[INFO] cloning repository https://github.com/skade/async-chat-template [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skade/async-chat-template" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskade%2Fasync-chat-template", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskade%2Fasync-chat-template'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 34de1c6aa9bee1f05c2dabde4b0f73d9621e046f [INFO] testing skade/async-chat-template against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskade%2Fasync-chat-template" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/skade/async-chat-template on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/skade/async-chat-template [INFO] finished tweaking git repo https://github.com/skade/async-chat-template [INFO] tweaked toml for git repo https://github.com/skade/async-chat-template written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/skade/async-chat-template already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 slab v0.4.2 [INFO] [stderr] Downloaded mio v0.6.21 [INFO] [stderr] Downloaded libc v0.2.66 [INFO] [stderr] Downloaded winapi v0.2.8 [INFO] [stderr] Downloaded iovec v0.1.4 [INFO] [stderr] Downloaded semver-parser v0.7.0 [INFO] [stderr] Downloaded kv-log-macro v1.0.4 [INFO] [stderr] Downloaded broadcaster v1.0.0 [INFO] [stderr] Downloaded parking_lot v0.10.0 [INFO] [stderr] Downloaded net2 v0.2.33 [INFO] [stderr] Downloaded semver v0.9.0 [INFO] [stderr] Downloaded fuchsia-zircon v0.3.3 [INFO] [stderr] Downloaded scopeguard v1.0.0 [INFO] [stderr] Downloaded num_cpus v1.12.0 [INFO] [stderr] Downloaded quote v1.0.2 [INFO] [stderr] Downloaded crossbeam-epoch v0.8.0 [INFO] [stderr] Downloaded lock_api v0.3.3 [INFO] [stderr] Downloaded memchr v2.3.0 [INFO] [stderr] Downloaded futures-util v0.3.4 [INFO] [stderr] Downloaded syn v1.0.14 [INFO] [stderr] Downloaded crossbeam-channel v0.4.0 [INFO] [stderr] Downloaded futures-task v0.3.4 [INFO] [stderr] Downloaded futures-macro v0.3.4 [INFO] [stderr] Downloaded futures-channel v0.3.4 [INFO] [stderr] Downloaded async-task v1.3.1 [INFO] [stderr] Downloaded proc-macro-nested v0.1.3 [INFO] [stderr] Downloaded proc-macro2 v1.0.8 [INFO] [stderr] Downloaded proc-macro-hack v0.5.11 [INFO] [stderr] Downloaded cloudabi v0.0.3 [INFO] [stderr] Downloaded redox_syscall v0.1.56 [INFO] [stderr] Downloaded log v0.4.8 [INFO] [stderr] Downloaded winapi v0.3.8 [INFO] [stderr] Downloaded parking_lot_core v0.7.0 [INFO] [stderr] Downloaded crossbeam-utils v0.7.0 [INFO] [stderr] Downloaded smallvec v1.2.0 [INFO] [stderr] Downloaded futures-sink v0.3.4 [INFO] [stderr] Downloaded unicode-xid v0.2.0 [INFO] [stderr] Downloaded crossbeam-deque v0.7.2 [INFO] [stderr] Downloaded futures-core v0.3.4 [INFO] [stderr] Downloaded memoffset v0.5.3 [INFO] [stderr] Downloaded futures-io v0.3.4 [INFO] [stderr] Downloaded mio-uds v0.6.7 [INFO] [stderr] Downloaded futures-timer v2.0.2 [INFO] [stderr] Downloaded hermit-abi v0.1.6 [INFO] [stderr] Downloaded miow v0.2.1 [INFO] [stderr] Downloaded once_cell v1.3.1 [INFO] [stderr] Downloaded pin-project-lite v0.1.4 [INFO] [stderr] Downloaded pin-utils v0.1.0-alpha.4 [INFO] [stderr] Downloaded async-std v1.5.0 [INFO] [stderr] Downloaded kernel32-sys v0.2.2 [INFO] [stderr] Downloaded rustc_version v0.2.3 [INFO] [stderr] Downloaded autocfg v0.1.7 [INFO] [stderr] Downloaded lazy_static v1.4.0 [INFO] [stderr] Downloaded fuchsia-zircon-sys v0.3.3 [INFO] [stderr] Downloaded winapi-build v0.1.1 [INFO] [stderr] Downloaded ws2_32-sys v0.2.1 [INFO] [stderr] Downloaded cfg-if v0.1.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b9c721b8847bf154eaa48bf3b128cb778819405e33a76f67638d0ede4d17585d [INFO] running `Command { std: "docker" "start" "-a" "b9c721b8847bf154eaa48bf3b128cb778819405e33a76f67638d0ede4d17585d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b9c721b8847bf154eaa48bf3b128cb778819405e33a76f67638d0ede4d17585d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9c721b8847bf154eaa48bf3b128cb778819405e33a76f67638d0ede4d17585d", kill_on_drop: false }` [INFO] [stdout] b9c721b8847bf154eaa48bf3b128cb778819405e33a76f67638d0ede4d17585d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a075797cf1157157b92c2a19d9bd2c104d10f8bd7fa1d6b896f57f5afc3ad98f [INFO] running `Command { std: "docker" "start" "-a" "a075797cf1157157b92c2a19d9bd2c104d10f8bd7fa1d6b896f57f5afc3ad98f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Compiling futures-sink v0.3.4 [INFO] [stderr] Compiling futures-core v0.3.4 [INFO] [stderr] Compiling smallvec v1.2.0 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling futures-task v0.3.4 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling futures-timer v2.0.2 [INFO] [stderr] Compiling futures-io v0.3.4 [INFO] [stderr] Compiling pin-project-lite v0.1.4 [INFO] [stderr] Compiling once_cell v1.3.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling lock_api v0.3.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling futures-channel v0.3.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling kv-log-macro v1.0.4 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling crossbeam-channel v0.4.0 [INFO] [stderr] Compiling parking_lot_core v0.7.0 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.12.0 [INFO] [stderr] Compiling async-task v1.3.1 [INFO] [stderr] Compiling parking_lot v0.10.0 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling futures-macro v0.3.4 [INFO] [stderr] Compiling futures-util v0.3.4 [INFO] [stderr] Compiling broadcaster v1.0.0 [INFO] [stderr] Compiling async-std v1.5.0 [INFO] [stderr] Compiling async-chat-template v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 09s [INFO] [stdout] warning: unused import: `async_std::io::BufReader` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use async_std::io::BufReader; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:47:17 [INFO] [stdout] | [INFO] [stdout] 47 | async fn client(mut stream: TcpStream, broker_connection: Sender) -> io::Result<()> { [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: `stream` [INFO] [stdout] --> src/main.rs:47:21 [INFO] [stdout] | [INFO] [stdout] 47 | async fn client(mut stream: TcpStream, broker_connection: Sender) -> io::Result<()> { [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: `broker_connection` [INFO] [stdout] --> src/main.rs:47:40 [INFO] [stdout] | [INFO] [stdout] 47 | async fn client(mut stream: TcpStream, broker_connection: Sender) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_broker_connection` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `broker_sender` [INFO] [stdout] --> src/main.rs:71:14 [INFO] [stdout] | [INFO] [stdout] 71 | let (broker_sender, broker_receiver) = channel(10); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_broker_sender` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream` [INFO] [stdout] --> src/main.rs:75:24 [INFO] [stdout] | [INFO] [stdout] 75 | while let Some(stream) = incoming.next().await { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Connect` [INFO] [stdout] --> src/main.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | Connect(Client), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Message` [INFO] [stdout] --> src/main.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | Message { name: String, msg: String }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Disconnect` [INFO] [stdout] --> src/main.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | Disconnect { name: String }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `client` [INFO] [stdout] --> src/main.rs:47:10 [INFO] [stdout] | [INFO] [stdout] 47 | async fn client(mut stream: TcpStream, broker_connection: Sender) -> io::Result<()> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a075797cf1157157b92c2a19d9bd2c104d10f8bd7fa1d6b896f57f5afc3ad98f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a075797cf1157157b92c2a19d9bd2c104d10f8bd7fa1d6b896f57f5afc3ad98f", kill_on_drop: false }` [INFO] [stdout] a075797cf1157157b92c2a19d9bd2c104d10f8bd7fa1d6b896f57f5afc3ad98f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 84608cf4576c43b5834eb35783b08a61bb864a50693689658ba824efb8a606bc [INFO] running `Command { std: "docker" "start" "-a" "84608cf4576c43b5834eb35783b08a61bb864a50693689658ba824efb8a606bc", kill_on_drop: false }` [INFO] [stderr] Compiling async-chat-template v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `async_std::io::BufReader` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use async_std::io::BufReader; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:47:17 [INFO] [stdout] | [INFO] [stdout] 47 | async fn client(mut stream: TcpStream, broker_connection: Sender) -> io::Result<()> { [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: `stream` [INFO] [stdout] --> src/main.rs:47:21 [INFO] [stdout] | [INFO] [stdout] 47 | async fn client(mut stream: TcpStream, broker_connection: Sender) -> io::Result<()> { [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: `broker_connection` [INFO] [stdout] --> src/main.rs:47:40 [INFO] [stdout] | [INFO] [stdout] 47 | async fn client(mut stream: TcpStream, broker_connection: Sender) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_broker_connection` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `broker_sender` [INFO] [stdout] --> src/main.rs:71:14 [INFO] [stdout] | [INFO] [stdout] 71 | let (broker_sender, broker_receiver) = channel(10); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_broker_sender` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream` [INFO] [stdout] --> src/main.rs:75:24 [INFO] [stdout] | [INFO] [stdout] 75 | while let Some(stream) = incoming.next().await { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Connect` [INFO] [stdout] --> src/main.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | Connect(Client), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Message` [INFO] [stdout] --> src/main.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | Message { name: String, msg: String }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Disconnect` [INFO] [stdout] --> src/main.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | Disconnect { name: String }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `client` [INFO] [stdout] --> src/main.rs:47:10 [INFO] [stdout] | [INFO] [stdout] 47 | async fn client(mut stream: TcpStream, broker_connection: Sender) -> io::Result<()> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `Command { std: "docker" "inspect" "84608cf4576c43b5834eb35783b08a61bb864a50693689658ba824efb8a606bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84608cf4576c43b5834eb35783b08a61bb864a50693689658ba824efb8a606bc", kill_on_drop: false }` [INFO] [stdout] 84608cf4576c43b5834eb35783b08a61bb864a50693689658ba824efb8a606bc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7d91f53ba40b2b018dce6983b88702055d40d6a28871673275271a49b0b9502c [INFO] running `Command { std: "docker" "start" "-a" "7d91f53ba40b2b018dce6983b88702055d40d6a28871673275271a49b0b9502c", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `async_std::io::BufReader` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use async_std::io::BufReader; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:47:17 [INFO] [stderr] | [INFO] [stderr] 47 | async fn client(mut stream: TcpStream, broker_connection: Sender) -> io::Result<()> { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stream` [INFO] [stderr] --> src/main.rs:47:21 [INFO] [stderr] | [INFO] [stderr] 47 | async fn client(mut stream: TcpStream, broker_connection: Sender) -> io::Result<()> { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `broker_connection` [INFO] [stderr] --> src/main.rs:47:40 [INFO] [stderr] | [INFO] [stderr] 47 | async fn client(mut stream: TcpStream, broker_connection: Sender) -> io::Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_broker_connection` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `broker_sender` [INFO] [stderr] --> src/main.rs:71:14 [INFO] [stderr] | [INFO] [stderr] 71 | let (broker_sender, broker_receiver) = channel(10); [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_broker_sender` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stream` [INFO] [stderr] --> src/main.rs:75:24 [INFO] [stderr] | [INFO] [stderr] 75 | while let Some(stream) = incoming.next().await { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Connect` [INFO] [stderr] --> src/main.rs:24:4 [INFO] [stderr] | [INFO] [stderr] 24 | Connect(Client), [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Message` [INFO] [stderr] --> src/main.rs:25:4 [INFO] [stderr] | [INFO] [stderr] 25 | Message { name: String, msg: String }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Disconnect` [INFO] [stderr] --> src/main.rs:26:4 [INFO] [stderr] | [INFO] [stderr] 26 | Disconnect { name: String }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `client` [INFO] [stderr] --> src/main.rs:47:10 [INFO] [stderr] | [INFO] [stderr] 47 | async fn client(mut stream: TcpStream, broker_connection: Sender) -> io::Result<()> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `async-chat-template` (bin "async-chat-template" test) generated 10 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.36s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/async_chat_template-23d5884f896006d8) [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" "7d91f53ba40b2b018dce6983b88702055d40d6a28871673275271a49b0b9502c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d91f53ba40b2b018dce6983b88702055d40d6a28871673275271a49b0b9502c", kill_on_drop: false }` [INFO] [stdout] 7d91f53ba40b2b018dce6983b88702055d40d6a28871673275271a49b0b9502c