[INFO] cloning repository https://github.com/aweinstock314/keyboard-theremin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aweinstock314/keyboard-theremin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faweinstock314%2Fkeyboard-theremin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faweinstock314%2Fkeyboard-theremin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33ce8943948f20a3faf624f70fbc1d999f537d5f
[INFO] checking aweinstock314/keyboard-theremin against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faweinstock314%2Fkeyboard-theremin" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/aweinstock314/keyboard-theremin
[INFO] finished tweaking git repo https://github.com/aweinstock314/keyboard-theremin
[INFO] tweaked toml for git repo https://github.com/aweinstock314/keyboard-theremin written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aweinstock314/keyboard-theremin on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aweinstock314/keyboard-theremin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: binary `keyboard_theremin` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-4-tc1/source/target/.../keyboard_theremin
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `keyboard-theremin`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:8:8
[INFO] [stderr]    |
[INFO] [stderr]  8 - name = "keyboard_theremin"
[INFO] [stderr]  8 + name = "keyboard-theremin"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `keyboard-theremin`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:9:19
[INFO] [stderr]    |
[INFO] [stderr]  9 ~ version = "0.1.0"
[INFO] [stderr] 10 + [[bin]]
[INFO] [stderr] 11 + name = "keyboard-theremin"
[INFO] [stderr] 12 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `keyboard_theremin` (manifest) generated 2 warnings
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smallvec v0.4.4
[INFO] [stderr]   Downloaded glutin v0.9.2
[INFO] [stderr]   Downloaded lazy_static v0.2.9
[INFO] [stderr]   Downloaded x11-dl v2.15.0
[INFO] [stderr]   Downloaded dlib v0.3.1
[INFO] [stderr]   Downloaded target_build_utils v0.3.1
[INFO] [stderr]   Downloaded phf_generator v0.7.21
[INFO] [stderr]   Downloaded bitflags v1.0.0
[INFO] [stderr]   Downloaded core-graphics v0.8.2
[INFO] [stderr]   Downloaded core-foundation v0.4.4
[INFO] [stderr]   Downloaded rustc-demangle v0.1.5
[INFO] [stderr]   Downloaded wayland-sys v0.9.10
[INFO] [stderr]   Downloaded wayland-scanner v0.9.10
[INFO] [stderr]   Downloaded memmap v0.4.0
[INFO] [stderr]   Downloaded wayland-window v0.7.0
[INFO] [stderr]   Downloaded phf_codegen v0.7.21
[INFO] [stderr]   Downloaded phf v0.7.21
[INFO] [stderr]   Downloaded fs2 v0.2.5
[INFO] [stderr]   Downloaded phf_shared v0.7.21
[INFO] [stderr]   Downloaded core-foundation-sys v0.3.1
[INFO] [stderr]   Downloaded core-foundation-sys v0.4.4
[INFO] [stderr]   Downloaded cgl v0.2.1
[INFO] [stderr]   Downloaded siphasher v0.2.2
[INFO] [stderr]   Downloaded fnv v1.0.5
[INFO] [stderr]   Downloaded libloading v0.3.4
[INFO] [stderr]   Downloaded core-foundation v0.3.0
[INFO] [stderr]   Downloaded shared_library v0.1.7
[INFO] [stderr]   Downloaded gl_generator v0.5.5
[INFO] [stderr]   Downloaded gleam v0.4.8
[INFO] [stderr]   Downloaded backtrace v0.3.3
[INFO] [stderr]   Downloaded tempfile v2.2.0
[INFO] [stderr]   Downloaded cpal v0.6.0
[INFO] [stderr]   Downloaded coreaudio-rs v0.7.0
[INFO] [stderr]   Downloaded objc v0.2.2
[INFO] [stderr]   Downloaded cocoa v0.9.2
[INFO] [stderr]   Downloaded serde_json v0.9.10
[INFO] [stderr]   Downloaded wayland-client v0.9.10
[INFO] [stderr]   Downloaded alsa-sys v0.1.1
[INFO] [stderr]   Downloaded wayland-kbd v0.9.1
[INFO] [stderr]   Downloaded cc v1.0.1
[INFO] [stderr]   Downloaded wayland-protocols v0.9.10
[INFO] [stderr]   Downloaded rand v0.3.17
[INFO] [stderr]   Downloaded xml-rs v0.6.2
[INFO] [stderr]   Downloaded serde v0.9.15
[INFO] [stderr]   Downloaded coreaudio-sys v0.1.2
[INFO] [stderr]   Downloaded winit v0.7.6
[INFO] [stderr]   Downloaded backtrace-sys v0.1.15
[INFO] [stderr]   Downloaded khronos_api v1.0.1
[INFO] [stderr]   Downloaded glium v0.17.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a9569e06b15d48e75abe99bde6523a83097cc1ec2c9493fa3f30deaaea16331b
[INFO] running `Command { std: "docker" "start" "a9569e06b15d48e75abe99bde6523a83097cc1ec2c9493fa3f30deaaea16331b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9569e06b15d48e75abe99bde6523a83097cc1ec2c9493fa3f30deaaea16331b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a9569e06b15d48e75abe99bde6523a83097cc1ec2c9493fa3f30deaaea16331b" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9569e06b15d48e75abe99bde6523a83097cc1ec2c9493fa3f30deaaea16331b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a9569e06b15d48e75abe99bde6523a83097cc1ec2c9493fa3f30deaaea16331b" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: binary `keyboard_theremin` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../keyboard_theremin
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `keyboard-theremin`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:8:8
[INFO] [stderr]    |
[INFO] [stderr]  8 - name = "keyboard_theremin"
[INFO] [stderr]  8 + name = "keyboard-theremin"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `keyboard-theremin`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:9:19
[INFO] [stderr]    |
[INFO] [stderr]  9 ~ version = "0.1.0"
[INFO] [stderr] 10 + [[bin]]
[INFO] [stderr] 11 + name = "keyboard-theremin"
[INFO] [stderr] 12 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `keyboard_theremin` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]     Checking libc v0.2.32
[INFO] [stderr]    Compiling bitflags v1.0.0
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]     Checking lazy_static v0.2.9
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling xml-rs v0.6.2
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling rand v0.3.17
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling x11-dl v2.15.0
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]    Compiling cc v1.0.1
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking shared_library v0.1.7
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]    Compiling alsa-sys v0.1.1
[INFO] [stderr]    Compiling wayland-scanner v0.9.10
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling wayland-client v0.9.10
[INFO] [stderr]    Compiling wayland-protocols v0.9.10
[INFO] [stderr]    Compiling backtrace-sys v0.1.15
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]     Checking rustc-demangle v0.1.5
[INFO] [stderr]    Compiling glutin v0.9.2
[INFO] [stderr]    Compiling glium v0.17.1
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking smallvec v0.4.4
[INFO] [stderr]     Checking cpal v0.6.0
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.9.10
[INFO] [stderr]     Checking backtrace v0.3.3
[INFO] [stderr]     Checking wayland-kbd v0.9.1
[INFO] [stderr]     Checking wayland-window v0.7.0
[INFO] [stderr]     Checking winit v0.7.6
[INFO] [stderr]     Checking keyboard_theremin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::u16::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/main.rs:193:73
[INFO] [stdout]     |
[INFO] [stdout] 193 |                     let value = ((next_value() * 0.5 + 0.5) * std::u16::MAX as f32) as u16;
[INFO] [stdout]     |                                                                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::i16::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/main.rs:202:59
[INFO] [stdout]     |
[INFO] [stdout] 202 |                     let value = (next_value() * std::i16::MAX as f32) as i16;
[INFO] [stdout]     |                                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:53:22
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn ui(s: Sender<Note<Fn(f64) -> f64 + Send, Fn(f64, f64) -> f64 + Send>>) {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn ui(s: Sender<Note<dyn Fn(f64) -> f64 + Send, Fn(f64, f64) -> f64 + Send>>) {
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:53:45
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn ui(s: Sender<Note<Fn(f64) -> f64 + Send, Fn(f64, f64) -> f64 + Send>>) {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn ui(s: Sender<Note<Fn(f64) -> f64 + Send, dyn Fn(f64, f64) -> f64 + Send>>) {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:80:36
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     let lfo_f: Box<Fn(f64, f64) -> f64 + Send + 'static> = match lfo {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     let lfo_f: Box<dyn Fn(f64, f64) -> f64 + Send + 'static> = match lfo {
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `play_note` is never used
[INFO] [stdout]   --> src/main.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn play_note<F, G>(Note(n, amplitude, freq, wave, lfo): Note<F,G>) where
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `aplay_player` is never used
[INFO] [stdout]    --> src/main.rs:126:4
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn aplay_player<F, G>(r: Receiver<Note<F, G>>) where
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::u16::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/main.rs:193:73
[INFO] [stdout]     |
[INFO] [stdout] 193 |                     let value = ((next_value() * 0.5 + 0.5) * std::u16::MAX as f32) as u16;
[INFO] [stdout]     |                                                                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::i16::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/main.rs:202:59
[INFO] [stdout]     |
[INFO] [stdout] 202 |                     let value = (next_value() * std::i16::MAX as f32) as i16;
[INFO] [stdout]     |                                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:53:22
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn ui(s: Sender<Note<Fn(f64) -> f64 + Send, Fn(f64, f64) -> f64 + Send>>) {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn ui(s: Sender<Note<dyn Fn(f64) -> f64 + Send, Fn(f64, f64) -> f64 + Send>>) {
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:53:45
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn ui(s: Sender<Note<Fn(f64) -> f64 + Send, Fn(f64, f64) -> f64 + Send>>) {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn ui(s: Sender<Note<Fn(f64) -> f64 + Send, dyn Fn(f64, f64) -> f64 + Send>>) {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:80:36
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     let lfo_f: Box<Fn(f64, f64) -> f64 + Send + 'static> = match lfo {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     let lfo_f: Box<dyn Fn(f64, f64) -> f64 + Send + 'static> = match lfo {
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `play_note` is never used
[INFO] [stdout]   --> src/main.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn play_note<F, G>(Note(n, amplitude, freq, wave, lfo): Note<F,G>) where
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `aplay_player` is never used
[INFO] [stdout]    --> src/main.rs:126:4
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn aplay_player<F, G>(r: Receiver<Note<F, G>>) where
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.91s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0, glutin v0.9.2, winit v0.7.6
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] running `Command { std: "docker" "inspect" "a9569e06b15d48e75abe99bde6523a83097cc1ec2c9493fa3f30deaaea16331b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9569e06b15d48e75abe99bde6523a83097cc1ec2c9493fa3f30deaaea16331b", kill_on_drop: false }`
[INFO] [stdout] a9569e06b15d48e75abe99bde6523a83097cc1ec2c9493fa3f30deaaea16331b
