[INFO] cloning repository https://github.com/bpostlethwaite/spectrak
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bpostlethwaite/spectrak" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpostlethwaite%2Fspectrak", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpostlethwaite%2Fspectrak'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 77604038f57c30ef277cbce2f9300210c00e8eab
[INFO] checking bpostlethwaite/spectrak against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpostlethwaite%2Fspectrak" "/workspace/builds/worker-59/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-59/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bpostlethwaite/spectrak on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bpostlethwaite/spectrak
[INFO] finished tweaking git repo https://github.com/bpostlethwaite/spectrak
[INFO] tweaked toml for git repo https://github.com/bpostlethwaite/spectrak written to /workspace/builds/worker-59/source/Cargo.toml
[INFO] crate git repo https://github.com/bpostlethwaite/spectrak already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf882003cdd625fd8e96b7cae91253e075dde29497d87c264dff3b0f75085b44
[INFO] running `Command { std: "docker" "start" "-a" "bf882003cdd625fd8e96b7cae91253e075dde29497d87c264dff3b0f75085b44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf882003cdd625fd8e96b7cae91253e075dde29497d87c264dff3b0f75085b44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf882003cdd625fd8e96b7cae91253e075dde29497d87c264dff3b0f75085b44", kill_on_drop: false }`
[INFO] [stdout] bf882003cdd625fd8e96b7cae91253e075dde29497d87c264dff3b0f75085b44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31ce8ebcf1a32a6aa2a0419c7fc932b7b27a616c38cada2f1bd683fdae0df537
[INFO] running `Command { std: "docker" "start" "-a" "31ce8ebcf1a32a6aa2a0419c7fc932b7b27a616c38cada2f1bd683fdae0df537", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   libc v0.2.94 (as host dependency): extra_traits
[INFO] [stderr] 
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling xml-rs v0.8.3
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[INFO] [stderr]    Compiling quote v1.0.9
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[INFO] [stderr]     Checking transpose v0.2.1
[INFO] [stderr]     Checking primal-check v0.3.1
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
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[INFO] [stderr]    Compiling glium v0.29.1
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[INFO] [stderr]    Compiling xcb v0.9.0
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[INFO] [stderr]     Checking egui v0.11.0 (https://github.com/emilk/egui?branch=master#29668b51)
[INFO] [stderr]     Checking epi v0.11.0 (https://github.com/emilk/egui?branch=master#29668b51)
[INFO] [stderr]     Checking wayland-commons v0.28.5
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking wayland-cursor v0.28.5
[INFO] [stderr]     Checking wayland-egl v0.28.5
[INFO] [stderr]     Checking realfft v2.0.1
[INFO] [stderr]     Checking x11-clipboard v0.5.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking winit v0.24.0
[INFO] [stderr]     Checking smithay-clipboard v0.6.3
[INFO] [stderr]     Checking copypasta v0.7.1
[INFO] [stderr]     Checking glutin v0.26.0
[INFO] [stderr]     Checking egui_glium v0.11.0 (https://github.com/emilk/egui?branch=master#29668b51)
[INFO] [stderr]     Checking spectrak v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/main.rs (7 fixes)
[INFO] [stderr]        Fixed src/lib/app.rs (4 fixes)
[INFO] [stderr]        Fixed src/lib/spectrograph.rs (1 fix)
[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 `#[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: variant is never constructed: `Tick`
[INFO] [stdout]   --> src/lib/common.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Tick(Vec<f32>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fft_used_buff_size`
[INFO] [stdout]   --> src/lib/controllers.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn fft_used_buff_size(fft_size: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_client`
[INFO] [stdout]   --> src/lib/controllers.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn make_client<T>(
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/controllers.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fft_size`
[INFO] [stdout]    --> src/lib/controllers.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fft_size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/lib/controllers.rs:144:12
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run`
[INFO] [stdout]    --> src/lib/controllers.rs:190:8
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn run(
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/lib/controllers.rs:282:12
[INFO] [stdout]     |
[INFO] [stdout] 282 |     pub fn new() -> PlaybackSystem<'a> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SCREEN_WIDTH`
[INFO] [stdout]   --> src/lib/spectrograph.rs:81:1
[INFO] [stdout]    |
[INFO] [stdout] 81 | const SCREEN_WIDTH: u32 = 1024;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SCREEN_HEIGHT`
[INFO] [stdout]   --> src/lib/spectrograph.rs:82:1
[INFO] [stdout]    |
[INFO] [stdout] 82 | const SCREEN_HEIGHT: u32 = 768;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/lib/spectrograph.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     width: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tex_height`
[INFO] [stdout]   --> src/lib/spectrograph.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     tex_height: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Tick`
[INFO] [stdout]   --> src/lib/common.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Tick(Vec<f32>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fft_used_buff_size`
[INFO] [stdout]   --> src/lib/controllers.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn fft_used_buff_size(fft_size: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_client`
[INFO] [stdout]   --> src/lib/controllers.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn make_client<T>(
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/controllers.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fft_size`
[INFO] [stdout]    --> src/lib/controllers.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fft_size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/lib/controllers.rs:144:12
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run`
[INFO] [stdout]    --> src/lib/controllers.rs:190:8
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn run(
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/lib/controllers.rs:282:12
[INFO] [stdout]     |
[INFO] [stdout] 282 |     pub fn new() -> PlaybackSystem<'a> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SCREEN_WIDTH`
[INFO] [stdout]   --> src/lib/spectrograph.rs:81:1
[INFO] [stdout]    |
[INFO] [stdout] 81 | const SCREEN_WIDTH: u32 = 1024;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SCREEN_HEIGHT`
[INFO] [stdout]   --> src/lib/spectrograph.rs:82:1
[INFO] [stdout]    |
[INFO] [stdout] 82 | const SCREEN_HEIGHT: u32 = 768;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/lib/spectrograph.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     width: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tex_height`
[INFO] [stdout]   --> src/lib/spectrograph.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     tex_height: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking x11-clipboard v0.5.1
[INFO] [stderr]     Checking copypasta v0.7.1
[INFO] [stderr]     Checking egui_glium v0.11.0 (https://github.com/emilk/egui?branch=master#29668b51)
[INFO] [stderr]     Checking spectrak v0.1.0 (/tmp/fixit)
[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 `#[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: variant is never constructed: `Tick`
[INFO] [stdout]   --> src/lib/common.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Tick(Vec<f32>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fft_used_buff_size`
[INFO] [stdout]   --> src/lib/controllers.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn fft_used_buff_size(fft_size: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_client`
[INFO] [stdout]   --> src/lib/controllers.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn make_client<T>(
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/controllers.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fft_size`
[INFO] [stdout]    --> src/lib/controllers.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fft_size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/lib/controllers.rs:144:12
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run`
[INFO] [stdout]    --> src/lib/controllers.rs:190:8
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn run(
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/lib/controllers.rs:282:12
[INFO] [stdout]     |
[INFO] [stdout] 282 |     pub fn new() -> PlaybackSystem<'a> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SCREEN_WIDTH`
[INFO] [stdout]   --> src/lib/spectrograph.rs:81:1
[INFO] [stdout]    |
[INFO] [stdout] 81 | const SCREEN_WIDTH: u32 = 1024;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SCREEN_HEIGHT`
[INFO] [stdout]   --> src/lib/spectrograph.rs:82:1
[INFO] [stdout]    |
[INFO] [stdout] 82 | const SCREEN_HEIGHT: u32 = 768;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/lib/spectrograph.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     width: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tex_height`
[INFO] [stdout]   --> src/lib/spectrograph.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     tex_height: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Tick`
[INFO] [stdout]   --> src/lib/common.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Tick(Vec<f32>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fft_used_buff_size`
[INFO] [stdout]   --> src/lib/controllers.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn fft_used_buff_size(fft_size: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_client`
[INFO] [stdout]   --> src/lib/controllers.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn make_client<T>(
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/controllers.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fft_size`
[INFO] [stdout]    --> src/lib/controllers.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fft_size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/lib/controllers.rs:144:12
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run`
[INFO] [stdout]    --> src/lib/controllers.rs:190:8
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn run(
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/lib/controllers.rs:282:12
[INFO] [stdout]     |
[INFO] [stdout] 282 |     pub fn new() -> PlaybackSystem<'a> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SCREEN_WIDTH`
[INFO] [stdout]   --> src/lib/spectrograph.rs:81:1
[INFO] [stdout]    |
[INFO] [stdout] 81 | const SCREEN_WIDTH: u32 = 1024;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SCREEN_HEIGHT`
[INFO] [stdout]   --> src/lib/spectrograph.rs:82:1
[INFO] [stdout]    |
[INFO] [stdout] 82 | const SCREEN_HEIGHT: u32 = 768;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/lib/spectrograph.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     width: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tex_height`
[INFO] [stdout]   --> src/lib/spectrograph.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     tex_height: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.69s
[INFO] running `Command { std: "docker" "inspect" "31ce8ebcf1a32a6aa2a0419c7fc932b7b27a616c38cada2f1bd683fdae0df537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ce8ebcf1a32a6aa2a0419c7fc932b7b27a616c38cada2f1bd683fdae0df537", kill_on_drop: false }`
[INFO] [stdout] 31ce8ebcf1a32a6aa2a0419c7fc932b7b27a616c38cada2f1bd683fdae0df537