[INFO] cloning repository https://github.com/Vinnstah/distributed-store
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vinnstah/distributed-store" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVinnstah%2Fdistributed-store", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVinnstah%2Fdistributed-store'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61fca88ff8789648bd2d57cb5fc511e8bc09c3bb
[INFO] checking Vinnstah/distributed-store against try#78c81ee3917a99dcff6e2e6822800f0492c415c3 for pr-148967
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVinnstah%2Fdistributed-store" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Vinnstah/distributed-store
[INFO] finished tweaking git repo https://github.com/Vinnstah/distributed-store
[INFO] tweaked toml for git repo https://github.com/Vinnstah/distributed-store written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Vinnstah/distributed-store on toolchain 78c81ee3917a99dcff6e2e6822800f0492c415c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Vinnstah/distributed-store 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" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e09471fc5469c3046fd749611f307e603986e95aa597cec099edbf9e467a7710
[INFO] running `Command { std: "docker" "start" "-a" "e09471fc5469c3046fd749611f307e603986e95aa597cec099edbf9e467a7710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e09471fc5469c3046fd749611f307e603986e95aa597cec099edbf9e467a7710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e09471fc5469c3046fd749611f307e603986e95aa597cec099edbf9e467a7710", kill_on_drop: false }`
[INFO] [stdout] e09471fc5469c3046fd749611f307e603986e95aa597cec099edbf9e467a7710
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6a7855fdee9299551cdbb7fbd14c50eb8dc7efe129457f4f290531d4e887d55
[INFO] running `Command { std: "docker" "start" "-a" "b6a7855fdee9299551cdbb7fbd14c50eb8dc7efe129457f4f290531d4e887d55", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.198
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling syn v2.0.59
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.198
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking models v0.1.0 (/opt/rustwide/workdir/crates/models)
[INFO] [stdout] warning: unused imports: `collections::VecDeque` and `slice::Iter`
[INFO] [stdout]  --> crates/models/src/message.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::VecDeque, slice::Iter};
[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: `self`
[INFO] [stdout]  --> crates/models/src/message.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::node::{self, Node, NodeID};
[INFO] [stdout]   |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::VecDeque` and `slice::Iter`
[INFO] [stdout]  --> crates/models/src/message.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::VecDeque, slice::Iter};
[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: `self`
[INFO] [stdout]  --> crates/models/src/message.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::node::{self, Node, NodeID};
[INFO] [stdout]   |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> crates/models/src/tcp_client.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |             stream.read_to_end(buffer);
[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] 43 |             let _ = stream.read_to_end(buffer);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking distributed-client v0.1.0 (/opt/rustwide/workdir/crates/distributed-client)
[INFO] [stderr]     Checking distributed-server v0.1.0 (/opt/rustwide/workdir/crates/distributed-server)
[INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, `Read`, `Write`, `net::TcpListener`, `self`, `thread`, and `vec`
[INFO] [stdout]   --> crates/distributed-client/src/message_dispatch.rs:52:14
[INFO] [stdout]    |
[INFO] [stdout] 52 |         io::{self, Read, Write},
[INFO] [stdout]    |              ^^^^  ^^^^  ^^^^^
[INFO] [stdout] 53 |         net::TcpListener,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 54 |         sync::{Arc, Mutex},
[INFO] [stdout]    |                ^^^  ^^^^^
[INFO] [stdout] 55 |         thread, vec,
[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::message_dispatch::Client`
[INFO] [stdout]   --> crates/distributed-client/src/message_dispatch.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     use crate::message_dispatch::Client;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stream`
[INFO] [stdout]  --> crates/distributed-server/src/main.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | use models::tcp_client::{Stream, TcpClient};
[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 `Result` that must be used
[INFO] [stdout]   --> crates/models/src/tcp_client.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |             stream.read_to_end(buffer);
[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] 43 |             let _ = stream.read_to_end(buffer);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stream`
[INFO] [stdout]  --> crates/distributed-server/src/main.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | use models::tcp_client::{Stream, TcpClient};
[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: `TcpClient`
[INFO] [stdout]  --> crates/distributed-server/src/main.rs:6:34
[INFO] [stdout]   |
[INFO] [stdout] 6 | use models::tcp_client::{Stream, TcpClient};
[INFO] [stdout]   |                                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> crates/distributed-client/src/initialize_nodes.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 let mut initialized_nodes = initialized_nodes.clone();
[INFO] [stdout]    |                     ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> crates/distributed-client/src/initialize_nodes.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let mut initialized_nodes: Arc<Mutex<[Option<u16>; 10]>> = Arc::new(Mutex::new([None; 10]));
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> crates/distributed-client/src/initialize_nodes.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 let mut initialized_nodes = initialized_nodes.clone();
[INFO] [stdout]    |                     ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> crates/distributed-client/src/initialize_nodes.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let mut initialized_nodes: Arc<Mutex<[Option<u16>; 10]>> = Arc::new(Mutex::new([None; 10]));
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TcpClient`
[INFO] [stdout]  --> crates/distributed-server/src/main.rs:6:34
[INFO] [stdout]   |
[INFO] [stdout] 6 | use models::tcp_client::{Stream, TcpClient};
[INFO] [stdout]   |                                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> crates/distributed-client/src/message_dispatch.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let mut stream = TcpStream::connect((
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> crates/distributed-client/src/message_dispatch.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut buffer = bincode::serialize(&message).unwrap();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `byte_node`
[INFO] [stdout]   --> crates/distributed-server/src/main.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 let Ok(byte_node) = bincode::serialize(&node) else {
[INFO] [stdout]    |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_byte_node`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> crates/distributed-client/src/message_dispatch.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let mut stream = TcpStream::connect((
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `neighbour`
[INFO] [stdout]   --> crates/distributed-server/src/main.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 let neighbour = message.clone().neighbour.expect("No neighbour");
[INFO] [stdout]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_neighbour`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `byte_node`
[INFO] [stdout]   --> crates/distributed-server/src/main.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 let Ok(byte_node) = bincode::serialize(&node) else {
[INFO] [stdout]    |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_byte_node`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `neighbour`
[INFO] [stdout]   --> crates/distributed-server/src/main.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 let neighbour = message.clone().neighbour.expect("No neighbour");
[INFO] [stdout]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_neighbour`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> crates/distributed-server/src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         stream.read(&mut buffer);
[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] 34 |         let _ = stream.read(&mut buffer);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> crates/distributed-server/src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         stream.read(&mut buffer);
[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] 34 |         let _ = stream.read(&mut buffer);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> crates/distributed-client/src/initialize_nodes.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 |                     stream.write(&bytes);
[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] 33 |                     let _ = stream.write(&bytes);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> crates/distributed-client/src/initialize_nodes.rs:36:21
[INFO] [stdout]    |
[INFO] [stdout] 36 |                     stream.read(&mut buffer);
[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] 36 |                     let _ = stream.read(&mut buffer);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> crates/distributed-client/src/initialize_nodes.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     stream.flush();
[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] 37 |                     let _ = stream.flush();
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> crates/distributed-server/src/main.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 stream.flush();
[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] 62 |                 let _ = stream.flush();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> crates/distributed-server/src/main.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 stream.flush();
[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] 62 |                 let _ = stream.flush();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> crates/distributed-client/src/message_dispatch.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let mut stream = TcpStream::connect((
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> crates/distributed-client/src/message_dispatch.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut buffer = bincode::serialize(&message).unwrap();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> crates/distributed-client/src/message_dispatch.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let mut stream = TcpStream::connect((
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> crates/distributed-client/src/initialize_nodes.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 |                     stream.write(&bytes);
[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] 33 |                     let _ = stream.write(&bytes);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> crates/distributed-client/src/initialize_nodes.rs:36:21
[INFO] [stdout]    |
[INFO] [stdout] 36 |                     stream.read(&mut buffer);
[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] 36 |                     let _ = stream.read(&mut buffer);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> crates/distributed-client/src/initialize_nodes.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     stream.flush();
[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] 37 |                     let _ = stream.flush();
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.51s
[INFO] running `Command { std: "docker" "inspect" "b6a7855fdee9299551cdbb7fbd14c50eb8dc7efe129457f4f290531d4e887d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a7855fdee9299551cdbb7fbd14c50eb8dc7efe129457f4f290531d4e887d55", kill_on_drop: false }`
[INFO] [stdout] b6a7855fdee9299551cdbb7fbd14c50eb8dc7efe129457f4f290531d4e887d55
