[INFO] fetching crate stomp-rs 0.0.6...
[INFO] checking stomp-rs-0.0.6 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate stomp-rs 0.0.6 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate stomp-rs 0.0.6 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stomp-rs 0.0.6
[INFO] finished tweaking crates.io crate stomp-rs 0.0.6
[INFO] tweaked toml for crates.io crate stomp-rs 0.0.6 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7015c8b6a4e5a40d82243c2d5d78b07af4b88384bf6e1d1718bd2e62305f78ee
[INFO] running `Command { std: "docker" "start" "-a" "7015c8b6a4e5a40d82243c2d5d78b07af4b88384bf6e1d1718bd2e62305f78ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7015c8b6a4e5a40d82243c2d5d78b07af4b88384bf6e1d1718bd2e62305f78ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7015c8b6a4e5a40d82243c2d5d78b07af4b88384bf6e1d1718bd2e62305f78ee", kill_on_drop: false }`
[INFO] [stdout] 7015c8b6a4e5a40d82243c2d5d78b07af4b88384bf6e1d1718bd2e62305f78ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93f0d6212747ac3fcae7783d84a7ca72b525199ee5141b242344bb2979817ab8
[INFO] running `Command { std: "docker" "start" "-a" "93f0d6212747ac3fcae7783d84a7ca72b525199ee5141b242344bb2979817ab8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking simple_logger v1.13.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]     Checking stomp-rs v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `destination`
[INFO] [stdout]    --> src/client/actor/subscribers.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 destination,
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: try ignoring the field: `destination: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `SubscriberId`
[INFO] [stdout]   --> src/client.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | type SubscriberId = String;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `ServerStompSender`
[INFO] [stdout]   --> src/client.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | type ServerStompSender = Sender<StompMessage<ServerCommand>>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `ServerStompReceiver`
[INFO] [stdout]   --> src/client.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | type ServerStompReceiver = Receiver<StompMessage<ServerCommand>>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/client.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn new(transaction_id: String, internal_client: Arc<InternalClient>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |         self.close_sender.send(()).await;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/interceptor.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |             self.1.send(message);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client/internal.rs:105:33
[INFO] [stdout]     |
[INFO] [stdout] 105 | / ...                   forwarder
[INFO] [stdout] 106 | | ...                       .proceed(InterceptorMessage::BeforeServerReceive(frame.clone()))
[INFO] [stdout] 107 | | ...                       .await;
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client/internal.rs:125:41
[INFO] [stdout]     |
[INFO] [stdout] 125 | / ...                   forwarder
[INFO] [stdout] 126 | | ...                       .proceed(InterceptorMessage::AfterServerReceive(frame))
[INFO] [stdout] 127 | | ...                       .await;
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client/internal.rs:129:41
[INFO] [stdout]     |
[INFO] [stdout] 129 | ...                   receiver.await;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client/internal.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 | /         self.subscriber
[INFO] [stdout] 163 | |             .subscriber_sender()
[INFO] [stdout] 164 | |             .send(SubscriberMessage::Register {
[INFO] [stdout] 165 | |                 subscriber_id: subscriber_id.to_string(),
[INFO] [stdout] ...   |
[INFO] [stdout] 168 | |             })
[INFO] [stdout] 169 | |             .await;
[INFO] [stdout]     | |___________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client/internal.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 | /         forwarder
[INFO] [stdout] 187 | |             .proceed(InterceptorMessage::BeforeClientSend(frame))
[INFO] [stdout] 188 | |             .await;
[INFO] [stdout]     | |___________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client/internal.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 | /                 forwarder
[INFO] [stdout] 195 | |                     .proceed(InterceptorMessage::AfterClientSend(frame))
[INFO] [stdout] 196 | |                     .await;
[INFO] [stdout]     | |___________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/frame_emitter.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |                     connection.emit(frame.clone()).await;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/frame_emitter.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 | /                     forwarder
[INFO] [stdout] 19 | |                         .proceed(InterceptorMessage::BeforeClientSend(frame))
[INFO] [stdout] 20 | |                         .await;
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/frame_emitter.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |                     forwarder.proceed(message).await;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/receipt_awaiter.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 | /                         forwarder
[INFO] [stdout] 23 | |                             .proceed(InterceptorMessage::AfterClientSend(frame))
[INFO] [stdout] 24 | |                             .await;
[INFO] [stdout]    | |___________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/receipt_awaiter.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 | / ...                   pender
[INFO] [stdout] 31 | | ...                       .0
[INFO] [stdout] 32 | | ...                       .proceed(InterceptorMessage::AfterClientSend(pender.1))
[INFO] [stdout] 33 | | ...                       .await;
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/receipt_awaiter.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 37 | /                     forwarder
[INFO] [stdout] 38 | |                         .proceed(InterceptorMessage::BeforeServerReceive(frame))
[INFO] [stdout] 39 | |                         .await;
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/receipt_awaiter.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 42 |                     forwarder.proceed(message).await;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/subscribers.rs:47:29
[INFO] [stdout]    |
[INFO] [stdout] 47 | / ...                   inner_subscriber_sender.send(SubscriberMessage::Unregister(closed_subscriber))
[INFO] [stdout] 48 | | ...                       .await;
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/subscribers.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 | /             forwarder
[INFO] [stdout] 85 | |                 .proceed(InterceptorMessage::BeforeServerReceive(frame))
[INFO] [stdout] 86 | |                 .await;
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/subscribers.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 89 |             forwarder.proceed(message).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `destination`
[INFO] [stdout]    --> src/client/actor/subscribers.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 destination,
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: try ignoring the field: `destination: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `stomp_rs::protocol::ServerCommand::Connected`
[INFO] [stdout]  --> tests/stomp.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use stomp_rs::protocol::ServerCommand::Connected;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::sync::mpsc::error::RecvError`
[INFO] [stdout]   --> tests/stomp.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use tokio::sync::mpsc::error::RecvError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `SubscriberId`
[INFO] [stdout]   --> src/client.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | type SubscriberId = String;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `ServerStompSender`
[INFO] [stdout]   --> src/client.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | type ServerStompSender = Sender<StompMessage<ServerCommand>>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `ServerStompReceiver`
[INFO] [stdout]   --> src/client.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | type ServerStompReceiver = Receiver<StompMessage<ServerCommand>>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/client.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn new(transaction_id: String, internal_client: Arc<InternalClient>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `tokio::sync::mpsc::error::RecvError`: This type is unused because recv returns an Option.
[INFO] [stdout]   --> tests/stomp.rs:13:31
[INFO] [stdout]    |
[INFO] [stdout] 13 | use tokio::sync::mpsc::error::RecvError;
[INFO] [stdout]    |                               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/connection.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |         self.close_sender.send(()).await;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/interceptor.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |             self.1.send(message);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client/internal.rs:105:33
[INFO] [stdout]     |
[INFO] [stdout] 105 | / ...                   forwarder
[INFO] [stdout] 106 | | ...                       .proceed(InterceptorMessage::BeforeServerReceive(frame.clone()))
[INFO] [stdout] 107 | | ...                       .await;
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client/internal.rs:125:41
[INFO] [stdout]     |
[INFO] [stdout] 125 | / ...                   forwarder
[INFO] [stdout] 126 | | ...                       .proceed(InterceptorMessage::AfterServerReceive(frame))
[INFO] [stdout] 127 | | ...                       .await;
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client/internal.rs:129:41
[INFO] [stdout]     |
[INFO] [stdout] 129 | ...                   receiver.await;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client/internal.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 | /         self.subscriber
[INFO] [stdout] 163 | |             .subscriber_sender()
[INFO] [stdout] 164 | |             .send(SubscriberMessage::Register {
[INFO] [stdout] 165 | |                 subscriber_id: subscriber_id.to_string(),
[INFO] [stdout] ...   |
[INFO] [stdout] 168 | |             })
[INFO] [stdout] 169 | |             .await;
[INFO] [stdout]     | |___________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client/internal.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 | /         forwarder
[INFO] [stdout] 187 | |             .proceed(InterceptorMessage::BeforeClientSend(frame))
[INFO] [stdout] 188 | |             .await;
[INFO] [stdout]     | |___________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client/internal.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 | /                 forwarder
[INFO] [stdout] 195 | |                     .proceed(InterceptorMessage::AfterClientSend(frame))
[INFO] [stdout] 196 | |                     .await;
[INFO] [stdout]     | |___________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/frame_emitter.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |                     connection.emit(frame.clone()).await;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/frame_emitter.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 | /                     forwarder
[INFO] [stdout] 19 | |                         .proceed(InterceptorMessage::BeforeClientSend(frame))
[INFO] [stdout] 20 | |                         .await;
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/frame_emitter.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |                     forwarder.proceed(message).await;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/receipt_awaiter.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 | /                         forwarder
[INFO] [stdout] 23 | |                             .proceed(InterceptorMessage::AfterClientSend(frame))
[INFO] [stdout] 24 | |                             .await;
[INFO] [stdout]    | |___________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/receipt_awaiter.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 | / ...                   pender
[INFO] [stdout] 31 | | ...                       .0
[INFO] [stdout] 32 | | ...                       .proceed(InterceptorMessage::AfterClientSend(pender.1))
[INFO] [stdout] 33 | | ...                       .await;
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/receipt_awaiter.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 37 | /                     forwarder
[INFO] [stdout] 38 | |                         .proceed(InterceptorMessage::BeforeServerReceive(frame))
[INFO] [stdout] 39 | |                         .await;
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/receipt_awaiter.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 42 |                     forwarder.proceed(message).await;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/subscribers.rs:47:29
[INFO] [stdout]    |
[INFO] [stdout] 47 | / ...                   inner_subscriber_sender.send(SubscriberMessage::Unregister(closed_subscriber))
[INFO] [stdout] 48 | | ...                       .await;
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/subscribers.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 | /             forwarder
[INFO] [stdout] 85 | |                 .proceed(InterceptorMessage::BeforeServerReceive(frame))
[INFO] [stdout] 86 | |                 .await;
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client/actor/subscribers.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 89 |             forwarder.proceed(message).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> tests/stomp.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> tests/stomp.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |     let time = Instant::now();
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `send`
[INFO] [stdout]    --> tests/stomp.rs:236:9
[INFO] [stdout]     |
[INFO] [stdout] 236 |     let send = client.send(Send::new("/test/topic")).await?;
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `send`
[INFO] [stdout]    --> tests/stomp.rs:321:9
[INFO] [stdout]     |
[INFO] [stdout] 321 |     let send = client.send(Send::new("/test/topic")).await?;
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/stomp.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let (mut socket, _) = listener.accept().await.unwrap();
[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 `Result` that must be used
[INFO] [stdout]   --> tests/stomp.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     SimpleLogger::new().with_level(LevelFilter::Debug).init();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/stomp.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     SimpleLogger::new().with_level(LevelFilter::Debug).init();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/stomp.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     SimpleLogger::new().with_level(LevelFilter::Debug).init();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/stomp.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     SimpleLogger::new().with_level(LevelFilter::Debug).init();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/stomp.rs:161:37
[INFO] [stdout]     |
[INFO] [stdout] 161 | / ...                   socket
[INFO] [stdout] 162 | | ...                       .write_all(
[INFO] [stdout] 163 | | ...                           &Frame {
[INFO] [stdout] 164 | | ...                               command: ServerCommand::Receipt,
[INFO] [stdout] ...   |
[INFO] [stdout] 169 | | ...                       )
[INFO] [stdout] 170 | | ...                       .await;
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/stomp.rs:180:37
[INFO] [stdout]     |
[INFO] [stdout] 180 | / ...                   socket
[INFO] [stdout] 181 | | ...                       .write_all(
[INFO] [stdout] 182 | | ...                           &Frame {
[INFO] [stdout] 183 | | ...                               command: ServerCommand::Receipt,
[INFO] [stdout] ...   |
[INFO] [stdout] 188 | | ...                       )
[INFO] [stdout] 189 | | ...                       .await;
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/stomp.rs:194:37
[INFO] [stdout]     |
[INFO] [stdout] 194 | / ...                   socket
[INFO] [stdout] 195 | | ...                       .write_all(
[INFO] [stdout] 196 | | ...                           &Frame {
[INFO] [stdout] 197 | | ...                               command: ServerCommand::Message,
[INFO] [stdout] ...   |
[INFO] [stdout] 202 | | ...                       )
[INFO] [stdout] 203 | | ...                       .await;
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/stomp.rs:248:5
[INFO] [stdout]     |
[INFO] [stdout] 248 |     SimpleLogger::new().with_level(LevelFilter::Debug).init();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/stomp.rs:291:37
[INFO] [stdout]     |
[INFO] [stdout] 291 | / ...                   socket
[INFO] [stdout] 292 | | ...                       .write_all(
[INFO] [stdout] 293 | | ...                           &Frame {
[INFO] [stdout] 294 | | ...                               command: ServerCommand::Receipt,
[INFO] [stdout] ...   |
[INFO] [stdout] 299 | | ...                       )
[INFO] [stdout] 300 | | ...                       .await;
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.86s
[INFO] running `Command { std: "docker" "inspect" "93f0d6212747ac3fcae7783d84a7ca72b525199ee5141b242344bb2979817ab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93f0d6212747ac3fcae7783d84a7ca72b525199ee5141b242344bb2979817ab8", kill_on_drop: false }`
[INFO] [stdout] 93f0d6212747ac3fcae7783d84a7ca72b525199ee5141b242344bb2979817ab8