[INFO] cloning repository https://github.com/arthasyou/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/arthasyou/mcp-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthasyou%2Fmcp-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthasyou%2Fmcp-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5db71182e98412bd7bb165af3d671e6ba1a3b10c
[INFO] testing arthasyou/mcp-rs/5db71182e98412bd7bb165af3d671e6ba1a3b10c against master#7704328ba5ae8d6ce0ac303c9d5a1a1605906766 for pr-146989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthasyou%2Fmcp-rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/arthasyou/mcp-rs
[INFO] finished tweaking git repo https://github.com/arthasyou/mcp-rs
[INFO] tweaked toml for git repo https://github.com/arthasyou/mcp-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/arthasyou/mcp-rs on toolchain 7704328ba5ae8d6ce0ac303c9d5a1a1605906766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/arthasyou/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" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde-untagged v0.1.9
[INFO] [stderr]   Downloaded yaml-rust2 v0.10.4
[INFO] [stderr]   Downloaded match_token v0.1.0
[INFO] [stderr]   Downloaded toolcraft-request v0.2.2
[INFO] [stderr]   Downloaded scraper v0.23.1
[INFO] [stderr]   Downloaded xmltree v0.11.0
[INFO] [stderr]   Downloaded model-gateway-rs v0.1.6
[INFO] [stderr]   Downloaded markup5ever v0.14.1
[INFO] [stderr]   Downloaded cssparser v0.34.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.110
[INFO] [stderr]   Downloaded html5ever v0.29.1
[INFO] [stderr]   Downloaded config v0.15.18
[INFO] [stderr]   Downloaded service_utils_rs v0.3.20
[INFO] [stderr]   Downloaded selectors v0.26.0
[INFO] [stderr]   Downloaded ego-tree v0.10.0
[INFO] [stderr]   Downloaded getopts v0.2.24
[INFO] [stderr]   Downloaded servo_arc v0.4.1
[INFO] [stderr]   Downloaded minio v0.3.0
[INFO] [stderr]   Downloaded rust-ini v0.21.3
[INFO] [stderr]   Downloaded openssl v0.10.74
[INFO] [stderr]   Downloaded eventsource-client v0.15.1
[INFO] [stderr]   Downloaded rustls v0.23.34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a86dfcfb12267f9d56b1f36ec923f3f5a6c0a409cac313c0eb171b24eb0f6eee
[INFO] running `Command { std: "docker" "start" "-a" "a86dfcfb12267f9d56b1f36ec923f3f5a6c0a409cac313c0eb171b24eb0f6eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a86dfcfb12267f9d56b1f36ec923f3f5a6c0a409cac313c0eb171b24eb0f6eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a86dfcfb12267f9d56b1f36ec923f3f5a6c0a409cac313c0eb171b24eb0f6eee", kill_on_drop: false }`
[INFO] [stdout] a86dfcfb12267f9d56b1f36ec923f3f5a6c0a409cac313c0eb171b24eb0f6eee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 458d2635d325badc9ea1be7b7cd57bd1548945d6911d0278ffce8a4c2d2c2e26
[INFO] running `Command { std: "docker" "start" "-a" "458d2635d325badc9ea1be7b7cd57bd1548945d6911d0278ffce8a4c2d2c2e26", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling openssl v0.10.74
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling cc v1.2.43
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling pest v2.8.3
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling erased-serde v0.4.8
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling openssl-sys v0.9.110
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling dlv-list v0.5.2
[INFO] [stderr]    Compiling pest_meta v2.8.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ordered-multimap v0.7.3
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling serde_spanned v1.0.3
[INFO] [stderr]    Compiling toml_datetime v0.7.3
[INFO] [stderr]    Compiling arraydeque v0.5.1
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling yaml-rust2 v0.10.4
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling serde-untagged v0.1.9
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]    Compiling rust-ini v0.21.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling jiff v0.2.15
[INFO] [stderr]    Compiling toml v0.9.8
[INFO] [stderr]    Compiling xml-rs v0.8.28
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]    Compiling xmltree v0.11.0
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling pest_generator v2.8.3
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling urlencoding v2.1.3
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling markup5ever v0.14.1
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling dtoa-short v0.3.5
[INFO] [stderr]    Compiling selectors v0.26.0
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling yoke v0.8.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling zerovec v0.11.5
[INFO] [stderr]    Compiling zerotrie v0.2.3
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling pest_derive v2.8.3
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling icu_properties v2.1.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling json5 v0.4.1
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling ron v0.8.1
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling multimap v0.10.1
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling config v0.15.18
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling tower-http v0.6.6
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling async-recursion v1.1.1
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling tokio-io-timeout v1.2.1
[INFO] [stderr]    Compiling cssparser v0.34.0
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling match_token v0.1.0
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling servo_arc v0.4.1
[INFO] [stderr]    Compiling getopts v0.2.24
[INFO] [stderr]    Compiling ego-tree v0.10.0
[INFO] [stderr]    Compiling html5ever v0.29.1
[INFO] [stderr]    Compiling hyper-util v0.1.17
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling scraper v0.23.1
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.24
[INFO] [stderr]    Compiling toolcraft-request v0.2.2
[INFO] [stderr]    Compiling service_utils_rs v0.3.20
[INFO] [stderr]    Compiling minio v0.3.0
[INFO] [stderr]    Compiling hyper-timeout v0.4.1
[INFO] [stderr]    Compiling hyper-rustls v0.24.2
[INFO] [stderr]    Compiling eventsource-client v0.15.1
[INFO] [stderr]    Compiling model-gateway-rs v0.1.6
[INFO] [stderr]    Compiling mcp-error-rs v0.1.1 (/opt/rustwide/workdir/crates/mcp-error-rs)
[INFO] [stderr]    Compiling mcp-core-rs v0.1.1 (/opt/rustwide/workdir/crates/mcp-core-rs)
[INFO] [stderr]    Compiling mcp-server-rs v0.1.1 (/opt/rustwide/workdir/crates/mcp-server-rs)
[INFO] [stderr]    Compiling mcp-client-rust v0.1.1 (/opt/rustwide/workdir/crates/mcp-client-rust)
[INFO] [stderr]    Compiling mcp-tools-rs v0.1.1 (/opt/rustwide/workdir/crates/mcp-tools-rs)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 15s
[INFO] running `Command { std: "docker" "inspect" "458d2635d325badc9ea1be7b7cd57bd1548945d6911d0278ffce8a4c2d2c2e26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "458d2635d325badc9ea1be7b7cd57bd1548945d6911d0278ffce8a4c2d2c2e26", kill_on_drop: false }`
[INFO] [stdout] 458d2635d325badc9ea1be7b7cd57bd1548945d6911d0278ffce8a4c2d2c2e26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 612e9894224de896da0464ac78145d0ae3c585b2cc2fdfffa2d509920c21ed1c
[INFO] running `Command { std: "docker" "start" "-a" "612e9894224de896da0464ac78145d0ae3c585b2cc2fdfffa2d509920c21ed1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling env_filter v0.1.4
[INFO] [stderr]    Compiling axum-macros v0.4.2
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling axum-core v0.4.5
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling tower-http v0.6.6
[INFO] [stderr]    Compiling config v0.15.18
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling hyper-util v0.1.17
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling axum v0.7.9
[INFO] [stderr]    Compiling hyper-rustls v0.24.2
[INFO] [stderr]    Compiling hyper-timeout v0.4.1
[INFO] [stderr]    Compiling reqwest v0.12.24
[INFO] [stderr]    Compiling eventsource-client v0.15.1
[INFO] [stderr]    Compiling toolcraft-request v0.2.2
[INFO] [stderr]    Compiling service_utils_rs v0.3.20
[INFO] [stderr]    Compiling minio v0.3.0
[INFO] [stderr]    Compiling model-gateway-rs v0.1.6
[INFO] [stderr]    Compiling mcp-error-rs v0.1.1 (/opt/rustwide/workdir/crates/mcp-error-rs)
[INFO] [stderr]    Compiling mcp-core-rs v0.1.1 (/opt/rustwide/workdir/crates/mcp-core-rs)
[INFO] [stderr]    Compiling mcp-server-rs v0.1.1 (/opt/rustwide/workdir/crates/mcp-server-rs)
[INFO] [stderr]    Compiling mcp-client-rust v0.1.1 (/opt/rustwide/workdir/crates/mcp-client-rust)
[INFO] [stderr]    Compiling mcp-tools-rs v0.1.1 (/opt/rustwide/workdir/crates/mcp-tools-rs)
[INFO] [stdout] warning: unused variable: `handler`
[INFO] [stdout]   --> crates/mcp-client-rust/examples/sse_client_mcp_service.rs:71:41
[INFO] [stdout]    |
[INFO] [stdout] 71 |     async fn set_message_handler(&self, handler: MessageHandler) -> mcp_client_rust::error::Result<()> {
[INFO] [stdout]    |                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SseTransportWrapper` is never constructed
[INFO] [stdout]   --> crates/mcp-client-rust/examples/sse_client_mcp_service.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct SseTransportWrapper {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> crates/mcp-client-rust/examples/sse_client_mcp_service.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl SseTransportWrapper {
[INFO] [stdout]    | ------------------------ associated function in this implementation
[INFO] [stdout] 25 |     fn new(transport: SseTransport) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 45.09s
[INFO] running `Command { std: "docker" "inspect" "612e9894224de896da0464ac78145d0ae3c585b2cc2fdfffa2d509920c21ed1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "612e9894224de896da0464ac78145d0ae3c585b2cc2fdfffa2d509920c21ed1c", kill_on_drop: false }`
[INFO] [stdout] 612e9894224de896da0464ac78145d0ae3c585b2cc2fdfffa2d509920c21ed1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dcd3afab72e3c40bdc46cd3755c4c9bdafb16909ca859d984f8081ab36589024
[INFO] running `Command { std: "docker" "start" "-a" "dcd3afab72e3c40bdc46cd3755c4c9bdafb16909ca859d984f8081ab36589024", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `handler`
[INFO] [stderr]   --> crates/mcp-client-rust/examples/sse_client_mcp_service.rs:71:41
[INFO] [stderr]    |
[INFO] [stderr] 71 |     async fn set_message_handler(&self, handler: MessageHandler) -> mcp_client_rust::error::Result<()> {
[INFO] [stderr]    |                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SseTransportWrapper` is never constructed
[INFO] [stderr]   --> crates/mcp-client-rust/examples/sse_client_mcp_service.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct SseTransportWrapper {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> crates/mcp-client-rust/examples/sse_client_mcp_service.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | impl SseTransportWrapper {
[INFO] [stderr]    | ------------------------ associated function in this implementation
[INFO] [stderr] 25 |     fn new(transport: SseTransport) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mcp-client-rust` (example "sse_client_mcp_service") generated 3 warnings (run `cargo fix --example "sse_client_mcp_service" -p mcp-client-rust` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mcp_client_rust-33a56a4d82e0983f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mcp_core_rs-5e38ef82a85a0efb)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test protocol::tests::test_notification_conversion ... ok
[INFO] [stdout] test protocol::tests::test_request_conversion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mcp_error_rs-45ad6f8ee227ae27)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mcp_server_rs-c76103de6b1a2052)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mcp_tools_rs-3b6dfe1011e0bbe1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mcp_client_rust
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mcp_core_rs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mcp_error_rs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mcp_server_rs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mcp_tools_rs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dcd3afab72e3c40bdc46cd3755c4c9bdafb16909ca859d984f8081ab36589024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcd3afab72e3c40bdc46cd3755c4c9bdafb16909ca859d984f8081ab36589024", kill_on_drop: false }`
[INFO] [stdout] dcd3afab72e3c40bdc46cd3755c4c9bdafb16909ca859d984f8081ab36589024