[INFO] cloning repository https://github.com/raimon49/rust-channel-study [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raimon49/rust-channel-study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraimon49%2Frust-channel-study", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraimon49%2Frust-channel-study'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f81b2e48151622474db80d535f668050fa2c7c0d [INFO] testing raimon49/rust-channel-study against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraimon49%2Frust-channel-study" "/workspace/builds/worker-22/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/raimon49/rust-channel-study 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/raimon49/rust-channel-study [INFO] finished tweaking git repo https://github.com/raimon49/rust-channel-study [INFO] tweaked toml for git repo https://github.com/raimon49/rust-channel-study written to /workspace/builds/worker-22/source/Cargo.toml [INFO] crate git repo https://github.com/raimon49/rust-channel-study 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 98c4080e1d79887a340ecbb6c74d6642d0b8de3ae3414f3eabaa7cd4d9f940f7 [INFO] running `Command { std: "docker" "start" "-a" "98c4080e1d79887a340ecbb6c74d6642d0b8de3ae3414f3eabaa7cd4d9f940f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "98c4080e1d79887a340ecbb6c74d6642d0b8de3ae3414f3eabaa7cd4d9f940f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98c4080e1d79887a340ecbb6c74d6642d0b8de3ae3414f3eabaa7cd4d9f940f7", kill_on_drop: false }` [INFO] [stdout] 98c4080e1d79887a340ecbb6c74d6642d0b8de3ae3414f3eabaa7cd4d9f940f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 5e2d3ae2a9d84f52169449faffb9a32dec27820ed65064b49a90f5d3ace5c2ad [INFO] running `Command { std: "docker" "start" "-a" "5e2d3ae2a9d84f52169449faffb9a32dec27820ed65064b49a90f5d3ace5c2ad", kill_on_drop: false }` [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling rust-channel-study v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:159:16 [INFO] [stdout] | [INFO] [stdout] 159 | if (worker_cancel_flag.load(Ordering::SeqCst)) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 159 - if (worker_cancel_flag.load(Ordering::SeqCst)) { [INFO] [stdout] 159 + if worker_cancel_flag.load(Ordering::SeqCst) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:173:46 [INFO] [stdout] | [INFO] [stdout] 173 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:179:46 [INFO] [stdout] | [INFO] [stdout] 179 | static PACKETS_SERVED: AtomicUsize = ATOMIC_USIZE_INIT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:191:9 [INFO] [stdout] | [INFO] [stdout] 191 | / lazy_static! { [INFO] [stdout] 192 | | // lazy_staticクレートのlazy_static!マクロで初期化が可能 [INFO] [stdout] 193 | | // 中の実装はstd::sync::Onceを使っている [INFO] [stdout] 194 | | static ref HOSTNAME: Mutex = Mutex::new(String::new()); [INFO] [stdout] 195 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `receiver` [INFO] [stdout] --> src/main.rs:11:18 [INFO] [stdout] | [INFO] [stdout] 11 | let (sender, receiver) = channel(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handle` [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let handle = spawn(move || { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rc2` [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let rc2 = rc1.clone(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rc2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `app` [INFO] [stdout] --> src/main.rs:112:13 [INFO] [stdout] | [INFO] [stdout] 112 | let app = Arc::new(FermEmpireApp { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_app` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `players` [INFO] [stdout] --> src/main.rs:90:25 [INFO] [stdout] | [INFO] [stdout] 90 | let players = guard.split_off(0); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_players` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | let mut text = String::new(); [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: constant is never used: `GAME_SIZE` [INFO] [stdout] --> src/main.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | const GAME_SIZE: usize = 8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `num` [INFO] [stdout] --> src/main.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | num: u32 [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `config` [INFO] [stdout] --> src/main.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | config: RwLock, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `waiting_list` [INFO] [stdout] --> src/main.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | waiting_list: Mutex [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `join_waiting_list` [INFO] [stdout] --> src/main.rs:78:16 [INFO] [stdout] | [INFO] [stdout] 78 | fn join_waiting_list(&self, player: PlayerId) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_config` [INFO] [stdout] --> src/main.rs:96:16 [INFO] [stdout] | [INFO] [stdout] 96 | fn read_config(&self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reload_config` [INFO] [stdout] --> src/main.rs:102:16 [INFO] [stdout] | [INFO] [stdout] 102 | fn reload_config(&self) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `shared_channel` [INFO] [stdout] --> src/main.rs:140:20 [INFO] [stdout] | [INFO] [stdout] 140 | pub fn shared_channel() -> (Sender, SharedReceiver) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `clone` that must be used [INFO] [stdout] --> src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | rc1.clone(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: cloning is often expensive and is not expected to have side effects [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.35s [INFO] running `Command { std: "docker" "inspect" "5e2d3ae2a9d84f52169449faffb9a32dec27820ed65064b49a90f5d3ace5c2ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e2d3ae2a9d84f52169449faffb9a32dec27820ed65064b49a90f5d3ace5c2ad", kill_on_drop: false }` [INFO] [stdout] 5e2d3ae2a9d84f52169449faffb9a32dec27820ed65064b49a90f5d3ace5c2ad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 5b3be00d68559f4aa4a35ac63af1eb6211b4c0741e72987f94933bc09edbdfbf [INFO] running `Command { std: "docker" "start" "-a" "5b3be00d68559f4aa4a35ac63af1eb6211b4c0741e72987f94933bc09edbdfbf", kill_on_drop: false }` [INFO] [stderr] Compiling rust-channel-study v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:159:16 [INFO] [stdout] | [INFO] [stdout] 159 | if (worker_cancel_flag.load(Ordering::SeqCst)) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 159 - if (worker_cancel_flag.load(Ordering::SeqCst)) { [INFO] [stdout] 159 + if worker_cancel_flag.load(Ordering::SeqCst) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:173:46 [INFO] [stdout] | [INFO] [stdout] 173 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:179:46 [INFO] [stdout] | [INFO] [stdout] 179 | static PACKETS_SERVED: AtomicUsize = ATOMIC_USIZE_INIT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:191:9 [INFO] [stdout] | [INFO] [stdout] 191 | / lazy_static! { [INFO] [stdout] 192 | | // lazy_staticクレートのlazy_static!マクロで初期化が可能 [INFO] [stdout] 193 | | // 中の実装はstd::sync::Onceを使っている [INFO] [stdout] 194 | | static ref HOSTNAME: Mutex = Mutex::new(String::new()); [INFO] [stdout] 195 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `receiver` [INFO] [stdout] --> src/main.rs:11:18 [INFO] [stdout] | [INFO] [stdout] 11 | let (sender, receiver) = channel(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handle` [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let handle = spawn(move || { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rc2` [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let rc2 = rc1.clone(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rc2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `app` [INFO] [stdout] --> src/main.rs:112:13 [INFO] [stdout] | [INFO] [stdout] 112 | let app = Arc::new(FermEmpireApp { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_app` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `players` [INFO] [stdout] --> src/main.rs:90:25 [INFO] [stdout] | [INFO] [stdout] 90 | let players = guard.split_off(0); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_players` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | let mut text = String::new(); [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 return value of `clone` that must be used [INFO] [stdout] --> src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | rc1.clone(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: cloning is often expensive and is not expected to have side effects [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.37s [INFO] running `Command { std: "docker" "inspect" "5b3be00d68559f4aa4a35ac63af1eb6211b4c0741e72987f94933bc09edbdfbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b3be00d68559f4aa4a35ac63af1eb6211b4c0741e72987f94933bc09edbdfbf", kill_on_drop: false }` [INFO] [stdout] 5b3be00d68559f4aa4a35ac63af1eb6211b4c0741e72987f94933bc09edbdfbf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 8573760c91849c2ff67b8be2f16a677a750381f2b937c8d7e6d8b3406cd3705e [INFO] running `Command { std: "docker" "start" "-a" "8573760c91849c2ff67b8be2f16a677a750381f2b937c8d7e6d8b3406cd3705e", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:159:16 [INFO] [stderr] | [INFO] [stderr] 159 | if (worker_cancel_flag.load(Ordering::SeqCst)) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 159 - if (worker_cancel_flag.load(Ordering::SeqCst)) { [INFO] [stderr] 159 + if worker_cancel_flag.load(Ordering::SeqCst) { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stderr] --> src/main.rs:173:46 [INFO] [stderr] | [INFO] [stderr] 173 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stderr] --> src/main.rs:179:46 [INFO] [stderr] | [INFO] [stderr] 179 | static PACKETS_SERVED: AtomicUsize = ATOMIC_USIZE_INIT; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stderr] --> src/main.rs:191:9 [INFO] [stderr] | [INFO] [stderr] 191 | / lazy_static! { [INFO] [stderr] 192 | | // lazy_staticクレートのlazy_static!マクロで初期化が可能 [INFO] [stderr] 193 | | // 中の実装はstd::sync::Onceを使っている [INFO] [stderr] 194 | | static ref HOSTNAME: Mutex = Mutex::new(String::new()); [INFO] [stderr] 195 | | } [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused variable: `receiver` [INFO] [stderr] --> src/main.rs:11:18 [INFO] [stderr] | [INFO] [stderr] 11 | let (sender, receiver) = channel(); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `handle` [INFO] [stderr] --> src/main.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | let handle = spawn(move || { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rc2` [INFO] [stderr] --> src/main.rs:24:9 [INFO] [stderr] | [INFO] [stderr] 24 | let rc2 = rc1.clone(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_rc2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `app` [INFO] [stderr] --> src/main.rs:112:13 [INFO] [stderr] | [INFO] [stderr] 112 | let app = Arc::new(FermEmpireApp { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_app` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `players` [INFO] [stderr] --> src/main.rs:90:25 [INFO] [stderr] | [INFO] [stderr] 90 | let players = guard.split_off(0); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_players` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | let mut text = String::new(); [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 return value of `clone` that must be used [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | rc1.clone(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: cloning is often expensive and is not expected to have side effects [INFO] [stderr] [INFO] [stderr] warning: `rust-channel-study` (bin "rust-channel-study" test) generated 11 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_channel_study-81421b53482095f5) [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" "8573760c91849c2ff67b8be2f16a677a750381f2b937c8d7e6d8b3406cd3705e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8573760c91849c2ff67b8be2f16a677a750381f2b937c8d7e6d8b3406cd3705e", kill_on_drop: false }` [INFO] [stdout] 8573760c91849c2ff67b8be2f16a677a750381f2b937c8d7e6d8b3406cd3705e