[INFO] fetching crate twinkle 0.1.3...
[INFO] testing twinkle-0.1.3 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate twinkle 0.1.3 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate twinkle 0.1.3
[INFO] finished tweaking crates.io crate twinkle 0.1.3
[INFO] tweaked toml for crates.io crate twinkle 0.1.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate twinkle 0.1.3 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 53 packages to highest compatible versions
[INFO] [stderr]       Adding tokio v0.2.25 (available: v1.53.3)
[INFO] [stderr]       Adding uuid v0.8.2 (available: v1.28.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mio-named-pipes v0.1.7
[INFO] [stderr]   Downloaded tokio-macros v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d7e407e6f208dd5f82c43e33d80a81a39cabc8a7d1c84c7ecda47b4a4dc6e703
[INFO] running `Command { std: "docker" "start" "d7e407e6f208dd5f82c43e33d80a81a39cabc8a7d1c84c7ecda47b4a4dc6e703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7e407e6f208dd5f82c43e33d80a81a39cabc8a7d1c84c7ecda47b4a4dc6e703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d7e407e6f208dd5f82c43e33d80a81a39cabc8a7d1c84c7ecda47b4a4dc6e703" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7e407e6f208dd5f82c43e33d80a81a39cabc8a7d1c84c7ecda47b4a4dc6e703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d7e407e6f208dd5f82c43e33d80a81a39cabc8a7d1c84c7ecda47b4a4dc6e703" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-sink v0.3.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling futures-channel v0.3.34
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling futures-macro v0.3.34
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling futures-util v0.3.34
[INFO] [stderr]    Compiling futures-executor v0.3.34
[INFO] [stderr]    Compiling futures v0.3.34
[INFO] [stderr]    Compiling twinkle v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::errors::*`
[INFO] [stdout]   --> src/listener.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::errors::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::errors::*`
[INFO] [stdout]  --> src/request.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::errors::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/request.rs:16:34
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn issue(self) -> Result<(Packet), std::io::Error> {
[INFO] [stdout]    |                                  ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -     pub fn issue(self) -> Result<(Packet), std::io::Error> {
[INFO] [stdout] 16 +     pub fn issue(self) -> Result<Packet, std::io::Error> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::errors::*`
[INFO] [stdout]  --> src/packet.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::errors::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::future::join`
[INFO] [stdout]   --> src/lib.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | use futures::future::join;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::time::timeout`
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | use tokio::time::timeout;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/lib.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 | use std::time::{Duration};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind` and `Error`
[INFO] [stdout]   --> src/lib.rs:44:15
[INFO] [stdout]    |
[INFO] [stdout] 44 | use std::io::{Error, ErrorKind};
[INFO] [stdout]    |               ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl u16>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/request.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |     if u > From::from(u16::max_value()){
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TIMEOUT` is never used
[INFO] [stdout]   --> src/types.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const TIMEOUT: Duration = Duration::from_secs(1);
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TwinkleError` is never used
[INFO] [stdout]  --> src/errors.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum TwinkleError {
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/dispatcher.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             sock.send(&b).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let _ = sock.send(&b).await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 29.00s
[INFO] running `Command { std: "docker" "inspect" "d7e407e6f208dd5f82c43e33d80a81a39cabc8a7d1c84c7ecda47b4a4dc6e703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d7e407e6f208dd5f82c43e33d80a81a39cabc8a7d1c84c7ecda47b4a4dc6e703" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `crate::errors::*`
[INFO] [stdout]   --> src/listener.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::errors::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::errors::*`
[INFO] [stdout]  --> src/request.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::errors::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/request.rs:16:34
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn issue(self) -> Result<(Packet), std::io::Error> {
[INFO] [stdout]    |                                  ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -     pub fn issue(self) -> Result<(Packet), std::io::Error> {
[INFO] [stdout] 16 +     pub fn issue(self) -> Result<Packet, std::io::Error> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::errors::*`
[INFO] [stdout]  --> src/packet.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::errors::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::future::join`
[INFO] [stdout]   --> src/lib.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | use futures::future::join;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::time::timeout`
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | use tokio::time::timeout;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/lib.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 | use std::time::{Duration};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind` and `Error`
[INFO] [stdout]   --> src/lib.rs:44:15
[INFO] [stdout]    |
[INFO] [stdout] 44 | use std::io::{Error, ErrorKind};
[INFO] [stdout]    |               ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl u16>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/request.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |     if u > From::from(u16::max_value()){
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TIMEOUT` is never used
[INFO] [stdout]   --> src/types.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const TIMEOUT: Duration = Duration::from_secs(1);
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TwinkleError` is never used
[INFO] [stdout]  --> src/errors.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum TwinkleError {
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/dispatcher.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             sock.send(&b).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let _ = sock.send(&b).await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling twinkle v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::errors::*`
[INFO] [stdout]   --> src/listener.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::errors::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::errors::*`
[INFO] [stdout]  --> src/request.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::errors::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/request.rs:16:34
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn issue(self) -> Result<(Packet), std::io::Error> {
[INFO] [stdout]    |                                  ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -     pub fn issue(self) -> Result<(Packet), std::io::Error> {
[INFO] [stdout] 16 +     pub fn issue(self) -> Result<Packet, std::io::Error> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::errors::*`
[INFO] [stdout]  --> src/packet.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::errors::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl u16>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/request.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |     if u > From::from(u16::max_value()){
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TIMEOUT` is never used
[INFO] [stdout]   --> src/types.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const TIMEOUT: Duration = Duration::from_secs(1);
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TwinkleError` is never used
[INFO] [stdout]  --> src/errors.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum TwinkleError {
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/dispatcher.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             sock.send(&b).await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let _ = sock.send(&b).await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 client.unset(b"hoge".to_vec()).await;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 let _ = client.unset(b"hoge".to_vec()).await;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:86:17
[INFO] [stdout]    |
[INFO] [stdout] 86 |                 client.set(b"fuga".to_vec(), b"foo".to_vec()).await;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 86 |                 let _ = client.set(b"fuga".to_vec(), b"foo".to_vec()).await;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 3.00s
[INFO] running `Command { std: "docker" "inspect" "d7e407e6f208dd5f82c43e33d80a81a39cabc8a7d1c84c7ecda47b4a4dc6e703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d7e407e6f208dd5f82c43e33d80a81a39cabc8a7d1c84c7ecda47b4a4dc6e703" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::errors::*`
[INFO] [stderr]   --> src/listener.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::errors::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::errors::*`
[INFO] [stderr]  --> src/request.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::errors::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/request.rs:16:34
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn issue(self) -> Result<(Packet), std::io::Error> {
[INFO] [stderr]    |                                  ^      ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 16 -     pub fn issue(self) -> Result<(Packet), std::io::Error> {
[INFO] [stderr] 16 +     pub fn issue(self) -> Result<Packet, std::io::Error> {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::errors::*`
[INFO] [stderr]  --> src/packet.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::errors::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::future::join`
[INFO] [stderr]   --> src/lib.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | use futures::future::join;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio::time::timeout`
[INFO] [stderr]   --> src/lib.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 | use tokio::time::timeout;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]   --> src/lib.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 | use std::time::{Duration};
[INFO] [stderr]    |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ErrorKind` and `Error`
[INFO] [stderr]   --> src/lib.rs:44:15
[INFO] [stderr]    |
[INFO] [stderr] 44 | use std::io::{Error, ErrorKind};
[INFO] [stderr]    |               ^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::num::<impl u16>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stderr]   --> src/request.rs:55:28
[INFO] [stderr]    |
[INFO] [stderr] 55 |     if u > From::from(u16::max_value()){
[INFO] [stderr]    |                            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TIMEOUT` is never used
[INFO] [stderr]   --> src/types.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub const TIMEOUT: Duration = Duration::from_secs(1);
[INFO] [stderr]    |           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `TwinkleError` is never used
[INFO] [stderr]  --> src/errors.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub enum TwinkleError {
[INFO] [stderr]   |          ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/dispatcher.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |             sock.send(&b).await;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 15 |             let _ = sock.send(&b).await;
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/lib.rs:71:17
[INFO] [stderr]    |
[INFO] [stderr] 71 |                 client.unset(b"hoge".to_vec()).await;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 71 |                 let _ = client.unset(b"hoge".to_vec()).await;
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/lib.rs:86:17
[INFO] [stderr]    |
[INFO] [stderr] 86 |                 client.set(b"fuga".to_vec(), b"foo".to_vec()).await;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 86 |                 let _ = client.set(b"fuga".to_vec(), b"foo".to_vec()).await;
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `twinkle` (lib) generated 12 warnings (run `cargo fix --lib -p twinkle` to apply 8 suggestions)
[INFO] [stderr] warning: `twinkle` (lib test) generated 10 warnings (8 duplicates)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/twinkle-215cb63eed6c5f5b)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_set_and_get ... FAILED
[INFO] [stdout] test tests::test_get_not_found ... ok
[INFO] [stdout] test tests::test_ping ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_set_and_get stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_set_and_get' (416) panicked at src/lib.rs:87:52:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Custom { kind: Other, error: "request timeout" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x59aef7fc3ef1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x59aef7fd8e5a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x59aef7fc880c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x59aef7f9f636 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x59aef7fbbf39 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x59aef7f36830 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x59aef7fbc0f2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x59aef7f9f6e2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x59aef7f98389 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x59aef7fa04cd - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x59aef7fd95bc - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x59aef7fd9392 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x59aef7f222c5 - <tokio[11ba2fb0656c8f82]::time::timeout::Timeout<twinkle[8adbe18637b7be9f]::tests::test_set_and_get::{closure#0}::{closure#0}> as core[df12db4294e9bfd3]::future::future::Future>::poll
[INFO] [stdout]   13:     0x59aef7f171f6 - <futures_util[999f1b10511c6602]::future::join::Join<tokio[11ba2fb0656c8f82]::time::timeout::Timeout<<twinkle[8adbe18637b7be9f]::client::Manager>::run::{closure#0}>, tokio[11ba2fb0656c8f82]::time::timeout::Timeout<twinkle[8adbe18637b7be9f]::tests::test_set_and_get::{closure#0}::{closure#0}>> as core[df12db4294e9bfd3]::future::future::Future>::poll
[INFO] [stdout]   14:     0x59aef7f11573 - twinkle[8adbe18637b7be9f]::tests::test_set_and_get::{closure#0}
[INFO] [stdout]   15:     0x59aef7f1b182 - <tokio[11ba2fb0656c8f82]::macros::scoped_tls::ScopedKey<tokio[11ba2fb0656c8f82]::runtime::basic_scheduler::Context>>::set::<tokio[11ba2fb0656c8f82]::runtime::basic_scheduler::enter<<tokio[11ba2fb0656c8f82]::runtime::basic_scheduler::BasicScheduler<tokio[11ba2fb0656c8f82]::park::either::Either<tokio[11ba2fb0656c8f82]::time::driver::Driver<tokio[11ba2fb0656c8f82]::park::either::Either<tokio[11ba2fb0656c8f82]::io::driver::Driver, tokio[11ba2fb0656c8f82]::park::thread::ParkThread>>, tokio[11ba2fb0656c8f82]::park::either::Either<tokio[11ba2fb0656c8f82]::io::driver::Driver, tokio[11ba2fb0656c8f82]::park::thread::ParkThread>>>>::block_on<twinkle[8adbe18637b7be9f]::tests::test_set_and_get::{closure#0}>::{closure#0}, (), tokio[11ba2fb0656c8f82]::park::either::Either<tokio[11ba2fb0656c8f82]::time::driver::Driver<tokio[11ba2fb0656c8f82]::park::either::Either<tokio[11ba2fb0656c8f82]::io::driver::Driver, tokio[11ba2fb0656c8f82]::park::thread::ParkThread>>, tokio[11ba2fb0656c8f82]::park::either::Either<tokio[11ba2fb0656c8f82]::io::driver::Driver, tokio[11ba2fb0656c8f82]::park::thread::ParkThread>>>::{closure#0}, ()>
[INFO] [stdout]   16:     0x59aef7f29772 - tokio[11ba2fb0656c8f82]::runtime::basic_scheduler::enter::<<tokio[11ba2fb0656c8f82]::runtime::basic_scheduler::BasicScheduler<tokio[11ba2fb0656c8f82]::park::either::Either<tokio[11ba2fb0656c8f82]::time::driver::Driver<tokio[11ba2fb0656c8f82]::park::either::Either<tokio[11ba2fb0656c8f82]::io::driver::Driver, tokio[11ba2fb0656c8f82]::park::thread::ParkThread>>, tokio[11ba2fb0656c8f82]::park::either::Either<tokio[11ba2fb0656c8f82]::io::driver::Driver, tokio[11ba2fb0656c8f82]::park::thread::ParkThread>>>>::block_on<twinkle[8adbe18637b7be9f]::tests::test_set_and_get::{closure#0}>::{closure#0}, (), tokio[11ba2fb0656c8f82]::park::either::Either<tokio[11ba2fb0656c8f82]::time::driver::Driver<tokio[11ba2fb0656c8f82]::park::either::Either<tokio[11ba2fb0656c8f82]::io::driver::Driver, tokio[11ba2fb0656c8f82]::park::thread::ParkThread>>, tokio[11ba2fb0656c8f82]::park::either::Either<tokio[11ba2fb0656c8f82]::io::driver::Driver, tokio[11ba2fb0656c8f82]::park::thread::ParkThread>>>
[INFO] [stdout]   17:     0x59aef7f1f5d8 - tokio[11ba2fb0656c8f82]::runtime::context::enter::<<tokio[11ba2fb0656c8f82]::runtime::Runtime>::block_on<twinkle[8adbe18637b7be9f]::tests::test_set_and_get::{closure#0}>::{closure#0}, ()>
[INFO] [stdout]   18:     0x59aef7f25022 - twinkle[8adbe18637b7be9f]::tests::test_set_and_get
[INFO] [stdout]   19:     0x59aef7f151f9 - <twinkle[8adbe18637b7be9f]::tests::test_set_and_get::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x59aef7f29b1b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   21:     0x59aef7f37185 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   22:     0x59aef7f30a44 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   23:     0x59aef7f3a2e2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   24:     0x59aef7fc31d9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   25:     0x7f2ecca9cdfa - <unknown>
[INFO] [stdout]   26:     0x7f2eccb303d4 - clone
[INFO] [stdout]   27:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_ping stdout ----
[INFO] [stdout] Error: Custom { kind: Other, error: "request timeout" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_ping
[INFO] [stdout]     tests::test_set_and_get
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "d7e407e6f208dd5f82c43e33d80a81a39cabc8a7d1c84c7ecda47b4a4dc6e703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7e407e6f208dd5f82c43e33d80a81a39cabc8a7d1c84c7ecda47b4a4dc6e703", kill_on_drop: false }`
[INFO] [stdout] d7e407e6f208dd5f82c43e33d80a81a39cabc8a7d1c84c7ecda47b4a4dc6e703
