[INFO] cloning repository https://github.com/betta-cyber/gplayer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/betta-cyber/gplayer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbetta-cyber%2Fgplayer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbetta-cyber%2Fgplayer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed260ad8172831c53053a59f285cbe5fd988932f
[INFO] checking betta-cyber/gplayer against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbetta-cyber%2Fgplayer" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/betta-cyber/gplayer on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/betta-cyber/gplayer
[INFO] finished tweaking git repo https://github.com/betta-cyber/gplayer
[INFO] tweaked toml for git repo https://github.com/betta-cyber/gplayer written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/betta-cyber/gplayer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 867f528e5da8d43e980d0716ccf60b2660482895abf95e89306e85078a84fd7f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "867f528e5da8d43e980d0716ccf60b2660482895abf95e89306e85078a84fd7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "867f528e5da8d43e980d0716ccf60b2660482895abf95e89306e85078a84fd7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "867f528e5da8d43e980d0716ccf60b2660482895abf95e89306e85078a84fd7f", kill_on_drop: false }`
[INFO] [stdout] 867f528e5da8d43e980d0716ccf60b2660482895abf95e89306e85078a84fd7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 252ad82ef5f8fa2d1c522bfd2469db6b166d89dc5872d03c51a43ec32a05be35
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "252ad82ef5f8fa2d1c522bfd2469db6b166d89dc5872d03c51a43ec32a05be35", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
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[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking itoa v0.4.4
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[INFO] [stderr]     Checking foreign-types-shared v0.1.1
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[INFO] [stderr]    Compiling syn v0.15.44
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[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling cpal v0.10.0
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[INFO] [stderr]    Compiling openssl-sys v0.9.53
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[INFO] [stderr]    Compiling minimp3-sys v0.3.1
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[INFO] [stderr]    Compiling derefable v0.1.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling tokio-macros v0.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
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[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking rodio v0.10.0
[INFO] [stderr]     Checking pin-project v0.4.6
[INFO] [stderr]     Checking futures-util v0.3.1
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[INFO] [stderr]     Checking reqwest v0.10.1
[INFO] [stderr]     Checking gplayer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Future`, `future`
[INFO] [stdout]  --> src/player.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures::{future, Future};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::channel::mpsc`
[INFO] [stdout]  --> src/player.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::channel::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/player.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `reqwest::Proxy`
[INFO] [stdout]  --> src/fetch.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use reqwest::Proxy;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BigEndian`, `ByteOrder`, `WriteBytesExt`
[INFO] [stdout]  --> src/fetch_data.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use byteorder::{BigEndian, ByteOrder, WriteBytesExt};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::Stream`
[INFO] [stdout]  --> src/fetch_data.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::Stream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Future`, `task::Poll`
[INFO] [stdout]  --> src/fetch_data.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::{Future, task::Poll};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `max`, `min`
[INFO] [stdout]  --> src/fetch_data.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::cmp::{max, min};
[INFO] [stdout]   |                ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write`, `self`
[INFO] [stdout]  --> src/fetch_data.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{self, Read, Seek, SeekFrom, Write};
[INFO] [stdout]   |               ^^^^                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Decoder`, `Error`, `Frame`
[INFO] [stdout]   --> src/main.rs:23:15
[INFO] [stdout]    |
[INFO] [stdout] 23 | use minimp3::{Decoder, Frame, Error};
[INFO] [stdout]    |               ^^^^^^^  ^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rodio::Sink`
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use rodio::Sink;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rodio::buffer::SamplesBuffer`
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use rodio::buffer::SamplesBuffer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Future`, `future`
[INFO] [stdout]  --> src/player.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures::{future, Future};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::channel::mpsc`
[INFO] [stdout]  --> src/player.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::channel::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/player.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `reqwest::Proxy`
[INFO] [stdout]  --> src/fetch.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use reqwest::Proxy;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BigEndian`, `ByteOrder`, `WriteBytesExt`
[INFO] [stdout]  --> src/fetch_data.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use byteorder::{BigEndian, ByteOrder, WriteBytesExt};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::Stream`
[INFO] [stdout]  --> src/fetch_data.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::Stream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Future`, `task::Poll`
[INFO] [stdout]  --> src/fetch_data.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures::{Future, task::Poll};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `max`, `min`
[INFO] [stdout]  --> src/fetch_data.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::cmp::{max, min};
[INFO] [stdout]   |                ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write`, `self`
[INFO] [stdout]  --> src/fetch_data.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{self, Read, Seek, SeekFrom, Write};
[INFO] [stdout]   |               ^^^^                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Decoder`, `Error`, `Frame`
[INFO] [stdout]   --> src/main.rs:23:15
[INFO] [stdout]    |
[INFO] [stdout] 23 | use minimp3::{Decoder, Frame, Error};
[INFO] [stdout]    |               ^^^^^^^  ^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rodio::Sink`
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use rodio::Sink;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rodio::buffer::SamplesBuffer`
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use rodio::buffer::SamplesBuffer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/fetch_data.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{self, Read, Seek, SeekFrom, Write};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx`
[INFO] [stdout]    --> src/player.rs:123:18
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let (tx, rx) = oneshot::channel::<String>();
[INFO] [stdout]     |                  ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/fetch.rs:12:59
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub async fn fetch_data(url: &str, buffer: NamedTempFile, tx: Sender<String>) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                                           ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `initial_data_length`
[INFO] [stdout]    --> src/fetch_data.rs:272:13
[INFO] [stdout]     |
[INFO] [stdout] 272 |         let initial_data_length = self.initial_data_length.take().unwrap();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_data_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `complete_tx`
[INFO] [stdout]    --> src/fetch_data.rs:273:13
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let complete_tx = self.complete_tx.take().unwrap();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_complete_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream_loader_command_rx`
[INFO] [stdout]    --> src/fetch_data.rs:275:40
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (stream_loader_command_tx, stream_loader_command_rx) =
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream_loader_command_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `initial_data_receiver`
[INFO] [stdout]    --> src/fetch_data.rs:336:13
[INFO] [stdout]     |
[INFO] [stdout] 336 |         let initial_data_receiver = AudioFileFetchDataReceiver::new(
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_data_receiver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/player.rs:200:21
[INFO] [stdout]     |
[INFO] [stdout] 200 |                 let mut buffer = NamedTempFile::new().unwrap();
[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: variant is never constructed: `Stop`
[INFO] [stdout]   --> src/player.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Stop,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Paused`
[INFO] [stdout]   --> src/player.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | /     Paused {
[INFO] [stdout] 26 | |         start_of_track: oneshot::Sender<String>,
[INFO] [stdout] 27 | |         end_of_track: oneshot::Sender<()>,
[INFO] [stdout] 28 | |         normalisation_factor: f32,
[INFO] [stdout] 29 | |         // stream_loader_controller: StreamLoaderController,
[INFO] [stdout] 30 | |         bytes_per_second: usize,
[INFO] [stdout] 31 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Playing`
[INFO] [stdout]   --> src/player.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | /     Playing {
[INFO] [stdout] 33 | |         start_of_track: oneshot::Sender<String>,
[INFO] [stdout] 34 | |         end_of_track: oneshot::Sender<()>,
[INFO] [stdout] 35 | |         normalisation_factor: f32,
[INFO] [stdout] 36 | |         // stream_loader_controller: StreamLoaderController,
[INFO] [stdout] 37 | |         bytes_per_second: usize,
[INFO] [stdout] 38 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EndOfTrack`
[INFO] [stdout]   --> src/player.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | /     EndOfTrack {
[INFO] [stdout] 40 | |         url: String,
[INFO] [stdout] 41 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Invalid`
[INFO] [stdout]   --> src/player.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Invalid,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `event_sender`
[INFO] [stdout]   --> src/player.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     event_sender: futures::channel::mpsc::UnboundedSender<PlayerEvent>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Started`
[INFO] [stdout]   --> src/player.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | /     Started {
[INFO] [stdout] 62 | |         track_url: String,
[INFO] [stdout] 63 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Changed`
[INFO] [stdout]   --> src/player.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | /     Changed {
[INFO] [stdout] 66 | |         old_track_url: String,
[INFO] [stdout] 67 | |         new_track_url: String,
[INFO] [stdout] 68 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Stopped`
[INFO] [stdout]   --> src/player.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | /     Stopped {
[INFO] [stdout] 71 | |         track_url: String,
[INFO] [stdout] 72 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stop`
[INFO] [stdout]    --> src/player.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn stop(&self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `start_sink`
[INFO] [stdout]    --> src/player.rs:228:8
[INFO] [stdout]     |
[INFO] [stdout] 228 |     fn start_sink(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send_event`
[INFO] [stdout]    --> src/player.rs:235:8
[INFO] [stdout]     |
[INFO] [stdout] 235 |     fn send_event(&mut self, event: PlayerEvent) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `send_msg`
[INFO] [stdout]   --> src/fetch.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn send_msg(path: &str, tx: Sender<String>) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/range_set.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(start: usize, length: usize) -> Range {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/range_set.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn new() -> RangeSet {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]   --> src/range_set.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]   --> src/range_set.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_range`
[INFO] [stdout]   --> src/range_set.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn get_range(&self, index: usize) -> Range {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter`
[INFO] [stdout]   --> src/range_set.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn iter(&self) -> Iter<Range> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `contains`
[INFO] [stdout]   --> src/range_set.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn contains(&self, value: usize) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `subtract_range`
[INFO] [stdout]    --> src/range_set.rs:153:12
[INFO] [stdout]     |
[INFO] [stdout] 153 |     pub fn subtract_range(&mut self, range: &Range) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `subtract_range_set`
[INFO] [stdout]    --> src/range_set.rs:199:12
[INFO] [stdout]     |
[INFO] [stdout] 199 |     pub fn subtract_range_set(&mut self, other: &RangeSet) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `minus`
[INFO] [stdout]    --> src/range_set.rs:205:12
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub fn minus(&self, other: &RangeSet) -> RangeSet {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `intersection`
[INFO] [stdout]    --> src/range_set.rs:211:12
[INFO] [stdout]     |
[INFO] [stdout] 211 |     pub fn intersection(&self, other: &RangeSet) -> RangeSet {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MINIMUM_DOWNLOAD_SIZE`
[INFO] [stdout]   --> src/fetch_data.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | const MINIMUM_DOWNLOAD_SIZE: usize = 1024 * 16;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INITIAL_DOWNLOAD_SIZE`
[INFO] [stdout]   --> src/fetch_data.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | const INITIAL_DOWNLOAD_SIZE: usize = 1024 * 16;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INITIAL_PING_TIME_ESTIMATE_SECONDS`
[INFO] [stdout]   --> src/fetch_data.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | const INITIAL_PING_TIME_ESTIMATE_SECONDS: f64 = 0.5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAXIMUM_ASSUMED_PING_TIME_SECONDS`
[INFO] [stdout]   --> src/fetch_data.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | const MAXIMUM_ASSUMED_PING_TIME_SECONDS: f64 = 1.5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `READ_AHEAD_BEFORE_PLAYBACK_SECONDS`
[INFO] [stdout]   --> src/fetch_data.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub const READ_AHEAD_BEFORE_PLAYBACK_SECONDS: f64 = 1.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `READ_AHEAD_BEFORE_PLAYBACK_ROUNDTRIPS`
[INFO] [stdout]   --> src/fetch_data.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub const READ_AHEAD_BEFORE_PLAYBACK_ROUNDTRIPS: f64 = 2.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `READ_AHEAD_DURING_PLAYBACK_SECONDS`
[INFO] [stdout]   --> src/fetch_data.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub const READ_AHEAD_DURING_PLAYBACK_SECONDS: f64 = 5.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `READ_AHEAD_DURING_PLAYBACK_ROUNDTRIPS`
[INFO] [stdout]   --> src/fetch_data.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub const READ_AHEAD_DURING_PLAYBACK_ROUNDTRIPS: f64 = 10.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PREFETCH_THRESHOLD_FACTOR`
[INFO] [stdout]   --> src/fetch_data.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | const PREFETCH_THRESHOLD_FACTOR: f64 = 4.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FAST_PREFETCH_THRESHOLD_FACTOR`
[INFO] [stdout]   --> src/fetch_data.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | const FAST_PREFETCH_THRESHOLD_FACTOR: f64 = 1.5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_PREFETCH_REQUESTS`
[INFO] [stdout]   --> src/fetch_data.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | const MAX_PREFETCH_REQUESTS: usize = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `AudioFile`
[INFO] [stdout]   --> src/fetch_data.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum AudioFile {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `AudioFileOpen`
[INFO] [stdout]   --> src/fetch_data.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub enum AudioFileOpen {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AudioFileOpenStreaming`
[INFO] [stdout]   --> src/fetch_data.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct AudioFileOpenStreaming {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AudioFileStreaming`
[INFO] [stdout]   --> src/fetch_data.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct AudioFileStreaming {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fetch`
[INFO] [stdout]   --> src/fetch_data.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     Fetch(Range),       // signal the stream loader to fetch a range of the file
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RandomAccessMode`
[INFO] [stdout]   --> src/fetch_data.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     RandomAccessMode(), // optimise download strategy for random access
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StreamMode`
[INFO] [stdout]   --> src/fetch_data.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     StreamMode(),       // optimise download strategy for streaming
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Close`
[INFO] [stdout]   --> src/fetch_data.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     Close(),            // terminate and don't load any more data
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `requested`
[INFO] [stdout]   --> src/fetch_data.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     requested: RangeSet,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `downloaded`
[INFO] [stdout]   --> src/fetch_data.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     downloaded: RangeSet,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RandomAccess`
[INFO] [stdout]   --> src/fetch_data.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     RandomAccess(),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Streaming`
[INFO] [stdout]   --> src/fetch_data.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     Streaming(),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `PartialFileData`
[INFO] [stdout]   --> src/fetch_data.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | struct PartialFileData {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ReceivedData`
[INFO] [stdout]   --> src/fetch_data.rs:84:6
[INFO] [stdout]    |
[INFO] [stdout] 84 | enum ReceivedData {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AudioFileFetchDataReceiver`
[INFO] [stdout]   --> src/fetch_data.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | struct AudioFileFetchDataReceiver {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_size`
[INFO] [stdout]    --> src/fetch_data.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     file_size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stream_data_rate`
[INFO] [stdout]    --> src/fetch_data.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     stream_data_rate: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cond`
[INFO] [stdout]    --> src/fetch_data.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 |     cond: Condvar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `download_status`
[INFO] [stdout]    --> src/fetch_data.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     download_status: Mutex<AudioFileDownloadStatus>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `download_strategy`
[INFO] [stdout]    --> src/fetch_data.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     download_strategy: Mutex<DownloadStrategy>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `number_of_open_requests`
[INFO] [stdout]    --> src/fetch_data.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     number_of_open_requests: AtomicUsize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ping_time_ms`
[INFO] [stdout]    --> src/fetch_data.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     ping_time_ms: AtomicUsize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `read_position`
[INFO] [stdout]    --> src/fetch_data.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     read_position: AtomicUsize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]    --> src/fetch_data.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `range_available`
[INFO] [stdout]    --> src/fetch_data.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 |     pub fn range_available(&self, range: Range) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ping_time_ms`
[INFO] [stdout]    --> src/fetch_data.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn ping_time_ms(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send_stream_loader_command`
[INFO] [stdout]    --> src/fetch_data.rs:154:8
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn send_stream_loader_command(&mut self, command: StreamLoaderCommand) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fetch`
[INFO] [stdout]    --> src/fetch_data.rs:161:12
[INFO] [stdout]     |
[INFO] [stdout] 161 |     pub fn fetch(&mut self, range: Range) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fetch_blocking`
[INFO] [stdout]    --> src/fetch_data.rs:166:12
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn fetch_blocking(&mut self, mut range: Range) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fetch_next`
[INFO] [stdout]    --> src/fetch_data.rs:208:12
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub fn fetch_next(&mut self, length: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fetch_next_blocking`
[INFO] [stdout]    --> src/fetch_data.rs:220:12
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn fetch_next_blocking(&mut self, length: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_random_access_mode`
[INFO] [stdout]    --> src/fetch_data.rs:232:12
[INFO] [stdout]     |
[INFO] [stdout] 232 |     pub fn set_random_access_mode(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_stream_mode`
[INFO] [stdout]    --> src/fetch_data.rs:237:12
[INFO] [stdout]     |
[INFO] [stdout] 237 |     pub fn set_stream_mode(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `close`
[INFO] [stdout]    --> src/fetch_data.rs:242:12
[INFO] [stdout]     |
[INFO] [stdout] 242 |     pub fn close(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `finish`
[INFO] [stdout]    --> src/fetch_data.rs:249:8
[INFO] [stdout]     |
[INFO] [stdout] 249 |     fn finish(&mut self, size: usize) -> AudioFileStreaming {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AudioFileFetch`
[INFO] [stdout]    --> src/fetch_data.rs:303:8
[INFO] [stdout]     |
[INFO] [stdout] 303 | struct AudioFileFetch {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/fetch_data.rs:317:8
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn new(
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_download_strategy`
[INFO] [stdout]    --> src/fetch_data.rs:361:8
[INFO] [stdout]     |
[INFO] [stdout] 361 |     fn get_download_strategy(&mut self) -> DownloadStrategy {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `download_range`
[INFO] [stdout]    --> src/fetch_data.rs:365:8
[INFO] [stdout]     |
[INFO] [stdout] 365 |     fn download_range(&mut self, mut offset: usize, mut length: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/fetch_data.rs:421:8
[INFO] [stdout]     |
[INFO] [stdout] 421 |     fn new(
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `finish`
[INFO] [stdout]    --> src/fetch_data.rs:450:8
[INFO] [stdout]     |
[INFO] [stdout] 450 |     fn finish(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/fetch_data.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{self, Read, Seek, SeekFrom, Write};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx`
[INFO] [stdout]    --> src/player.rs:123:18
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let (tx, rx) = oneshot::channel::<String>();
[INFO] [stdout]     |                  ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/fetch.rs:12:59
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub async fn fetch_data(url: &str, buffer: NamedTempFile, tx: Sender<String>) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                                           ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `initial_data_length`
[INFO] [stdout]    --> src/fetch_data.rs:272:13
[INFO] [stdout]     |
[INFO] [stdout] 272 |         let initial_data_length = self.initial_data_length.take().unwrap();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_data_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `complete_tx`
[INFO] [stdout]    --> src/fetch_data.rs:273:13
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let complete_tx = self.complete_tx.take().unwrap();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_complete_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream_loader_command_rx`
[INFO] [stdout]    --> src/fetch_data.rs:275:40
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (stream_loader_command_tx, stream_loader_command_rx) =
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream_loader_command_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `initial_data_receiver`
[INFO] [stdout]    --> src/fetch_data.rs:336:13
[INFO] [stdout]     |
[INFO] [stdout] 336 |         let initial_data_receiver = AudioFileFetchDataReceiver::new(
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_data_receiver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/player.rs:200:21
[INFO] [stdout]     |
[INFO] [stdout] 200 |                 let mut buffer = NamedTempFile::new().unwrap();
[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: variant is never constructed: `Stop`
[INFO] [stdout]   --> src/player.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Stop,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Paused`
[INFO] [stdout]   --> src/player.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | /     Paused {
[INFO] [stdout] 26 | |         start_of_track: oneshot::Sender<String>,
[INFO] [stdout] 27 | |         end_of_track: oneshot::Sender<()>,
[INFO] [stdout] 28 | |         normalisation_factor: f32,
[INFO] [stdout] 29 | |         // stream_loader_controller: StreamLoaderController,
[INFO] [stdout] 30 | |         bytes_per_second: usize,
[INFO] [stdout] 31 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Playing`
[INFO] [stdout]   --> src/player.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | /     Playing {
[INFO] [stdout] 33 | |         start_of_track: oneshot::Sender<String>,
[INFO] [stdout] 34 | |         end_of_track: oneshot::Sender<()>,
[INFO] [stdout] 35 | |         normalisation_factor: f32,
[INFO] [stdout] 36 | |         // stream_loader_controller: StreamLoaderController,
[INFO] [stdout] 37 | |         bytes_per_second: usize,
[INFO] [stdout] 38 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EndOfTrack`
[INFO] [stdout]   --> src/player.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | /     EndOfTrack {
[INFO] [stdout] 40 | |         url: String,
[INFO] [stdout] 41 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Invalid`
[INFO] [stdout]   --> src/player.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Invalid,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `event_sender`
[INFO] [stdout]   --> src/player.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     event_sender: futures::channel::mpsc::UnboundedSender<PlayerEvent>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Started`
[INFO] [stdout]   --> src/player.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | /     Started {
[INFO] [stdout] 62 | |         track_url: String,
[INFO] [stdout] 63 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Changed`
[INFO] [stdout]   --> src/player.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | /     Changed {
[INFO] [stdout] 66 | |         old_track_url: String,
[INFO] [stdout] 67 | |         new_track_url: String,
[INFO] [stdout] 68 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Stopped`
[INFO] [stdout]   --> src/player.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | /     Stopped {
[INFO] [stdout] 71 | |         track_url: String,
[INFO] [stdout] 72 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stop`
[INFO] [stdout]    --> src/player.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn stop(&self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `start_sink`
[INFO] [stdout]    --> src/player.rs:228:8
[INFO] [stdout]     |
[INFO] [stdout] 228 |     fn start_sink(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send_event`
[INFO] [stdout]    --> src/player.rs:235:8
[INFO] [stdout]     |
[INFO] [stdout] 235 |     fn send_event(&mut self, event: PlayerEvent) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `send_msg`
[INFO] [stdout]   --> src/fetch.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn send_msg(path: &str, tx: Sender<String>) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/range_set.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(start: usize, length: usize) -> Range {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/range_set.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn new() -> RangeSet {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]   --> src/range_set.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]   --> src/range_set.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_range`
[INFO] [stdout]   --> src/range_set.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn get_range(&self, index: usize) -> Range {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter`
[INFO] [stdout]   --> src/range_set.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn iter(&self) -> Iter<Range> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `contains`
[INFO] [stdout]   --> src/range_set.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn contains(&self, value: usize) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `subtract_range`
[INFO] [stdout]    --> src/range_set.rs:153:12
[INFO] [stdout]     |
[INFO] [stdout] 153 |     pub fn subtract_range(&mut self, range: &Range) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `subtract_range_set`
[INFO] [stdout]    --> src/range_set.rs:199:12
[INFO] [stdout]     |
[INFO] [stdout] 199 |     pub fn subtract_range_set(&mut self, other: &RangeSet) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `minus`
[INFO] [stdout]    --> src/range_set.rs:205:12
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub fn minus(&self, other: &RangeSet) -> RangeSet {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `intersection`
[INFO] [stdout]    --> src/range_set.rs:211:12
[INFO] [stdout]     |
[INFO] [stdout] 211 |     pub fn intersection(&self, other: &RangeSet) -> RangeSet {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MINIMUM_DOWNLOAD_SIZE`
[INFO] [stdout]   --> src/fetch_data.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | const MINIMUM_DOWNLOAD_SIZE: usize = 1024 * 16;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INITIAL_DOWNLOAD_SIZE`
[INFO] [stdout]   --> src/fetch_data.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | const INITIAL_DOWNLOAD_SIZE: usize = 1024 * 16;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INITIAL_PING_TIME_ESTIMATE_SECONDS`
[INFO] [stdout]   --> src/fetch_data.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | const INITIAL_PING_TIME_ESTIMATE_SECONDS: f64 = 0.5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAXIMUM_ASSUMED_PING_TIME_SECONDS`
[INFO] [stdout]   --> src/fetch_data.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | const MAXIMUM_ASSUMED_PING_TIME_SECONDS: f64 = 1.5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `READ_AHEAD_BEFORE_PLAYBACK_SECONDS`
[INFO] [stdout]   --> src/fetch_data.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub const READ_AHEAD_BEFORE_PLAYBACK_SECONDS: f64 = 1.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `READ_AHEAD_BEFORE_PLAYBACK_ROUNDTRIPS`
[INFO] [stdout]   --> src/fetch_data.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub const READ_AHEAD_BEFORE_PLAYBACK_ROUNDTRIPS: f64 = 2.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `READ_AHEAD_DURING_PLAYBACK_SECONDS`
[INFO] [stdout]   --> src/fetch_data.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub const READ_AHEAD_DURING_PLAYBACK_SECONDS: f64 = 5.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `READ_AHEAD_DURING_PLAYBACK_ROUNDTRIPS`
[INFO] [stdout]   --> src/fetch_data.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub const READ_AHEAD_DURING_PLAYBACK_ROUNDTRIPS: f64 = 10.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PREFETCH_THRESHOLD_FACTOR`
[INFO] [stdout]   --> src/fetch_data.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | const PREFETCH_THRESHOLD_FACTOR: f64 = 4.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FAST_PREFETCH_THRESHOLD_FACTOR`
[INFO] [stdout]   --> src/fetch_data.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | const FAST_PREFETCH_THRESHOLD_FACTOR: f64 = 1.5;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MAX_PREFETCH_REQUESTS`
[INFO] [stdout]   --> src/fetch_data.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | const MAX_PREFETCH_REQUESTS: usize = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `AudioFile`
[INFO] [stdout]   --> src/fetch_data.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum AudioFile {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `AudioFileOpen`
[INFO] [stdout]   --> src/fetch_data.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub enum AudioFileOpen {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AudioFileOpenStreaming`
[INFO] [stdout]   --> src/fetch_data.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct AudioFileOpenStreaming {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AudioFileStreaming`
[INFO] [stdout]   --> src/fetch_data.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct AudioFileStreaming {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fetch`
[INFO] [stdout]   --> src/fetch_data.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     Fetch(Range),       // signal the stream loader to fetch a range of the file
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RandomAccessMode`
[INFO] [stdout]   --> src/fetch_data.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     RandomAccessMode(), // optimise download strategy for random access
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StreamMode`
[INFO] [stdout]   --> src/fetch_data.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     StreamMode(),       // optimise download strategy for streaming
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Close`
[INFO] [stdout]   --> src/fetch_data.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     Close(),            // terminate and don't load any more data
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `requested`
[INFO] [stdout]   --> src/fetch_data.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     requested: RangeSet,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `downloaded`
[INFO] [stdout]   --> src/fetch_data.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     downloaded: RangeSet,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RandomAccess`
[INFO] [stdout]   --> src/fetch_data.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     RandomAccess(),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Streaming`
[INFO] [stdout]   --> src/fetch_data.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     Streaming(),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `PartialFileData`
[INFO] [stdout]   --> src/fetch_data.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | struct PartialFileData {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ReceivedData`
[INFO] [stdout]   --> src/fetch_data.rs:84:6
[INFO] [stdout]    |
[INFO] [stdout] 84 | enum ReceivedData {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AudioFileFetchDataReceiver`
[INFO] [stdout]   --> src/fetch_data.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | struct AudioFileFetchDataReceiver {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_size`
[INFO] [stdout]    --> src/fetch_data.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     file_size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stream_data_rate`
[INFO] [stdout]    --> src/fetch_data.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     stream_data_rate: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cond`
[INFO] [stdout]    --> src/fetch_data.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 |     cond: Condvar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `download_status`
[INFO] [stdout]    --> src/fetch_data.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     download_status: Mutex<AudioFileDownloadStatus>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `download_strategy`
[INFO] [stdout]    --> src/fetch_data.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     download_strategy: Mutex<DownloadStrategy>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `number_of_open_requests`
[INFO] [stdout]    --> src/fetch_data.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     number_of_open_requests: AtomicUsize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ping_time_ms`
[INFO] [stdout]    --> src/fetch_data.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     ping_time_ms: AtomicUsize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `read_position`
[INFO] [stdout]    --> src/fetch_data.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     read_position: AtomicUsize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]    --> src/fetch_data.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `range_available`
[INFO] [stdout]    --> src/fetch_data.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 |     pub fn range_available(&self, range: Range) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ping_time_ms`
[INFO] [stdout]    --> src/fetch_data.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn ping_time_ms(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send_stream_loader_command`
[INFO] [stdout]    --> src/fetch_data.rs:154:8
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn send_stream_loader_command(&mut self, command: StreamLoaderCommand) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fetch`
[INFO] [stdout]    --> src/fetch_data.rs:161:12
[INFO] [stdout]     |
[INFO] [stdout] 161 |     pub fn fetch(&mut self, range: Range) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fetch_blocking`
[INFO] [stdout]    --> src/fetch_data.rs:166:12
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn fetch_blocking(&mut self, mut range: Range) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fetch_next`
[INFO] [stdout]    --> src/fetch_data.rs:208:12
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub fn fetch_next(&mut self, length: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fetch_next_blocking`
[INFO] [stdout]    --> src/fetch_data.rs:220:12
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn fetch_next_blocking(&mut self, length: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_random_access_mode`
[INFO] [stdout]    --> src/fetch_data.rs:232:12
[INFO] [stdout]     |
[INFO] [stdout] 232 |     pub fn set_random_access_mode(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_stream_mode`
[INFO] [stdout]    --> src/fetch_data.rs:237:12
[INFO] [stdout]     |
[INFO] [stdout] 237 |     pub fn set_stream_mode(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `close`
[INFO] [stdout]    --> src/fetch_data.rs:242:12
[INFO] [stdout]     |
[INFO] [stdout] 242 |     pub fn close(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `finish`
[INFO] [stdout]    --> src/fetch_data.rs:249:8
[INFO] [stdout]     |
[INFO] [stdout] 249 |     fn finish(&mut self, size: usize) -> AudioFileStreaming {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AudioFileFetch`
[INFO] [stdout]    --> src/fetch_data.rs:303:8
[INFO] [stdout]     |
[INFO] [stdout] 303 | struct AudioFileFetch {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/fetch_data.rs:317:8
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn new(
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_download_strategy`
[INFO] [stdout]    --> src/fetch_data.rs:361:8
[INFO] [stdout]     |
[INFO] [stdout] 361 |     fn get_download_strategy(&mut self) -> DownloadStrategy {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `download_range`
[INFO] [stdout]    --> src/fetch_data.rs:365:8
[INFO] [stdout]     |
[INFO] [stdout] 365 |     fn download_range(&mut self, mut offset: usize, mut length: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/fetch_data.rs:421:8
[INFO] [stdout]     |
[INFO] [stdout] 421 |     fn new(
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `finish`
[INFO] [stdout]    --> src/fetch_data.rs:450:8
[INFO] [stdout]     |
[INFO] [stdout] 450 |     fn finish(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/player.rs:204:21
[INFO] [stdout]     |
[INFO] [stdout] 204 |                     fetch_data(&url, buffer, start_tx);
[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/player.rs:204:21
[INFO] [stdout]     |
[INFO] [stdout] 204 |                     fetch_data(&url, buffer, start_tx);
[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/player.rs:215:17
[INFO] [stdout]     |
[INFO] [stdout] 215 |                 self.sink.pause();
[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/player.rs:218:17
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 self.sink.stop();
[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/player.rs:221:17
[INFO] [stdout]     |
[INFO] [stdout] 221 |                 self.sink.start();
[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/player.rs:215:17
[INFO] [stdout]     |
[INFO] [stdout] 215 |                 self.sink.pause();
[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/player.rs:218:17
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 self.sink.stop();
[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/player.rs:221:17
[INFO] [stdout]     |
[INFO] [stdout] 221 |                 self.sink.start();
[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: 102 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 102 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 01s
[INFO] running `Command { std: "docker" "inspect" "252ad82ef5f8fa2d1c522bfd2469db6b166d89dc5872d03c51a43ec32a05be35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "252ad82ef5f8fa2d1c522bfd2469db6b166d89dc5872d03c51a43ec32a05be35", kill_on_drop: false }`
[INFO] [stdout] 252ad82ef5f8fa2d1c522bfd2469db6b166d89dc5872d03c51a43ec32a05be35