[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; 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; 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