[INFO] cloning repository https://github.com/BarSquad/kizuna
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BarSquad/kizuna" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBarSquad%2Fkizuna", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBarSquad%2Fkizuna'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1bb33041acd74ac90ec316d50a7af3ce502c3067
[INFO] testing BarSquad/kizuna against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBarSquad%2Fkizuna" "/workspace/builds/worker-75/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-75/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BarSquad/kizuna on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BarSquad/kizuna
[INFO] finished tweaking git repo https://github.com/BarSquad/kizuna
[INFO] tweaked toml for git repo https://github.com/BarSquad/kizuna written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate git repo https://github.com/BarSquad/kizuna already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4142220d57f7d625373b1eaaf445de133e0fd5db6187a1680bb5c2e4ae5f6504
[INFO] running `Command { std: "docker" "start" "-a" "4142220d57f7d625373b1eaaf445de133e0fd5db6187a1680bb5c2e4ae5f6504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4142220d57f7d625373b1eaaf445de133e0fd5db6187a1680bb5c2e4ae5f6504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4142220d57f7d625373b1eaaf445de133e0fd5db6187a1680bb5c2e4ae5f6504", kill_on_drop: false }`
[INFO] [stdout] 4142220d57f7d625373b1eaaf445de133e0fd5db6187a1680bb5c2e4ae5f6504
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7a2a6140af9f9ba8b155a3d0b918ecbdb50557bcde85fa0d4ca8c29ec6f49e0
[INFO] running `Command { std: "docker" "start" "-a" "f7a2a6140af9f9ba8b155a3d0b918ecbdb50557bcde85fa0d4ca8c29ec6f49e0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling os_socketaddr v0.1.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling udp_sas v0.1.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling kizuna v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `IpAddr`
[INFO] [stdout]  --> src/core/server.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::net::{IpAddr, SocketAddr, ToSocketAddrs};
[INFO] [stdout]   |                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NodeColor`
[INFO] [stdout]  --> src/packet/variant/friends_req.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::core::node::{Node, NodeColor, NodeKind};
[INFO] [stdout]   |                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IdentResPacket`
[INFO] [stdout]  --> src/packet/variant/friends_req.rs:5:39
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::packet::{FriendsResPacket, IdentResPacket, Packet};
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::core::KizunaState`
[INFO] [stdout]  --> src/packet/variant/friends_res.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::core::KizunaState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `KizunaStateKind`
[INFO] [stdout]  --> src/packet/variant/friends_res.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::core::{KizunaCtx, KizunaStateKind};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::IpAddr`
[INFO] [stdout]   --> src/packet/variant/friends_res.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::net::IpAddr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/packet/variant/keepalive.rs:39:28
[INFO] [stdout]    |
[INFO] [stdout] 39 |     async fn handle(&self, ctx: &KizunaCtx) -> Result<(), HandlePacketError> {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send_raw`
[INFO] [stdout]   --> src/core/tick_handler/context.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn send_raw(&self, bytes: &[u8], addr: &SocketAddr) -> io::Result<usize> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send`
[INFO] [stdout]   --> src/core/context.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn send(self, packet: &Packet, addr: &SocketAddr) -> io::Result<usize> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `err`
[INFO] [stdout]  --> src/udp/error.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     err: Box<dyn Error + Send + Sync>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.60s
[INFO] running `Command { std: "docker" "inspect" "f7a2a6140af9f9ba8b155a3d0b918ecbdb50557bcde85fa0d4ca8c29ec6f49e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a2a6140af9f9ba8b155a3d0b918ecbdb50557bcde85fa0d4ca8c29ec6f49e0", kill_on_drop: false }`
[INFO] [stdout] f7a2a6140af9f9ba8b155a3d0b918ecbdb50557bcde85fa0d4ca8c29ec6f49e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29a0f484adeaa5d07e34d0760bf4992c1b49bda13e9a204e4e0e7013c9818207
[INFO] running `Command { std: "docker" "start" "-a" "29a0f484adeaa5d07e34d0760bf4992c1b49bda13e9a204e4e0e7013c9818207", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kizuna v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `IpAddr`
[INFO] [stdout]  --> src/core/server.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::net::{IpAddr, SocketAddr, ToSocketAddrs};
[INFO] [stdout]   |                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NodeColor`
[INFO] [stdout]  --> src/packet/variant/friends_req.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::core::node::{Node, NodeColor, NodeKind};
[INFO] [stdout]   |                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IdentResPacket`
[INFO] [stdout]  --> src/packet/variant/friends_req.rs:5:39
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::packet::{FriendsResPacket, IdentResPacket, Packet};
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::core::KizunaState`
[INFO] [stdout]  --> src/packet/variant/friends_res.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::core::KizunaState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `KizunaStateKind`
[INFO] [stdout]  --> src/packet/variant/friends_res.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::core::{KizunaCtx, KizunaStateKind};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::IpAddr`
[INFO] [stdout]   --> src/packet/variant/friends_res.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::net::IpAddr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/packet/variant/keepalive.rs:39:28
[INFO] [stdout]    |
[INFO] [stdout] 39 |     async fn handle(&self, ctx: &KizunaCtx) -> Result<(), HandlePacketError> {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send_raw`
[INFO] [stdout]   --> src/core/tick_handler/context.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn send_raw(&self, bytes: &[u8], addr: &SocketAddr) -> io::Result<usize> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send`
[INFO] [stdout]   --> src/core/context.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn send(self, packet: &Packet, addr: &SocketAddr) -> io::Result<usize> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `err`
[INFO] [stdout]  --> src/udp/error.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     err: Box<dyn Error + Send + Sync>,
[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 3.90s
[INFO] running `Command { std: "docker" "inspect" "29a0f484adeaa5d07e34d0760bf4992c1b49bda13e9a204e4e0e7013c9818207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a0f484adeaa5d07e34d0760bf4992c1b49bda13e9a204e4e0e7013c9818207", kill_on_drop: false }`
[INFO] [stdout] 29a0f484adeaa5d07e34d0760bf4992c1b49bda13e9a204e4e0e7013c9818207
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 612b0d5e41f8044cfad1c585a5a10e745c0b0979328ab2fb8ee9ecb40c8595c1
[INFO] running `Command { std: "docker" "start" "-a" "612b0d5e41f8044cfad1c585a5a10e745c0b0979328ab2fb8ee9ecb40c8595c1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `IpAddr`
[INFO] [stderr]  --> src/core/server.rs:8:16
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::net::{IpAddr, SocketAddr, ToSocketAddrs};
[INFO] [stderr]   |                ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NodeColor`
[INFO] [stderr]  --> src/packet/variant/friends_req.rs:1:31
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::core::node::{Node, NodeColor, NodeKind};
[INFO] [stderr]   |                               ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IdentResPacket`
[INFO] [stderr]  --> src/packet/variant/friends_req.rs:5:39
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::packet::{FriendsResPacket, IdentResPacket, Packet};
[INFO] [stderr]   |                                       ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::core::KizunaState`
[INFO] [stderr]  --> src/packet/variant/friends_res.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::core::KizunaState;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `KizunaStateKind`
[INFO] [stderr]  --> src/packet/variant/friends_res.rs:3:30
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::core::{KizunaCtx, KizunaStateKind};
[INFO] [stderr]   |                              ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::net::IpAddr`
[INFO] [stderr]   --> src/packet/variant/friends_res.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::net::IpAddr;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/packet/variant/keepalive.rs:39:28
[INFO] [stderr]    |
[INFO] [stderr] 39 |     async fn handle(&self, ctx: &KizunaCtx) -> Result<(), HandlePacketError> {
[INFO] [stderr]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `send_raw`
[INFO] [stderr]   --> src/core/tick_handler/context.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn send_raw(&self, bytes: &[u8], addr: &SocketAddr) -> io::Result<usize> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `send`
[INFO] [stderr]   --> src/core/context.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn send(self, packet: &Packet, addr: &SocketAddr) -> io::Result<usize> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `err`
[INFO] [stderr]  --> src/udp/error.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     err: Box<dyn Error + Send + Sync>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `kizuna` (bin "kizuna" test) generated 10 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kizuna-dac59d45e432e2ae)
[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" "612b0d5e41f8044cfad1c585a5a10e745c0b0979328ab2fb8ee9ecb40c8595c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "612b0d5e41f8044cfad1c585a5a10e745c0b0979328ab2fb8ee9ecb40c8595c1", kill_on_drop: false }`
[INFO] [stdout] 612b0d5e41f8044cfad1c585a5a10e745c0b0979328ab2fb8ee9ecb40c8595c1