[INFO] fetching crate engine_io_warp 0.1.0...
[INFO] testing engine_io_warp-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate engine_io_warp 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate engine_io_warp 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate engine_io_warp 0.1.0
[INFO] finished tweaking crates.io crate engine_io_warp 0.1.0
[INFO] tweaked toml for crates.io crate engine_io_warp 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da36a75e62fe2b6dd1f29487eb3fa26f5267e1169563485d2832e979e7ac19cc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "da36a75e62fe2b6dd1f29487eb3fa26f5267e1169563485d2832e979e7ac19cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da36a75e62fe2b6dd1f29487eb3fa26f5267e1169563485d2832e979e7ac19cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da36a75e62fe2b6dd1f29487eb3fa26f5267e1169563485d2832e979e7ac19cc", kill_on_drop: false }`
[INFO] [stdout] da36a75e62fe2b6dd1f29487eb3fa26f5267e1169563485d2832e979e7ac19cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2c667698395b81b83994eeb17b9ef6b810010027d59ee33694738f1bc26dd0c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c2c667698395b81b83994eeb17b9ef6b810010027d59ee33694738f1bc26dd0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling sha-1 v0.9.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling engine_io_parser v0.2.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling headers v0.3.2
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling multipart v0.17.0
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tungstenite v0.11.0
[INFO] [stderr]    Compiling engine_io_server v0.1.0
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling hyper v0.13.9
[INFO] [stderr]    Compiling warp v0.2.5
[INFO] [stderr]    Compiling engine_io_warp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `engine_io_parser::binary::decoder as binaryDecoder`
[INFO] [stdout]   --> src/polling.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use engine_io_parser::binary::decoder as binaryDecoder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `engine_io_parser::string::decoder as stringDecoder`
[INFO] [stdout]   --> src/polling.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use engine_io_parser::string::decoder as stringDecoder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CACHE_CONTROL`
[INFO] [stdout]   --> src/polling.rs:15:39
[INFO] [stdout]    |
[INFO] [stdout] 15 | use warp::http::header::{HeaderValue, CACHE_CONTROL, CONTENT_TYPE};
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Message`
[INFO] [stdout]   --> src/adapter_warp.rs:20:16
[INFO] [stdout]    |
[INFO] [stdout] 20 | use warp::ws::{Message, WebSocket, Ws};
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]    --> src/polling.rs:128:39
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn respond(content: ResponseBodyData, context: &RequestContext, compress: bool) -> AdapterResponse {
[INFO] [stdout]     |                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `compress`
[INFO] [stdout]    --> src/polling.rs:128:65
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn respond(content: ResponseBodyData, context: &RequestContext, compress: bool) -> AdapterResponse {
[INFO] [stdout]     |                                                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compress`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packets`
[INFO] [stdout]   --> src/polling.rs:45:30
[INFO] [stdout]    |
[INFO] [stdout] 45 |     async fn send(&mut self, packets: Vec<Packet>) {
[INFO] [stdout]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request_context`
[INFO] [stdout]   --> src/polling.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         request_context: &RequestContext,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request_context`
[INFO] [stdout]   --> src/polling.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |         request_context: &RequestContext,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request_context`
[INFO] [stdout]    --> src/polling.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         request_context: &RequestContext,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `set_cookie`
[INFO] [stdout]    --> src/adapter_warp.rs:155:41
[INFO] [stdout]     |
[INFO] [stdout] 155 | ...                   if let Some(set_cookie) = result.set_cookie {
[INFO] [stdout]     |                                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_set_cookie`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/adapter_warp.rs:163:29
[INFO] [stdout]     |
[INFO] [stdout] 163 |                         Err(error) => Ok(warp::reply::html("asdf".to_owned())),
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/adapter_warp.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let data = path::path(path)
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection_id`
[INFO] [stdout]    --> src/adapter_warp.rs:187:47
[INFO] [stdout]     |
[INFO] [stdout] 187 |                     ServerEvent::Connection { connection_id } => {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection_id`
[INFO] [stdout]    --> src/adapter_warp.rs:190:42
[INFO] [stdout]     |
[INFO] [stdout] 190 |                     ServerEvent::Flush { connection_id } => {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection_id`
[INFO] [stdout]    --> src/adapter_warp.rs:193:42
[INFO] [stdout]     |
[INFO] [stdout] 193 |                     ServerEvent::Drain { connection_id } => {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection_id`
[INFO] [stdout]    --> src/adapter_warp.rs:197:25
[INFO] [stdout]     |
[INFO] [stdout] 197 |                         connection_id,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/adapter_warp.rs:198:25
[INFO] [stdout]     |
[INFO] [stdout] 198 |                         data,
[INFO] [stdout]     |                         ^^^^ help: try ignoring the field: `data: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sid`
[INFO] [stdout]    --> src/adapter_warp.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |         sid: &str,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sid`
[INFO] [stdout]    --> src/adapter_warp.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         sid: &str,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packets`
[INFO] [stdout]   --> src/websocket.rs:29:30
[INFO] [stdout]    |
[INFO] [stdout] 29 |     async fn send(&mut self, packets: Vec<Packet>) {
[INFO] [stdout]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request_context`
[INFO] [stdout]   --> src/websocket.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         request_context: &RequestContext,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/polling.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         self.event_sender.send(TransportEvent::Close).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: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "c2c667698395b81b83994eeb17b9ef6b810010027d59ee33694738f1bc26dd0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2c667698395b81b83994eeb17b9ef6b810010027d59ee33694738f1bc26dd0c", kill_on_drop: false }`
[INFO] [stdout] c2c667698395b81b83994eeb17b9ef6b810010027d59ee33694738f1bc26dd0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 551a94b1052f9928069f6f8bbf7e5ccf7da0fb3565a382321191bd4a4179a704
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "551a94b1052f9928069f6f8bbf7e5ccf7da0fb3565a382321191bd4a4179a704", kill_on_drop: false }`
[INFO] [stderr]    Compiling engine_io_warp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `engine_io_parser::binary::decoder as binaryDecoder`
[INFO] [stdout]   --> src/polling.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use engine_io_parser::binary::decoder as binaryDecoder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `engine_io_parser::string::decoder as stringDecoder`
[INFO] [stdout]   --> src/polling.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use engine_io_parser::string::decoder as stringDecoder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CACHE_CONTROL`
[INFO] [stdout]   --> src/polling.rs:15:39
[INFO] [stdout]    |
[INFO] [stdout] 15 | use warp::http::header::{HeaderValue, CACHE_CONTROL, CONTENT_TYPE};
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Message`
[INFO] [stdout]   --> src/adapter_warp.rs:20:16
[INFO] [stdout]    |
[INFO] [stdout] 20 | use warp::ws::{Message, WebSocket, Ws};
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]    --> src/polling.rs:128:39
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn respond(content: ResponseBodyData, context: &RequestContext, compress: bool) -> AdapterResponse {
[INFO] [stdout]     |                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `compress`
[INFO] [stdout]    --> src/polling.rs:128:65
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn respond(content: ResponseBodyData, context: &RequestContext, compress: bool) -> AdapterResponse {
[INFO] [stdout]     |                                                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compress`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packets`
[INFO] [stdout]   --> src/polling.rs:45:30
[INFO] [stdout]    |
[INFO] [stdout] 45 |     async fn send(&mut self, packets: Vec<Packet>) {
[INFO] [stdout]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request_context`
[INFO] [stdout]   --> src/polling.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         request_context: &RequestContext,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request_context`
[INFO] [stdout]   --> src/polling.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |         request_context: &RequestContext,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request_context`
[INFO] [stdout]    --> src/polling.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         request_context: &RequestContext,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `set_cookie`
[INFO] [stdout]    --> src/adapter_warp.rs:155:41
[INFO] [stdout]     |
[INFO] [stdout] 155 | ...                   if let Some(set_cookie) = result.set_cookie {
[INFO] [stdout]     |                                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_set_cookie`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/adapter_warp.rs:163:29
[INFO] [stdout]     |
[INFO] [stdout] 163 |                         Err(error) => Ok(warp::reply::html("asdf".to_owned())),
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/adapter_warp.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let data = path::path(path)
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection_id`
[INFO] [stdout]    --> src/adapter_warp.rs:187:47
[INFO] [stdout]     |
[INFO] [stdout] 187 |                     ServerEvent::Connection { connection_id } => {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection_id`
[INFO] [stdout]    --> src/adapter_warp.rs:190:42
[INFO] [stdout]     |
[INFO] [stdout] 190 |                     ServerEvent::Flush { connection_id } => {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection_id`
[INFO] [stdout]    --> src/adapter_warp.rs:193:42
[INFO] [stdout]     |
[INFO] [stdout] 193 |                     ServerEvent::Drain { connection_id } => {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection_id`
[INFO] [stdout]    --> src/adapter_warp.rs:197:25
[INFO] [stdout]     |
[INFO] [stdout] 197 |                         connection_id,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/adapter_warp.rs:198:25
[INFO] [stdout]     |
[INFO] [stdout] 198 |                         data,
[INFO] [stdout]     |                         ^^^^ help: try ignoring the field: `data: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sid`
[INFO] [stdout]    --> src/adapter_warp.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |         sid: &str,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sid`
[INFO] [stdout]    --> src/adapter_warp.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         sid: &str,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packets`
[INFO] [stdout]   --> src/websocket.rs:29:30
[INFO] [stdout]    |
[INFO] [stdout] 29 |     async fn send(&mut self, packets: Vec<Packet>) {
[INFO] [stdout]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request_context`
[INFO] [stdout]   --> src/websocket.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         request_context: &RequestContext,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/polling.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         self.event_sender.send(TransportEvent::Close).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: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `engine_io_parser::binary::decoder as binaryDecoder`
[INFO] [stdout]   --> src/polling.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use engine_io_parser::binary::decoder as binaryDecoder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `engine_io_parser::string::decoder as stringDecoder`
[INFO] [stdout]   --> src/polling.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use engine_io_parser::string::decoder as stringDecoder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CACHE_CONTROL`
[INFO] [stdout]   --> src/polling.rs:15:39
[INFO] [stdout]    |
[INFO] [stdout] 15 | use warp::http::header::{HeaderValue, CACHE_CONTROL, CONTENT_TYPE};
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Message`
[INFO] [stdout]   --> src/adapter_warp.rs:20:16
[INFO] [stdout]    |
[INFO] [stdout] 20 | use warp::ws::{Message, WebSocket, Ws};
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]    --> src/polling.rs:128:39
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn respond(content: ResponseBodyData, context: &RequestContext, compress: bool) -> AdapterResponse {
[INFO] [stdout]     |                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `compress`
[INFO] [stdout]    --> src/polling.rs:128:65
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn respond(content: ResponseBodyData, context: &RequestContext, compress: bool) -> AdapterResponse {
[INFO] [stdout]     |                                                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compress`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packets`
[INFO] [stdout]   --> src/polling.rs:45:30
[INFO] [stdout]    |
[INFO] [stdout] 45 |     async fn send(&mut self, packets: Vec<Packet>) {
[INFO] [stdout]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request_context`
[INFO] [stdout]   --> src/polling.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         request_context: &RequestContext,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request_context`
[INFO] [stdout]   --> src/polling.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |         request_context: &RequestContext,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request_context`
[INFO] [stdout]    --> src/polling.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         request_context: &RequestContext,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `set_cookie`
[INFO] [stdout]    --> src/adapter_warp.rs:155:41
[INFO] [stdout]     |
[INFO] [stdout] 155 | ...                   if let Some(set_cookie) = result.set_cookie {
[INFO] [stdout]     |                                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_set_cookie`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/adapter_warp.rs:163:29
[INFO] [stdout]     |
[INFO] [stdout] 163 |                         Err(error) => Ok(warp::reply::html("asdf".to_owned())),
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/adapter_warp.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let data = path::path(path)
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection_id`
[INFO] [stdout]    --> src/adapter_warp.rs:187:47
[INFO] [stdout]     |
[INFO] [stdout] 187 |                     ServerEvent::Connection { connection_id } => {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection_id`
[INFO] [stdout]    --> src/adapter_warp.rs:190:42
[INFO] [stdout]     |
[INFO] [stdout] 190 |                     ServerEvent::Flush { connection_id } => {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection_id`
[INFO] [stdout]    --> src/adapter_warp.rs:193:42
[INFO] [stdout]     |
[INFO] [stdout] 193 |                     ServerEvent::Drain { connection_id } => {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection_id`
[INFO] [stdout]    --> src/adapter_warp.rs:197:25
[INFO] [stdout]     |
[INFO] [stdout] 197 |                         connection_id,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/adapter_warp.rs:198:25
[INFO] [stdout]     |
[INFO] [stdout] 198 |                         data,
[INFO] [stdout]     |                         ^^^^ help: try ignoring the field: `data: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sid`
[INFO] [stdout]    --> src/adapter_warp.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |         sid: &str,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sid`
[INFO] [stdout]    --> src/adapter_warp.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         sid: &str,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `packets`
[INFO] [stdout]   --> src/websocket.rs:29:30
[INFO] [stdout]    |
[INFO] [stdout] 29 |     async fn send(&mut self, packets: Vec<Packet>) {
[INFO] [stdout]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request_context`
[INFO] [stdout]   --> src/websocket.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         request_context: &RequestContext,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/polling.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         self.event_sender.send(TransportEvent::Close).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: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.50s
[INFO] running `Command { std: "docker" "inspect" "551a94b1052f9928069f6f8bbf7e5ccf7da0fb3565a382321191bd4a4179a704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "551a94b1052f9928069f6f8bbf7e5ccf7da0fb3565a382321191bd4a4179a704", kill_on_drop: false }`
[INFO] [stdout] 551a94b1052f9928069f6f8bbf7e5ccf7da0fb3565a382321191bd4a4179a704
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ad63be354cc6eccc3a720cad9f6acc0fc2dc6358edc74c27a0bf79e8fe28cea9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ad63be354cc6eccc3a720cad9f6acc0fc2dc6358edc74c27a0bf79e8fe28cea9", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `engine_io_parser::binary::decoder as binaryDecoder`
[INFO] [stderr]   --> src/polling.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use engine_io_parser::binary::decoder as binaryDecoder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `engine_io_parser::string::decoder as stringDecoder`
[INFO] [stderr]   --> src/polling.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use engine_io_parser::string::decoder as stringDecoder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `CACHE_CONTROL`
[INFO] [stderr]   --> src/polling.rs:15:39
[INFO] [stderr]    |
[INFO] [stderr] 15 | use warp::http::header::{HeaderValue, CACHE_CONTROL, CONTENT_TYPE};
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Message`
[INFO] [stderr]   --> src/adapter_warp.rs:20:16
[INFO] [stderr]    |
[INFO] [stderr] 20 | use warp::ws::{Message, WebSocket, Ws};
[INFO] [stderr]    |                ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]    --> src/polling.rs:128:39
[INFO] [stderr]     |
[INFO] [stderr] 128 | fn respond(content: ResponseBodyData, context: &RequestContext, compress: bool) -> AdapterResponse {
[INFO] [stderr]     |                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `compress`
[INFO] [stderr]    --> src/polling.rs:128:65
[INFO] [stderr]     |
[INFO] [stderr] 128 | fn respond(content: ResponseBodyData, context: &RequestContext, compress: bool) -> AdapterResponse {
[INFO] [stderr]     |                                                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compress`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `packets`
[INFO] [stderr]   --> src/polling.rs:45:30
[INFO] [stderr]    |
[INFO] [stderr] 45 |     async fn send(&mut self, packets: Vec<Packet>) {
[INFO] [stderr]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request_context`
[INFO] [stderr]   --> src/polling.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 |         request_context: &RequestContext,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request_context`
[INFO] [stderr]   --> src/polling.rs:97:9
[INFO] [stderr]    |
[INFO] [stderr] 97 |         request_context: &RequestContext,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request_context`
[INFO] [stderr]    --> src/polling.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |         request_context: &RequestContext,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `set_cookie`
[INFO] [stderr]    --> src/adapter_warp.rs:155:41
[INFO] [stderr]     |
[INFO] [stderr] 155 | ...                   if let Some(set_cookie) = result.set_cookie {
[INFO] [stderr]     |                                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_set_cookie`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]    --> src/adapter_warp.rs:163:29
[INFO] [stderr]     |
[INFO] [stderr] 163 |                         Err(error) => Ok(warp::reply::html("asdf".to_owned())),
[INFO] [stderr]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/adapter_warp.rs:167:13
[INFO] [stderr]     |
[INFO] [stderr] 167 |         let data = path::path(path)
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `connection_id`
[INFO] [stderr]    --> src/adapter_warp.rs:187:47
[INFO] [stderr]     |
[INFO] [stderr] 187 |                     ServerEvent::Connection { connection_id } => {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `connection_id`
[INFO] [stderr]    --> src/adapter_warp.rs:190:42
[INFO] [stderr]     |
[INFO] [stderr] 190 |                     ServerEvent::Flush { connection_id } => {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `connection_id`
[INFO] [stderr]    --> src/adapter_warp.rs:193:42
[INFO] [stderr]     |
[INFO] [stderr] 193 |                     ServerEvent::Drain { connection_id } => {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `connection_id`
[INFO] [stderr]    --> src/adapter_warp.rs:197:25
[INFO] [stderr]     |
[INFO] [stderr] 197 |                         connection_id,
[INFO] [stderr]     |                         ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/adapter_warp.rs:198:25
[INFO] [stderr]     |
[INFO] [stderr] 198 |                         data,
[INFO] [stderr]     |                         ^^^^ help: try ignoring the field: `data: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sid`
[INFO] [stderr]    --> src/adapter_warp.rs:213:9
[INFO] [stderr]     |
[INFO] [stderr] 213 |         sid: &str,
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sid`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sid`
[INFO] [stderr]    --> src/adapter_warp.rs:224:9
[INFO] [stderr]     |
[INFO] [stderr] 224 |         sid: &str,
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sid`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `packets`
[INFO] [stderr]   --> src/websocket.rs:29:30
[INFO] [stderr]    |
[INFO] [stderr] 29 |     async fn send(&mut self, packets: Vec<Packet>) {
[INFO] [stderr]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request_context`
[INFO] [stderr]   --> src/websocket.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |         request_context: &RequestContext,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/polling.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         self.event_sender.send(TransportEvent::Close).await;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 23 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `engine_io_parser::binary::decoder as binaryDecoder`
[INFO] [stderr]   --> src/polling.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use engine_io_parser::binary::decoder as binaryDecoder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `engine_io_parser::string::decoder as stringDecoder`
[INFO] [stderr]   --> src/polling.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use engine_io_parser::string::decoder as stringDecoder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `CACHE_CONTROL`
[INFO] [stderr]   --> src/polling.rs:15:39
[INFO] [stderr]    |
[INFO] [stderr] 15 | use warp::http::header::{HeaderValue, CACHE_CONTROL, CONTENT_TYPE};
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Message`
[INFO] [stderr]   --> src/adapter_warp.rs:20:16
[INFO] [stderr]    |
[INFO] [stderr] 20 | use warp::ws::{Message, WebSocket, Ws};
[INFO] [stderr]    |                ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]    --> src/polling.rs:128:39
[INFO] [stderr]     |
[INFO] [stderr] 128 | fn respond(content: ResponseBodyData, context: &RequestContext, compress: bool) -> AdapterResponse {
[INFO] [stderr]     |                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `compress`
[INFO] [stderr]    --> src/polling.rs:128:65
[INFO] [stderr]     |
[INFO] [stderr] 128 | fn respond(content: ResponseBodyData, context: &RequestContext, compress: bool) -> AdapterResponse {
[INFO] [stderr]     |                                                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compress`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `packets`
[INFO] [stderr]   --> src/polling.rs:45:30
[INFO] [stderr]    |
[INFO] [stderr] 45 |     async fn send(&mut self, packets: Vec<Packet>) {
[INFO] [stderr]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request_context`
[INFO] [stderr]   --> src/polling.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 |         request_context: &RequestContext,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request_context`
[INFO] [stderr]   --> src/polling.rs:97:9
[INFO] [stderr]    |
[INFO] [stderr] 97 |         request_context: &RequestContext,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request_context`
[INFO] [stderr]    --> src/polling.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |         request_context: &RequestContext,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `set_cookie`
[INFO] [stderr]    --> src/adapter_warp.rs:155:41
[INFO] [stderr]     |
[INFO] [stderr] 155 | ...                   if let Some(set_cookie) = result.set_cookie {
[INFO] [stderr]     |                                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_set_cookie`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]    --> src/adapter_warp.rs:163:29
[INFO] [stderr]     |
[INFO] [stderr] 163 |                         Err(error) => Ok(warp::reply::html("asdf".to_owned())),
[INFO] [stderr]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/adapter_warp.rs:167:13
[INFO] [stderr]     |
[INFO] [stderr] 167 |         let data = path::path(path)
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `connection_id`
[INFO] [stderr]    --> src/adapter_warp.rs:187:47
[INFO] [stderr]     |
[INFO] [stderr] 187 |                     ServerEvent::Connection { connection_id } => {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `connection_id`
[INFO] [stderr]    --> src/adapter_warp.rs:190:42
[INFO] [stderr]     |
[INFO] [stderr] 190 |                     ServerEvent::Flush { connection_id } => {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `connection_id`
[INFO] [stderr]    --> src/adapter_warp.rs:193:42
[INFO] [stderr]     |
[INFO] [stderr] 193 |                     ServerEvent::Drain { connection_id } => {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `connection_id`
[INFO] [stderr]    --> src/adapter_warp.rs:197:25
[INFO] [stderr]     |
[INFO] [stderr] 197 |                         connection_id,
[INFO] [stderr]     |                         ^^^^^^^^^^^^^ help: try ignoring the field: `connection_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/adapter_warp.rs:198:25
[INFO] [stderr]     |
[INFO] [stderr] 198 |                         data,
[INFO] [stderr]     |                         ^^^^ help: try ignoring the field: `data: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sid`
[INFO] [stderr]    --> src/adapter_warp.rs:213:9
[INFO] [stderr]     |
[INFO] [stderr] 213 |         sid: &str,
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sid`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sid`
[INFO] [stderr]    --> src/adapter_warp.rs:224:9
[INFO] [stderr]     |
[INFO] [stderr] 224 |         sid: &str,
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_sid`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `packets`
[INFO] [stderr]   --> src/websocket.rs:29:30
[INFO] [stderr]    |
[INFO] [stderr] 29 |     async fn send(&mut self, packets: Vec<Packet>) {
[INFO] [stderr]    |                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_packets`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request_context`
[INFO] [stderr]   --> src/websocket.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |         request_context: &RequestContext,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_context`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/polling.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         self.event_sender.send(TransportEvent::Close).await;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 23 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/engine_io_warp-ad438db14ad57e52
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests engine_io_warp
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ad63be354cc6eccc3a720cad9f6acc0fc2dc6358edc74c27a0bf79e8fe28cea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad63be354cc6eccc3a720cad9f6acc0fc2dc6358edc74c27a0bf79e8fe28cea9", kill_on_drop: false }`
[INFO] [stdout] ad63be354cc6eccc3a720cad9f6acc0fc2dc6358edc74c27a0bf79e8fe28cea9