[INFO] cloning repository https://github.com/rigzba21/poncho-raft
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rigzba21/poncho-raft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frigzba21%2Fponcho-raft", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frigzba21%2Fponcho-raft'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cacedfb55e416b8afbfdfff1ee5b9cc71e218358
[INFO] checking rigzba21/poncho-raft against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frigzba21%2Fponcho-raft" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rigzba21/poncho-raft on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rigzba21/poncho-raft
[INFO] finished tweaking git repo https://github.com/rigzba21/poncho-raft
[INFO] tweaked toml for git repo https://github.com/rigzba21/poncho-raft written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rigzba21/poncho-raft 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" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking rigzba21/poncho-raft against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frigzba21%2Fponcho-raft" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rigzba21/poncho-raft on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rigzba21/poncho-raft
[INFO] finished tweaking git repo https://github.com/rigzba21/poncho-raft
[INFO] tweaked toml for git repo https://github.com/rigzba21/poncho-raft written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rigzba21/poncho-raft 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" "+1f5783cbeb5da8b38566d718631d016891e9c912" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pickledb v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a06e9855a342dd30cc17484b6d3ecc1afcb10cd031a01a44560d3de2af3191e
[INFO] running `Command { std: "docker" "start" "-a" "8a06e9855a342dd30cc17484b6d3ecc1afcb10cd031a01a44560d3de2af3191e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a06e9855a342dd30cc17484b6d3ecc1afcb10cd031a01a44560d3de2af3191e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a06e9855a342dd30cc17484b6d3ecc1afcb10cd031a01a44560d3de2af3191e", kill_on_drop: false }`
[INFO] [stdout] 8a06e9855a342dd30cc17484b6d3ecc1afcb10cd031a01a44560d3de2af3191e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b89673a07629a1040b591c74da4400cfed981acee5391a878ebd77a4d5da69d4
[INFO] running `Command { std: "docker" "start" "-a" "b89673a07629a1040b591c74da4400cfed981acee5391a878ebd77a4d5da69d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking state v0.4.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking pickledb v0.4.1
[INFO] [stderr]     Checking poncho-raft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/connection_handler.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::net::{TcpStream, Shutdown, TcpListener,  SocketAddr};
[INFO] [stdout]   |                                     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `kv_store`
[INFO] [stdout]  --> src/connection_handler.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{kv_store};
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]  --> src/connection_handler.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{log};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/connection_handler.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{Read, Write, Error};
[INFO] [stdout]   |                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `thread` and `time`
[INFO] [stdout]  --> src/connection_handler.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/connection_handler.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serde::{Serialize, Deserialize};
[INFO] [stdout]   |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::message::MessageType::APPEND_ENTRY`
[INFO] [stdout]  --> src/connection_handler.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::message::MessageType::APPEND_ENTRY;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Message`, `RequestVotePayload`, and `init_message_queue`
[INFO] [stdout]   --> src/connection_handler.rs:10:62
[INFO] [stdout]    |
[INFO] [stdout] 10 | ...essage, Message, init_message_queue, write_new_message_queue, RequestVoteMessage, RequestVoteReplyMessage, RequestVotePayload, Request...
[INFO] [stdout]    |            ^^^^^^^  ^^^^^^^^^^^^^^^^^^                                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `kv_db_setup` and `set_key`
[INFO] [stdout]   --> src/connection_handler.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::kv_store::{kv_db_setup, set_key, get_key};
[INFO] [stdout]    |                       ^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IS_LEADER`
[INFO] [stdout]   --> src/connection_handler.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::leader::{IS_LEADER};
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `get_raft_log` and `initialize_raft_log`
[INFO] [stdout]   --> src/connection_handler.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::log::{initialize_raft_log, get_raft_log};
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::message::AppendEntryRequest`
[INFO] [stdout]  --> src/log.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::message::AppendEntryRequest;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ipv4Addr`
[INFO] [stdout]  --> src/message.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::net::{SocketAddr, Ipv4Addr};
[INFO] [stdout]   |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/message.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]  --> src/message.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::borrow::Borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `kv_db_setup`
[INFO] [stdout]   --> src/message.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::kv_store::{kv_db_setup, set_key, get_key};
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `APPEND_ENTRY` should have an upper camel case name
[INFO] [stdout]   --> src/message.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     APPEND_ENTRY,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `AppendEntry`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `REQUEST_VOTE` should have an upper camel case name
[INFO] [stdout]   --> src/message.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     REQUEST_VOTE,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `RequestVote`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SocketAddr`
[INFO] [stdout]  --> src/leader.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::{TcpStream, SocketAddr};
[INFO] [stdout]   |                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::log`
[INFO] [stdout]  --> src/leader.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::log;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::connection_handler`
[INFO] [stdout]  --> src/leader.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::connection_handler;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/leader.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde::{Serialize, Deserialize};
[INFO] [stdout]   |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RequestVoteMessage`, `RequestVotePayload`, and `write_new_message_queue`
[INFO] [stdout]  --> src/leader.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 | ...::{RequestVoteMessage, calculate_hash, MessageType, Message, AppendEntryRequestMessage, RequestVotePayload, write_new_message_queue, p...
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^                                                                   ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `get_message_queue` and `serialize_request_vote`
[INFO] [stdout]   --> src/leader.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 | ...                   serialize_request_vote, get_message_queue};
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]   --> src/leader.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::collections::VecDeque;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LogEntry`, `TheLog`, and `validate_log_entry`
[INFO] [stdout]   --> src/leader.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::log::{LogEntry, TheLog, validate_log_entry};
[INFO] [stdout]    |                  ^^^^^^^^  ^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::kv_store::get_key`
[INFO] [stdout]   --> src/leader.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::kv_store::get_key;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SocketAddr` and `TcpListener`
[INFO] [stdout]  --> src/connection_handler.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::net::{TcpStream, Shutdown, TcpListener,  SocketAddr};
[INFO] [stdout]   |                                     ^^^^^^^^^^^   ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `kv_store`
[INFO] [stdout]  --> src/connection_handler.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{kv_store};
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]  --> src/connection_handler.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{log};
[INFO] [stdout]   |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/connection_handler.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{Read, Write, Error};
[INFO] [stdout]   |                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `thread` and `time`
[INFO] [stdout]  --> src/connection_handler.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/connection_handler.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serde::{Serialize, Deserialize};
[INFO] [stdout]   |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::message::MessageType::APPEND_ENTRY`
[INFO] [stdout]  --> src/connection_handler.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::message::MessageType::APPEND_ENTRY;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Message`, `RequestVotePayload`, and `init_message_queue`
[INFO] [stdout]   --> src/connection_handler.rs:10:62
[INFO] [stdout]    |
[INFO] [stdout] 10 | ...essage, Message, init_message_queue, write_new_message_queue, RequestVoteMessage, RequestVoteReplyMessage, RequestVotePayload, Request...
[INFO] [stdout]    |            ^^^^^^^  ^^^^^^^^^^^^^^^^^^                                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `kv_db_setup` and `set_key`
[INFO] [stdout]   --> src/connection_handler.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::kv_store::{kv_db_setup, set_key, get_key};
[INFO] [stdout]    |                       ^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IS_LEADER`
[INFO] [stdout]   --> src/connection_handler.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::leader::{IS_LEADER};
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `get_raft_log` and `initialize_raft_log`
[INFO] [stdout]   --> src/connection_handler.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::log::{initialize_raft_log, get_raft_log};
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::message::AppendEntryRequest`
[INFO] [stdout]  --> src/log.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::message::AppendEntryRequest;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ipv4Addr`
[INFO] [stdout]  --> src/message.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::net::{SocketAddr, Ipv4Addr};
[INFO] [stdout]   |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/message.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]  --> src/message.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::borrow::Borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `kv_db_setup`
[INFO] [stdout]   --> src/message.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::kv_store::{kv_db_setup, set_key, get_key};
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `APPEND_ENTRY` should have an upper camel case name
[INFO] [stdout]   --> src/message.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     APPEND_ENTRY,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `AppendEntry`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `REQUEST_VOTE` should have an upper camel case name
[INFO] [stdout]   --> src/message.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     REQUEST_VOTE,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `RequestVote`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SocketAddr`
[INFO] [stdout]  --> src/leader.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::{TcpStream, SocketAddr};
[INFO] [stdout]   |                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::log`
[INFO] [stdout]  --> src/leader.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::log;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::connection_handler`
[INFO] [stdout]  --> src/leader.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::connection_handler;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/leader.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde::{Serialize, Deserialize};
[INFO] [stdout]   |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RequestVoteMessage`, `RequestVotePayload`, and `write_new_message_queue`
[INFO] [stdout]  --> src/leader.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 | ...::{RequestVoteMessage, calculate_hash, MessageType, Message, AppendEntryRequestMessage, RequestVotePayload, write_new_message_queue, p...
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^                                                                   ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `get_message_queue` and `serialize_request_vote`
[INFO] [stdout]   --> src/leader.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 | ...                   serialize_request_vote, get_message_queue};
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]   --> src/leader.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::collections::VecDeque;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LogEntry`, `TheLog`, and `validate_log_entry`
[INFO] [stdout]   --> src/leader.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::log::{LogEntry, TheLog, validate_log_entry};
[INFO] [stdout]    |                  ^^^^^^^^  ^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::kv_store::get_key`
[INFO] [stdout]   --> src/leader.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::kv_store::get_key;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/connection_handler.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |                 let mut socket_clone = socket.try_clone().unwrap();
[INFO] [stdout]    |                     ----^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/connection_handler.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 let mut socket_clone = socket.try_clone().unwrap();
[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]   --> src/connection_handler.rs:34:21
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 let mut deque= get_message_queue();
[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]   --> src/connection_handler.rs:40:21
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 let mut socket_clone = socket.try_clone().unwrap();
[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]   --> src/connection_handler.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn append_entry_handler(mut socket: TcpStream, mut deque: VecDeque<AppendEntryRequestMessage>,
[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]   --> src/log.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let mut raft_log = TheLog {
[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]   --> src/log.rs:36:44
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn validate_log_entry(entry: LogEntry, mut raft_log: TheLog) -> bool {
[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]   --> src/connection_handler.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |                 let mut socket_clone = socket.try_clone().unwrap();
[INFO] [stdout]    |                     ----^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/connection_handler.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 let mut socket_clone = socket.try_clone().unwrap();
[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]   --> src/connection_handler.rs:34:21
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 let mut deque= get_message_queue();
[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]   --> src/connection_handler.rs:40:21
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 let mut socket_clone = socket.try_clone().unwrap();
[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]   --> src/connection_handler.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn append_entry_handler(mut socket: TcpStream, mut deque: VecDeque<AppendEntryRequestMessage>,
[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]   --> src/log.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let mut raft_log = TheLog {
[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]   --> src/log.rs:36:44
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn validate_log_entry(entry: LogEntry, mut raft_log: TheLog) -> bool {
[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]    --> src/server.rs:147:17
[INFO] [stdout]     |
[INFO] [stdout] 147 |             let mut raft_log: TheLog = get_raft_log();
[INFO] [stdout]     |                 ----^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_key` is never used
[INFO] [stdout]   --> src/kv_store.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn delete_key(key: String) -> pickledb::error::Result<bool> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `key` and `value` are never read
[INFO] [stdout]  --> src/cmd.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Arguments {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 5 |     pub key: String,
[INFO] [stdout]   |         ^^^
[INFO] [stdout] 6 |     pub value: String,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Arguments` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Instant::now` that must be used
[INFO] [stdout]   --> src/leader.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |             time::Instant::now();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 75 |             let _ = time::Instant::now();
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Instant::now` that must be used
[INFO] [stdout]    --> src/server.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |             time::Instant::now();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 121 |             let _ = time::Instant::now();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/server.rs:147:17
[INFO] [stdout]     |
[INFO] [stdout] 147 |             let mut raft_log: TheLog = get_raft_log();
[INFO] [stdout]     |                 ----^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_key` is never used
[INFO] [stdout]   --> src/kv_store.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn delete_key(key: String) -> pickledb::error::Result<bool> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `key` and `value` are never read
[INFO] [stdout]  --> src/cmd.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Arguments {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 5 |     pub key: String,
[INFO] [stdout]   |         ^^^
[INFO] [stdout] 6 |     pub value: String,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Arguments` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `append_entry` is never used
[INFO] [stdout]   --> src/log.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn append_entry(entry: LogEntry, log_entries: VecDeque<LogEntry>) -> Result<TheLog, bool> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_empty_log` is never used
[INFO] [stdout]   --> src/log.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn check_empty_log(log_entries: VecDeque<LogEntry>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_entry_earlier_term` is never used
[INFO] [stdout]    --> src/log.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn is_entry_earlier_term(entry: LogEntry, log: VecDeque<LogEntry>) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `replace_existing_entries_earlier_term` is never used
[INFO] [stdout]    --> src/log.rs:125:4
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn replace_existing_entries_earlier_term(entry: LogEntry) -> VecDeque<LogEntry> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Instant::now` that must be used
[INFO] [stdout]   --> src/leader.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |             time::Instant::now();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 75 |             let _ = time::Instant::now();
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Instant::now` that must be used
[INFO] [stdout]    --> src/server.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |             time::Instant::now();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 121 |             let _ = time::Instant::now();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.64s
[INFO] running `Command { std: "docker" "inspect" "b89673a07629a1040b591c74da4400cfed981acee5391a878ebd77a4d5da69d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b89673a07629a1040b591c74da4400cfed981acee5391a878ebd77a4d5da69d4", kill_on_drop: false }`
[INFO] [stdout] b89673a07629a1040b591c74da4400cfed981acee5391a878ebd77a4d5da69d4
