[INFO] fetching crate stratum-server 2.2.31... [INFO] checking stratum-server-2.2.31 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate stratum-server 2.2.31 into /workspace/builds/worker-93/source [INFO] validating manifest of crates.io crate stratum-server 2.2.31 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate stratum-server 2.2.31 [INFO] finished tweaking crates.io crate stratum-server 2.2.31 [INFO] tweaked toml for crates.io crate stratum-server 2.2.31 written to /workspace/builds/worker-93/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", 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] Downloading crates ... [INFO] [stderr] Downloaded portpicker v0.1.1 [INFO] [stderr] Downloaded tide v0.16.0 [INFO] [stderr] Downloaded async-session v2.0.1 [INFO] [stderr] Downloaded stop-token v0.2.0 [INFO] [stderr] Downloaded tungstenite v0.11.1 [INFO] [stderr] Downloaded async-tungstenite v0.8.0 [INFO] [stderr] Downloaded async-sse v4.1.0 [INFO] [stderr] Downloaded femme v2.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4b8620b3c3b6c1a429aae1c9293cda21086fcd2afb6d7bf455df3cab1745e665 [INFO] running `Command { std: "docker" "start" "-a" "4b8620b3c3b6c1a429aae1c9293cda21086fcd2afb6d7bf455df3cab1745e665", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b8620b3c3b6c1a429aae1c9293cda21086fcd2afb6d7bf455df3cab1745e665", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b8620b3c3b6c1a429aae1c9293cda21086fcd2afb6d7bf455df3cab1745e665", kill_on_drop: false }` [INFO] [stdout] 4b8620b3c3b6c1a429aae1c9293cda21086fcd2afb6d7bf455df3cab1745e665 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 89f9acd2e5949889a04bdcc26a9a04c538cea99fd47742cddbe333df4d6884ec [INFO] running `Command { std: "docker" "start" "-a" "89f9acd2e5949889a04bdcc26a9a04c538cea99fd47742cddbe333df4d6884ec", 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] Compiling version_check v0.9.3 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling libc v0.2.100 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling futures-core v0.3.16 [INFO] [stderr] Compiling serde_derive v1.0.129 [INFO] [stderr] Checking futures-io v0.3.16 [INFO] [stderr] Compiling serde v1.0.129 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking sval v1.0.0-alpha.5 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Checking 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src/tcp.rs:141:41 [INFO] [stdout] | [INFO] [stdout] 141 | ... urtx.send(values).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/tcp.rs:141:41 [INFO] [stdout] | [INFO] [stdout] 141 | ... urtx.send(values).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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_std::net::TcpStream` [INFO] [stdout] --> tests/basic_server_websocket_test.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use async_std::net::TcpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_std::prelude::FutureExt` [INFO] [stdout] --> tests/basic_server_websocket_test.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use async_std::prelude::FutureExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::io::AsyncWriteExt` [INFO] [stdout] --> tests/basic_server_websocket_test.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use futures::io::AsyncWriteExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::SinkExt` [INFO] [stdout] --> tests/basic_server_websocket_test.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use futures::SinkExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> tests/basic_server_websocket_test.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `stratum_server::StratumServer` [INFO] [stdout] --> tests/basic_server_websocket_test.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use stratum_server::StratumServer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StratumResult` [INFO] [stdout] --> tests/basic_server_websocket_test.rs:10:50 [INFO] [stdout] | [INFO] [stdout] 10 | use stratum_server::{Connection, StratumRequest, StratumResult}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StratumResult` [INFO] [stdout] --> tests/common.rs:8:61 [INFO] [stdout] | [INFO] [stdout] 8 | use stratum_server::{Connection, MinerList, StratumRequest, StratumResult}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `jemallocator` [INFO] [stdout] --> tests/tcp.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use jemallocator::Jemalloc; [INFO] [stdout] | ^^^^^^^^^^^^ use of undeclared crate or module `jemallocator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `MinerList`, `StratumResult` [INFO] [stdout] --> benches/benchmarks/connections.rs:8:34 [INFO] [stdout] | [INFO] [stdout] 8 | use stratum_server::{Connection, MinerList, StratumRequest, StratumResult}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StratumResult` [INFO] [stdout] --> tests/common.rs:8:61 [INFO] [stdout] | [INFO] [stdout] 8 | use stratum_server::{Connection, MinerList, StratumRequest, StratumResult}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StratumResult` [INFO] [stdout] --> tests/common.rs:8:61 [INFO] [stdout] | [INFO] [stdout] 8 | use stratum_server::{Connection, MinerList, StratumRequest, StratumResult}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> tests/common.rs:69:26 [INFO] [stdout] | [INFO] [stdout] 69 | pub async fn poll_global(state: State, connection_list: Arc>) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `connection_list` [INFO] [stdout] --> tests/common.rs:69:40 [INFO] [stdout] | [INFO] [stdout] 69 | pub async fn poll_global(state: State, connection_list: Arc>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection_list` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream` [INFO] [stdout] --> tests/common.rs:119:25 [INFO] [stdout] | [INFO] [stdout] 119 | let mut stream = TcpStream::connect(&url).await.unwrap(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/common.rs:119:21 [INFO] [stdout] | [INFO] [stdout] 119 | let mut stream = TcpStream::connect(&url).await.unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_port` [INFO] [stdout] --> tests/common.rs:13:14 [INFO] [stdout] | [INFO] [stdout] 13 | pub async fn find_port() -> u16 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `LOGGER_ENV` [INFO] [stdout] --> tests/common.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | static LOGGER_ENV: Once = Once::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static is never used: `LOGGER` [INFO] [stdout] --> tests/common.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | static LOGGER: Once = Once::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `init` [INFO] [stdout] --> tests/common.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn init() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `call_sigint` [INFO] [stdout] --> tests/common.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn call_sigint() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `call_sigterm` [INFO] [stdout] --> tests/common.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn call_sigterm() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `login` [INFO] [stdout] --> tests/common.rs:44:18 [INFO] [stdout] | [INFO] [stdout] 44 | pub async fn login(&self) -> bool { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `handle_auth` [INFO] [stdout] --> tests/common.rs:58:14 [INFO] [stdout] | [INFO] [stdout] 58 | pub async fn handle_auth( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `poll_global` [INFO] [stdout] --> tests/common.rs:69:14 [INFO] [stdout] | [INFO] [stdout] 69 | pub async fn poll_global(state: State, connection_list: Arc>) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `server_with_auth` [INFO] [stdout] --> tests/common.rs:76:14 [INFO] [stdout] | [INFO] [stdout] 76 | pub async fn server_with_auth(port: u16) -> StratumServer { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `server_with_global` [INFO] [stdout] --> tests/common.rs:91:14 [INFO] [stdout] | [INFO] [stdout] 91 | pub async fn server_with_global(port: u16) -> StratumServer { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `generate_connections` [INFO] [stdout] --> tests/common.rs:109:8 [INFO] [stdout] | [INFO] [stdout] 109 | pub fn generate_connections(num: usize, url: &str, sleep_duration: u64) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_std::net::TcpStream` [INFO] [stdout] --> tests/signals.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use async_std::net::TcpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_std::prelude::FutureExt` [INFO] [stdout] --> tests/signals.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use async_std::prelude::FutureExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_std::sync::Arc` [INFO] [stdout] --> tests/signals.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use async_std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::io::AsyncWriteExt` [INFO] [stdout] --> tests/signals.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use futures::io::AsyncWriteExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `stratum_server::StratumServer` [INFO] [stdout] --> tests/signals.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use stratum_server::StratumServer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Connection`, `MinerList`, `StratumRequest`, `StratumResult` [INFO] [stdout] --> tests/signals.rs:8:22 [INFO] [stdout] | [INFO] [stdout] 8 | use stratum_server::{Connection, MinerList, StratumRequest, StratumResult}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StratumResult` [INFO] [stdout] --> tests/common.rs:8:61 [INFO] [stdout] | [INFO] [stdout] 8 | use stratum_server::{Connection, MinerList, StratumRequest, StratumResult}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream` [INFO] [stdout] --> benches/benchmarks/connections.rs:20:25 [INFO] [stdout] | [INFO] [stdout] 20 | let mut stream = TcpStream::connect(&url).await; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> tests/common.rs:69:26 [INFO] [stdout] | [INFO] [stdout] 69 | pub async fn poll_global(state: State, connection_list: Arc>) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `connection_list` [INFO] [stdout] --> tests/common.rs:69:40 [INFO] [stdout] | [INFO] [stdout] 69 | pub async fn poll_global(state: State, connection_list: Arc>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection_list` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream` [INFO] [stdout] --> tests/common.rs:119:25 [INFO] [stdout] | [INFO] [stdout] 119 | let mut stream = TcpStream::connect(&url).await.unwrap(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/common.rs:119:21 [INFO] [stdout] | [INFO] [stdout] 119 | let mut stream = TcpStream::connect(&url).await.unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `server` [INFO] [stdout] --> benches/benchmarks/connections.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | let server = block_on(async { server_with_auth(8889).await }); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> benches/benchmarks/connections.rs:20:21 [INFO] [stdout] | [INFO] [stdout] 20 | let mut stream = TcpStream::connect(&url).await; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> tests/common.rs:69:26 [INFO] [stdout] | [INFO] [stdout] 69 | pub async fn poll_global(state: State, connection_list: Arc>) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `connection_list` [INFO] [stdout] --> tests/common.rs:69:40 [INFO] [stdout] | [INFO] [stdout] 69 | pub async fn poll_global(state: State, connection_list: Arc>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection_list` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream` [INFO] [stdout] --> tests/common.rs:119:25 [INFO] [stdout] | [INFO] [stdout] 119 | let mut stream = TcpStream::connect(&url).await.unwrap(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/common.rs:119:21 [INFO] [stdout] | [INFO] [stdout] 119 | let mut stream = TcpStream::connect(&url).await.unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `stratum-server` due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 24 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "89f9acd2e5949889a04bdcc26a9a04c538cea99fd47742cddbe333df4d6884ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89f9acd2e5949889a04bdcc26a9a04c538cea99fd47742cddbe333df4d6884ec", kill_on_drop: false }` [INFO] [stdout] 89f9acd2e5949889a04bdcc26a9a04c538cea99fd47742cddbe333df4d6884ec