[INFO] cloning repository https://github.com/generaloss/network-forge-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/generaloss/network-forge-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeneraloss%2Fnetwork-forge-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeneraloss%2Fnetwork-forge-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb0b29d858cd016979b266934ef6e73ec7813080
[INFO] testing generaloss/network-forge-rust against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeneraloss%2Fnetwork-forge-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/generaloss/network-forge-rust
[INFO] finished tweaking git repo https://github.com/generaloss/network-forge-rust
[INFO] tweaked toml for git repo https://github.com/generaloss/network-forge-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/generaloss/network-forge-rust on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/generaloss/network-forge-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e72345bc660ce9d10332575e7d14afd889787538e0a9e370119b1b331d8d5f56
[INFO] running `Command { std: "docker" "start" "-a" "e72345bc660ce9d10332575e7d14afd889787538e0a9e370119b1b331d8d5f56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e72345bc660ce9d10332575e7d14afd889787538e0a9e370119b1b331d8d5f56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e72345bc660ce9d10332575e7d14afd889787538e0a9e370119b1b331d8d5f56", kill_on_drop: false }`
[INFO] [stdout] e72345bc660ce9d10332575e7d14afd889787538e0a9e370119b1b331d8d5f56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a5d989cbcafd4370569a7283d7333b7eeb937985bb3a63d9a691bf79a4548b3
[INFO] running `Command { std: "docker" "start" "-a" "9a5d989cbcafd4370569a7283d7333b7eeb937985bb3a63d9a691bf79a4548b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling tokio v1.51.0
[INFO] [stderr]    Compiling network-forge-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `StreamCodec`
[INFO] [stdout]  --> src/lib.rs:2:48
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::tcp_connection_codec::{PacketCodec, StreamCodec};
[INFO] [stdout]   |                                                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]   --> src/lib.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | async fn test() {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TCPServer` is never constructed
[INFO] [stdout]  --> src/tcp_server.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct TCPServer<C: Codec> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `run` are never used
[INFO] [stdout]   --> src/tcp_server.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<C: Codec> TCPServer<C> {
[INFO] [stdout]    | --------------------------- associated items in this implementation
[INFO] [stdout] 11 |     pub fn new(codec: C) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub async fn run<F>(&self, addr: &str, handler: F)
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TCPClient` is never constructed
[INFO] [stdout]  --> src/tcp_client.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct TCPClient<C: Codec> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `connect`, and `send` are never used
[INFO] [stdout]   --> src/tcp_client.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<C: Codec> TCPClient<C> {
[INFO] [stdout]    | --------------------------- associated items in this implementation
[INFO] [stdout] 11 |     pub fn new(codec: C) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub async fn connect<F>(&self, addr: &str, handler: F) -> TCPConnection
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub async fn send(&self, connection: &TCPConnection, data: &[u8]) {
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TCPConnection` is never constructed
[INFO] [stdout]  --> src/tcp_connection.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct TCPConnection {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `read` are never used
[INFO] [stdout]   --> src/tcp_connection.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl TCPConnection {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 12 |     pub fn new(stream: TcpStream) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub async fn send(&self, data: &[u8]) -> tokio::io::Result<()> {
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub async fn read(&self, buf: &mut [u8]) -> tokio::io::Result<usize> {
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Codec` is never used
[INFO] [stdout]  --> src/tcp_connection_codec.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub trait Codec: Send + Sync + 'static {
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PacketCodec` is never constructed
[INFO] [stdout]  --> src/tcp_connection_codec.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct PacketCodec;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StreamCodec` is never constructed
[INFO] [stdout]   --> src/tcp_connection_codec.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct StreamCodec;
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.82s
[INFO] running `Command { std: "docker" "inspect" "9a5d989cbcafd4370569a7283d7333b7eeb937985bb3a63d9a691bf79a4548b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a5d989cbcafd4370569a7283d7333b7eeb937985bb3a63d9a691bf79a4548b3", kill_on_drop: false }`
[INFO] [stdout] 9a5d989cbcafd4370569a7283d7333b7eeb937985bb3a63d9a691bf79a4548b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f54789fcbfc66092617683adb2526c2ce310f213903a147b01b401bce5802975
[INFO] running `Command { std: "docker" "start" "-a" "f54789fcbfc66092617683adb2526c2ce310f213903a147b01b401bce5802975", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `StreamCodec`
[INFO] [stdout]  --> src/lib.rs:2:48
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::tcp_connection_codec::{PacketCodec, StreamCodec};
[INFO] [stdout]   |                                                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling network-forge-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]   --> src/lib.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | async fn test() {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TCPServer` is never constructed
[INFO] [stdout]  --> src/tcp_server.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct TCPServer<C: Codec> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `run` are never used
[INFO] [stdout]   --> src/tcp_server.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<C: Codec> TCPServer<C> {
[INFO] [stdout]    | --------------------------- associated items in this implementation
[INFO] [stdout] 11 |     pub fn new(codec: C) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub async fn run<F>(&self, addr: &str, handler: F)
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TCPClient` is never constructed
[INFO] [stdout]  --> src/tcp_client.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct TCPClient<C: Codec> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `connect`, and `send` are never used
[INFO] [stdout]   --> src/tcp_client.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<C: Codec> TCPClient<C> {
[INFO] [stdout]    | --------------------------- associated items in this implementation
[INFO] [stdout] 11 |     pub fn new(codec: C) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub async fn connect<F>(&self, addr: &str, handler: F) -> TCPConnection
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub async fn send(&self, connection: &TCPConnection, data: &[u8]) {
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TCPConnection` is never constructed
[INFO] [stdout]  --> src/tcp_connection.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct TCPConnection {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, and `read` are never used
[INFO] [stdout]   --> src/tcp_connection.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl TCPConnection {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 12 |     pub fn new(stream: TcpStream) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub async fn send(&self, data: &[u8]) -> tokio::io::Result<()> {
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub async fn read(&self, buf: &mut [u8]) -> tokio::io::Result<usize> {
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Codec` is never used
[INFO] [stdout]  --> src/tcp_connection_codec.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub trait Codec: Send + Sync + 'static {
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PacketCodec` is never constructed
[INFO] [stdout]  --> src/tcp_connection_codec.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct PacketCodec;
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StreamCodec` is never constructed
[INFO] [stdout]   --> src/tcp_connection_codec.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct StreamCodec;
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StreamCodec`
[INFO] [stdout]  --> src/lib.rs:2:48
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::tcp_connection_codec::{PacketCodec, StreamCodec};
[INFO] [stdout]   |                                                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StreamCodec` is never constructed
[INFO] [stdout]   --> src/tcp_connection_codec.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct StreamCodec;
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "f54789fcbfc66092617683adb2526c2ce310f213903a147b01b401bce5802975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f54789fcbfc66092617683adb2526c2ce310f213903a147b01b401bce5802975", kill_on_drop: false }`
[INFO] [stdout] f54789fcbfc66092617683adb2526c2ce310f213903a147b01b401bce5802975
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ee8786c2a697881cb36c6b192e24e01121dbd708c083ca4132559367efb8c224
[INFO] running `Command { std: "docker" "start" "-a" "ee8786c2a697881cb36c6b192e24e01121dbd708c083ca4132559367efb8c224", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `StreamCodec`
[INFO] [stderr]  --> src/lib.rs:2:48
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::tcp_connection_codec::{PacketCodec, StreamCodec};
[INFO] [stderr]   |                                                ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `test` is never used
[INFO] [stderr]   --> src/lib.rs:19:10
[INFO] [stderr]    |
[INFO] [stderr] 19 | async fn test() {
[INFO] [stderr]    |          ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TCPServer` is never constructed
[INFO] [stderr]  --> src/tcp_server.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct TCPServer<C: Codec> {
[INFO] [stderr]   |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `run` are never used
[INFO] [stderr]   --> src/tcp_server.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl<C: Codec> TCPServer<C> {
[INFO] [stderr]    | --------------------------- associated items in this implementation
[INFO] [stderr] 11 |     pub fn new(codec: C) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 17 |     pub async fn run<F>(&self, addr: &str, handler: F)
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TCPClient` is never constructed
[INFO] [stderr]  --> src/tcp_client.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct TCPClient<C: Codec> {
[INFO] [stderr]   |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `connect`, and `send` are never used
[INFO] [stderr]   --> src/tcp_client.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl<C: Codec> TCPClient<C> {
[INFO] [stderr]    | --------------------------- associated items in this implementation
[INFO] [stderr] 11 |     pub fn new(codec: C) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 17 |     pub async fn connect<F>(&self, addr: &str, handler: F) -> TCPConnection
[INFO] [stderr]    |                  ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 49 |     pub async fn send(&self, connection: &TCPConnection, data: &[u8]) {
[INFO] [stderr]    |                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TCPConnection` is never constructed
[INFO] [stderr]  --> src/tcp_connection.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct TCPConnection {
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `send`, and `read` are never used
[INFO] [stderr]   --> src/tcp_connection.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl TCPConnection {
[INFO] [stderr]    | ------------------ associated items in this implementation
[INFO] [stderr] 12 |     pub fn new(stream: TcpStream) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 18 |     pub async fn send(&self, data: &[u8]) -> tokio::io::Result<()> {
[INFO] [stderr]    |                  ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 |     pub async fn read(&self, buf: &mut [u8]) -> tokio::io::Result<usize> {
[INFO] [stderr]    |                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Codec` is never used
[INFO] [stderr]  --> src/tcp_connection_codec.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub trait Codec: Send + Sync + 'static {
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `PacketCodec` is never constructed
[INFO] [stderr]  --> src/tcp_connection_codec.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct PacketCodec;
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `StreamCodec` is never constructed
[INFO] [stderr]   --> src/tcp_connection_codec.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct StreamCodec;
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `StreamCodec` is never constructed
[INFO] [stderr]   --> src/tcp_connection_codec.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct StreamCodec;
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `network-forge-rust` (lib) generated 11 warnings (run `cargo fix --lib -p network-forge-rust` to apply 1 suggestion)
[INFO] [stderr] warning: `network-forge-rust` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/network_forge_rust-bde1d6bce0f8fcdf)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests network_forge_rust
[INFO] [stdout] test tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[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" "ee8786c2a697881cb36c6b192e24e01121dbd708c083ca4132559367efb8c224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee8786c2a697881cb36c6b192e24e01121dbd708c083ca4132559367efb8c224", kill_on_drop: false }`
[INFO] [stdout] ee8786c2a697881cb36c6b192e24e01121dbd708c083ca4132559367efb8c224
