[INFO] cloning repository https://github.com/darinkishore/sample_rs_mcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darinkishore/sample_rs_mcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarinkishore%2Fsample_rs_mcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarinkishore%2Fsample_rs_mcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7adb9a865ffc24cc9fa3ef17287536224becf342
[INFO] testing darinkishore/sample_rs_mcp against nightly-2025-01-18+rustflags=-Zrandomize-layout for randomize-layout-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarinkishore%2Fsample_rs_mcp" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darinkishore/sample_rs_mcp on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/darinkishore/sample_rs_mcp
[INFO] finished tweaking git repo https://github.com/darinkishore/sample_rs_mcp
[INFO] tweaked toml for git repo https://github.com/darinkishore/sample_rs_mcp written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/darinkishore/sample_rs_mcp 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" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c60608098d30f7e68affd614485c420c6031f13541136a538d3571191a972257
[INFO] running `Command { std: "docker" "start" "-a" "c60608098d30f7e68affd614485c420c6031f13541136a538d3571191a972257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c60608098d30f7e68affd614485c420c6031f13541136a538d3571191a972257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c60608098d30f7e68affd614485c420c6031f13541136a538d3571191a972257", kill_on_drop: false }`
[INFO] [stdout] c60608098d30f7e68affd614485c420c6031f13541136a538d3571191a972257
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79b8f891f9c2c6f1d94abe04654a20635dbbc5651ac48f6de1b10da462673e6e
[INFO] running `Command { std: "docker" "start" "-a" "79b8f891f9c2c6f1d94abe04654a20635dbbc5651ac48f6de1b10da462673e6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling thiserror v2.0.9
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling mcp_client_rs v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr] warning: mcp_client_rs@0.1.5: FUNC_ENUMS_MAX_RESPONSE_TOKENS set to: 50000
[INFO] [stderr] warning: mcp_client_rs@0.1.5: FUNC_ENUMS_MAX_REQUEST_TOKENS set to: 50000
[INFO] [stderr] warning: mcp_client_rs@0.1.5: FUNC_ENUMS_MAX_FUNC_TOKENS set to: 50000
[INFO] [stderr] warning: mcp_client_rs@0.1.5: FUNC_ENUMS_MAX_SINGLE_ARG_TOKENS set to: 50000
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.9
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling tokio v1.42.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/client/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration` and `timeout`
[INFO] [stdout]  --> src/client/mod.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::time::{timeout, Duration};
[INFO] [stdout]   |                   ^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CompleteRequest`, `CompleteResult`, `GetPromptResult`, and `ListPromptsResult`
[INFO] [stdout]   --> src/client/mod.rs:12:62
[INFO] [stdout]    |
[INFO] [stdout] 12 |         CallToolRequest, CallToolResult, ClientCapabilities, CompleteRequest, CompleteResult,
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 13 |         GetPromptResult, Implementation, InitializeResult, ListPromptsResult, ListResourcesResult,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Notification` and `RequestId`
[INFO] [stdout]  --> src/server/mod.rs:8:35
[INFO] [stdout]   |
[INFO] [stdout] 8 |     protocol::{Request, Response, Notification, ResponseError, RequestId},
[INFO] [stdout]   |                                   ^^^^^^^^^^^^                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StreamExt`
[INFO] [stdout]  --> src/transport/stdio.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures::{Stream, StreamExt};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ErrorCode`
[INFO] [stdout]   --> src/transport/stdio.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 |     error::{Error, ErrorCode},
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id_val`
[INFO] [stdout]   --> src/transport/mod.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |         if let Some(id_val) = value.get("id") {
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_id_val`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `response_sender` is never read
[INFO] [stdout]   --> src/client/mod.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Client {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     response_sender: tokio::sync::mpsc::UnboundedSender<Message>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.58s
[INFO] running `Command { std: "docker" "inspect" "79b8f891f9c2c6f1d94abe04654a20635dbbc5651ac48f6de1b10da462673e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79b8f891f9c2c6f1d94abe04654a20635dbbc5651ac48f6de1b10da462673e6e", kill_on_drop: false }`
[INFO] [stdout] 79b8f891f9c2c6f1d94abe04654a20635dbbc5651ac48f6de1b10da462673e6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50793f0212dbc9e7735c2c18d693a1cc188c22fe069d980450ceb5a3264fddb4
[INFO] running `Command { std: "docker" "start" "-a" "50793f0212dbc9e7735c2c18d693a1cc188c22fe069d980450ceb5a3264fddb4", kill_on_drop: false }`
[INFO] [stderr] warning: mcp_client_rs@0.1.5: FUNC_ENUMS_MAX_RESPONSE_TOKENS set to: 50000
[INFO] [stderr] warning: mcp_client_rs@0.1.5: FUNC_ENUMS_MAX_REQUEST_TOKENS set to: 50000
[INFO] [stderr] warning: mcp_client_rs@0.1.5: FUNC_ENUMS_MAX_FUNC_TOKENS set to: 50000
[INFO] [stderr] warning: mcp_client_rs@0.1.5: FUNC_ENUMS_MAX_SINGLE_ARG_TOKENS set to: 50000
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/client/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration` and `timeout`
[INFO] [stdout]  --> src/client/mod.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::time::{timeout, Duration};
[INFO] [stdout]   |                   ^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CompleteRequest`, `CompleteResult`, `GetPromptResult`, and `ListPromptsResult`
[INFO] [stdout]   --> src/client/mod.rs:12:62
[INFO] [stdout]    |
[INFO] [stdout] 12 |         CallToolRequest, CallToolResult, ClientCapabilities, CompleteRequest, CompleteResult,
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 13 |         GetPromptResult, Implementation, InitializeResult, ListPromptsResult, ListResourcesResult,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Notification` and `RequestId`
[INFO] [stdout]  --> src/server/mod.rs:8:35
[INFO] [stdout]   |
[INFO] [stdout] 8 |     protocol::{Request, Response, Notification, ResponseError, RequestId},
[INFO] [stdout]   |                                   ^^^^^^^^^^^^                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StreamExt`
[INFO] [stdout]  --> src/transport/stdio.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures::{Stream, StreamExt};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ErrorCode`
[INFO] [stdout]   --> src/transport/stdio.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 |     error::{Error, ErrorCode},
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mcp_client_rs v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `id_val`
[INFO] [stdout]   --> src/transport/mod.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |         if let Some(id_val) = value.get("id") {
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_id_val`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `response_sender` is never read
[INFO] [stdout]   --> src/client/mod.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Client {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     response_sender: tokio::sync::mpsc::UnboundedSender<Message>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/client/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration` and `timeout`
[INFO] [stdout]  --> src/client/mod.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::time::{timeout, Duration};
[INFO] [stdout]   |                   ^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CompleteRequest`, `CompleteResult`, `GetPromptResult`, and `ListPromptsResult`
[INFO] [stdout]   --> src/client/mod.rs:12:62
[INFO] [stdout]    |
[INFO] [stdout] 12 |         CallToolRequest, CallToolResult, ClientCapabilities, CompleteRequest, CompleteResult,
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 13 |         GetPromptResult, Implementation, InitializeResult, ListPromptsResult, ListResourcesResult,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CallToolResult`, `ClientCapabilities`, `ListToolsResult`, `ReadResourceResult`, and `Tool`
[INFO] [stdout]  --> src/client/test.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     CallToolResult, ClientCapabilities, ListToolsResult, MessageContent, ReadResourceResult,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     ServerCapabilities, Tool,
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StreamExt`
[INFO] [stdout]  --> src/transport/stdio.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures::{Stream, StreamExt};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ErrorCode`
[INFO] [stdout]   --> src/transport/stdio.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 |     error::{Error, ErrorCode},
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StreamExt`
[INFO] [stdout]    --> src/server/mod.rs:140:27
[INFO] [stdout]     |
[INFO] [stdout] 140 |     use futures::{Stream, StreamExt};
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client_rx`
[INFO] [stdout]    --> src/server/mod.rs:594:40
[INFO] [stdout]     |
[INFO] [stdout] 594 |         let (transport, client_tx, mut client_rx) = MockTransport::new();
[INFO] [stdout]     |                                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_client_rx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/server/mod.rs:594:36
[INFO] [stdout]     |
[INFO] [stdout] 594 |         let (transport, client_tx, mut client_rx) = MockTransport::new();
[INFO] [stdout]     |                                    ----^^^^^^^^^
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id_val`
[INFO] [stdout]   --> src/transport/mod.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |         if let Some(id_val) = value.get("id") {
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_id_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `response_sender` is never read
[INFO] [stdout]   --> src/client/mod.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Client {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     response_sender: tokio::sync::mpsc::UnboundedSender<Message>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.24s
[INFO] running `Command { std: "docker" "inspect" "50793f0212dbc9e7735c2c18d693a1cc188c22fe069d980450ceb5a3264fddb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50793f0212dbc9e7735c2c18d693a1cc188c22fe069d980450ceb5a3264fddb4", kill_on_drop: false }`
[INFO] [stdout] 50793f0212dbc9e7735c2c18d693a1cc188c22fe069d980450ceb5a3264fddb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4d5892e563627bf9a91bdb51a5a16b3db8e06485de70352e41a447d706aa2592
[INFO] running `Command { std: "docker" "start" "-a" "4d5892e563627bf9a91bdb51a5a16b3db8e06485de70352e41a447d706aa2592", kill_on_drop: false }`
[INFO] [stderr] warning: mcp_client_rs@0.1.5: FUNC_ENUMS_MAX_RESPONSE_TOKENS set to: 50000
[INFO] [stderr] warning: mcp_client_rs@0.1.5: FUNC_ENUMS_MAX_REQUEST_TOKENS set to: 50000
[INFO] [stderr] warning: mcp_client_rs@0.1.5: FUNC_ENUMS_MAX_FUNC_TOKENS set to: 50000
[INFO] [stderr] warning: mcp_client_rs@0.1.5: FUNC_ENUMS_MAX_SINGLE_ARG_TOKENS set to: 50000
[INFO] [stderr] warning: unused import: `serde_json::Value`
[INFO] [stderr]  --> src/client/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde_json::Value;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration` and `timeout`
[INFO] [stderr]  --> src/client/mod.rs:5:19
[INFO] [stderr]   |
[INFO] [stderr] 5 | use tokio::time::{timeout, Duration};
[INFO] [stderr]   |                   ^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CompleteRequest`, `CompleteResult`, `GetPromptResult`, and `ListPromptsResult`
[INFO] [stderr]   --> src/client/mod.rs:12:62
[INFO] [stderr]    |
[INFO] [stderr] 12 |         CallToolRequest, CallToolResult, ClientCapabilities, CompleteRequest, CompleteResult,
[INFO] [stderr]    |                                                              ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stderr] 13 |         GetPromptResult, Implementation, InitializeResult, ListPromptsResult, ListResourcesResult,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Notification` and `RequestId`
[INFO] [stderr]  --> src/server/mod.rs:8:35
[INFO] [stderr]   |
[INFO] [stderr] 8 |     protocol::{Request, Response, Notification, ResponseError, RequestId},
[INFO] [stderr]   |                                   ^^^^^^^^^^^^                 ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `StreamExt`
[INFO] [stderr]  --> src/transport/stdio.rs:2:23
[INFO] [stderr]   |
[INFO] [stderr] 2 | use futures::{Stream, StreamExt};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ErrorCode`
[INFO] [stderr]   --> src/transport/stdio.rs:10:20
[INFO] [stderr]    |
[INFO] [stderr] 10 |     error::{Error, ErrorCode},
[INFO] [stderr]    |                    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id_val`
[INFO] [stderr]   --> src/transport/mod.rs:58:21
[INFO] [stderr]    |
[INFO] [stderr] 58 |         if let Some(id_val) = value.get("id") {
[INFO] [stderr]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_id_val`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `response_sender` is never read
[INFO] [stderr]   --> src/client/mod.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub struct Client {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 31 |     response_sender: tokio::sync::mpsc::UnboundedSender<Message>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CallToolResult`, `ClientCapabilities`, `ListToolsResult`, `ReadResourceResult`, and `Tool`
[INFO] [stderr]  --> src/client/test.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     CallToolResult, ClientCapabilities, ListToolsResult, MessageContent, ReadResourceResult,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 5 |     ServerCapabilities, Tool,
[INFO] [stderr]   |                         ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `StreamExt`
[INFO] [stderr]    --> src/server/mod.rs:140:27
[INFO] [stderr]     |
[INFO] [stderr] 140 |     use futures::{Stream, StreamExt};
[INFO] [stderr]     |                           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `client_rx`
[INFO] [stderr]    --> src/server/mod.rs:594:40
[INFO] [stderr]     |
[INFO] [stderr] 594 |         let (transport, client_tx, mut client_rx) = MockTransport::new();
[INFO] [stderr]     |                                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_client_rx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/server/mod.rs:594:36
[INFO] [stderr]     |
[INFO] [stderr] 594 |         let (transport, client_tx, mut client_rx) = MockTransport::new();
[INFO] [stderr]     |                                    ----^^^^^^^^^
[INFO] [stderr]     |                                    |
[INFO] [stderr]     |                                    help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id_val`
[INFO] [stderr]   --> src/transport/mod.rs:58:21
[INFO] [stderr]    |
[INFO] [stderr] 58 |         if let Some(id_val) = value.get("id") {
[INFO] [stderr]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_id_val`
[INFO] [stderr] 
[INFO] [stderr] warning: `mcp_client_rs` (lib) generated 8 warnings (run `cargo fix --lib -p mcp_client_rs` to apply 6 suggestions)
[INFO] [stderr] warning: `mcp_client_rs` (lib test) generated 11 warnings (6 duplicates) (run `cargo fix --lib -p mcp_client_rs --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mcp_client_rs-62813d07bb1d1e24)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test client::test::test_list_tools_schema ... FAILED
[INFO] [stdout] test protocol::tests::test_notification_creation ... ok
[INFO] [stdout] test client::test::test_ping_request ... FAILED
[INFO] [stdout] test protocol::tests::test_response_success ... ok
[INFO] [stdout] test client::test::test_call_add_note_wrong_types ... FAILED
[INFO] [stdout] test protocol::tests::test_protocol_versions ... ok
[INFO] [stdout] test protocol::tests::test_request_creation ... ok
[INFO] [stdout] test protocol::tests::test_request_id_display ... ok
[INFO] [stdout] test client::test::test_call_add_note_success ... FAILED
[INFO] [stdout] test client::test::test_notes_simple_basic_functionality ... FAILED
[INFO] [stdout] test protocol::tests::test_response_error ... ok
[INFO] [stdout] test client::test::test_call_add_note_missing_args ... FAILED
[INFO] [stdout] test client::test::test_call_tool_invalid_name ... FAILED
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test client::test::test_resource_list_after_adding_note ... FAILED
[INFO] [stdout] test client::test::test_read_resource_of_added_note ... FAILED
[INFO] [stdout] test client::test::test_resource_list_changed_notification_handling ... FAILED
[INFO] [stdout] test client::test::test_set_log_level ... FAILED
[INFO] [stdout] test client::builder::tests::test_builder_spawn_failure ... ok
[INFO] [stdout] test server::tests::test_server_error_handling ... ok
[INFO] [stdout] test server::tests::test_invalid_message_handling ... ok
[INFO] [stdout] test server::tests::test_double_initialization ... ok
[INFO] [stdout] test server::tests::test_shutdown_handling ... ok
[INFO] [stdout] test server::tests::test_server_fast_operation ... ok
[INFO] [stdout] test server::tests::test_server_initialization_timeout ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- client::test::test_list_tools_schema stdout ----
[INFO] [stdout] Error: Io("No such file or directory (os error 2)")
[INFO] [stdout] 
[INFO] [stdout] ---- client::test::test_ping_request stdout ----
[INFO] [stdout] Error: Io("No such file or directory (os error 2)")
[INFO] [stdout] 
[INFO] [stdout] ---- client::test::test_call_add_note_wrong_types stdout ----
[INFO] [stdout] Error: Io("No such file or directory (os error 2)")
[INFO] [stdout] 
[INFO] [stdout] ---- client::test::test_call_add_note_success stdout ----
[INFO] [stdout] Error: Io("No such file or directory (os error 2)")
[INFO] [stdout] 
[INFO] [stdout] ---- client::test::test_notes_simple_basic_functionality stdout ----
[INFO] [stdout] Error: Io("No such file or directory (os error 2)")
[INFO] [stdout] 
[INFO] [stdout] ---- client::test::test_call_add_note_missing_args stdout ----
[INFO] [stdout] Error: Io("No such file or directory (os error 2)")
[INFO] [stdout] 
[INFO] [stdout] ---- client::test::test_call_tool_invalid_name stdout ----
[INFO] [stdout] Error: Io("No such file or directory (os error 2)")
[INFO] [stdout] 
[INFO] [stdout] ---- client::test::test_resource_list_after_adding_note stdout ----
[INFO] [stdout] Error: Io("No such file or directory (os error 2)")
[INFO] [stdout] 
[INFO] [stdout] ---- client::test::test_read_resource_of_added_note stdout ----
[INFO] [stdout] Error: Io("No such file or directory (os error 2)")
[INFO] [stdout] 
[INFO] [stdout] ---- client::test::test_resource_list_changed_notification_handling stdout ----
[INFO] [stdout] Error: Io("No such file or directory (os error 2)")
[INFO] [stdout] 
[INFO] [stdout] ---- client::test::test_set_log_level stdout ----
[INFO] [stdout] Error: Io("No such file or directory (os error 2)")
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     client::test::test_call_add_note_missing_args
[INFO] [stdout]     client::test::test_call_add_note_success
[INFO] [stdout]     client::test::test_call_add_note_wrong_types
[INFO] [stdout]     client::test::test_call_tool_invalid_name
[INFO] [stdout]     client::test::test_list_tools_schema
[INFO] [stdout]     client::test::test_notes_simple_basic_functionality
[INFO] [stdout]     client::test::test_ping_request
[INFO] [stdout]     client::test::test_read_resource_of_added_note
[INFO] [stdout]     client::test::test_resource_list_after_adding_note
[INFO] [stdout]     client::test::test_resource_list_changed_notification_handling
[INFO] [stdout]     client::test::test_set_log_level
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 14 passed; 11 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.12s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "4d5892e563627bf9a91bdb51a5a16b3db8e06485de70352e41a447d706aa2592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d5892e563627bf9a91bdb51a5a16b3db8e06485de70352e41a447d706aa2592", kill_on_drop: false }`
[INFO] [stdout] 4d5892e563627bf9a91bdb51a5a16b3db8e06485de70352e41a447d706aa2592
