[INFO] cloning repository https://github.com/yumzi114/rnd_slave
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yumzi114/rnd_slave" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyumzi114%2Frnd_slave", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyumzi114%2Frnd_slave'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5cb69124bf1fabfab159d99ee15cf89707cce081
[INFO] checking yumzi114/rnd_slave against master#46424fb5054f211ec836c5c03159f92e46bb35ac for pr-139042
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyumzi114%2Frnd_slave" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yumzi114/rnd_slave on toolchain 46424fb5054f211ec836c5c03159f92e46bb35ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yumzi114/rnd_slave
[INFO] finished tweaking git repo https://github.com/yumzi114/rnd_slave
[INFO] tweaked toml for git repo https://github.com/yumzi114/rnd_slave written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yumzi114/rnd_slave 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" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded defaults v0.2.0
[INFO] [stderr]   Downloaded serialport v4.5.0
[INFO] [stderr]   Downloaded rppal v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0009a56ef5c44bac674bdd8116038d9744965b43b3b8e33e8d855424d7fc6a3d
[INFO] running `Command { std: "docker" "start" "-a" "0009a56ef5c44bac674bdd8116038d9744965b43b3b8e33e8d855424d7fc6a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0009a56ef5c44bac674bdd8116038d9744965b43b3b8e33e8d855424d7fc6a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0009a56ef5c44bac674bdd8116038d9744965b43b3b8e33e8d855424d7fc6a3d", kill_on_drop: false }`
[INFO] [stdout] 0009a56ef5c44bac674bdd8116038d9744965b43b3b8e33e8d855424d7fc6a3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fed797db16756a36313fcdb97df77b1ef83035034c203a1dffa60ae8cb0998b
[INFO] running `Command { std: "docker" "start" "-a" "5fed797db16756a36313fcdb97df77b1ef83035034c203a1dffa60ae8cb0998b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking tracing-log v0.1.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking array-init v0.0.4
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking atoi v0.3.3
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking rppal v0.19.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling defaults v0.2.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling serde_with_macros v3.9.0
[INFO] [stderr]     Checking unescaper v0.1.5
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking serialport v4.5.0
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking mio-serial v5.0.5
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking tokio-util v0.7.12
[INFO] [stderr]     Checking tokio-stream v0.1.16
[INFO] [stderr]     Checking tokio-serial v5.4.4
[INFO] [stderr]     Checking serde_with v3.9.0
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking serde-hex v0.1.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking slaveapi v0.0.0 (/opt/rustwide/workdir/slaveapi)
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> slaveapi/src/lib.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, Error, ErrorKind};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `buf`
[INFO] [stdout]  --> slaveapi/src/lib.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use bytes::{buf, BufMut, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_as`
[INFO] [stdout]  --> slaveapi/src/lib.rs:8:24
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde_with::{self, serde_as};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> slaveapi/src/lib.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, Error, ErrorKind};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `buf`
[INFO] [stdout]  --> slaveapi/src/lib.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use bytes::{buf, BufMut, BytesMut};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_as`
[INFO] [stdout]  --> slaveapi/src/lib.rs:8:24
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde_with::{self, serde_as};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SERIAL_DEVICE` is never used
[INFO] [stdout]   --> slaveapi/src/lib.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const SERIAL_DEVICE: &'static str = "/dev/ttyAMA2";
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SERIAL_DEVICE` is never used
[INFO] [stdout]   --> slaveapi/src/lib.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const SERIAL_DEVICE: &'static str = "/dev/ttyAMA2";
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking mini-redis v0.4.1
[INFO] [stderr]     Checking slave_bin v0.0.0 (/opt/rustwide/workdir/slave_bin)
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> slave_bin/src/main.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_derive`
[INFO] [stdout]  --> slave_bin/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_derive;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `defaults::Defaults`
[INFO] [stdout]  --> slave_bin/src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use defaults::Defaults;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SerHex` and `StrictPfx`
[INFO] [stdout]  --> slave_bin/src/main.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde_hex::{SerHex,StrictPfx};
[INFO] [stdout]   |                 ^^^^^^ ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `task`
[INFO] [stdout]  --> slave_bin/src/main.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::{self, task};
[INFO] [stdout]   |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `client`
[INFO] [stdout]  --> slave_bin/src/main.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | use mini_redis::{client, Result};
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::result::Result as ResultC`
[INFO] [stdout]  --> slave_bin/src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use core::result::Result as ResultC;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_channel::mpsc`
[INFO] [stdout]   --> slave_bin/src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use futures_channel::mpsc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `trace`, and `warn`
[INFO] [stdout]   --> slave_bin/src/main.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tracing::{info, trace, warn, error};
[INFO] [stdout]    |                     ^^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Encoder`
[INFO] [stdout]   --> slave_bin/src/main.rs:16:34
[INFO] [stdout]    |
[INFO] [stdout] 16 | use tokio_util::codec::{Decoder, Encoder};
[INFO] [stdout]    |                                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> slave_bin/src/main.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_derive`
[INFO] [stdout]  --> slave_bin/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_derive;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `defaults::Defaults`
[INFO] [stdout]  --> slave_bin/src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use defaults::Defaults;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SerHex` and `StrictPfx`
[INFO] [stdout]  --> slave_bin/src/main.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde_hex::{SerHex,StrictPfx};
[INFO] [stdout]   |                 ^^^^^^ ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `task`
[INFO] [stdout]  --> slave_bin/src/main.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::{self, task};
[INFO] [stdout]   |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `client`
[INFO] [stdout]  --> slave_bin/src/main.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | use mini_redis::{client, Result};
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::result::Result as ResultC`
[INFO] [stdout]  --> slave_bin/src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use core::result::Result as ResultC;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_channel::mpsc`
[INFO] [stdout]   --> slave_bin/src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use futures_channel::mpsc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `trace`, and `warn`
[INFO] [stdout]   --> slave_bin/src/main.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tracing::{info, trace, warn, error};
[INFO] [stdout]    |                     ^^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Encoder`
[INFO] [stdout]   --> slave_bin/src/main.rs:16:34
[INFO] [stdout]    |
[INFO] [stdout] 16 | use tokio_util::codec::{Decoder, Encoder};
[INFO] [stdout]    |                                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> slave_bin/src/main.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 110 | /     loop{
[INFO] [stdout] ...   |
[INFO] [stdout] 120 | |         thread::sleep(Duration::from_millis(50));
[INFO] [stdout] 121 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 122 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> slave_bin/src/main.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 110 | /     loop{
[INFO] [stdout] ...   |
[INFO] [stdout] 120 | |         thread::sleep(Duration::from_millis(50));
[INFO] [stdout] 121 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 122 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.78s
[INFO] running `Command { std: "docker" "inspect" "5fed797db16756a36313fcdb97df77b1ef83035034c203a1dffa60ae8cb0998b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fed797db16756a36313fcdb97df77b1ef83035034c203a1dffa60ae8cb0998b", kill_on_drop: false }`
[INFO] [stdout] 5fed797db16756a36313fcdb97df77b1ef83035034c203a1dffa60ae8cb0998b
