[INFO] fetching crate buruma 0.1.0...
[INFO] checking buruma-0.1.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate buruma 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate buruma 0.1.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate buruma 0.1.0
[INFO] finished tweaking crates.io crate buruma 0.1.0
[INFO] tweaked toml for crates.io crate buruma 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate buruma 0.1.0 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v0.3.1
[INFO] [stderr]   Downloaded termcolor v1.1.2
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[INFO] [stderr]   Downloaded parking_lot_core v0.8.1
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[INFO] [stderr]   Downloaded time v0.1.44
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9a8281e5195bdac3de2a001cfa46784713be057efda565fb9018392d2b0e2a0
[INFO] running `Command { std: "docker" "start" "-a" "a9a8281e5195bdac3de2a001cfa46784713be057efda565fb9018392d2b0e2a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9a8281e5195bdac3de2a001cfa46784713be057efda565fb9018392d2b0e2a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9a8281e5195bdac3de2a001cfa46784713be057efda565fb9018392d2b0e2a0", kill_on_drop: false }`
[INFO] [stdout] a9a8281e5195bdac3de2a001cfa46784713be057efda565fb9018392d2b0e2a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cfdb88a6c03bc9ea888e3f488711a6f6d0f6aaf8542f1f885655df72b8f25ba
[INFO] running `Command { std: "docker" "start" "-a" "2cfdb88a6c03bc9ea888e3f488711a6f6d0f6aaf8542f1f885655df72b8f25ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling tokio v0.3.6
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking lock_api v0.4.2
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[INFO] [stderr]     Checking futures-core v0.3.8
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[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking parking_lot_core v0.8.1
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[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
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[INFO] [stderr]     Checking parking_lot v0.11.1
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[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling tokio-macros v0.3.1
[INFO] [stderr]     Checking buruma v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/api.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `io` is imported redundantly
[INFO] [stdout]  --> src/client.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::io::{self, ReadHalf, WriteHalf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 8 | use tokio::net::TcpStream;
[INFO] [stdout] 9 | use tokio::prelude::*;
[INFO] [stdout]   |     ----------------- the item `io` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display`, `Formatter`
[INFO] [stdout]  --> src/protocol/req.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Display, Formatter};
[INFO] [stdout]   |                ^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SUPER`
[INFO] [stdout]  --> src/protocol/req.rs:8:85
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::constants::{AddWatchMode, CreateMode, OpCode, Perms, ANYONE, DIGEST, IP, SUPER, WORLD};
[INFO] [stdout]   |                                                                                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/api.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `io` is imported redundantly
[INFO] [stdout]  --> src/client.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::io::{self, ReadHalf, WriteHalf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 8 | use tokio::net::TcpStream;
[INFO] [stdout] 9 | use tokio::prelude::*;
[INFO] [stdout]   |     ----------------- the item `io` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display`, `Formatter`
[INFO] [stdout]  --> src/protocol/req.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Display, Formatter};
[INFO] [stdout]   |                ^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SUPER`
[INFO] [stdout]  --> src/protocol/req.rs:8:85
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::constants::{AddWatchMode, CreateMode, OpCode, Perms, ANYONE, DIGEST, IP, SUPER, WORLD};
[INFO] [stdout]   |                                                                                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `watchers`
[INFO] [stdout]    --> src/client.rs:137:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let watchers = self.watcher_manager.find_need_triggered_watchers(&event);
[INFO] [stdout]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_watchers`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `watchers`
[INFO] [stdout]    --> src/client.rs:137:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let watchers = self.watcher_manager.find_need_triggered_watchers(&event);
[INFO] [stdout]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_watchers`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/client.rs:439:18
[INFO] [stdout]     |
[INFO] [stdout] 439 |             Some(mut header) => {
[INFO] [stdout]     |                  ----^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/client.rs:439:18
[INFO] [stdout]     |
[INFO] [stdout] 439 |             Some(mut header) => {
[INFO] [stdout]     |                  ----^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hasher`
[INFO] [stdout]  --> src/protocol/req.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::Hasher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/protocol/resp.rs:208:24
[INFO] [stdout]     |
[INFO] [stdout] 208 |     fn read(&mut self, b: &mut BytesMut) -> ZKResult<()> {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hasher`
[INFO] [stdout]  --> src/protocol/req.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::Hasher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> src/lib.rs:68:27
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct ZKError(Error, &'static str);
[INFO] [stdout]    |            -------        ^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ZKError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct ZKError(Error, ());
[INFO] [stdout]    |                           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `metrics` is never read
[INFO] [stdout]   --> src/client.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct SenderTask {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     metrics: Arc<Mutex<Metrics>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `host_provider` is never read
[INFO] [stdout]    --> src/client.rs:261:5
[INFO] [stdout]     |
[INFO] [stdout] 260 | pub(crate) struct Client {
[INFO] [stdout]     |                   ------ field in this struct
[INFO] [stdout] 261 |     host_provider: HostProvider,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SUPER` is never used
[INFO] [stdout]   --> src/constants.rs:28:11
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub const SUPER: &str = "super";
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WatcherType` is never used
[INFO] [stdout]   --> src/constants.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub(crate) enum WatcherType {
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]    --> src/constants.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub(crate) enum OpCode {
[INFO] [stdout]     |                 ------ variants in this enum
[INFO] [stdout] 137 |     Notification = 0,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 |     Sync = 9,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |     Check = 13,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 150 |     Multi = 14,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 151 |     Create2 = 15,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 152 |     ReConfig = 16,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 153 |     CheckWatches = 17,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 154 |     RemoveWatches = 18,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 155 |     CreateContainer = 19,
[INFO] [stdout] 156 |     DeleteContainer = 20,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 157 |     CreateTTL = 21,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 158 |     MultiRead = 22,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 159 |     Auth = 100,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 160 |     SetWatches = 101,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 161 |     Sasl = 102,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 164 |     SetWatches2 = 105,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 165 |     AddWatch = 106,
[INFO] [stdout] 166 |     CreateSession = -10,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 167 |     CloseSession = -11,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 168 |     Error = -1,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OpKind` is never used
[INFO] [stdout]    --> src/constants.rs:171:10
[INFO] [stdout]     |
[INFO] [stdout] 171 | pub enum OpKind {
[INFO] [stdout]     |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_u64` is never used
[INFO] [stdout]   --> src/protocol/mod.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub trait Deserializer {
[INFO] [stdout]    |           ------------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 82 |     fn read_u64(&mut self, b: &mut BytesMut) -> u64 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/protocol/req.rs:174:19
[INFO] [stdout]     |
[INFO] [stdout] 173 | impl CreateRequest {
[INFO] [stdout]     | ------------------ associated function in this implementation
[INFO] [stdout] 174 |     pub(crate) fn new(path: &str) -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `death_request` is never used
[INFO] [stdout]    --> src/protocol/req.rs:216:19
[INFO] [stdout]     |
[INFO] [stdout] 211 | impl ReqPacket {
[INFO] [stdout]     | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 216 |     pub(crate) fn death_request() -> ReqPacket {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/api.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         pretty_env_logger::try_init();
[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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let _ = pretty_env_logger::try_init();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/api.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         request.write(&mut req);
[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] 89 |         let _ = request.write(&mut req);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         request.write(&mut req);
[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] 122 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |         request.write(&mut req);
[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] 160 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |         request.write(&mut req);
[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] 213 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |         request.write(&mut req);
[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] 266 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:323:9
[INFO] [stdout]     |
[INFO] [stdout] 323 |         request.write(&mut req);
[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] 323 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:378:9
[INFO] [stdout]     |
[INFO] [stdout] 378 |         request.write(&mut req);
[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] 378 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:401:9
[INFO] [stdout]     |
[INFO] [stdout] 401 |         request.write(&mut req);
[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] 401 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:423:9
[INFO] [stdout]     |
[INFO] [stdout] 423 |         request.write(&mut req);
[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] 423 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:446:9
[INFO] [stdout]     |
[INFO] [stdout] 446 |         request.write(&mut req);
[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] 446 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:477:9
[INFO] [stdout]     |
[INFO] [stdout] 477 |         request.write(&mut req);
[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] 477 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:506:9
[INFO] [stdout]     |
[INFO] [stdout] 506 |         request.write(&mut req);
[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] 506 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 rh.write(&mut buf);
[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] 44 |                 let _ = rh.write(&mut buf);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |             self.writer.write_buf(&mut Client::wrap_len_buf(buf)).await;
[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] 49 |             let _ = self.writer.write_buf(&mut Client::wrap_len_buf(buf)).await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |             self.writer.flush().await;
[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] 50 |             let _ = self.writer.flush().await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         reply_header.read(&mut buf);
[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] 83 |         let _ = reply_header.read(&mut buf);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 server_event.read(&mut buf);
[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] 88 |                 let _ = server_event.read(&mut buf);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 self.event_tx.send(WatchedEvent::from(server_event)).await;
[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] 89 |                 let _ = self.event_tx.send(WatchedEvent::from(server_event)).await;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 self.buf_tx.send((reply_header, buf)).await;
[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] 98 |                 let _ = self.buf_tx.send((reply_header, buf)).await;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 self.buf_tx.send((reply_header, buf)).await;
[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] 110 |                 let _ = self.buf_tx.send((reply_header, buf)).await;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:169:17
[INFO] [stdout]     |
[INFO] [stdout] 169 |                 self.packet_tx.send(self.create_ping_request()).await;
[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] 169 |                 let _ = self.packet_tx.send(self.create_ping_request()).await;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:342:13
[INFO] [stdout]     |
[INFO] [stdout] 342 |             sender_task.run().await;
[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] 342 |             let _ = sender_task.run().await;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:355:13
[INFO] [stdout]     |
[INFO] [stdout] 355 |             event_task.run().await;
[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] 355 |             let _ = event_task.run().await;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:371:13
[INFO] [stdout]     |
[INFO] [stdout] 371 |             receiver_task.run().await;
[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] 371 |             let _ = receiver_task.run().await;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:399:13
[INFO] [stdout]     |
[INFO] [stdout] 399 |             ping_task.run().await;
[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] 399 |             let _ = ping_task.run().await;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:408:9
[INFO] [stdout]     |
[INFO] [stdout] 408 |         connect_request.write(&mut buf);
[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] 408 |         let _ = connect_request.write(&mut buf);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:446:9
[INFO] [stdout]     |
[INFO] [stdout] 446 |         self.packet_tx.send(packet).await;
[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] 446 |         let _ = self.packet_tx.send(packet).await;
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:484:9
[INFO] [stdout]     |
[INFO] [stdout] 484 |         resp.read(&mut buf);
[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] 484 |         let _ = resp.read(&mut buf);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/protocol/mod.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             s.write(b);
[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] 58 |             let _ = s.write(b);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/protocol/resp.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         self.stat.read(b);
[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] 128 |         let _ = self.stat.read(b);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/protocol/resp.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |         self.stat.read(b);
[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] 166 |         let _ = self.stat.read(b);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/protocol/resp.rs:183:17
[INFO] [stdout]     |
[INFO] [stdout] 183 |                 acl.read(b);
[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] 183 |                 let _ = acl.read(b);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/protocol/resp.rs:187:9
[INFO] [stdout]     |
[INFO] [stdout] 187 |         self.stat.read(b);
[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] 187 |         let _ = self.stat.read(b);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 53 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/protocol/resp.rs:208:24
[INFO] [stdout]     |
[INFO] [stdout] 208 |     fn read(&mut self, b: &mut BytesMut) -> ZKResult<()> {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> src/lib.rs:68:27
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct ZKError(Error, &'static str);
[INFO] [stdout]    |            -------        ^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ZKError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct ZKError(Error, ());
[INFO] [stdout]    |                           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `metrics` is never read
[INFO] [stdout]   --> src/client.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct SenderTask {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     metrics: Arc<Mutex<Metrics>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `host_provider` is never read
[INFO] [stdout]    --> src/client.rs:261:5
[INFO] [stdout]     |
[INFO] [stdout] 260 | pub(crate) struct Client {
[INFO] [stdout]     |                   ------ field in this struct
[INFO] [stdout] 261 |     host_provider: HostProvider,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SUPER` is never used
[INFO] [stdout]   --> src/constants.rs:28:11
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub const SUPER: &str = "super";
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WatcherType` is never used
[INFO] [stdout]   --> src/constants.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub(crate) enum WatcherType {
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]    --> src/constants.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub(crate) enum OpCode {
[INFO] [stdout]     |                 ------ variants in this enum
[INFO] [stdout] 137 |     Notification = 0,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 |     Sync = 9,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |     Check = 13,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 150 |     Multi = 14,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 151 |     Create2 = 15,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 152 |     ReConfig = 16,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 153 |     CheckWatches = 17,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 154 |     RemoveWatches = 18,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 155 |     CreateContainer = 19,
[INFO] [stdout] 156 |     DeleteContainer = 20,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 157 |     CreateTTL = 21,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 158 |     MultiRead = 22,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 159 |     Auth = 100,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 160 |     SetWatches = 101,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 161 |     Sasl = 102,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 164 |     SetWatches2 = 105,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 165 |     AddWatch = 106,
[INFO] [stdout] 166 |     CreateSession = -10,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 167 |     CloseSession = -11,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 168 |     Error = -1,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OpKind` is never used
[INFO] [stdout]    --> src/constants.rs:171:10
[INFO] [stdout]     |
[INFO] [stdout] 171 | pub enum OpKind {
[INFO] [stdout]     |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_u64` is never used
[INFO] [stdout]   --> src/protocol/mod.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub trait Deserializer {
[INFO] [stdout]    |           ------------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 82 |     fn read_u64(&mut self, b: &mut BytesMut) -> u64 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/protocol/req.rs:174:19
[INFO] [stdout]     |
[INFO] [stdout] 173 | impl CreateRequest {
[INFO] [stdout]     | ------------------ associated function in this implementation
[INFO] [stdout] 174 |     pub(crate) fn new(path: &str) -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `death_request` is never used
[INFO] [stdout]    --> src/protocol/req.rs:216:19
[INFO] [stdout]     |
[INFO] [stdout] 211 | impl ReqPacket {
[INFO] [stdout]     | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 216 |     pub(crate) fn death_request() -> ReqPacket {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/api.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         pretty_env_logger::try_init();
[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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let _ = pretty_env_logger::try_init();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/api.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |         request.write(&mut req);
[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] 89 |         let _ = request.write(&mut req);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         request.write(&mut req);
[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] 122 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |         request.write(&mut req);
[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] 160 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |         request.write(&mut req);
[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] 213 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |         request.write(&mut req);
[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] 266 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:323:9
[INFO] [stdout]     |
[INFO] [stdout] 323 |         request.write(&mut req);
[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] 323 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:378:9
[INFO] [stdout]     |
[INFO] [stdout] 378 |         request.write(&mut req);
[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] 378 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:401:9
[INFO] [stdout]     |
[INFO] [stdout] 401 |         request.write(&mut req);
[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] 401 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:423:9
[INFO] [stdout]     |
[INFO] [stdout] 423 |         request.write(&mut req);
[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] 423 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:446:9
[INFO] [stdout]     |
[INFO] [stdout] 446 |         request.write(&mut req);
[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] 446 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:477:9
[INFO] [stdout]     |
[INFO] [stdout] 477 |         request.write(&mut req);
[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] 477 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/api.rs:506:9
[INFO] [stdout]     |
[INFO] [stdout] 506 |         request.write(&mut req);
[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] 506 |         let _ = request.write(&mut req);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 rh.write(&mut buf);
[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] 44 |                 let _ = rh.write(&mut buf);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |             self.writer.write_buf(&mut Client::wrap_len_buf(buf)).await;
[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] 49 |             let _ = self.writer.write_buf(&mut Client::wrap_len_buf(buf)).await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |             self.writer.flush().await;
[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] 50 |             let _ = self.writer.flush().await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         reply_header.read(&mut buf);
[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] 83 |         let _ = reply_header.read(&mut buf);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 server_event.read(&mut buf);
[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] 88 |                 let _ = server_event.read(&mut buf);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 self.event_tx.send(WatchedEvent::from(server_event)).await;
[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] 89 |                 let _ = self.event_tx.send(WatchedEvent::from(server_event)).await;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/client.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 self.buf_tx.send((reply_header, buf)).await;
[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] 98 |                 let _ = self.buf_tx.send((reply_header, buf)).await;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 self.buf_tx.send((reply_header, buf)).await;
[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] 110 |                 let _ = self.buf_tx.send((reply_header, buf)).await;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:169:17
[INFO] [stdout]     |
[INFO] [stdout] 169 |                 self.packet_tx.send(self.create_ping_request()).await;
[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] 169 |                 let _ = self.packet_tx.send(self.create_ping_request()).await;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:342:13
[INFO] [stdout]     |
[INFO] [stdout] 342 |             sender_task.run().await;
[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] 342 |             let _ = sender_task.run().await;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:355:13
[INFO] [stdout]     |
[INFO] [stdout] 355 |             event_task.run().await;
[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] 355 |             let _ = event_task.run().await;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:371:13
[INFO] [stdout]     |
[INFO] [stdout] 371 |             receiver_task.run().await;
[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] 371 |             let _ = receiver_task.run().await;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:399:13
[INFO] [stdout]     |
[INFO] [stdout] 399 |             ping_task.run().await;
[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] 399 |             let _ = ping_task.run().await;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:408:9
[INFO] [stdout]     |
[INFO] [stdout] 408 |         connect_request.write(&mut buf);
[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] 408 |         let _ = connect_request.write(&mut buf);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:446:9
[INFO] [stdout]     |
[INFO] [stdout] 446 |         self.packet_tx.send(packet).await;
[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] 446 |         let _ = self.packet_tx.send(packet).await;
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/client.rs:484:9
[INFO] [stdout]     |
[INFO] [stdout] 484 |         resp.read(&mut buf);
[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] 484 |         let _ = resp.read(&mut buf);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/protocol/mod.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             s.write(b);
[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] 58 |             let _ = s.write(b);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/protocol/resp.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         self.stat.read(b);
[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] 128 |         let _ = self.stat.read(b);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/protocol/resp.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |         self.stat.read(b);
[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] 166 |         let _ = self.stat.read(b);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/protocol/resp.rs:183:17
[INFO] [stdout]     |
[INFO] [stdout] 183 |                 acl.read(b);
[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] 183 |                 let _ = acl.read(b);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/protocol/resp.rs:187:9
[INFO] [stdout]     |
[INFO] [stdout] 187 |         self.stat.read(b);
[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] 187 |         let _ = self.stat.read(b);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 53 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/bin/demo1.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/bin/demo1.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> examples/hello_world.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let j: f32 = 8.0;
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let j: f32 = 8.0;
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> tests/test_request.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `try_connect_server` is never used
[INFO] [stdout]  --> tests/common/mod.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub async fn try_connect_server(host: &str) -> (ReadHalf<TcpStream>, WriteHalf<TcpStream>) {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/test_request.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     zk.delete(basic_path).await;
[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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let _ = zk.delete(basic_path).await;
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/test_request.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | /         zk.create(
[INFO] [stdout] 52 | |             format!("/buruma{}", i).as_str(),
[INFO] [stdout] 53 | |             None,
[INFO] [stdout] 54 | |             ACL::world_acl(),
[INFO] [stdout] 55 | |             CreateMode::Ephemeral,
[INFO] [stdout] 56 | |         )
[INFO] [stdout] 57 | |         .await;
[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] 51 |         let _ = zk.create(
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/test_request.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 | /         zk.create(
[INFO] [stdout] 187 | |             format!("/test{}", i).as_str(),
[INFO] [stdout] 188 | |             None,
[INFO] [stdout] 189 | |             ACL::world_acl(),
[INFO] [stdout] 190 | |             CreateMode::Ephemeral,
[INFO] [stdout] 191 | |         )
[INFO] [stdout] 192 | |         .await;
[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] 186 |         let _ = zk.create(
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/test_request.rs:194:5
[INFO] [stdout]     |
[INFO] [stdout] 194 | /     zk.create("/testppp", data, ACL::world_acl(), CreateMode::Persistent)
[INFO] [stdout] 195 | |         .await;
[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] 194 |     let _ = zk.create("/testppp", data, ACL::world_acl(), CreateMode::Persistent)
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/test_request.rs:196:5
[INFO] [stdout]     |
[INFO] [stdout] 196 | /     zk.create(
[INFO] [stdout] 197 | |         "/testppp/test11",
[INFO] [stdout] 198 | |         data,
[INFO] [stdout] 199 | |         ACL::world_acl(),
[INFO] [stdout] 200 | |         CreateMode::Ephemeral,
[INFO] [stdout] 201 | |     )
[INFO] [stdout] 202 | |     .await;
[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] 196 |     let _ = zk.create(
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.52s
[INFO] running `Command { std: "docker" "inspect" "2cfdb88a6c03bc9ea888e3f488711a6f6d0f6aaf8542f1f885655df72b8f25ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cfdb88a6c03bc9ea888e3f488711a6f6d0f6aaf8542f1f885655df72b8f25ba", kill_on_drop: false }`
[INFO] [stdout] 2cfdb88a6c03bc9ea888e3f488711a6f6d0f6aaf8542f1f885655df72b8f25ba
