[INFO] cloning repository https://github.com/cis1905-fall2024/project3-ngram
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cis1905-fall2024/project3-ngram" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis1905-fall2024%2Fproject3-ngram", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis1905-fall2024%2Fproject3-ngram'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 422d95084130d67d45c0bd7a38ba6543ecbf6f9b
[INFO] checking cis1905-fall2024/project3-ngram against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcis1905-fall2024%2Fproject3-ngram" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cis1905-fall2024/project3-ngram
[INFO] finished tweaking git repo https://github.com/cis1905-fall2024/project3-ngram
[INFO] tweaked toml for git repo https://github.com/cis1905-fall2024/project3-ngram written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cis1905-fall2024/project3-ngram on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cis1905-fall2024/project3-ngram 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f30522fc5caf584ce8da6bdf0acf803b2a1dbc3e9a6a1b2da0dcddd29d5f1b66
[INFO] running `Command { std: "docker" "start" "f30522fc5caf584ce8da6bdf0acf803b2a1dbc3e9a6a1b2da0dcddd29d5f1b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f30522fc5caf584ce8da6bdf0acf803b2a1dbc3e9a6a1b2da0dcddd29d5f1b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f30522fc5caf584ce8da6bdf0acf803b2a1dbc3e9a6a1b2da0dcddd29d5f1b66" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f30522fc5caf584ce8da6bdf0acf803b2a1dbc3e9a6a1b2da0dcddd29d5f1b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f30522fc5caf584ce8da6bdf0acf803b2a1dbc3e9a6a1b2da0dcddd29d5f1b66" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]     Checking anstyle v1.0.9
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking regex-automata v0.4.8
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]     Checking anstream v0.6.17
[INFO] [stderr]     Checking clap_builder v4.5.20
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]     Checking ctrlc v3.4.5
[INFO] [stderr]     Checking clap v4.5.20
[INFO] [stderr]     Checking ngram v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/client.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Write;
[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: `hash_map::DefaultHasher`
[INFO] [stdout]  --> src/multimap.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{hash_map::DefaultHasher, LinkedList};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/multimap.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/server.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::net::{TcpListener, TcpStream};
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/server.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/client.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Write;
[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: `hash_map::DefaultHasher`
[INFO] [stdout]  --> src/multimap.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{hash_map::DefaultHasher, LinkedList};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/multimap.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/server.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::net::{TcpListener, TcpStream};
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/server.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/client.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(address: &str, port: u16) -> Self {
[INFO] [stdout]    |                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `port`
[INFO] [stdout]   --> src/client.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(address: &str, port: u16) -> Self {
[INFO] [stdout]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/client.rs:34:20
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn send(&self, request: &Request) -> Option<Response> {
[INFO] [stdout]    |                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/client.rs:43:37
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn publish_from_path(&self, path: &str) -> Option<Response> {
[INFO] [stdout]    |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `word`
[INFO] [stdout]   --> src/client.rs:49:26
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn search(&self, word: &str) -> Option<Response> {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_word`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/client.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn retrieve(&self, id: usize) -> Option<Response> {
[INFO] [stdout]    |                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `doc`
[INFO] [stdout]   --> src/database.rs:35:27
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn publish(&self, doc: String) -> usize {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_doc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `word`
[INFO] [stdout]   --> src/database.rs:40:26
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn search(&self, word: &str) -> Vec<usize> {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_word`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/database.rs:46:28
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn retrieve(&self, id: usize) -> Option<String> {
[INFO] [stdout]    |                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/message.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn from_bytes<R: std::io::Read>(mut reader: R) -> Option<Self> {
[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: unused variable: `reader`
[INFO] [stdout]   --> src/message.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn from_bytes<R: std::io::Read>(mut reader: R) -> Option<Self> {
[INFO] [stdout]    |                                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/message.rs:49:41
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn from_bytes<R: std::io::Read>(mut reader: R) -> Option<Self> {
[INFO] [stdout]    |                                         ----^^^^^^
[INFO] [stdout]    |                                         |
[INFO] [stdout]    |                                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reader`
[INFO] [stdout]   --> src/message.rs:49:41
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn from_bytes<R: std::io::Read>(mut reader: R) -> Option<Self> {
[INFO] [stdout]    |                                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bucket_count`
[INFO] [stdout]   --> src/multimap.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(bucket_count: usize) -> Self {
[INFO] [stdout]    |                ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bucket_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/multimap.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn set(&self, key: K, value: V) {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/multimap.rs:28:31
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn set(&self, key: K, value: V) {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/multimap.rs:37:26
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn get<Q>(&self, key: &Q) -> Vec<V>
[INFO] [stdout]    |                          ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/pool.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn new(id: usize, receiver: Arc<Mutex<mpsc::Receiver<Job>>>) -> Worker {
[INFO] [stdout]    |            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `receiver`
[INFO] [stdout]   --> src/pool.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn new(id: usize, receiver: Arc<Mutex<mpsc::Receiver<Job>>>) -> Worker {
[INFO] [stdout]    |                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/pool.rs:37:16
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn new(size: usize) -> ThreadPool {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/pool.rs:43:30
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn execute<F>(&self, f: F)
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/server.rs:21:63
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn process_message(state: Arc<ServerState>, request: Request, mut stream: TcpStream) {
[INFO] [stdout]    |                                                               ----^^^^^^
[INFO] [stdout]    |                                                               |
[INFO] [stdout]    |                                                               help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/server.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn process_message(state: Arc<ServerState>, request: Request, mut stream: TcpStream) {
[INFO] [stdout]    |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/server.rs:21:45
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn process_message(state: Arc<ServerState>, request: Request, mut stream: TcpStream) {
[INFO] [stdout]    |                                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/server.rs:21:63
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn process_message(state: Arc<ServerState>, request: Request, mut stream: TcpStream) {
[INFO] [stdout]    |                                                               ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `port`
[INFO] [stdout]   --> src/server.rs:69:22
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn listen(&self, port: u16) {
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `port`
[INFO] [stdout]   --> src/server.rs:74:23
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn run(&self, port: u16) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `address` is never read
[INFO] [stdout]  --> src/client.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Client {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 8 |     address: SocketAddr,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send` is never used
[INFO] [stdout]   --> src/client.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Client {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn send(&self, request: &Request) -> Option<Response> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `reverse_index` and `blob_store` are never read
[INFO] [stdout]   --> src/database.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Database {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 12 |     /// A map from words to the set of documents that contain them
[INFO] [stdout] 13 |     reverse_index: ConcurrentMultiMap<String, usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 14 |     /// A store of all documents in the database
[INFO] [stdout] 15 |     blob_store: Mutex<Vec<String>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BUCKETS` is never used
[INFO] [stdout]   --> src/database.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const BUCKETS: usize = 128;
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `buckets` is never read
[INFO] [stdout]   --> src/multimap.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct ConcurrentMultiMap<K: Hash + Eq, V> {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] 10 |     buckets: Vec<RwLock<LinkedList<(K, V)>>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `thread` are never read
[INFO] [stdout]   --> src/pool.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Worker {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 12 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 13 |     thread: Option<thread::JoinHandle<()>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/pool.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Worker {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     fn new(id: usize, receiver: Arc<Mutex<mpsc::Receiver<Job>>>) -> Worker {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `workers` and `sender` are never read
[INFO] [stdout]   --> src/pool.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct ThreadPool {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 27 |     workers: Vec<Worker>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 28 |     sender: Option<mpsc::Sender<Job>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WORKERS` is never used
[INFO] [stdout]   --> src/server.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const WORKERS: usize = 16;
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_message` is never used
[INFO] [stdout]   --> src/server.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn process_message(state: Arc<ServerState>, request: Request, mut stream: TcpStream) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `database` and `pool` are never read
[INFO] [stdout]   --> src/server.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct ServerState {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] 27 |     /// The database that the server uses to store documents
[INFO] [stdout] 28 |     database: Database,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 29 |     /// The thread pool that the server uses to process requests
[INFO] [stdout] 30 |     pool: ThreadPool,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/server.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl ServerState {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 35 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `listen` is never used
[INFO] [stdout]   --> src/server.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl Server {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 69 |     fn listen(&self, port: u16) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/client.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(address: &str, port: u16) -> Self {
[INFO] [stdout]    |                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `port`
[INFO] [stdout]   --> src/client.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(address: &str, port: u16) -> Self {
[INFO] [stdout]    |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/client.rs:34:20
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn send(&self, request: &Request) -> Option<Response> {
[INFO] [stdout]    |                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/client.rs:43:37
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn publish_from_path(&self, path: &str) -> Option<Response> {
[INFO] [stdout]    |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `word`
[INFO] [stdout]   --> src/client.rs:49:26
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn search(&self, word: &str) -> Option<Response> {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_word`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/client.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn retrieve(&self, id: usize) -> Option<Response> {
[INFO] [stdout]    |                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `doc`
[INFO] [stdout]   --> src/database.rs:35:27
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn publish(&self, doc: String) -> usize {
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_doc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `word`
[INFO] [stdout]   --> src/database.rs:40:26
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn search(&self, word: &str) -> Vec<usize> {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_word`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/database.rs:46:28
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn retrieve(&self, id: usize) -> Option<String> {
[INFO] [stdout]    |                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/message.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn from_bytes<R: std::io::Read>(mut reader: R) -> Option<Self> {
[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: unused variable: `reader`
[INFO] [stdout]   --> src/message.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn from_bytes<R: std::io::Read>(mut reader: R) -> Option<Self> {
[INFO] [stdout]    |                                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/message.rs:49:41
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn from_bytes<R: std::io::Read>(mut reader: R) -> Option<Self> {
[INFO] [stdout]    |                                         ----^^^^^^
[INFO] [stdout]    |                                         |
[INFO] [stdout]    |                                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reader`
[INFO] [stdout]   --> src/message.rs:49:41
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn from_bytes<R: std::io::Read>(mut reader: R) -> Option<Self> {
[INFO] [stdout]    |                                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bucket_count`
[INFO] [stdout]   --> src/multimap.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(bucket_count: usize) -> Self {
[INFO] [stdout]    |                ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bucket_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/multimap.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn set(&self, key: K, value: V) {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/multimap.rs:28:31
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn set(&self, key: K, value: V) {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/multimap.rs:37:26
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn get<Q>(&self, key: &Q) -> Vec<V>
[INFO] [stdout]    |                          ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/pool.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn new(id: usize, receiver: Arc<Mutex<mpsc::Receiver<Job>>>) -> Worker {
[INFO] [stdout]    |            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `receiver`
[INFO] [stdout]   --> src/pool.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn new(id: usize, receiver: Arc<Mutex<mpsc::Receiver<Job>>>) -> Worker {
[INFO] [stdout]    |                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/pool.rs:37:16
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn new(size: usize) -> ThreadPool {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/pool.rs:43:30
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn execute<F>(&self, f: F)
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/server.rs:21:63
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn process_message(state: Arc<ServerState>, request: Request, mut stream: TcpStream) {
[INFO] [stdout]    |                                                               ----^^^^^^
[INFO] [stdout]    |                                                               |
[INFO] [stdout]    |                                                               help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]   --> src/server.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn process_message(state: Arc<ServerState>, request: Request, mut stream: TcpStream) {
[INFO] [stdout]    |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/server.rs:21:45
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn process_message(state: Arc<ServerState>, request: Request, mut stream: TcpStream) {
[INFO] [stdout]    |                                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/server.rs:21:63
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn process_message(state: Arc<ServerState>, request: Request, mut stream: TcpStream) {
[INFO] [stdout]    |                                                               ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `port`
[INFO] [stdout]   --> src/server.rs:69:22
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn listen(&self, port: u16) {
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `port`
[INFO] [stdout]   --> src/server.rs:74:23
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn run(&self, port: u16) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `address` is never read
[INFO] [stdout]  --> src/client.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Client {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 8 |     address: SocketAddr,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send` is never used
[INFO] [stdout]   --> src/client.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Client {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn send(&self, request: &Request) -> Option<Response> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `reverse_index` and `blob_store` are never read
[INFO] [stdout]   --> src/database.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Database {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 12 |     /// A map from words to the set of documents that contain them
[INFO] [stdout] 13 |     reverse_index: ConcurrentMultiMap<String, usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 14 |     /// A store of all documents in the database
[INFO] [stdout] 15 |     blob_store: Mutex<Vec<String>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BUCKETS` is never used
[INFO] [stdout]   --> src/database.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const BUCKETS: usize = 128;
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `buckets` is never read
[INFO] [stdout]   --> src/multimap.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct ConcurrentMultiMap<K: Hash + Eq, V> {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] 10 |     buckets: Vec<RwLock<LinkedList<(K, V)>>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `thread` are never read
[INFO] [stdout]   --> src/pool.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Worker {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 12 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 13 |     thread: Option<thread::JoinHandle<()>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/pool.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Worker {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     fn new(id: usize, receiver: Arc<Mutex<mpsc::Receiver<Job>>>) -> Worker {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `workers` and `sender` are never read
[INFO] [stdout]   --> src/pool.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct ThreadPool {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 27 |     workers: Vec<Worker>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 28 |     sender: Option<mpsc::Sender<Job>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WORKERS` is never used
[INFO] [stdout]   --> src/server.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const WORKERS: usize = 16;
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_message` is never used
[INFO] [stdout]   --> src/server.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn process_message(state: Arc<ServerState>, request: Request, mut stream: TcpStream) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `database` and `pool` are never read
[INFO] [stdout]   --> src/server.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct ServerState {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] 27 |     /// The database that the server uses to store documents
[INFO] [stdout] 28 |     database: Database,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 29 |     /// The thread pool that the server uses to process requests
[INFO] [stdout] 30 |     pool: ThreadPool,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/server.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl ServerState {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 35 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `listen` is never used
[INFO] [stdout]   --> src/server.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl Server {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 69 |     fn listen(&self, port: u16) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Subcommand`
[INFO] [stdout]  --> src/main.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use clap::{Parser, Subcommand};
[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: `ngram::client::Client`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ngram::client::Client;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ngram::server::Server`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ngram::server::Server;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let args = Args::parse();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Subcommand`
[INFO] [stdout]  --> src/main.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use clap::{Parser, Subcommand};
[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: `ngram::client::Client`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ngram::client::Client;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ngram::server::Server`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ngram::server::Server;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let args = Args::parse();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]    --> tests/test.rs:355:13
[INFO] [stdout]     |
[INFO] [stdout] 355 |         let now = std::time::Instant::now();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `quickcheck`
[INFO] [stderr]  --> Cargo.toml:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | quickcheck = "1.0.3"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `quickcheck`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: `ngram` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.21s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.29.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 7`
[INFO] running `Command { std: "docker" "inspect" "f30522fc5caf584ce8da6bdf0acf803b2a1dbc3e9a6a1b2da0dcddd29d5f1b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f30522fc5caf584ce8da6bdf0acf803b2a1dbc3e9a6a1b2da0dcddd29d5f1b66", kill_on_drop: false }`
[INFO] [stdout] f30522fc5caf584ce8da6bdf0acf803b2a1dbc3e9a6a1b2da0dcddd29d5f1b66
