[INFO] cloning repository https://github.com/scraggelz/tokio-timer-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scraggelz/tokio-timer-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscraggelz%2Ftokio-timer-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscraggelz%2Ftokio-timer-example'... 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Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f0bcb149ed50996d5680ffd6951585a869ba7075b90b1e130fcad17eda2b1bf4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f0bcb149ed50996d5680ffd6951585a869ba7075b90b1e130fcad17eda2b1bf4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0bcb149ed50996d5680ffd6951585a869ba7075b90b1e130fcad17eda2b1bf4", kill_on_drop: false }` [INFO] [stdout] f0bcb149ed50996d5680ffd6951585a869ba7075b90b1e130fcad17eda2b1bf4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--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] 661a5a14b0cadcd03e56099b5dd7f6ff8f0d1c45fc1ed2d646099a564c1baec9 [INFO] running `Command { std: "docker" "start" "-a" "661a5a14b0cadcd03e56099b5dd7f6ff8f0d1c45fc1ed2d646099a564c1baec9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling syn v1.0.70 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking futures-sink v0.3.14 [INFO] [stderr] Checking futures-core v0.3.14 [INFO] [stderr] Compiling openssl v0.10.33 [INFO] [stderr] Checking futures-io v0.3.14 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stderr] Checking futures-channel v0.3.14 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking lock_api v0.4.3 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking input_buffer v0.4.0 [INFO] [stderr] Checking http v0.2.4 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling tokio v1.5.0 [INFO] [stderr] Compiling openssl-sys v0.9.61 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking unicode-normalization v0.1.17 [INFO] [stderr] Checking getrandom v0.2.2 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking sha-1 v0.9.4 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking url v2.2.1 [INFO] [stderr] Compiling futures-macro v0.3.14 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Compiling pin-project-internal v1.0.7 [INFO] [stderr] Compiling tokio-macros v1.1.0 [INFO] [stderr] Checking futures-util v0.3.14 [INFO] [stderr] Checking thiserror v1.0.24 [INFO] [stderr] Checking tungstenite v0.13.0 [INFO] [stderr] Checking pin-project v1.0.7 [INFO] [stderr] Checking futures-executor v0.3.14 [INFO] [stderr] Checking futures v0.3.14 [INFO] [stderr] Checking tokio-tungstenite v0.14.0 [INFO] [stderr] Checking tokio_timer_example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `tokio::time::timeout` [INFO] [stdout] --> src/server.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use tokio::time::timeout; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::sync::oneshot` [INFO] [stdout] --> src/server.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use tokio::sync::oneshot; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::time::timeout` [INFO] [stdout] --> src/server.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use tokio::time::timeout; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::sync::oneshot` [INFO] [stdout] --> src/server.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use tokio::sync::oneshot; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 58 | let mut stop_start_read_inner = stop_start_read.clone(); [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: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 58 | let mut stop_start_read_inner = stop_start_read.clone(); [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: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let mut recieved_stop = false; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:50:28 [INFO] [stdout] | [INFO] [stdout] 50 | let (stop_start_write, mut stop_start_read) = crossbeam_channel::unbounded(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let mut recieved_stop = false; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:50:28 [INFO] [stdout] | [INFO] [stdout] 50 | let (stop_start_write, mut stop_start_read) = crossbeam_channel::unbounded(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> src/server.rs:60:27 [INFO] [stdout] | [INFO] [stdout] 60 | if let Ok(msg) = stop_start_read_inner.recv_timeout(Duration::from_secs(5)) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `recieved_stop` [INFO] [stdout] --> src/server.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | let mut recieved_stop = false; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recieved_stop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> src/server.rs:60:27 [INFO] [stdout] | [INFO] [stdout] 60 | if let Ok(msg) = stop_start_read_inner.recv_timeout(Duration::from_secs(5)) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `recieved_stop` [INFO] [stdout] --> src/server.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | let mut recieved_stop = false; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recieved_stop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Tx` [INFO] [stdout] --> src/server.rs:23:1 [INFO] [stdout] | [INFO] [stdout] 23 | type Tx = UnboundedSender; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `PeerMap` [INFO] [stdout] --> src/server.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | type PeerMap = Arc>>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `type_of` [INFO] [stdout] --> src/server.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn type_of(_: T) -> &'static str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `remove_whitespace` [INFO] [stdout] --> src/server.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn remove_whitespace(s: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `handle_connection` [INFO] [stdout] --> src/server.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 34 | async fn handle_connection(peer_map: PeerMap, raw_stream: TcpStream, addr: SocketAddr) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_stdin` [INFO] [stdout] --> src/client.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | async fn read_stdin(tx: futures_channel::mpsc::UnboundedSender) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/server.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(async_closure)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/server.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(async_closure)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/server.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | stop_start_write.send("stop"); [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: type alias is never used: `Tx` [INFO] [stdout] --> src/server.rs:23:1 [INFO] [stdout] | [INFO] [stdout] 23 | type Tx = UnboundedSender; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `PeerMap` [INFO] [stdout] --> src/server.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | type PeerMap = Arc>>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `type_of` [INFO] [stdout] --> src/server.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn type_of(_: T) -> &'static str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `remove_whitespace` [INFO] [stdout] --> src/server.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn remove_whitespace(s: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `handle_connection` [INFO] [stdout] --> src/server.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 34 | async fn handle_connection(peer_map: PeerMap, raw_stream: TcpStream, addr: SocketAddr) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_stdin` [INFO] [stdout] --> src/client.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | async fn read_stdin(tx: futures_channel::mpsc::UnboundedSender) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute [INFO] [stdout] --> src/server.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(async_closure)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/server.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(async_closure)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/server.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | stop_start_write.send("stop"); [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: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `future`, `pin_mut` [INFO] [stdout] --> src/main.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | use futures_util::{future, pin_mut, StreamExt}; [INFO] [stdout] | ^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::task` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use tokio::task; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `future`, `pin_mut` [INFO] [stdout] --> src/main.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | use futures_util::{future, pin_mut, StreamExt}; [INFO] [stdout] | ^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::task` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use tokio::task; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::time::timeout` [INFO] [stdout] --> src/server.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use tokio::time::timeout; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::sync::oneshot` [INFO] [stdout] --> src/server.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use tokio::sync::oneshot; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writing_future` [INFO] [stdout] --> src/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let writing_future = tokio::spawn(async move { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_writing_future` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | write.unbounded_send(data); [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 variable: `writing_future` [INFO] [stdout] --> src/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let writing_future = tokio::spawn(async move { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_writing_future` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::time::timeout` [INFO] [stdout] --> src/server.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use tokio::time::timeout; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::sync::oneshot` [INFO] [stdout] --> src/server.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use tokio::sync::oneshot; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | write.unbounded_send(data); [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 58 | let mut stop_start_read_inner = stop_start_read.clone(); [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: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let mut recieved_stop = false; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:50:28 [INFO] [stdout] | [INFO] [stdout] 50 | let (stop_start_write, mut stop_start_read) = crossbeam_channel::unbounded(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> src/server.rs:60:27 [INFO] [stdout] | [INFO] [stdout] 60 | if let Ok(msg) = stop_start_read_inner.recv_timeout(Duration::from_secs(5)) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `recieved_stop` [INFO] [stdout] --> src/server.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | let mut recieved_stop = false; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recieved_stop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 58 | let mut stop_start_read_inner = stop_start_read.clone(); [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: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let mut recieved_stop = false; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:50:28 [INFO] [stdout] | [INFO] [stdout] 50 | let (stop_start_write, mut stop_start_read) = crossbeam_channel::unbounded(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `type_of` [INFO] [stdout] --> src/server.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn type_of(_: T) -> &'static str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> src/server.rs:60:27 [INFO] [stdout] | [INFO] [stdout] 60 | if let Ok(msg) = stop_start_read_inner.recv_timeout(Duration::from_secs(5)) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `recieved_stop` [INFO] [stdout] --> src/server.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | let mut recieved_stop = false; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recieved_stop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/server.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | stop_start_write.send("stop"); [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: function is never used: `type_of` [INFO] [stdout] --> src/server.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn type_of(_: T) -> &'static str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/server.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | stop_start_write.send("stop"); [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: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.46s [INFO] running `Command { std: "docker" "inspect" "661a5a14b0cadcd03e56099b5dd7f6ff8f0d1c45fc1ed2d646099a564c1baec9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "661a5a14b0cadcd03e56099b5dd7f6ff8f0d1c45fc1ed2d646099a564c1baec9", kill_on_drop: false }` [INFO] [stdout] 661a5a14b0cadcd03e56099b5dd7f6ff8f0d1c45fc1ed2d646099a564c1baec9