[INFO] fetching crate ruv-swarm-mcp 0.2.0...
[INFO] testing ruv-swarm-mcp-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate ruv-swarm-mcp 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ruv-swarm-mcp 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ruv-swarm-mcp 0.2.0
[INFO] tweaked toml for crates.io crate ruv-swarm-mcp 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruv-swarm-mcp 0.2.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ruv-swarm-mcp 0.2.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 96e6ba7cbe62126427ff1d3c84f51b937d3e68a335f3506d4521c93408f728f4
[INFO] running `Command { std: "docker" "start" "-a" "96e6ba7cbe62126427ff1d3c84f51b937d3e68a335f3506d4521c93408f728f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96e6ba7cbe62126427ff1d3c84f51b937d3e68a335f3506d4521c93408f728f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96e6ba7cbe62126427ff1d3c84f51b937d3e68a335f3506d4521c93408f728f4", kill_on_drop: false }`
[INFO] [stdout] 96e6ba7cbe62126427ff1d3c84f51b937d3e68a335f3506d4521c93408f728f4
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[INFO] [stdout] f16773984de391a9d132722ffee8d10d4800cc9d663db03705dffccf78f8e687
[INFO] running `Command { std: "docker" "start" "-a" "f16773984de391a9d132722ffee8d10d4800cc9d663db03705dffccf78f8e687", kill_on_drop: false }`
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[INFO] [stderr]    Compiling ruv-swarm-mcp v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `inner` and `event_rx` are never read
[INFO] [stdout]   --> src/orchestrator.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct SwarmOrchestrator {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 17 |     inner: Arc<RwLock<Swarm>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     event_rx: Arc<RwLock<mpsc::Receiver<SwarmEvent>>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `task_type`, `description`, `priority`, `assigned_agent`, and `created_at` are never read
[INFO] [stdout]   --> src/orchestrator.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct TaskInfo {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 27 |     id: Uuid,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 28 |     task_type: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 29 |     description: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 30 |     priority: TaskPriority,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 31 |     status: TaskStatus,
[INFO] [stdout] 32 |     assigned_agent: Option<Uuid>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 33 |     created_at: chrono::DateTime<chrono::Utc>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 46s
[INFO] running `Command { std: "docker" "inspect" "f16773984de391a9d132722ffee8d10d4800cc9d663db03705dffccf78f8e687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f16773984de391a9d132722ffee8d10d4800cc9d663db03705dffccf78f8e687", kill_on_drop: false }`
[INFO] [stdout] f16773984de391a9d132722ffee8d10d4800cc9d663db03705dffccf78f8e687
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a6e8c0518541bf92ca5043fbbb8a5f2e4ba1e1d51141d8f862649050301404c
[INFO] running `Command { std: "docker" "start" "-a" "1a6e8c0518541bf92ca5043fbbb8a5f2e4ba1e1d51141d8f862649050301404c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.45.1
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[INFO] [stderr]    Compiling tokio-tungstenite v0.26.2
[INFO] [stderr]    Compiling ruv-swarm-core v0.2.0
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling tokio-test v0.4.4
[INFO] [stderr]    Compiling hyper-util v0.1.14
[INFO] [stderr]    Compiling tower-http v0.6.6
[INFO] [stderr]    Compiling axum v0.7.9
[INFO] [stderr]    Compiling reqwest v0.12.20
[INFO] [stderr]    Compiling jsonschema v0.26.2
[INFO] [stderr]    Compiling axum-extra v0.9.6
[INFO] [stderr]    Compiling ruv-swarm-mcp v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `inner` and `event_rx` are never read
[INFO] [stdout]   --> src/orchestrator.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct SwarmOrchestrator {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 17 |     inner: Arc<RwLock<Swarm>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     event_rx: Arc<RwLock<mpsc::Receiver<SwarmEvent>>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `task_type`, `description`, `priority`, `assigned_agent`, and `created_at` are never read
[INFO] [stdout]   --> src/orchestrator.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct TaskInfo {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 27 |     id: Uuid,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 28 |     task_type: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 29 |     description: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 30 |     priority: TaskPriority,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 31 |     status: TaskStatus,
[INFO] [stdout] 32 |     assigned_agent: Option<Uuid>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 33 |     created_at: chrono::DateTime<chrono::Utc>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `inner` and `event_rx` are never read
[INFO] [stdout]   --> src/orchestrator.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct SwarmOrchestrator {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 17 |     inner: Arc<RwLock<Swarm>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     event_rx: Arc<RwLock<mpsc::Receiver<SwarmEvent>>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `task_type`, `description`, `priority`, `assigned_agent`, and `created_at` are never read
[INFO] [stdout]   --> src/orchestrator.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct TaskInfo {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 27 |     id: Uuid,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 28 |     task_type: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 29 |     description: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 30 |     priority: TaskPriority,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 31 |     status: TaskStatus,
[INFO] [stdout] 32 |     assigned_agent: Option<Uuid>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 33 |     created_at: chrono::DateTime<chrono::Utc>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> tests/integration_test.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::time::timeout`
[INFO] [stdout]  --> tests/integration_test.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tokio::time::timeout;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server`
[INFO] [stdout]   --> tests/integration_test.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let server = McpServer::new(orchestrator, mcp_config);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 54.06s
[INFO] running `Command { std: "docker" "inspect" "1a6e8c0518541bf92ca5043fbbb8a5f2e4ba1e1d51141d8f862649050301404c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a6e8c0518541bf92ca5043fbbb8a5f2e4ba1e1d51141d8f862649050301404c", kill_on_drop: false }`
[INFO] [stdout] 1a6e8c0518541bf92ca5043fbbb8a5f2e4ba1e1d51141d8f862649050301404c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 928d396aa248fef73696d3c080ca62e41489f76af1dca8fe66b58fed5e9ea2d5
[INFO] running `Command { std: "docker" "start" "-a" "928d396aa248fef73696d3c080ca62e41489f76af1dca8fe66b58fed5e9ea2d5", kill_on_drop: false }`
[INFO] [stderr] warning: fields `inner` and `event_rx` are never read
[INFO] [stderr]   --> src/orchestrator.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct SwarmOrchestrator {
[INFO] [stderr]    |            ----------------- fields in this struct
[INFO] [stderr] 17 |     inner: Arc<RwLock<Swarm>>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 22 |     event_rx: Arc<RwLock<mpsc::Receiver<SwarmEvent>>>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `id`, `task_type`, `description`, `priority`, `assigned_agent`, and `created_at` are never read
[INFO] [stderr]   --> src/orchestrator.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | struct TaskInfo {
[INFO] [stderr]    |        -------- fields in this struct
[INFO] [stderr] 27 |     id: Uuid,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 28 |     task_type: String,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 29 |     description: String,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 30 |     priority: TaskPriority,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 31 |     status: TaskStatus,
[INFO] [stderr] 32 |     assigned_agent: Option<Uuid>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 33 |     created_at: chrono::DateTime<chrono::Utc>,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ruv-swarm-mcp` (lib) generated 2 warnings
[INFO] [stderr] warning: `ruv-swarm-mcp` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> tests/integration_test.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio::time::timeout`
[INFO] [stderr]  --> tests/integration_test.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use tokio::time::timeout;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `server`
[INFO] [stderr]   --> tests/integration_test.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let server = McpServer::new(orchestrator, mcp_config);
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ruv-swarm-mcp` (test "integration_test") generated 3 warnings (run `cargo fix --test "integration_test" -p ruv-swarm-mcp` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ruv_swarm_mcp-0db10c809ef4735b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_mcp_server_creation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ruv_swarm_mcp-d9302063aab7a482)
[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 tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-caa0b4709796c63d)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_mcp_request_serialization ... ok
[INFO] [stdout] test test_optimization_recommendations ... ok
[INFO] [stdout] test test_tool_registry ... ok
[INFO] [stdout] test test_mcp_response_serialization ... ok
[INFO] [stdout] test test_server_creation ... ok
[INFO] [stdout] test test_orchestrator_spawn_agent ... ok
[INFO] [stdout] test test_swarm_state_query ... ok
[INFO] [stdout] test test_orchestrator_task_creation ... ok
[INFO] [stdout] test test_metrics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ruv_swarm_mcp
[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" "928d396aa248fef73696d3c080ca62e41489f76af1dca8fe66b58fed5e9ea2d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "928d396aa248fef73696d3c080ca62e41489f76af1dca8fe66b58fed5e9ea2d5", kill_on_drop: false }`
[INFO] [stdout] 928d396aa248fef73696d3c080ca62e41489f76af1dca8fe66b58fed5e9ea2d5
