[INFO] fetching crate engine_io_warp 0.1.0...
[INFO] testing engine_io_warp-0.1.0 against beta-2021-08-22 for beta-1.55-2
[INFO] extracting crate engine_io_warp 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate engine_io_warp 0.1.0 on toolchain beta-2021-08-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b601d9d88ba2f7b4890f0ebf199adfec74f703e511a3c81a3d788f951b5327c2
[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" "b601d9d88ba2f7b4890f0ebf199adfec74f703e511a3c81a3d788f951b5327c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b601d9d88ba2f7b4890f0ebf199adfec74f703e511a3c81a3d788f951b5327c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b601d9d88ba2f7b4890f0ebf199adfec74f703e511a3c81a3d788f951b5327c2", kill_on_drop: false }`
[INFO] [stdout] b601d9d88ba2f7b4890f0ebf199adfec74f703e511a3c81a3d788f951b5327c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0601804eaa118e636bf259934d16c0f976d22c1c9614cf446a53df99e9fa569c
[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" "0601804eaa118e636bf259934d16c0f976d22c1c9614cf446a53df99e9fa569c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling futures-sink v0.3.16
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling futures-io v0.3.16
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling unicode-bidi v0.3.6
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling tracing-core v0.1.19
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling sha-1 v0.9.8
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling headers v0.3.4
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling multipart v0.17.1
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling engine_io_parser v0.2.0
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling pin-project v0.4.28
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling futures v0.3.16
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tungstenite v0.11.0
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling engine_io_server v0.1.0
[INFO] [stderr]    Compiling hyper v0.13.10
[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: `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: `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: `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 `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 2m 38s
[INFO] running `Command { std: "docker" "inspect" "0601804eaa118e636bf259934d16c0f976d22c1c9614cf446a53df99e9fa569c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0601804eaa118e636bf259934d16c0f976d22c1c9614cf446a53df99e9fa569c", kill_on_drop: false }`
[INFO] [stdout] 0601804eaa118e636bf259934d16c0f976d22c1c9614cf446a53df99e9fa569c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] df54c421f331450eab3948ceda9cf41043ae2bdabfce1b6793788f6778ca8161
[INFO] running `Command { std: "docker" "start" "-a" "df54c421f331450eab3948ceda9cf41043ae2bdabfce1b6793788f6778ca8161", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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: `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: `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: `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 `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]    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: `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: `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: `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 `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 2.98s
[INFO] running `Command { std: "docker" "inspect" "df54c421f331450eab3948ceda9cf41043ae2bdabfce1b6793788f6778ca8161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df54c421f331450eab3948ceda9cf41043ae2bdabfce1b6793788f6778ca8161", kill_on_drop: false }`
[INFO] [stdout] df54c421f331450eab3948ceda9cf41043ae2bdabfce1b6793788f6778ca8161
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a79425589c769ac3375c0b2539d272a75ebb55dbca801ec8e9a958b5c2f20a7d
[INFO] running `Command { std: "docker" "start" "-a" "a79425589c769ac3375c0b2539d272a75ebb55dbca801ec8e9a958b5c2f20a7d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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: `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: `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: `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 `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: `engine_io_warp` (lib) generated 23 warnings
[INFO] [stderr] warning: `engine_io_warp` (lib test) generated 23 warnings (23 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/engine_io_warp-6074a2482f73ce8e)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests engine_io_warp
[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; finished in 0.01s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a79425589c769ac3375c0b2539d272a75ebb55dbca801ec8e9a958b5c2f20a7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a79425589c769ac3375c0b2539d272a75ebb55dbca801ec8e9a958b5c2f20a7d", kill_on_drop: false }`
[INFO] [stdout] a79425589c769ac3375c0b2539d272a75ebb55dbca801ec8e9a958b5c2f20a7d
