/deps/libaxum-a3030aa14a2f648d.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-4dd7dc47a69a3c66.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-463712991e76a6a8.rlib --extern hyper=/opt/rustwide/target/debug/deps/libhyper-b0aaccb075d05219.rlib --extern hyper_util=/opt/rustwide/target/debug/deps/libhyper_util-91e7f8700e64d3e0.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-af50ff0cf9c1f920.rlib --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-3305f2af4faef791.rlib --extern rmcp=/opt/rustwide/target/debug/deps/librmcp-2fb89cc94374fbaa.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-5c4aefbcdcb528b6.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-6fd31a7dfc30035f.rlib --extern serde_urlencoded=/opt/rustwide/target/debug/deps/libserde_urlencoded-d637202bd4b76698.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-845d039d5943136a.rlib --extern tokio_stream=/opt/rustwide/target/debug/deps/libtokio_stream-b6b2a36d767f1193.rlib --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-f335a13f13355ab7.rlib --extern tower_http=/opt/rustwide/target/debug/deps/libtower_http-233727f67d3641b5.rlib --extern tracing=/opt/rustwide/target/debug/deps/libtracing-dbcbdf03f939db58.rlib --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-981a971d6ec80ca6.rlib --extern uuid=/opt/rustwide/target/debug/deps/libuuid-4a4b5fdbcda963df.rlib --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/ring-0fff4c8a39a59155/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/0d162b25edd5bf0dba9a22e83b614f1113e90474/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=bc3c1159966a80ed -C extra-filename=-61617e6d483ca43c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-e1510cbfe26654d3.rlib --extern askama=/opt/rustwide/target/debug/deps/libaskama-c99785000ed81fcd.rlib --extern axum=/opt/rustwide/target/debug/deps/libaxum-a3030aa14a2f648d.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-4dd7dc47a69a3c66.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-463712991e76a6a8.rlib --extern hyper=/opt/rustwide/target/debug/deps/libhyper-b0aaccb075d05219.rlib --extern hyper_util=/opt/rustwide/target/debug/deps/libhyper_util-91e7f8700e64d3e0.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-af50ff0cf9c1f920.rlib --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-3305f2af4faef791.rlib --extern rmcp=/opt/rustwide/target/debug/deps/librmcp-2fb89cc94374fbaa.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-5c4aefbcdcb528b6.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-6fd31a7dfc30035f.rlib --extern serde_urlencoded=/opt/rustwide/target/debug/deps/libserde_urlencoded-d637202bd4b76698.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-845d039d5943136a.rlib --extern tokio_stream=/opt/rustwide/target/debug/deps/libtokio_stream-b6b2a36d767f1193.rlib --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-f335a13f13355ab7.rlib --extern tower_http=/opt/rustwide/target/debug/deps/libtower_http-233727f67d3641b5.rlib --extern tracing=/opt/rustwide/target/debug/deps/libtracing-dbcbdf03f939db58.rlib --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-981a971d6ec80ca6.rlib --extern uuid=/opt/rustwide/target/debug/deps/libuuid-4a4b5fdbcda963df.rlib --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/ring-0fff4c8a39a59155/out` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "3754d7f45eb7f96014d1b6cabc6dd832f69a9fe86634aec235c9f670465b7cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3754d7f45eb7f96014d1b6cabc6dd832f69a9fe86634aec235c9f670465b7cd2", kill_on_drop: false }`
[INFO] [stdout] 3754d7f45eb7f96014d1b6cabc6dd832f69a9fe86634aec235c9f670465b7cd2
