[INFO] cloning repository https://github.com/namrapatel/tinyredis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/namrapatel/tinyredis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnamrapatel%2Ftinyredis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnamrapatel%2Ftinyredis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6478b988b066e69f4d59f725656bcaa2831ed266
[INFO] checking namrapatel/tinyredis against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnamrapatel%2Ftinyredis" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/namrapatel/tinyredis
[INFO] finished tweaking git repo https://github.com/namrapatel/tinyredis
[INFO] tweaked toml for git repo https://github.com/namrapatel/tinyredis written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/namrapatel/tinyredis on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/namrapatel/tinyredis 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded netstat v0.7.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.55
[INFO] [stderr]   Downloaded anstyle v0.3.5
[INFO] [stderr]   Downloaded predicates v3.0.2
[INFO] [stderr]   Downloaded assert_cmd v2.0.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2aef2e6a2da7ef2396c6cc50fc8c4926ff0c9f4cd33ba41fb66cfd7733b39bfc
[INFO] running `Command { std: "docker" "start" "-a" "2aef2e6a2da7ef2396c6cc50fc8c4926ff0c9f4cd33ba41fb66cfd7733b39bfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aef2e6a2da7ef2396c6cc50fc8c4926ff0c9f4cd33ba41fb66cfd7733b39bfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aef2e6a2da7ef2396c6cc50fc8c4926ff0c9f4cd33ba41fb66cfd7733b39bfc", kill_on_drop: false }`
[INFO] [stdout] 2aef2e6a2da7ef2396c6cc50fc8c4926ff0c9f4cd33ba41fb66cfd7733b39bfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91870c985837b0b1c02da8311b490401f21216bece93c79e1b665b16e5b38ecc
[INFO] running `Command { std: "docker" "start" "-a" "91870c985837b0b1c02da8311b490401f21216bece93c79e1b665b16e5b38ecc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling proc-macro2 v1.0.55
[INFO] [stderr]    Compiling tokio v1.27.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking anstyle v0.3.5
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking combine v4.6.6
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking bstr v1.4.0
[INFO] [stderr]     Checking regex v1.7.3
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking predicates v3.0.2
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking netstat v0.7.0
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking assert_cmd v2.0.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling syn v2.0.13
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling tokio-macros v2.0.0
[INFO] [stderr]     Checking redis v0.22.3
[INFO] [stderr]     Checking tinyredis v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `*` and `self`
[INFO] [stdout]  --> src/server.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cache::{self, Cache},
[INFO] [stdout]   |             ^^^^
[INFO] [stdout] 3 |     resp::RESPMessage,
[INFO] [stdout] 4 |     simpleElection::{self, *},
[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 imports: `IpAddr` and `Ipv4Addr`
[INFO] [stdout]   --> src/server.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::net::{IpAddr, Ipv4Addr};
[INFO] [stdout]    |                ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::btree_map::Keys`
[INFO] [stdout]   --> src/server.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     collections::btree_map::Keys,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `stream`
[INFO] [stdout]   --> src/server.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     stream,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/cache.rs:136:16
[INFO] [stdout]     |
[INFO] [stdout] 136 |             if (self.cache.contains_key(k)) {
[INFO] [stdout]     |                ^                          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 136 -             if (self.cache.contains_key(k)) {
[INFO] [stdout] 136 +             if self.cache.contains_key(k)  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `*` and `self`
[INFO] [stdout]  --> src/server.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cache::{self, Cache},
[INFO] [stdout]   |             ^^^^
[INFO] [stdout] 3 |     resp::RESPMessage,
[INFO] [stdout] 4 |     simpleElection::{self, *},
[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 imports: `IpAddr` and `Ipv4Addr`
[INFO] [stdout]   --> src/server.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::net::{IpAddr, Ipv4Addr};
[INFO] [stdout]    |                ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::btree_map::Keys`
[INFO] [stdout]   --> src/server.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     collections::btree_map::Keys,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `stream`
[INFO] [stdout]   --> src/server.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     stream,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/cache.rs:136:16
[INFO] [stdout]     |
[INFO] [stdout] 136 |             if (self.cache.contains_key(k)) {
[INFO] [stdout]     |                ^                          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 136 -             if (self.cache.contains_key(k)) {
[INFO] [stdout] 136 +             if self.cache.contains_key(k)  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/server.rs:80:17
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 _ => println!("Default"),
[INFO] [stdout]    |                 ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/server.rs:80:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 Ok(_) => {}
[INFO] [stdout]    |                 ----- matches some of the same values
[INFO] [stdout] 79 |                 Err(e) => println!("Error: {}", e),
[INFO] [stdout]    |                 ------ matches some of the same values
[INFO] [stdout] 80 |                 _ => println!("Default"),
[INFO] [stdout]    |                 ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/server.rs:80:17
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 _ => println!("Default"),
[INFO] [stdout]    |                 ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/server.rs:80:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 Ok(_) => {}
[INFO] [stdout]    |                 ----- matches some of the same values
[INFO] [stdout] 79 |                 Err(e) => println!("Error: {}", e),
[INFO] [stdout]    |                 ------ matches some of the same values
[INFO] [stdout] 80 |                 _ => println!("Default"),
[INFO] [stdout]    |                 ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/server.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut keys: Vec<String> = Vec::new(); //list of keys
[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]   --> src/server.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let mut values: Vec<String> = Vec::new(); //list of values
[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:125:34
[INFO] [stdout]     |
[INFO] [stdout] 125 | ...                   let (mut save_k, save_v) = save;
[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:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut keys: Vec<String> = Vec::new(); //list of keys
[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]   --> src/server.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let mut values: Vec<String> = Vec::new(); //list of values
[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:125:34
[INFO] [stdout]     |
[INFO] [stdout] 125 | ...                   let (mut save_k, save_v) = save;
[INFO] [stdout]     |                            ----^^^^^^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/server.rs:311:17
[INFO] [stdout]     |
[INFO] [stdout] 311 |                 _ => println!("Default catch"),
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/server.rs:311:17
[INFO] [stdout]     |
[INFO] [stdout] 309 |                 Ok(_) => println!("Write to stream OK"),
[INFO] [stdout]     |                 ----- matches some of the same values
[INFO] [stdout] 310 |                 Err(e) => println!("Error {}", e),
[INFO] [stdout]     |                 ------ matches some of the same values
[INFO] [stdout] 311 |                 _ => println!("Default catch"),
[INFO] [stdout]     |                 ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/server.rs:311:17
[INFO] [stdout]     |
[INFO] [stdout] 311 |                 _ => println!("Default catch"),
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/server.rs:311:17
[INFO] [stdout]     |
[INFO] [stdout] 309 |                 Ok(_) => println!("Write to stream OK"),
[INFO] [stdout]     |                 ----- matches some of the same values
[INFO] [stdout] 310 |                 Err(e) => println!("Error {}", e),
[INFO] [stdout]     |                 ------ matches some of the same values
[INFO] [stdout] 311 |                 _ => println!("Default catch"),
[INFO] [stdout]     |                 ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/server.rs:267:25
[INFO] [stdout]     |
[INFO] [stdout] 267 |                     let mut child = Command::new(std::env::args().next().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/server.rs:290:25
[INFO] [stdout]     |
[INFO] [stdout] 290 |                     let mut resp = cache.lock().unwrap().get_key(); //get keys and values from cache
[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:267:25
[INFO] [stdout]     |
[INFO] [stdout] 267 |                     let mut child = Command::new(std::env::args().next().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/server.rs:290:25
[INFO] [stdout]     |
[INFO] [stdout] 290 |                     let mut resp = cache.lock().unwrap().get_key(); //get keys and values from cache
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/server.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |     io::{Read, Write},
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]   --> src/server.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |     io::{Read, Write},
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> src/server.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut keys: Vec<String> = Vec::new(); //list of keys
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `values`
[INFO] [stdout]   --> src/server.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let mut values: Vec<String> = Vec::new(); //list of values
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_values`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `RUN_ID`
[INFO] [stdout]   --> src/server.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |             let RUN_ID: String = (0..length)
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_RUN_ID`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/server.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |     io::{Read, Write},
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]   --> src/server.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |     io::{Read, Write},
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keys`
[INFO] [stdout]   --> src/server.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut keys: Vec<String> = Vec::new(); //list of keys
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keys`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `values`
[INFO] [stdout]   --> src/server.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let mut values: Vec<String> = Vec::new(); //list of values
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_values`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]    --> src/server.rs:154:17
[INFO] [stdout]     |
[INFO] [stdout] 154 |             let handle = thread::spawn(|| {
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `RUN_ID`
[INFO] [stdout]   --> src/server.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |             let RUN_ID: String = (0..length)
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_RUN_ID`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]    --> src/server.rs:267:25
[INFO] [stdout]     |
[INFO] [stdout] 267 |                     let mut child = Command::new(std::env::args().next().unwrap())
[INFO] [stdout]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handle`
[INFO] [stdout]    --> src/server.rs:154:17
[INFO] [stdout]     |
[INFO] [stdout] 154 |             let handle = thread::spawn(|| {
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]    --> src/server.rs:267:25
[INFO] [stdout]     |
[INFO] [stdout] 267 |                     let mut child = Command::new(std::env::args().next().unwrap())
[INFO] [stdout]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/cache.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         for mut c in &mut self.cache {
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `minFrequencyKey` is assigned to, but never used
[INFO] [stdout]   --> src/cache.rs:93:21
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let mut minFrequencyKey = "";
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_minFrequencyKey` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `minFrequencyKey` is never read
[INFO] [stdout]   --> src/cache.rs:97:25
[INFO] [stdout]    |
[INFO] [stdout] 97 |                         minFrequencyKey = c.0;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/cache.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         for mut c in &mut self.cache {
[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/simpleElection.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |             let mut child = Command::new(std::env::args().next().unwrap())
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `port`
[INFO] [stdout]   --> src/simpleElection.rs:53:22
[INFO] [stdout]    |
[INFO] [stdout] 53 |     for (&server_id, port) in server_ids.iter() {
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/simpleElection.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |             let mut child = Command::new(std::env::args().next().unwrap())
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/simpleElection.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         _ => println!("Default"),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/simpleElection.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         Ok(_) => {},
[INFO] [stdout]     |         ----- matches some of the same values
[INFO] [stdout] 101 |         Err(e) => println!("Error: {}", e),
[INFO] [stdout]     |         ------ matches some of the same values
[INFO] [stdout] 102 |         _ => println!("Default"),
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/simpleElection.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         _ => println!("Default case"),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/simpleElection.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |         Ok(_) => println!("{}", response),
[INFO] [stdout]     |         ----- matches some of the same values
[INFO] [stdout] 107 |         Err(e) => {},
[INFO] [stdout]     |         ------ matches some of the same values
[INFO] [stdout] 108 |         _ => println!("Default case"),
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `minFrequencyKey` is assigned to, but never used
[INFO] [stdout]   --> src/cache.rs:93:21
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let mut minFrequencyKey = "";
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_minFrequencyKey` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `minFrequencyKey` is never read
[INFO] [stdout]   --> src/cache.rs:97:25
[INFO] [stdout]    |
[INFO] [stdout] 97 |                         minFrequencyKey = c.0;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/simpleElection.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         Err(e) => {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/simpleElection.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |         Err(e) => {},
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/simpleElection.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |         _ => println!("Default"),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/simpleElection.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |         Ok(_) => println!("Write to stream OK"),
[INFO] [stdout]     |         ----- matches some of the same values
[INFO] [stdout] 135 |         Err(e) => println!("Error: {}", e),
[INFO] [stdout]     |         ------ matches some of the same values
[INFO] [stdout] 136 |         _ => println!("Default"),
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/simpleElection.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         _ => println!("Default case"),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/simpleElection.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |         Ok(_) => println!("{}", response),
[INFO] [stdout]     |         ----- matches some of the same values
[INFO] [stdout] 141 |         Err(e) => {},
[INFO] [stdout]     |         ------ matches some of the same values
[INFO] [stdout] 142 |         _ => println!("Default case"),
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/simpleElection.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 141 |         Err(e) => {},
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/simpleElection.rs:169:9
[INFO] [stdout]     |
[INFO] [stdout] 169 |         _ => println!("Default"),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/simpleElection.rs:169:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         Ok(_) => println!("Write to stream OK"),
[INFO] [stdout]     |         ----- matches some of the same values
[INFO] [stdout] 168 |         Err(e) => println!("Error: {}", e),
[INFO] [stdout]     |         ------ matches some of the same values
[INFO] [stdout] 169 |         _ => println!("Default"),
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/simpleElection.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |         _ => println!("Default case"),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/simpleElection.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         Ok(_) => println!("{}", response),
[INFO] [stdout]     |         ----- matches some of the same values
[INFO] [stdout] 174 |         Err(e) => {},
[INFO] [stdout]     |         ------ matches some of the same values
[INFO] [stdout] 175 |         _ => println!("Default case"),
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/simpleElection.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |         Err(e) => {},
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/simpleElection.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |             let mut child = Command::new(std::env::args().next().unwrap())
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `port`
[INFO] [stdout]   --> src/simpleElection.rs:53:22
[INFO] [stdout]    |
[INFO] [stdout] 53 |     for (&server_id, port) in server_ids.iter() {
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/simpleElection.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |             let mut child = Command::new(std::env::args().next().unwrap())
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/simpleElection.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         _ => println!("Default"),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/simpleElection.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         Ok(_) => {},
[INFO] [stdout]     |         ----- matches some of the same values
[INFO] [stdout] 101 |         Err(e) => println!("Error: {}", e),
[INFO] [stdout]     |         ------ matches some of the same values
[INFO] [stdout] 102 |         _ => println!("Default"),
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/simpleElection.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         _ => println!("Default case"),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/simpleElection.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |         Ok(_) => println!("{}", response),
[INFO] [stdout]     |         ----- matches some of the same values
[INFO] [stdout] 107 |         Err(e) => {},
[INFO] [stdout]     |         ------ matches some of the same values
[INFO] [stdout] 108 |         _ => println!("Default case"),
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/simpleElection.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         Err(e) => {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/simpleElection.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |         Err(e) => {},
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `simpleElection` should have a snake case name
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod simpleElection;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `simple_election`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/simpleElection.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |         _ => println!("Default"),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/simpleElection.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |         Ok(_) => println!("Write to stream OK"),
[INFO] [stdout]     |         ----- matches some of the same values
[INFO] [stdout] 135 |         Err(e) => println!("Error: {}", e),
[INFO] [stdout]     |         ------ matches some of the same values
[INFO] [stdout] 136 |         _ => println!("Default"),
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/simpleElection.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         _ => println!("Default case"),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/simpleElection.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |         Ok(_) => println!("{}", response),
[INFO] [stdout]     |         ----- matches some of the same values
[INFO] [stdout] 141 |         Err(e) => {},
[INFO] [stdout]     |         ------ matches some of the same values
[INFO] [stdout] 142 |         _ => println!("Default case"),
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PORT` should have a snake case name
[INFO] [stdout]   --> src/server.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let PORT = &args[1];
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `RUN_ID` should have a snake case name
[INFO] [stdout]   --> src/server.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |             let RUN_ID: String = (0..length)
[INFO] [stdout]    |                 ^^^^^^ help: convert the identifier to snake case: `run_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PORT` should have a snake case name
[INFO] [stdout]    --> src/server.rs:150:13
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let PORT = &args[1];
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `maxAging` should have a snake case name
[INFO] [stdout]   --> src/cache.rs:83:25
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 let mut maxAging = 0;
[INFO] [stdout]    |                         ^^^^^^^^ help: convert the identifier to snake case: `max_aging`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `maxAgingKey` should have a snake case name
[INFO] [stdout]   --> src/cache.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let mut maxAgingKey = "";
[INFO] [stdout]    |                         ^^^^^^^^^^^ help: convert the identifier to snake case: `max_aging_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `minFrequency` should have a snake case name
[INFO] [stdout]   --> src/cache.rs:92:25
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 let mut minFrequency = std::u64::MAX;
[INFO] [stdout]    |                         ^^^^^^^^^^^^ help: convert the identifier to snake case: `min_frequency`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/simpleElection.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 141 |         Err(e) => {},
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/simpleElection.rs:169:9
[INFO] [stdout]     |
[INFO] [stdout] 169 |         _ => println!("Default"),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/simpleElection.rs:169:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         Ok(_) => println!("Write to stream OK"),
[INFO] [stdout]     |         ----- matches some of the same values
[INFO] [stdout] 168 |         Err(e) => println!("Error: {}", e),
[INFO] [stdout]     |         ------ matches some of the same values
[INFO] [stdout] 169 |         _ => println!("Default"),
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `minFrequencyKey` should have a snake case name
[INFO] [stdout]   --> src/cache.rs:93:25
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let mut minFrequencyKey = "";
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `min_frequency_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/simpleElection.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |         _ => println!("Default case"),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/simpleElection.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         Ok(_) => println!("{}", response),
[INFO] [stdout]     |         ----- matches some of the same values
[INFO] [stdout] 174 |         Err(e) => {},
[INFO] [stdout]     |         ------ matches some of the same values
[INFO] [stdout] 175 |         _ => println!("Default case"),
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/simpleElection.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     stream.set_read_timeout(Some(Duration::from_secs(1)));
[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] 89 |     let _ = stream.set_read_timeout(Some(Duration::from_secs(1)));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/simpleElection.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |     stream.set_read_timeout(Some(Duration::from_secs(1)));
[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] 123 |     let _ = stream.set_read_timeout(Some(Duration::from_secs(1)));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/simpleElection.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |         Err(e) => {},
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/simpleElection.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     stream.set_read_timeout(Some(Duration::from_secs(1)));
[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] 156 |     let _ = stream.set_read_timeout(Some(Duration::from_secs(1)));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `simpleElection` should have a snake case name
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod simpleElection;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `simple_election`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PORT` should have a snake case name
[INFO] [stdout]   --> src/server.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let PORT = &args[1];
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `RUN_ID` should have a snake case name
[INFO] [stdout]   --> src/server.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |             let RUN_ID: String = (0..length)
[INFO] [stdout]    |                 ^^^^^^ help: convert the identifier to snake case: `run_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PORT` should have a snake case name
[INFO] [stdout]    --> src/server.rs:150:13
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let PORT = &args[1];
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `maxAging` should have a snake case name
[INFO] [stdout]   --> src/cache.rs:83:25
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 let mut maxAging = 0;
[INFO] [stdout]    |                         ^^^^^^^^ help: convert the identifier to snake case: `max_aging`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `maxAgingKey` should have a snake case name
[INFO] [stdout]   --> src/cache.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let mut maxAgingKey = "";
[INFO] [stdout]    |                         ^^^^^^^^^^^ help: convert the identifier to snake case: `max_aging_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `minFrequency` should have a snake case name
[INFO] [stdout]   --> src/cache.rs:92:25
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 let mut minFrequency = std::u64::MAX;
[INFO] [stdout]    |                         ^^^^^^^^^^^^ help: convert the identifier to snake case: `min_frequency`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `minFrequencyKey` should have a snake case name
[INFO] [stdout]   --> src/cache.rs:93:25
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let mut minFrequencyKey = "";
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `min_frequency_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/simpleElection.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     stream.set_read_timeout(Some(Duration::from_secs(1)));
[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] 89 |     let _ = stream.set_read_timeout(Some(Duration::from_secs(1)));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/simpleElection.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |     stream.set_read_timeout(Some(Duration::from_secs(1)));
[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] 123 |     let _ = stream.set_read_timeout(Some(Duration::from_secs(1)));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/simpleElection.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     stream.set_read_timeout(Some(Duration::from_secs(1)));
[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] 156 |     let _ = stream.set_read_timeout(Some(Duration::from_secs(1)));
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.97s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.22.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 8`
[INFO] running `Command { std: "docker" "inspect" "91870c985837b0b1c02da8311b490401f21216bece93c79e1b665b16e5b38ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91870c985837b0b1c02da8311b490401f21216bece93c79e1b665b16e5b38ecc", kill_on_drop: false }`
[INFO] [stdout] 91870c985837b0b1c02da8311b490401f21216bece93c79e1b665b16e5b38ecc
