[INFO] fetching crate buruma 0.1.0...
[INFO] testing buruma-0.1.0 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate buruma 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate buruma 0.1.0 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "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-4-tc2/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" "+beta-2023-04-20" "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 parking_lot v0.11.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.21
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[INFO] [stderr]   Downloaded hermit-abi v0.1.17
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[INFO] [stderr]   Downloaded thread_local v1.0.1
[INFO] [stderr]   Downloaded futures-core v0.3.8
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[INFO] [stderr]   Downloaded syn v1.0.54
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[INFO] [stderr]   Downloaded once_cell v1.5.2
[INFO] [stderr]   Downloaded pin-project-lite v0.2.0
[INFO] [stderr]   Downloaded lock_api v0.4.2
[INFO] [stderr]   Downloaded parking_lot_core v0.8.1
[INFO] [stderr]   Downloaded pretty_env_logger v0.4.0
[INFO] [stderr]   Downloaded bytes v0.6.0
[INFO] [stderr]   Downloaded miow v0.3.6
[INFO] [stderr]   Downloaded mio v0.7.6
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[INFO] [stderr]   Downloaded signal-hook-registry v1.2.2
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 699a76d613a760b2a1c905b07bb94169f66bbeb23b0e6d06b3dd78a4d6686d9d
[INFO] running `Command { std: "docker" "start" "-a" "699a76d613a760b2a1c905b07bb94169f66bbeb23b0e6d06b3dd78a4d6686d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "699a76d613a760b2a1c905b07bb94169f66bbeb23b0e6d06b3dd78a4d6686d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "699a76d613a760b2a1c905b07bb94169f66bbeb23b0e6d06b3dd78a4d6686d9d", kill_on_drop: false }`
[INFO] [stdout] 699a76d613a760b2a1c905b07bb94169f66bbeb23b0e6d06b3dd78a4d6686d9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a97a936f2d365e5206ffd4944aee12ba2650c06a5cbe932af0bf0ca879c44d7e
[INFO] running `Command { std: "docker" "start" "-a" "a97a936f2d365e5206ffd4944aee12ba2650c06a5cbe932af0bf0ca879c44d7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling smallvec v1.5.1
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling tokio v0.3.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling signal-hook-registry v1.2.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.6
[INFO] [stderr]    Compiling pin-project-lite v0.2.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling bytes v0.6.0
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling tokio-macros v0.3.1
[INFO] [stderr]    Compiling 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: 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 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: `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: `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 `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]    = note: `#[warn(dead_code)]` on by default
[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: 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: 49 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 `#[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 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.03s
[INFO] running `Command { std: "docker" "inspect" "a97a936f2d365e5206ffd4944aee12ba2650c06a5cbe932af0bf0ca879c44d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a97a936f2d365e5206ffd4944aee12ba2650c06a5cbe932af0bf0ca879c44d7e", kill_on_drop: false }`
[INFO] [stdout] a97a936f2d365e5206ffd4944aee12ba2650c06a5cbe932af0bf0ca879c44d7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8b35ebd684517a5f69fd4bae7410a66c14bbb2ef5d52cb309987caa93b47cb4
[INFO] running `Command { std: "docker" "start" "-a" "f8b35ebd684517a5f69fd4bae7410a66c14bbb2ef5d52cb309987caa93b47cb4", kill_on_drop: false }`
[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: 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 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: `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: `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 `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]    = note: `#[warn(dead_code)]` on by default
[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: 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] [stderr]    Compiling buruma v0.1.0 (/opt/rustwide/workdir)
[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: 49 warnings emitted
[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 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: 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: 1 warning emitted
[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 `#[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: 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 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 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 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::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: 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: 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: `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: `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: 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: 2 warnings emitted
[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: 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]    = note: `#[warn(dead_code)]` on by default
[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: 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 49 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.54s
[INFO] running `Command { std: "docker" "inspect" "f8b35ebd684517a5f69fd4bae7410a66c14bbb2ef5d52cb309987caa93b47cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8b35ebd684517a5f69fd4bae7410a66c14bbb2ef5d52cb309987caa93b47cb4", kill_on_drop: false }`
[INFO] [stdout] f8b35ebd684517a5f69fd4bae7410a66c14bbb2ef5d52cb309987caa93b47cb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 398ca64115e932d69be1743d83e4ddd31d6ac5f12da5fad4119d813290c54e1a
[INFO] running `Command { std: "docker" "start" "-a" "398ca64115e932d69be1743d83e4ddd31d6ac5f12da5fad4119d813290c54e1a", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/api.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Display`, `Formatter`
[INFO] [stderr]  --> src/protocol/req.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::{Display, Formatter};
[INFO] [stderr]   |                ^^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SUPER`
[INFO] [stderr]  --> src/protocol/req.rs:8:85
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::constants::{AddWatchMode, CreateMode, OpCode, Perms, ANYONE, DIGEST, IP, SUPER, WORLD};
[INFO] [stderr]   |                                                                                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::hash::Hasher`
[INFO] [stderr]  --> src/protocol/req.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::hash::Hasher;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `watchers`
[INFO] [stderr]    --> src/client.rs:137:17
[INFO] [stderr]     |
[INFO] [stderr] 137 |             let watchers = self.watcher_manager.find_need_triggered_watchers(&event);
[INFO] [stderr]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_watchers`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/protocol/resp.rs:208:24
[INFO] [stderr]     |
[INFO] [stderr] 208 |     fn read(&mut self, b: &mut BytesMut) -> ZKResult<()> {
[INFO] [stderr]     |                        ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: field `metrics` is never read
[INFO] [stderr]   --> src/client.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | struct SenderTask {
[INFO] [stderr]    |        ---------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 28 |     metrics: Arc<Mutex<Metrics>>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `host_provider` is never read
[INFO] [stderr]    --> src/client.rs:261:5
[INFO] [stderr]     |
[INFO] [stderr] 260 | pub(crate) struct Client {
[INFO] [stderr]     |                   ------ field in this struct
[INFO] [stderr] 261 |     host_provider: HostProvider,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SUPER` is never used
[INFO] [stderr]   --> src/constants.rs:28:11
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub const SUPER: &str = "super";
[INFO] [stderr]    |           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `WatcherType` is never used
[INFO] [stderr]   --> src/constants.rs:34:17
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub(crate) enum WatcherType {
[INFO] [stderr]    |                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple variants are never constructed
[INFO] [stderr]    --> src/constants.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 136 | pub(crate) enum OpCode {
[INFO] [stderr]     |                 ------ variants in this enum
[INFO] [stderr] 137 |     Notification = 0,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 146 |     Sync = 9,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 149 |     Check = 13,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 150 |     Multi = 14,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 151 |     Create2 = 15,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 152 |     ReConfig = 16,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 153 |     CheckWatches = 17,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 154 |     RemoveWatches = 18,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 155 |     CreateContainer = 19,
[INFO] [stderr] 156 |     DeleteContainer = 20,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 157 |     CreateTTL = 21,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 158 |     MultiRead = 22,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 159 |     Auth = 100,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 160 |     SetWatches = 101,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 161 |     Sasl = 102,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 164 |     SetWatches2 = 105,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 165 |     AddWatch = 106,
[INFO] [stderr] 166 |     CreateSession = -10,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 167 |     CloseSession = -11,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 168 |     Error = -1,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `OpKind` is never used
[INFO] [stderr]    --> src/constants.rs:171:10
[INFO] [stderr]     |
[INFO] [stderr] 171 | pub enum OpKind {
[INFO] [stderr]     |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/protocol/req.rs:174:19
[INFO] [stderr]     |
[INFO] [stderr] 173 | impl CreateRequest {
[INFO] [stderr]     | ------------------ associated function in this implementation
[INFO] [stderr] 174 |     pub(crate) fn new(path: &str) -> Self {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `death_request` is never used
[INFO] [stderr]    --> src/protocol/req.rs:216:19
[INFO] [stderr]     |
[INFO] [stderr] 211 | impl ReqPacket {
[INFO] [stderr]     | -------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 216 |     pub(crate) fn death_request() -> ReqPacket {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/api.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         pretty_env_logger::try_init();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let _ = pretty_env_logger::try_init();
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/api.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |         request.write(&mut req);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 89 |         let _ = request.write(&mut req);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/api.rs:122:9
[INFO] [stderr]     |
[INFO] [stderr] 122 |         request.write(&mut req);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 122 |         let _ = request.write(&mut req);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/api.rs:160:9
[INFO] [stderr]     |
[INFO] [stderr] 160 |         request.write(&mut req);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 160 |         let _ = request.write(&mut req);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/api.rs:213:9
[INFO] [stderr]     |
[INFO] [stderr] 213 |         request.write(&mut req);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 213 |         let _ = request.write(&mut req);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/api.rs:266:9
[INFO] [stderr]     |
[INFO] [stderr] 266 |         request.write(&mut req);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 266 |         let _ = request.write(&mut req);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/api.rs:323:9
[INFO] [stderr]     |
[INFO] [stderr] 323 |         request.write(&mut req);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 323 |         let _ = request.write(&mut req);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/api.rs:378:9
[INFO] [stderr]     |
[INFO] [stderr] 378 |         request.write(&mut req);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 378 |         let _ = request.write(&mut req);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/api.rs:401:9
[INFO] [stderr]     |
[INFO] [stderr] 401 |         request.write(&mut req);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 401 |         let _ = request.write(&mut req);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/api.rs:423:9
[INFO] [stderr]     |
[INFO] [stderr] 423 |         request.write(&mut req);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 423 |         let _ = request.write(&mut req);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/api.rs:446:9
[INFO] [stderr]     |
[INFO] [stderr] 446 |         request.write(&mut req);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 446 |         let _ = request.write(&mut req);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/api.rs:477:9
[INFO] [stderr]     |
[INFO] [stderr] 477 |         request.write(&mut req);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 477 |         let _ = request.write(&mut req);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/api.rs:506:9
[INFO] [stderr]     |
[INFO] [stderr] 506 |         request.write(&mut req);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 506 |         let _ = request.write(&mut req);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/client.rs:44:17
[INFO] [stderr]    |
[INFO] [stderr] 44 |                 rh.write(&mut buf);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 44 |                 let _ = rh.write(&mut buf);
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/client.rs:49:13
[INFO] [stderr]    |
[INFO] [stderr] 49 |             self.writer.write_buf(&mut Client::wrap_len_buf(buf)).await;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 49 |             let _ = self.writer.write_buf(&mut Client::wrap_len_buf(buf)).await;
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/client.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |             self.writer.flush().await;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 50 |             let _ = self.writer.flush().await;
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/client.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 |         reply_header.read(&mut buf);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 83 |         let _ = reply_header.read(&mut buf);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/client.rs:88:17
[INFO] [stderr]    |
[INFO] [stderr] 88 |                 server_event.read(&mut buf);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 88 |                 let _ = server_event.read(&mut buf);
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/client.rs:89:17
[INFO] [stderr]    |
[INFO] [stderr] 89 |                 self.event_tx.send(WatchedEvent::from(server_event)).await;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 89 |                 let _ = self.event_tx.send(WatchedEvent::from(server_event)).await;
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/client.rs:98:17
[INFO] [stderr]    |
[INFO] [stderr] 98 |                 self.buf_tx.send((reply_header, buf)).await;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 98 |                 let _ = self.buf_tx.send((reply_header, buf)).await;
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/client.rs:110:17
[INFO] [stderr]     |
[INFO] [stderr] 110 |                 self.buf_tx.send((reply_header, buf)).await;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 110 |                 let _ = self.buf_tx.send((reply_header, buf)).await;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/client.rs:169:17
[INFO] [stderr]     |
[INFO] [stderr] 169 |                 self.packet_tx.send(self.create_ping_request()).await;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 169 |                 let _ = self.packet_tx.send(self.create_ping_request()).await;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/client.rs:342:13
[INFO] [stderr]     |
[INFO] [stderr] 342 |             sender_task.run().await;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 342 |             let _ = sender_task.run().await;
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/client.rs:355:13
[INFO] [stderr]     |
[INFO] [stderr] 355 |             event_task.run().await;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 355 |             let _ = event_task.run().await;
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/client.rs:371:13
[INFO] [stderr]     |
[INFO] [stderr] 371 |             receiver_task.run().await;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 371 |             let _ = receiver_task.run().await;
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/client.rs:399:13
[INFO] [stderr]     |
[INFO] [stderr] 399 |             ping_task.run().await;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 399 |             let _ = ping_task.run().await;
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/client.rs:408:9
[INFO] [stderr]     |
[INFO] [stderr] 408 |         connect_request.write(&mut buf);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 408 |         let _ = connect_request.write(&mut buf);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/client.rs:446:9
[INFO] [stderr]     |
[INFO] [stderr] 446 |         self.packet_tx.send(packet).await;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 446 |         let _ = self.packet_tx.send(packet).await;
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/client.rs:484:9
[INFO] [stderr]     |
[INFO] [stderr] 484 |         resp.read(&mut buf);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 484 |         let _ = resp.read(&mut buf);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/protocol/mod.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |             s.write(b);
[INFO] [stderr]    |             ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 58 |             let _ = s.write(b);
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/protocol/resp.rs:128:9
[INFO] [stderr]     |
[INFO] [stderr] 128 |         self.stat.read(b);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 128 |         let _ = self.stat.read(b);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/protocol/resp.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |         self.stat.read(b);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 166 |         let _ = self.stat.read(b);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/protocol/resp.rs:183:17
[INFO] [stderr]     |
[INFO] [stderr] 183 |                 acl.read(b);
[INFO] [stderr]     |                 ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 183 |                 let _ = acl.read(b);
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/protocol/resp.rs:187:9
[INFO] [stderr]     |
[INFO] [stderr] 187 |         self.stat.read(b);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 187 |         let _ = self.stat.read(b);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `buruma` (lib) generated 49 warnings (run `cargo fix --lib -p buruma` to apply 5 suggestions)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]  --> src/main.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let j: f32 = 8.0;
[INFO] [stderr]   |         ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `buruma` (bin "buruma" test) generated 2 warnings (run `cargo fix --bin "buruma" --tests` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/bin/demo1.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `buruma` (bin "demo1" test) generated 1 warning (run `cargo fix --bin "demo1" --tests` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> tests/test_request.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `try_connect_server` is never used
[INFO] [stderr]  --> tests/common/mod.rs:7:14
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub async fn try_connect_server(host: &str) -> (ReadHalf<TcpStream>, WriteHalf<TcpStream>) {
[INFO] [stderr]   |              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/test_request.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     zk.delete(basic_path).await;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let _ = zk.delete(basic_path).await;
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/test_request.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 | /         zk.create(
[INFO] [stderr] 52 | |             format!("/buruma{}", i).as_str(),
[INFO] [stderr] 53 | |             None,
[INFO] [stderr] 54 | |             ACL::world_acl(),
[INFO] [stderr] 55 | |             CreateMode::Ephemeral,
[INFO] [stderr] 56 | |         )
[INFO] [stderr] 57 | |         .await;
[INFO] [stderr]    | |______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let _ = zk.create(
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/test_request.rs:186:9
[INFO] [stderr]     |
[INFO] [stderr] 186 | /         zk.create(
[INFO] [stderr] 187 | |             format!("/test{}", i).as_str(),
[INFO] [stderr] 188 | |             None,
[INFO] [stderr] 189 | |             ACL::world_acl(),
[INFO] [stderr] 190 | |             CreateMode::Ephemeral,
[INFO] [stderr] 191 | |         )
[INFO] [stderr] 192 | |         .await;
[INFO] [stderr]     | |______________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let _ = zk.create(
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/test_request.rs:194:5
[INFO] [stderr]     |
[INFO] [stderr] 194 | /     zk.create("/testppp", data, ACL::world_acl(), CreateMode::Persistent)
[INFO] [stderr] 195 | |         .await;
[INFO] [stderr]     | |______________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 194 |     let _ = zk.create("/testppp", data, ACL::world_acl(), CreateMode::Persistent)
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/test_request.rs:196:5
[INFO] [stderr]     |
[INFO] [stderr] 196 | /     zk.create(
[INFO] [stderr] 197 | |         "/testppp/test11",
[INFO] [stderr] 198 | |         data,
[INFO] [stderr] 199 | |         ACL::world_acl(),
[INFO] [stderr] 200 | |         CreateMode::Ephemeral,
[INFO] [stderr] 201 | |     )
[INFO] [stderr] 202 | |     .await;
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 196 |     let _ = zk.create(
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `buruma` (test "test_request") generated 7 warnings (run `cargo fix --test "test_request"` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> examples/hello_world.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `buruma` (example "hello_world") generated 1 warning (run `cargo fix --example "hello_world"` to apply 1 suggestion)
[INFO] [stderr] warning: `buruma` (bin "buruma") generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: `buruma` (bin "demo1") generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `buruma` (lib test) generated 49 warnings (49 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/buruma-489b8033ab3bfb5e)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test constants::test::test_error ... ok
[INFO] [stdout] test constants::test::test_static_constant ... ok
[INFO] [stdout] test constants::test::test_perms ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/buruma-862aa333fcf6cbe0)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running unittests src/bin/demo.rs (/opt/rustwide/target/debug/deps/demo-c9b1a414f776fdad)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/demo1.rs (/opt/rustwide/target/debug/deps/demo1-7187210ec207e568)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_request.rs (/opt/rustwide/target/debug/deps/test_request-9433f1d0ac2929c2)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test add_watch ... ignored
[INFO] [stdout] test children ... ignored
[INFO] [stdout] test children_count ... ignored
[INFO] [stdout] test childrens ... ignored
[INFO] [stdout] test exists ... ignored
[INFO] [stdout] test get_acl ... ignored
[INFO] [stdout] test get_data ... ignored
[INFO] [stdout] test get_ephemerals ... ignored
[INFO] [stdout] test set_acl ... ignored
[INFO] [stdout] test basic ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- basic stdout ----
[INFO] [stdout] thread 'basic' panicked at 'called `Result::unwrap()` on an `Err` value: ZKError(BadArguments, "socket error")', tests/test_request.rs:20:10
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55bb44b167da - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x55bb44b167da - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55bb44b167da - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x55bb44b167da - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55bb44b3cd4f - core::fmt::write::h78109e6f466b3af6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stdout]    5:     0x55bb44b13425 - std::io::Write::write_fmt::hd24bfb68a1b35a25
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stdout]    6:     0x55bb44b165a5 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x55bb44b165a5 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x55bb44b1825e - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stdout]    9:     0x55bb44b17f91 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:285:9
[INFO] [stdout]   10:     0x55bb44878f3b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h87fe9f7b2fd49e4c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   11:     0x55bb44878f3b - test::test_main::{{closure}}::he94d679243a7531b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x55bb44b18944 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3f2d6d8b14c4769f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   13:     0x55bb44b18944 - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:695:13
[INFO] [stdout]   14:     0x55bb44b186b9 - std::panicking::begin_panic_handler::{{closure}}::h91bc7f36a4be011b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:582:13
[INFO] [stdout]   15:     0x55bb44b16c46 - std::sys_common::backtrace::__rust_end_short_backtrace::h8b3d3717114f9e59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   16:     0x55bb44b18412 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:578:5
[INFO] [stdout]   17:     0x55bb447d3273 - core::panicking::panic_fmt::hfd368e3fbdabea26
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:67:14
[INFO] [stdout]   18:     0x55bb447d3813 - core::result::unwrap_failed::he54eb4b2f125b26f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/result.rs:1687:5
[INFO] [stdout]   19:     0x55bb44801928 - core::result::Result<T,E>::unwrap::hccba76a682a8812c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/result.rs:1089:23
[INFO] [stdout]   20:     0x55bb44838d82 - test_request::basic::{{closure}}::hfbe26567e37c48ce
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test_request.rs:18:18
[INFO] [stdout]   21:     0x55bb447fdafb - <core::pin::Pin<P> as core::future::future::Future>::poll::h2e869a530b68453b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/future/future.rs:125:9
[INFO] [stdout]   22:     0x55bb4482df74 - tokio::runtime::basic_scheduler::Inner<P>::block_on::{{closure}}::{{closure}}::h81cece88d16cac93
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-0.3.6/src/runtime/basic_scheduler.rs:184:58
[INFO] [stdout]   23:     0x55bb44826ad0 - tokio::coop::with_budget::{{closure}}::haf2ebfb47c56224f
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-0.3.6/src/coop.rs:121:9
[INFO] [stdout]   24:     0x55bb44815249 - std::thread::local::LocalKey<T>::try_with::h15826aa3d558e80d
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/local.rs:252:16
[INFO] [stdout]   25:     0x55bb4481454a - std::thread::local::LocalKey<T>::with::hff9b5e9f71627d31
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/local.rs:228:9
[INFO] [stdout]   26:     0x55bb448295a9 - tokio::coop::with_budget::h6bff0286c32ee907
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-0.3.6/src/coop.rs:114:5
[INFO] [stdout]   27:     0x55bb448295a9 - tokio::coop::budget::hd7957cbd383377fa
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-0.3.6/src/coop.rs:98:5
[INFO] [stdout]   28:     0x55bb448295a9 - tokio::runtime::basic_scheduler::Inner<P>::block_on::{{closure}}::h50b21e9e8b360fbf
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-0.3.6/src/runtime/basic_scheduler.rs:184:35
[INFO] [stdout]   29:     0x55bb44833db1 - tokio::runtime::basic_scheduler::enter::{{closure}}::hf3ffb5a56fde84f1
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-0.3.6/src/runtime/basic_scheduler.rs:266:29
[INFO] [stdout]   30:     0x55bb447f4b47 - tokio::macros::scoped_tls::ScopedKey<T>::set::h90358b94c7aab4b6
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-0.3.6/src/macros/scoped_tls.rs:61:9
[INFO] [stdout]   31:     0x55bb44832653 - tokio::runtime::basic_scheduler::enter::h4534a359e22f717d
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-0.3.6/src/runtime/basic_scheduler.rs:266:5
[INFO] [stdout]   32:     0x55bb44828a8b - tokio::runtime::basic_scheduler::Inner<P>::block_on::h98a1f2e43e723520
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-0.3.6/src/runtime/basic_scheduler.rs:176:9
[INFO] [stdout]   33:     0x55bb4482e782 - tokio::runtime::basic_scheduler::InnerGuard<P>::block_on::h96d37d0860b72ccf
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-0.3.6/src/runtime/basic_scheduler.rs:405:9
[INFO] [stdout]   34:     0x55bb4482f0f3 - tokio::runtime::basic_scheduler::BasicScheduler<P>::block_on::h0604bc308219a393
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-0.3.6/src/runtime/basic_scheduler.rs:136:24
[INFO] [stdout]   35:     0x55bb447fcb66 - tokio::runtime::Runtime::block_on::h879886a56d69c1d0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-0.3.6/src/runtime/mod.rs:450:46
[INFO] [stdout]   36:     0x55bb448385b9 - test_request::basic::h4123316e9c14e0d1
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test_request.rs:15:1
[INFO] [stdout]   37:     0x55bb448384f7 - test_request::basic::{{closure}}::h0bcb4750d1dd67dd
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test_request.rs:15:1
[INFO] [stdout]   38:     0x55bb447d3af5 - core::ops::function::FnOnce::call_once::h02e6b80732c25aea
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   39:     0x55bb4487de0f - core::ops::function::FnOnce::call_once::ha6a70e79f7481a7e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x55bb4487de0f - test::__rust_begin_short_backtrace::hce33033019b61e69
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:655:18
[INFO] [stdout]   41:     0x55bb4484b5fc - test::run_test::{{closure}}::h858d3528838ae3e5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:646:30
[INFO] [stdout]   42:     0x55bb4484b5fc - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8ac2b00f01ae79e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x55bb4487cee6 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h8093d25b522725ef
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   44:     0x55bb4487cee6 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5c334c204e4a3913
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   45:     0x55bb4487cee6 - std::panicking::try::do_call::ha8b740c7b9478074
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   46:     0x55bb4487cee6 - std::panicking::try::h5d34f63d0e41b64e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   47:     0x55bb4487cee6 - std::panic::catch_unwind::hcfbb511e1aa7fc67
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   48:     0x55bb4487cee6 - test::run_test_in_process::h9abda90f802eaf21
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:678:27
[INFO] [stdout]   49:     0x55bb4487cee6 - test::run_test::run_test_inner::{{closure}}::h0f058de91f6c6edf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:572:39
[INFO] [stdout]   50:     0x55bb44845e05 - test::run_test::run_test_inner::{{closure}}::h5ca48a4c59c6c1fb
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:599:37
[INFO] [stdout]   51:     0x55bb44845e05 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32bd51e1495d4a33
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:134:18
[INFO] [stdout]   52:     0x55bb4484b341 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc086fae9b128b2db
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:526:17
[INFO] [stdout]   53:     0x55bb4484b341 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb66571888d270d43
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   54:     0x55bb4484b341 - std::panicking::try::do_call::h4fa2ef4f6e51fecf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   55:     0x55bb4484b341 - std::panicking::try::h1e9e22b8584489b5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   56:     0x55bb4484b341 - std::panic::catch_unwind::h44698a3de0e0769e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   57:     0x55bb4484b341 - std::thread::Builder::spawn_unchecked_::{{closure}}::h50153abde3fe239e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:525:30
[INFO] [stdout]   58:     0x55bb4484b341 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbe5bbf6f38394364
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   59:     0x55bb44b1ce95 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h0d83cb2920a49046
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   60:     0x55bb44b1ce95 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbe0a008aa7d9ef59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   61:     0x55bb44b1ce95 - std::sys::unix::thread::Thread::new::thread_start::h3a466996bdf6b1f9
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   62:     0x7f0699537b43 - <unknown>
[INFO] [stdout]   63:     0x7f06995c8bb4 - __clone
[INFO] [stdout]   64:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     basic
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 9 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test test_request`
[INFO] running `Command { std: "docker" "inspect" "398ca64115e932d69be1743d83e4ddd31d6ac5f12da5fad4119d813290c54e1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "398ca64115e932d69be1743d83e4ddd31d6ac5f12da5fad4119d813290c54e1a", kill_on_drop: false }`
[INFO] [stdout] 398ca64115e932d69be1743d83e4ddd31d6ac5f12da5fad4119d813290c54e1a
