[INFO] cloning repository https://github.com/pajowu/snaprust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pajowu/snaprust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpajowu%2Fsnaprust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpajowu%2Fsnaprust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 832a60b34551a97bde28a493b368f53fd9430779
[INFO] checking pajowu/snaprust against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpajowu%2Fsnaprust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pajowu/snaprust on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pajowu/snaprust
[INFO] finished tweaking git repo https://github.com/pajowu/snaprust
[INFO] tweaked toml for git repo https://github.com/pajowu/snaprust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/pajowu/snaprust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d72ce42016ca9f8e73683b0ab5c9de538c9f5d97f4f968364db8fa81b5ba9f50
[INFO] running `Command { std: "docker" "start" "-a" "d72ce42016ca9f8e73683b0ab5c9de538c9f5d97f4f968364db8fa81b5ba9f50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d72ce42016ca9f8e73683b0ab5c9de538c9f5d97f4f968364db8fa81b5ba9f50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d72ce42016ca9f8e73683b0ab5c9de538c9f5d97f4f968364db8fa81b5ba9f50", kill_on_drop: false }`
[INFO] [stdout] d72ce42016ca9f8e73683b0ab5c9de538c9f5d97f4f968364db8fa81b5ba9f50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c77fed8b1695bc469043a2344a48423fc7448b6319a3547004d907bbbc9bb7bf
[INFO] running `Command { std: "docker" "start" "-a" "c77fed8b1695bc469043a2344a48423fc7448b6319a3547004d907bbbc9bb7bf", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking futures v0.1.16
[INFO] [stderr]     Checking lazy_static v0.2.9
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]     Checking serde v1.0.15
[INFO] [stderr]     Checking hound v3.1.0
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]    Compiling alsa-sys v0.1.1
[INFO] [stderr]     Checking lewton v0.5.2
[INFO] [stderr]    Compiling serde_derive_internals v0.16.0
[INFO] [stderr]     Checking textwrap v0.8.0
[INFO] [stderr]     Checking alsa v0.1.10
[INFO] [stderr]     Checking clap v2.26.1
[INFO] [stderr]     Checking simplelog v0.4.2
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]    Compiling serde_derive v1.0.15
[INFO] [stderr]     Checking cpal v0.4.5
[INFO] [stderr]     Checking rodio v0.5.2
[INFO] [stderr]     Checking serde_json v1.0.3
[INFO] [stderr]     Checking snaprust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message.rs:190:25
[INFO] [stdout]     |
[INFO] [stdout] 190 |         let refers_to = try!(socket.read_u16::<LittleEndian>());
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Access`, `Format`, `State`
[INFO] [stdout]  --> src/main.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 | use alsa::pcm::{PCM, HwParams, Format, Access, State};
[INFO] [stdout]   |                                ^^^^^^  ^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WriteLogger`
[INFO] [stdout]   --> src/main.rs:13:37
[INFO] [stdout]    |
[INFO] [stdout] 13 | use simplelog::{Config, TermLogger, WriteLogger, CombinedLogger, LogLevelFilter};
[INFO] [stdout]    |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SubCommand`
[INFO] [stdout]   --> src/main.rs:17:22
[INFO] [stdout]    |
[INFO] [stdout] 17 | use clap::{Arg, App, SubCommand};
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ValueOr`
[INFO] [stdout]   --> src/main.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | use alsa::{Direction, ValueOr};
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::TcpStream`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::net::TcpStream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Write`
[INFO] [stdout]   --> src/main.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::io::{Write, Read};
[INFO] [stdout]    |               ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc`
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::sync::mpsc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::collections::VecDeque;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Mutex`
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::sync::Mutex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde`
[INFO] [stdout]  --> src/message.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_derive`
[INFO] [stdout]  --> src/message.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_derive;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/message.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{Write, Read, Error};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let t: &SnapMessageData = match self {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SnapMessageData`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SnapMessageData`, `TimeVal`
[INFO] [stdout]   --> src/main.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 | use message::{SnapMessageData, TimeVal};
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/network_handler.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Mutex`
[INFO] [stdout]  --> src/network_handler.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::Mutex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SystemTime`, `UNIX_EPOCH`
[INFO] [stdout]  --> src/network_handler.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::time::{SystemTime, UNIX_EPOCH, Instant};
[INFO] [stdout]   |                 ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]   --> src/network_handler.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use log;
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `simplelog`
[INFO] [stdout]   --> src/network_handler.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use simplelog;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/decoder/pcm_decoder.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hound`
[INFO] [stdout]  --> src/decoder/pcm_decoder.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use hound;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Cursor`
[INFO] [stdout]  --> src/decoder/pcm_decoder.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::Cursor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PCM`, `State`
[INFO] [stdout]  --> src/decoder/pcm_decoder.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use alsa::pcm::{PCM, HwParams, Format, Access, State};
[INFO] [stdout]   |                 ^^^                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Direction`
[INFO] [stdout]   --> src/decoder/pcm_decoder.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | use alsa::{Direction, ValueOr};
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Access`, `Format`, `PCM`, `State`
[INFO] [stdout]  --> src/decoder/mod.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use alsa::pcm::{PCM, HwParams, Format, Access, State};
[INFO] [stdout]   |                 ^^^            ^^^^^^  ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::vec::IntoIter`
[INFO] [stdout]  --> src/time_provider.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::vec::IntoIter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:183:33
[INFO] [stdout]     |
[INFO] [stdout] 183 |     let mut decoder: Option<Box<Decoder>> = None;
[INFO] [stdout]     |                                 ^^^^^^^ help: use `dyn`: `dyn Decoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:246:84
[INFO] [stdout]     |
[INFO] [stdout] 246 | fn handleCodecHeader(data: message::CodecHeaderData, hwp: &HwParams) -> Option<Box<Decoder>> {
[INFO] [stdout]     |                                                                                    ^^^^^^^ help: use `dyn`: `dyn Decoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:247:22
[INFO] [stdout]     |
[INFO] [stdout] 247 |     let decoder: Box<Decoder> = match data.codec.as_str() {
[INFO] [stdout]     |                      ^^^^^^^ help: use `dyn`: `dyn Decoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:255:41
[INFO] [stdout]     |
[INFO] [stdout] 255 | fn handleWireChunk(decoder: &Option<Box<Decoder>>, data: message::WireChunkData) -> Option<(usize,Vec<i16>)> {
[INFO] [stdout]     |                                         ^^^^^^^ help: use `dyn`: `dyn Decoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message.rs:190:25
[INFO] [stdout]     |
[INFO] [stdout] 190 |         let refers_to = try!(socket.read_u16::<LittleEndian>());
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Access`, `Format`, `State`
[INFO] [stdout]  --> src/main.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 | use alsa::pcm::{PCM, HwParams, Format, Access, State};
[INFO] [stdout]   |                                ^^^^^^  ^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WriteLogger`
[INFO] [stdout]   --> src/main.rs:13:37
[INFO] [stdout]    |
[INFO] [stdout] 13 | use simplelog::{Config, TermLogger, WriteLogger, CombinedLogger, LogLevelFilter};
[INFO] [stdout]    |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SubCommand`
[INFO] [stdout]   --> src/main.rs:17:22
[INFO] [stdout]    |
[INFO] [stdout] 17 | use clap::{Arg, App, SubCommand};
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ValueOr`
[INFO] [stdout]   --> src/main.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | use alsa::{Direction, ValueOr};
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::TcpStream`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::net::TcpStream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Write`
[INFO] [stdout]   --> src/main.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::io::{Write, Read};
[INFO] [stdout]    |               ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc`
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::sync::mpsc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::collections::VecDeque;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Mutex`
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::sync::Mutex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde`
[INFO] [stdout]  --> src/message.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_derive`
[INFO] [stdout]  --> src/message.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_derive;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/message.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{Write, Read, Error};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let t: &SnapMessageData = match self {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SnapMessageData`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SnapMessageData`, `TimeVal`
[INFO] [stdout]   --> src/main.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 | use message::{SnapMessageData, TimeVal};
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/network_handler.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Mutex`
[INFO] [stdout]  --> src/network_handler.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::Mutex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SystemTime`, `UNIX_EPOCH`
[INFO] [stdout]  --> src/network_handler.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::time::{SystemTime, UNIX_EPOCH, Instant};
[INFO] [stdout]   |                 ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]   --> src/network_handler.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use log;
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `simplelog`
[INFO] [stdout]   --> src/network_handler.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use simplelog;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/decoder/pcm_decoder.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hound`
[INFO] [stdout]  --> src/decoder/pcm_decoder.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use hound;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Cursor`
[INFO] [stdout]  --> src/decoder/pcm_decoder.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::Cursor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PCM`, `State`
[INFO] [stdout]  --> src/decoder/pcm_decoder.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use alsa::pcm::{PCM, HwParams, Format, Access, State};
[INFO] [stdout]   |                 ^^^                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Direction`
[INFO] [stdout]   --> src/decoder/pcm_decoder.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | use alsa::{Direction, ValueOr};
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Access`, `Format`, `PCM`, `State`
[INFO] [stdout]  --> src/decoder/mod.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use alsa::pcm::{PCM, HwParams, Format, Access, State};
[INFO] [stdout]   |                 ^^^            ^^^^^^  ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::vec::IntoIter`
[INFO] [stdout]  --> src/time_provider.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::vec::IntoIter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:183:33
[INFO] [stdout]     |
[INFO] [stdout] 183 |     let mut decoder: Option<Box<Decoder>> = None;
[INFO] [stdout]     |                                 ^^^^^^^ help: use `dyn`: `dyn Decoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:246:84
[INFO] [stdout]     |
[INFO] [stdout] 246 | fn handleCodecHeader(data: message::CodecHeaderData, hwp: &HwParams) -> Option<Box<Decoder>> {
[INFO] [stdout]     |                                                                                    ^^^^^^^ help: use `dyn`: `dyn Decoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:247:22
[INFO] [stdout]     |
[INFO] [stdout] 247 |     let decoder: Box<Decoder> = match data.codec.as_str() {
[INFO] [stdout]     |                      ^^^^^^^ help: use `dyn`: `dyn Decoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:255:41
[INFO] [stdout]     |
[INFO] [stdout] 255 | fn handleWireChunk(decoder: &Option<Box<Decoder>>, data: message::WireChunkData) -> Option<(usize,Vec<i16>)> {
[INFO] [stdout]     |                                         ^^^^^^^ help: use `dyn`: `dyn Decoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:242:5
[INFO] [stdout]     |
[INFO] [stdout] 190 | /     loop {
[INFO] [stdout] 191 | |         while let Ok(msg) = msg_rx.try_recv() {
[INFO] [stdout] 192 | |             debug!("Got message: {:?}", msg);
[INFO] [stdout] 193 | |             match msg.type_ {
[INFO] [stdout] ...   |
[INFO] [stdout] 239 | |         thread::sleep(time::Duration::from_millis(1000));
[INFO] [stdout] 240 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 241 | 
[INFO] [stdout] 242 |       t.join();
[INFO] [stdout]     |       ^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:242:5
[INFO] [stdout]     |
[INFO] [stdout] 190 | /     loop {
[INFO] [stdout] 191 | |         while let Ok(msg) = msg_rx.try_recv() {
[INFO] [stdout] 192 | |             debug!("Got message: {:?}", msg);
[INFO] [stdout] 193 | |             match msg.type_ {
[INFO] [stdout] ...   |
[INFO] [stdout] 239 | |         thread::sleep(time::Duration::from_millis(1000));
[INFO] [stdout] 240 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 241 | 
[INFO] [stdout] 242 |       t.join();
[INFO] [stdout]     |       ^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ReadBytesExt`
[INFO] [stdout]  --> src/decoder/pcm_decoder.rs:3:42
[INFO] [stdout]   |
[INFO] [stdout] 3 | use byteorder::{ByteOrder, LittleEndian, ReadBytesExt};
[INFO] [stdout]   |                                          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ReadBytesExt`
[INFO] [stdout]  --> src/decoder/pcm_decoder.rs:3:42
[INFO] [stdout]   |
[INFO] [stdout] 3 | use byteorder::{ByteOrder, LittleEndian, ReadBytesExt};
[INFO] [stdout]   |                                          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `host`
[INFO] [stdout]   --> src/main.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let host = matches.value_of("HOST").unwrap();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_host`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/main.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let t = thread::spawn(move || {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/main.rs:273:24
[INFO] [stdout]     |
[INFO] [stdout] 273 | fn handleServerSetting(data: message::ServerSettingsData) {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/message.rs:160:20
[INFO] [stdout]     |
[INFO] [stdout] 160 |     fn deserialize(data: &[u8]) -> Self {
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/message.rs:181:24
[INFO] [stdout]     |
[INFO] [stdout] 181 |     pub fn deserialize(data: Vec<u8>) {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/message.rs:201:13
[INFO] [stdout]     |
[INFO] [stdout] 201 |         let data = socket.read(&mut buf);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `host`
[INFO] [stdout]   --> src/main.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let host = matches.value_of("HOST").unwrap();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_host`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/main.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let t = thread::spawn(move || {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/main.rs:273:24
[INFO] [stdout]     |
[INFO] [stdout] 273 | fn handleServerSetting(data: message::ServerSettingsData) {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/message.rs:160:20
[INFO] [stdout]     |
[INFO] [stdout] 160 |     fn deserialize(data: &[u8]) -> Self {
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chunk`
[INFO] [stdout]   --> src/decoder/mod.rs:18:22
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn decode(&self, chunk: Vec<u8>) -> Vec<i16> {
[INFO] [stdout]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_chunk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/message.rs:181:24
[INFO] [stdout]     |
[INFO] [stdout] 181 |     pub fn deserialize(data: Vec<u8>) {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/decoder/mod.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn setHeader(&self, header: message::CodecHeaderData) {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pcm`
[INFO] [stdout]   --> src/decoder/mod.rs:27:28
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn get_hwparams(&self, pcm: &HwParams) { }
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_pcm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/message.rs:201:13
[INFO] [stdout]     |
[INFO] [stdout] 201 |         let data = socket.read(&mut buf);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chunk`
[INFO] [stdout]   --> src/decoder/mod.rs:18:22
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn decode(&self, chunk: Vec<u8>) -> Vec<i16> {
[INFO] [stdout]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_chunk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/decoder/mod.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn setHeader(&self, header: message::CodecHeaderData) {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pcm`
[INFO] [stdout]   --> src/decoder/mod.rs:27:28
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn get_hwparams(&self, pcm: &HwParams) { }
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_pcm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/message.rs:311:13
[INFO] [stdout]     |
[INFO] [stdout] 311 |         let mut data = Vec::from(data);
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/message.rs:339:13
[INFO] [stdout]     |
[INFO] [stdout] 339 |         let mut data = Vec::from(data);
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/network_handler.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut stream = TcpStream::connect(host).unwrap();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/message.rs:311:13
[INFO] [stdout]     |
[INFO] [stdout] 311 |         let mut data = Vec::from(data);
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/message.rs:339:13
[INFO] [stdout]     |
[INFO] [stdout] 339 |         let mut data = Vec::from(data);
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/decoder/pcm_decoder.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn setHeader(&self, mut header: message::CodecHeaderData) {
[INFO] [stdout]    |                         ----^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/network_handler.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut stream = TcpStream::connect(host).unwrap();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/decoder/pcm_decoder.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn setHeader(&self, mut header: message::CodecHeaderData) {
[INFO] [stdout]    |                         ----^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133)
[INFO] [stdout]   --> src/decoder/pcm_decoder.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Clone)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(safe_packed_borrows)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stdout]    = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133)
[INFO] [stdout]   --> src/decoder/pcm_decoder.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Clone)]
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stdout]    = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/decoder/pcm_decoder.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         unsafe {
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_u16`
[INFO] [stdout]   --> src/message.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn deserialize_u16(buf: &[u8]) -> u16 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_u32`
[INFO] [stdout]   --> src/message.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn deserialize_u32(buf: &[u8]) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_i32`
[INFO] [stdout]   --> src/message.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn deserialize_i32(buf: &[u8]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BASE_MESSAGE_SIZE`
[INFO] [stdout]    --> src/message.rs:150:1
[INFO] [stdout]     |
[INFO] [stdout] 150 | const BASE_MESSAGE_SIZE: usize = 26;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `deserialize`
[INFO] [stdout]    --> src/message.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 181 |     pub fn deserialize(data: Vec<u8>) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fill_queue`
[INFO] [stdout]   --> src/network_handler.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn fill_queue(sender: mpsc::Sender<message::Message>, stream: TcpStream) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133)
[INFO] [stdout]   --> src/decoder/pcm_decoder.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Clone)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(safe_packed_borrows)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stdout]    = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[derive]` can't be used on a `#[repr(packed)]` struct that does not derive Copy (error E0133)
[INFO] [stdout]   --> src/decoder/pcm_decoder.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, Clone)]
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stdout]    = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/decoder/pcm_decoder.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         unsafe {
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_u16`
[INFO] [stdout]   --> src/message.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn deserialize_u16(buf: &[u8]) -> u16 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_u32`
[INFO] [stdout]   --> src/message.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn deserialize_u32(buf: &[u8]) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_i32`
[INFO] [stdout]   --> src/message.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn deserialize_i32(buf: &[u8]) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BASE_MESSAGE_SIZE`
[INFO] [stdout]    --> src/message.rs:150:1
[INFO] [stdout]     |
[INFO] [stdout] 150 | const BASE_MESSAGE_SIZE: usize = 26;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `deserialize`
[INFO] [stdout]    --> src/message.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 181 |     pub fn deserialize(data: Vec<u8>) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fill_queue`
[INFO] [stdout]   --> src/network_handler.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn fill_queue(sender: mpsc::Sender<message::Message>, stream: TcpStream) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |     msg_tx.send(hello_msg);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |         msg_tx.send(time_msg);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:234:13
[INFO] [stdout]     |
[INFO] [stdout] 234 |             pcm.recover(e.code(), true);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:242:5
[INFO] [stdout]     |
[INFO] [stdout] 242 |     t.join();
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handleCodecHeader` should have a snake case name
[INFO] [stdout]    --> src/main.rs:246:4
[INFO] [stdout]     |
[INFO] [stdout] 246 | fn handleCodecHeader(data: message::CodecHeaderData, hwp: &HwParams) -> Option<Box<Decoder>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `handle_codec_header`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handleWireChunk` should have a snake case name
[INFO] [stdout]    --> src/main.rs:255:4
[INFO] [stdout]     |
[INFO] [stdout] 255 | fn handleWireChunk(decoder: &Option<Box<Decoder>>, data: message::WireChunkData) -> Option<(usize,Vec<i16>)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `handle_wire_chunk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handleServerSetting` should have a snake case name
[INFO] [stdout]    --> src/main.rs:273:4
[INFO] [stdout]     |
[INFO] [stdout] 273 | fn handleServerSetting(data: message::ServerSettingsData) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `handle_server_setting`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handleTime` should have a snake case name
[INFO] [stdout]    --> src/main.rs:276:4
[INFO] [stdout]     |
[INFO] [stdout] 276 | fn handleTime(data: message::TimeData, time_provider: &mut TimeProvider) {
[INFO] [stdout]     |    ^^^^^^^^^^ help: convert the identifier to snake case: `handle_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/network_handler.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         stream.set_nonblocking(true);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/network_handler.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 self.stream.write_all(&msg[..]);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/network_handler.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 self.stream.write_all(&msg[..]);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/network_handler.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 self.recv_message_channel.send(msg);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `setHeader` should have a snake case name
[INFO] [stdout]   --> src/decoder/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn setHeader(&self, header: message::CodecHeaderData);
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to snake case: `set_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 68 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |     msg_tx.send(hello_msg);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |         msg_tx.send(time_msg);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:234:13
[INFO] [stdout]     |
[INFO] [stdout] 234 |             pcm.recover(e.code(), true);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:242:5
[INFO] [stdout]     |
[INFO] [stdout] 242 |     t.join();
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handleCodecHeader` should have a snake case name
[INFO] [stdout]    --> src/main.rs:246:4
[INFO] [stdout]     |
[INFO] [stdout] 246 | fn handleCodecHeader(data: message::CodecHeaderData, hwp: &HwParams) -> Option<Box<Decoder>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `handle_codec_header`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handleWireChunk` should have a snake case name
[INFO] [stdout]    --> src/main.rs:255:4
[INFO] [stdout]     |
[INFO] [stdout] 255 | fn handleWireChunk(decoder: &Option<Box<Decoder>>, data: message::WireChunkData) -> Option<(usize,Vec<i16>)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `handle_wire_chunk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handleServerSetting` should have a snake case name
[INFO] [stdout]    --> src/main.rs:273:4
[INFO] [stdout]     |
[INFO] [stdout] 273 | fn handleServerSetting(data: message::ServerSettingsData) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `handle_server_setting`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handleTime` should have a snake case name
[INFO] [stdout]    --> src/main.rs:276:4
[INFO] [stdout]     |
[INFO] [stdout] 276 | fn handleTime(data: message::TimeData, time_provider: &mut TimeProvider) {
[INFO] [stdout]     |    ^^^^^^^^^^ help: convert the identifier to snake case: `handle_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/network_handler.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         stream.set_nonblocking(true);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/network_handler.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 self.stream.write_all(&msg[..]);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/network_handler.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 self.stream.write_all(&msg[..]);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/network_handler.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 self.recv_message_channel.send(msg);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `setHeader` should have a snake case name
[INFO] [stdout]   --> src/decoder/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn setHeader(&self, header: message::CodecHeaderData);
[INFO] [stdout]    |        ^^^^^^^^^ help: convert the identifier to snake case: `set_header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 68 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.06s
[INFO] running `Command { std: "docker" "inspect" "c77fed8b1695bc469043a2344a48423fc7448b6319a3547004d907bbbc9bb7bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c77fed8b1695bc469043a2344a48423fc7448b6319a3547004d907bbbc9bb7bf", kill_on_drop: false }`
[INFO] [stdout] c77fed8b1695bc469043a2344a48423fc7448b6319a3547004d907bbbc9bb7bf