[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] testing aweinstock314/keyboard-theremin against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faweinstock314%2Fkeyboard-theremin" "/workspace/builds/worker-24/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aweinstock314/keyboard-theremin on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-24/source/Cargo.toml [INFO] crate git repo https://github.com/aweinstock314/keyboard-theremin already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bitflags v1.0.0 [INFO] [stderr] Downloaded cc v1.0.1 [INFO] [stderr] Downloaded x11-dl v2.15.0 [INFO] [stderr] Downloaded xml-rs v0.6.2 [INFO] [stderr] Downloaded backtrace-sys v0.1.15 [INFO] [stderr] Downloaded glium v0.17.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 320df834dc9aeb2be140722a489cef139bc746d5390769ebc9deaa9b1c63a27a [INFO] running `Command { std: "docker" "start" "-a" "320df834dc9aeb2be140722a489cef139bc746d5390769ebc9deaa9b1c63a27a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "320df834dc9aeb2be140722a489cef139bc746d5390769ebc9deaa9b1c63a27a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "320df834dc9aeb2be140722a489cef139bc746d5390769ebc9deaa9b1c63a27a", kill_on_drop: false }` [INFO] [stdout] 320df834dc9aeb2be140722a489cef139bc746d5390769ebc9deaa9b1c63a27a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 252f583eb0d1e256945178fd88b5f6d880ac3adb6cd0e916d6952ac5e8061c8a [INFO] running `Command { std: "docker" "start" "-a" "252f583eb0d1e256945178fd88b5f6d880ac3adb6cd0e916d6952ac5e8061c8a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.32 [INFO] [stderr] Compiling siphasher v0.2.2 [INFO] [stderr] Compiling bitflags v1.0.0 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling serde v0.9.15 [INFO] [stderr] Compiling lazy_static v0.2.9 [INFO] [stderr] Compiling num-traits v0.1.40 [INFO] [stderr] Compiling itoa v0.3.4 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling log v0.3.8 [INFO] [stderr] Compiling khronos_api v1.0.1 [INFO] [stderr] Compiling bitflags v0.9.1 [INFO] [stderr] Compiling cc v1.0.1 [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stderr] Compiling byteorder v1.1.0 [INFO] [stderr] Compiling rustc-demangle v0.1.5 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling smallvec v0.4.4 [INFO] [stderr] Compiling fnv v1.0.5 [INFO] [stderr] Compiling xml-rs v0.6.2 [INFO] [stderr] Compiling phf_shared v0.7.21 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling phf v0.7.21 [INFO] [stderr] Compiling rand v0.3.17 [INFO] [stderr] Compiling shared_library v0.1.7 [INFO] [stderr] Compiling x11-dl v2.15.0 [INFO] [stderr] Compiling alsa-sys v0.1.1 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling wayland-scanner v0.9.10 [INFO] [stderr] Compiling gl_generator v0.5.5 [INFO] [stderr] Compiling fs2 v0.2.5 [INFO] [stderr] Compiling backtrace-sys v0.1.15 [INFO] [stderr] Compiling memmap v0.4.0 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling tempfile v2.2.0 [INFO] [stderr] Compiling cpal v0.6.0 [INFO] [stderr] Compiling wayland-client v0.9.10 [INFO] [stderr] Compiling wayland-protocols v0.9.10 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling glutin v0.9.2 [INFO] [stderr] Compiling glium v0.17.1 [INFO] [stderr] Compiling target_build_utils v0.3.1 [INFO] [stderr] Compiling serde_json v0.9.10 [INFO] [stderr] Compiling backtrace v0.3.3 [INFO] [stderr] Compiling libloading v0.3.4 [INFO] [stderr] Compiling dlib v0.3.1 [INFO] [stderr] Compiling wayland-sys v0.9.10 [INFO] [stderr] Compiling wayland-kbd v0.9.1 [INFO] [stderr] Compiling wayland-window v0.7.0 [INFO] [stderr] Compiling winit v0.7.6 [INFO] [stderr] Compiling keyboard_theremin v0.1.0 (/opt/rustwide/workdir) [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 f64 + Send, Fn(f64, f64) -> f64 + Send>>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 53 - fn ui(s: Sender f64 + Send, Fn(f64, f64) -> f64 + Send>>) { [INFO] [stdout] 53 + fn ui(s: Sender 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 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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 53 - fn ui(s: Sender f64 + Send, Fn(f64, f64) -> f64 + Send>>) { [INFO] [stdout] 53 + fn ui(s: Sender 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 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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 80 - let lfo_f: Box f64 + Send + 'static> = match lfo { [INFO] [stdout] 80 + let lfo_f: Box f64 + Send + 'static> = match lfo { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `play_note` [INFO] [stdout] --> src/main.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn play_note(Note(n, amplitude, freq, wave, lfo): Note) where [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `aplay_player` [INFO] [stdout] --> src/main.rs:126:4 [INFO] [stdout] | [INFO] [stdout] 126 | fn aplay_player(r: Receiver>) where [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 38s [INFO] running `Command { std: "docker" "inspect" "252f583eb0d1e256945178fd88b5f6d880ac3adb6cd0e916d6952ac5e8061c8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "252f583eb0d1e256945178fd88b5f6d880ac3adb6cd0e916d6952ac5e8061c8a", kill_on_drop: false }` [INFO] [stdout] 252f583eb0d1e256945178fd88b5f6d880ac3adb6cd0e916d6952ac5e8061c8a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b56ba2629894c3ebea009d48de69fb68ee530f4d100f643c1ca6ee833a9e2b3e [INFO] running `Command { std: "docker" "start" "-a" "b56ba2629894c3ebea009d48de69fb68ee530f4d100f643c1ca6ee833a9e2b3e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling keyboard_theremin v0.1.0 (/opt/rustwide/workdir) [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 f64 + Send, Fn(f64, f64) -> f64 + Send>>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 53 - fn ui(s: Sender f64 + Send, Fn(f64, f64) -> f64 + Send>>) { [INFO] [stdout] 53 + fn ui(s: Sender 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 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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 53 - fn ui(s: Sender f64 + Send, Fn(f64, f64) -> f64 + Send>>) { [INFO] [stdout] 53 + fn ui(s: Sender 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 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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 80 - let lfo_f: Box f64 + Send + 'static> = match lfo { [INFO] [stdout] 80 + let lfo_f: Box f64 + Send + 'static> = match lfo { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `play_note` [INFO] [stdout] --> src/main.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn play_note(Note(n, amplitude, freq, wave, lfo): Note) where [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `aplay_player` [INFO] [stdout] --> src/main.rs:126:4 [INFO] [stdout] | [INFO] [stdout] 126 | fn aplay_player(r: Receiver>) where [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.40s [INFO] running `Command { std: "docker" "inspect" "b56ba2629894c3ebea009d48de69fb68ee530f4d100f643c1ca6ee833a9e2b3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b56ba2629894c3ebea009d48de69fb68ee530f4d100f643c1ca6ee833a9e2b3e", kill_on_drop: false }` [INFO] [stdout] b56ba2629894c3ebea009d48de69fb68ee530f4d100f643c1ca6ee833a9e2b3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2bfa7abe6ccae19e298767c42f1b0673e17251a1c5ed81f3607a0d2a34c67512 [INFO] running `Command { std: "docker" "start" "-a" "2bfa7abe6ccae19e298767c42f1b0673e17251a1c5ed81f3607a0d2a34c67512", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:53:22 [INFO] [stderr] | [INFO] [stderr] 53 | fn ui(s: Sender f64 + Send, Fn(f64, f64) -> f64 + Send>>) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 53 - fn ui(s: Sender f64 + Send, Fn(f64, f64) -> f64 + Send>>) { [INFO] [stderr] 53 + fn ui(s: Sender f64 + Send, Fn(f64, f64) -> f64 + Send>>) { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:53:45 [INFO] [stderr] | [INFO] [stderr] 53 | fn ui(s: Sender f64 + Send, Fn(f64, f64) -> f64 + Send>>) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 53 - fn ui(s: Sender f64 + Send, Fn(f64, f64) -> f64 + Send>>) { [INFO] [stderr] 53 + fn ui(s: Sender f64 + Send, dyn Fn(f64, f64) -> f64 + Send>>) { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:80:36 [INFO] [stderr] | [INFO] [stderr] 80 | let lfo_f: Box f64 + Send + 'static> = match lfo { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 80 - let lfo_f: Box f64 + Send + 'static> = match lfo { [INFO] [stderr] 80 + let lfo_f: Box f64 + Send + 'static> = match lfo { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: function is never used: `play_note` [INFO] [stderr] --> src/main.rs:26:4 [INFO] [stderr] | [INFO] [stderr] 26 | fn play_note(Note(n, amplitude, freq, wave, lfo): Note) where [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `aplay_player` [INFO] [stderr] --> src/main.rs:126:4 [INFO] [stderr] | [INFO] [stderr] 126 | fn aplay_player(r: Receiver>) where [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `keyboard_theremin` (bin "keyboard_theremin" test) generated 5 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/keyboard_theremin-84465b317c6fc25d) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2bfa7abe6ccae19e298767c42f1b0673e17251a1c5ed81f3607a0d2a34c67512", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bfa7abe6ccae19e298767c42f1b0673e17251a1c5ed81f3607a0d2a34c67512", kill_on_drop: false }` [INFO] [stdout] 2bfa7abe6ccae19e298767c42f1b0673e17251a1c5ed81f3607a0d2a34c67512