[INFO] fetching crate wae-queue 0.0.2...
[INFO] testing wae-queue-0.0.2 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate wae-queue 0.0.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate wae-queue 0.0.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate wae-queue 0.0.2
[INFO] tweaked toml for crates.io crate wae-queue 0.0.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wae-queue 0.0.2 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wae-queue 0.0.2 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9b9e87cdf1de24cc18f26132bd5f9c8d0045bd6fb67a8469c966ffae07fe5aa
[INFO] running `Command { std: "docker" "start" "-a" "f9b9e87cdf1de24cc18f26132bd5f9c8d0045bd6fb67a8469c966ffae07fe5aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9b9e87cdf1de24cc18f26132bd5f9c8d0045bd6fb67a8469c966ffae07fe5aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9b9e87cdf1de24cc18f26132bd5f9c8d0045bd6fb67a8469c966ffae07fe5aa", kill_on_drop: false }`
[INFO] [stdout] f9b9e87cdf1de24cc18f26132bd5f9c8d0045bd6fb67a8469c966ffae07fe5aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f82d298591aba912ca1dd71dff928af239af19601de8024ddb98c527db03e3d
[INFO] running `Command { std: "docker" "start" "-a" "4f82d298591aba912ca1dd71dff928af239af19601de8024ddb98c527db03e3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling protoc-bin-vendored-linux-s390_64 v3.2.0
[INFO] [stderr]    Compiling protoc-bin-vendored-linux-x86_32 v3.2.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling protoc-bin-vendored-macos-x86_64 v3.2.0
[INFO] [stderr]    Compiling protoc-bin-vendored-macos-aarch_64 v3.2.0
[INFO] [stderr]    Compiling protoc-bin-vendored-linux-ppcle_64 v3.2.0
[INFO] [stderr]    Compiling protoc-bin-vendored-win32 v3.2.0
[INFO] [stderr]    Compiling rust_decimal v1.40.0
[INFO] [stderr]    Compiling protoc-bin-vendored-linux-x86_64 v3.2.0
[INFO] [stderr]    Compiling protoc-bin-vendored-linux-aarch_64 v3.2.0
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
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[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling wae-queue v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling uuid v1.22.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling rust_decimal_macros v1.40.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling wae-types v0.0.2
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stdout] warning: field `delivery_tag` is never read
[INFO] [stdout]   --> src/backends/memory.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct PendingMessage {
[INFO] [stdout]    |        -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     delivery_tag: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_raw_internal` is never used
[INFO] [stdout]    --> src/backends/memory.rs:107:14
[INFO] [stdout]     |
[INFO] [stdout] 100 | impl MemoryProducerBackend {
[INFO] [stdout]     | -------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 107 |     async fn send_raw_internal(&self, queue: &str, data: Vec<u8>, mut metadata: MessageMetadata) -> WaeResult<MessageId> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/services.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     async fn create_producer(&self, config: ProducerConfig) -> WaeResult<MessageProducer>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout]    = note: `#[warn(async_fn_in_trait)]` on by default
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 28 -     async fn create_producer(&self, config: ProducerConfig) -> WaeResult<MessageProducer>;
[INFO] [stdout] 28 +     fn create_producer(&self, config: ProducerConfig) -> impl std::future::Future<Output = WaeResult<MessageProducer>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/services.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     async fn create_consumer(&self, config: ConsumerConfig) -> WaeResult<MessageConsumer>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 31 -     async fn create_consumer(&self, config: ConsumerConfig) -> WaeResult<MessageConsumer>;
[INFO] [stdout] 31 +     fn create_consumer(&self, config: ConsumerConfig) -> impl std::future::Future<Output = WaeResult<MessageConsumer>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/services.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     async fn close(&self) -> WaeResult<()>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 37 -     async fn close(&self) -> WaeResult<()>;
[INFO] [stdout] 37 +     fn close(&self) -> impl std::future::Future<Output = WaeResult<()>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.13s
[INFO] running `Command { std: "docker" "inspect" "4f82d298591aba912ca1dd71dff928af239af19601de8024ddb98c527db03e3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f82d298591aba912ca1dd71dff928af239af19601de8024ddb98c527db03e3d", kill_on_drop: false }`
[INFO] [stdout] 4f82d298591aba912ca1dd71dff928af239af19601de8024ddb98c527db03e3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bb2ff3c16de523a1a89edd8a6faa9d9614facc1c845e972f3dbae08bf912cea
[INFO] running `Command { std: "docker" "start" "-a" "1bb2ff3c16de523a1a89edd8a6faa9d9614facc1c845e972f3dbae08bf912cea", kill_on_drop: false }`
[INFO] [stdout] warning: field `delivery_tag` is never read
[INFO] [stdout]   --> src/backends/memory.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct PendingMessage {
[INFO] [stdout]    |        -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     delivery_tag: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_raw_internal` is never used
[INFO] [stdout]    --> src/backends/memory.rs:107:14
[INFO] [stdout]     |
[INFO] [stdout] 100 | impl MemoryProducerBackend {
[INFO] [stdout]     | -------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 107 |     async fn send_raw_internal(&self, queue: &str, data: Vec<u8>, mut metadata: MessageMetadata) -> WaeResult<MessageId> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wae-queue v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/services.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     async fn create_producer(&self, config: ProducerConfig) -> WaeResult<MessageProducer>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout]    = note: `#[warn(async_fn_in_trait)]` on by default
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 28 -     async fn create_producer(&self, config: ProducerConfig) -> WaeResult<MessageProducer>;
[INFO] [stdout] 28 +     fn create_producer(&self, config: ProducerConfig) -> impl std::future::Future<Output = WaeResult<MessageProducer>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/services.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     async fn create_consumer(&self, config: ConsumerConfig) -> WaeResult<MessageConsumer>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 31 -     async fn create_consumer(&self, config: ConsumerConfig) -> WaeResult<MessageConsumer>;
[INFO] [stdout] 31 +     fn create_consumer(&self, config: ConsumerConfig) -> impl std::future::Future<Output = WaeResult<MessageConsumer>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/services.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     async fn close(&self) -> WaeResult<()>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 37 -     async fn close(&self) -> WaeResult<()>;
[INFO] [stdout] 37 +     fn close(&self) -> impl std::future::Future<Output = WaeResult<()>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wae_queue::*`
[INFO] [stdout]  --> tests/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use wae_queue::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `delivery_tag` is never read
[INFO] [stdout]   --> src/backends/memory.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct PendingMessage {
[INFO] [stdout]    |        -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     delivery_tag: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_raw_internal` is never used
[INFO] [stdout]    --> src/backends/memory.rs:107:14
[INFO] [stdout]     |
[INFO] [stdout] 100 | impl MemoryProducerBackend {
[INFO] [stdout]     | -------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 107 |     async fn send_raw_internal(&self, queue: &str, data: Vec<u8>, mut metadata: MessageMetadata) -> WaeResult<MessageId> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/services.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     async fn create_producer(&self, config: ProducerConfig) -> WaeResult<MessageProducer>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout]    = note: `#[warn(async_fn_in_trait)]` on by default
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 28 -     async fn create_producer(&self, config: ProducerConfig) -> WaeResult<MessageProducer>;
[INFO] [stdout] 28 +     fn create_producer(&self, config: ProducerConfig) -> impl std::future::Future<Output = WaeResult<MessageProducer>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/services.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     async fn create_consumer(&self, config: ConsumerConfig) -> WaeResult<MessageConsumer>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 31 -     async fn create_consumer(&self, config: ConsumerConfig) -> WaeResult<MessageConsumer>;
[INFO] [stdout] 31 +     fn create_consumer(&self, config: ConsumerConfig) -> impl std::future::Future<Output = WaeResult<MessageConsumer>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stdout]   --> src/services.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     async fn close(&self) -> WaeResult<()>;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stdout]    |
[INFO] [stdout] 37 -     async fn close(&self) -> WaeResult<()>;
[INFO] [stdout] 37 +     fn close(&self) -> impl std::future::Future<Output = WaeResult<()>> + Send;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "1bb2ff3c16de523a1a89edd8a6faa9d9614facc1c845e972f3dbae08bf912cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bb2ff3c16de523a1a89edd8a6faa9d9614facc1c845e972f3dbae08bf912cea", kill_on_drop: false }`
[INFO] [stdout] 1bb2ff3c16de523a1a89edd8a6faa9d9614facc1c845e972f3dbae08bf912cea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 732c44c002e106f491610fab945cb0daf1639d31d655679b89d29e02b834253e
[INFO] running `Command { std: "docker" "start" "-a" "732c44c002e106f491610fab945cb0daf1639d31d655679b89d29e02b834253e", kill_on_drop: false }`
[INFO] [stderr] warning: field `delivery_tag` is never read
[INFO] [stderr]   --> src/backends/memory.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | struct PendingMessage {
[INFO] [stderr]    |        -------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 15 |     delivery_tag: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `send_raw_internal` is never used
[INFO] [stderr]    --> src/backends/memory.rs:107:14
[INFO] [stderr]     |
[INFO] [stderr] 100 | impl MemoryProducerBackend {
[INFO] [stderr]     | -------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 107 |     async fn send_raw_internal(&self, queue: &str, data: Vec<u8>, mut metadata: MessageMetadata) -> WaeResult<MessageId> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stderr]   --> src/services.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     async fn create_producer(&self, config: ProducerConfig) -> WaeResult<MessageProducer>;
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stderr]    = note: `#[warn(async_fn_in_trait)]` on by default
[INFO] [stderr] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stderr]    |
[INFO] [stderr] 28 -     async fn create_producer(&self, config: ProducerConfig) -> WaeResult<MessageProducer>;
[INFO] [stderr] 28 +     fn create_producer(&self, config: ProducerConfig) -> impl std::future::Future<Output = WaeResult<MessageProducer>> + Send;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stderr]   --> src/services.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     async fn create_consumer(&self, config: ConsumerConfig) -> WaeResult<MessageConsumer>;
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stderr] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stderr]    |
[INFO] [stderr] 31 -     async fn create_consumer(&self, config: ConsumerConfig) -> WaeResult<MessageConsumer>;
[INFO] [stderr] 31 +     fn create_consumer(&self, config: ConsumerConfig) -> impl std::future::Future<Output = WaeResult<MessageConsumer>> + Send;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified
[INFO] [stderr]   --> src/services.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     async fn close(&self) -> WaeResult<()>;
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future`
[INFO] [stderr] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change
[INFO] [stderr]    |
[INFO] [stderr] 37 -     async fn close(&self) -> WaeResult<()>;
[INFO] [stderr] 37 +     fn close(&self) -> impl std::future::Future<Output = WaeResult<()>> + Send;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `wae-queue` (lib) generated 5 warnings
[INFO] [stderr] warning: `wae-queue` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr] warning: unused import: `wae_queue::*`
[INFO] [stderr]  --> tests/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use wae_queue::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `wae-queue` (test "main") generated 1 warning (run `cargo fix --test "main" -p wae-queue` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wae_queue-c4f400320bffbb8a)
[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/lib_tests.rs (/opt/rustwide/target/debug/deps/lib_tests-9d3367ad5faf2398)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_consumer_config ... ok
[INFO] [stdout] test test_queue_config ... ok
[INFO] [stdout] test test_producer_config_default ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/main.rs (/opt/rustwide/target/debug/deps/main-15d78ae0b4c10285)
[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 wae_queue
[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" "732c44c002e106f491610fab945cb0daf1639d31d655679b89d29e02b834253e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "732c44c002e106f491610fab945cb0daf1639d31d655679b89d29e02b834253e", kill_on_drop: false }`
[INFO] [stdout] 732c44c002e106f491610fab945cb0daf1639d31d655679b89d29e02b834253e
