[INFO] cloning repository https://github.com/audiodog301/learning [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/audiodog301/learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faudiodog301%2Flearning", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faudiodog301%2Flearning'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5e8613f7118f23291f14690f1d7843e5ce2a6d4e [INFO] testing audiodog301/learning against master#0e21a27075a8c508f00d1a4430497f17ce93d5c9 for pr-98839 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faudiodog301%2Flearning" "/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/audiodog301/learning on toolchain 0e21a27075a8c508f00d1a4430497f17ce93d5c9 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/audiodog301/learning [INFO] finished tweaking git repo https://github.com/audiodog301/learning [INFO] tweaked toml for git repo https://github.com/audiodog301/learning written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/audiodog301/learning already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded iced_winit v0.2.0 [INFO] [stderr] Downloaded iced_futures v0.2.0 [INFO] [stderr] Downloaded iced_core v0.3.0 [INFO] [stderr] Downloaded iced_style v0.2.0 [INFO] [stderr] Downloaded wayland-client v0.28.2 [INFO] [stderr] Downloaded iced_web v0.3.0 [INFO] [stderr] Downloaded glyph_brush_draw_cache v0.1.3 [INFO] [stderr] Downloaded clipboard_x11 v0.1.0 [INFO] [stderr] Downloaded spirv_cross v0.22.1 [INFO] [stderr] Downloaded iced_native v0.3.0 [INFO] [stderr] Downloaded ttf-parser v0.8.3 [INFO] [stderr] Downloaded coreaudio-sys v0.2.7 [INFO] [stderr] Downloaded wayland-scanner v0.28.2 [INFO] [stderr] Downloaded wayland-sys v0.28.2 [INFO] [stderr] Downloaded iced_wgpu v0.3.0 [INFO] [stderr] Downloaded window_clipboard v0.1.3 [INFO] [stderr] Downloaded wayland-cursor v0.28.2 [INFO] [stderr] Downloaded iced_graphics v0.1.0 [INFO] [stderr] Downloaded smithay-clipboard v0.6.1 [INFO] [stderr] Downloaded wayland-protocols v0.28.2 [INFO] [stderr] Downloaded clipboard_wayland v0.1.2 [INFO] [stderr] Downloaded wayland-commons v0.28.2 [INFO] [stderr] Downloaded wgpu_glyph v0.10.0 [INFO] [stderr] Downloaded glyph_brush v0.7.0 [INFO] [stderr] Downloaded smithay-client-toolkit v0.12.0 [INFO] [stderr] Downloaded iced v0.2.0 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 04b8e196bc1905f26a59eafb13b208d0d78453f1d6f7d20378490216d8d81279 [INFO] running `Command { std: "docker" "start" "-a" "04b8e196bc1905f26a59eafb13b208d0d78453f1d6f7d20378490216d8d81279", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "04b8e196bc1905f26a59eafb13b208d0d78453f1d6f7d20378490216d8d81279", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04b8e196bc1905f26a59eafb13b208d0d78453f1d6f7d20378490216d8d81279", kill_on_drop: false }` [INFO] [stdout] 04b8e196bc1905f26a59eafb13b208d0d78453f1d6f7d20378490216d8d81279 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d76d85397749044ca22ed63e448dbec84c74384bee9c97e5f58d6cc07e64031c [INFO] running `Command { std: "docker" "start" "-a" "d76d85397749044ca22ed63e448dbec84c74384bee9c97e5f58d6cc07e64031c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling syn v1.0.53 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling smallvec v1.5.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling ab_glyph_rasterizer 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[stderr] Compiling gfx-memory v0.2.2 [INFO] [stderr] Compiling gfx-backend-empty v0.6.0 [INFO] [stderr] Compiling gfx-descriptor v0.2.0 [INFO] [stderr] Compiling alsa v0.4.3 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling twox-hash v1.6.0 [INFO] [stderr] Compiling glyph_brush_draw_cache v0.1.3 [INFO] [stderr] Compiling glyph_brush v0.7.0 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling futures-macro v0.3.8 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Compiling bytemuck_derive v1.0.1 [INFO] [stderr] Compiling zerocopy-derive v0.2.0 [INFO] [stderr] Compiling freetype v0.4.1 [INFO] [stderr] Compiling servo-fontconfig v0.4.0 [INFO] [stderr] Compiling font-kit v0.8.0 [INFO] [stderr] Compiling bytemuck v1.4.1 [INFO] [stderr] Compiling wayland-cursor v0.28.2 [INFO] [stderr] Compiling pin-project v1.0.2 [INFO] [stderr] Compiling thiserror v1.0.22 [INFO] [stderr] Compiling zerocopy v0.3.0 [INFO] [stderr] Compiling naga v0.2.0 [INFO] [stderr] Compiling futures-util v0.3.8 [INFO] [stderr] Compiling clipboard_x11 v0.1.0 [INFO] [stderr] Compiling smithay-client-toolkit v0.12.0 [INFO] [stderr] Compiling wgpu-core v0.6.5 [INFO] [stderr] Compiling smithay-clipboard v0.6.1 [INFO] [stderr] Compiling clipboard_wayland v0.1.2 [INFO] [stderr] Compiling window_clipboard v0.1.3 [INFO] [stderr] Compiling futures-executor v0.3.8 [INFO] [stderr] Compiling futures v0.3.8 [INFO] [stderr] Compiling iced_futures v0.2.0 [INFO] [stderr] Compiling iced_native v0.3.0 [INFO] [stderr] Compiling iced_graphics v0.1.0 [INFO] [stderr] Compiling wgpu v0.6.2 [INFO] [stderr] Compiling iced_winit v0.2.0 [INFO] [stderr] Compiling wgpu_glyph v0.10.0 [INFO] [stderr] Compiling iced_wgpu v0.3.0 [INFO] [stderr] Compiling iced v0.2.0 [INFO] [stderr] Compiling learning v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:164:5 [INFO] [stdout] | [INFO] [stdout] 162 | loop {} [INFO] [stdout] | ------- any code following this expression is unreachable [INFO] [stdout] 163 | [INFO] [stdout] 164 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sample_rate` [INFO] [stdout] --> src/main.rs:141:9 [INFO] [stdout] | [INFO] [stdout] 141 | let sample_rate = config.sample_rate.0 as f32; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample_rate` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Voice` is never constructed [INFO] [stdout] --> src/main.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | struct Voice { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Poly` is never constructed [INFO] [stdout] --> src/main.rs:58:8 [INFO] [stdout] | [INFO] [stdout] 58 | struct Poly { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `set_frequency` is never used [INFO] [stdout] --> src/main.rs:16:6 [INFO] [stdout] | [INFO] [stdout] 16 | fn set_frequency(&mut self, freq: &f32) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `note_on` is never used [INFO] [stdout] --> src/main.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | fn note_on(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `note_off` is never used [INFO] [stdout] --> src/main.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | fn note_off(&mut self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `set_freq` is never used [INFO] [stdout] --> src/main.rs:52:8 [INFO] [stdout] | [INFO] [stdout] 52 | fn set_freq(&mut self, freq: &f32) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `next_sample` is never used [INFO] [stdout] --> src/main.rs:66:8 [INFO] [stdout] | [INFO] [stdout] 66 | fn next_sample(&mut self) -> f32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new_note` is never used [INFO] [stdout] --> src/main.rs:73:8 [INFO] [stdout] | [INFO] [stdout] 73 | fn new_note(&mut self, frequency: &f32) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 20s [INFO] running `Command { std: "docker" "inspect" "d76d85397749044ca22ed63e448dbec84c74384bee9c97e5f58d6cc07e64031c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d76d85397749044ca22ed63e448dbec84c74384bee9c97e5f58d6cc07e64031c", kill_on_drop: false }` [INFO] [stdout] d76d85397749044ca22ed63e448dbec84c74384bee9c97e5f58d6cc07e64031c [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 282751a636e6b2be886c0087ecb3237c397ee547d8186821e6d68117821fa015 [INFO] running `Command { std: "docker" "start" "-a" "282751a636e6b2be886c0087ecb3237c397ee547d8186821e6d68117821fa015", kill_on_drop: false }` [INFO] [stderr] Compiling learning v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:164:5 [INFO] [stdout] | [INFO] [stdout] 162 | loop {} [INFO] [stdout] | ------- any code following this expression is unreachable [INFO] [stdout] 163 | [INFO] [stdout] 164 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sample_rate` [INFO] [stdout] --> src/main.rs:141:9 [INFO] [stdout] | [INFO] [stdout] 141 | let sample_rate = config.sample_rate.0 as f32; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample_rate` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Voice` is never constructed [INFO] [stdout] --> src/main.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | struct Voice { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Poly` is never constructed [INFO] [stdout] --> src/main.rs:58:8 [INFO] [stdout] | [INFO] [stdout] 58 | struct Poly { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `set_frequency` is never used [INFO] [stdout] --> src/main.rs:16:6 [INFO] [stdout] | [INFO] [stdout] 16 | fn set_frequency(&mut self, freq: &f32) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `note_on` is never used [INFO] [stdout] --> src/main.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | fn note_on(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `note_off` is never used [INFO] [stdout] --> src/main.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | fn note_off(&mut self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `set_freq` is never used [INFO] [stdout] --> src/main.rs:52:8 [INFO] [stdout] | [INFO] [stdout] 52 | fn set_freq(&mut self, freq: &f32) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `next_sample` is never used [INFO] [stdout] --> src/main.rs:66:8 [INFO] [stdout] | [INFO] [stdout] 66 | fn next_sample(&mut self) -> f32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new_note` is never used [INFO] [stdout] --> src/main.rs:73:8 [INFO] [stdout] | [INFO] [stdout] 73 | fn new_note(&mut self, frequency: &f32) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.04s [INFO] running `Command { std: "docker" "inspect" "282751a636e6b2be886c0087ecb3237c397ee547d8186821e6d68117821fa015", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "282751a636e6b2be886c0087ecb3237c397ee547d8186821e6d68117821fa015", kill_on_drop: false }` [INFO] [stdout] 282751a636e6b2be886c0087ecb3237c397ee547d8186821e6d68117821fa015 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7999efdd8d5cea13323fbcdec7f199bf2b0e0f44d027c24ae799c93037895d74 [INFO] running `Command { std: "docker" "start" "-a" "7999efdd8d5cea13323fbcdec7f199bf2b0e0f44d027c24ae799c93037895d74", kill_on_drop: false }` [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:164:5 [INFO] [stderr] | [INFO] [stderr] 162 | loop {} [INFO] [stderr] | ------- any code following this expression is unreachable [INFO] [stderr] 163 | [INFO] [stderr] 164 | Ok(()) [INFO] [stderr] | ^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sample_rate` [INFO] [stderr] --> src/main.rs:141:9 [INFO] [stderr] | [INFO] [stderr] 141 | let sample_rate = config.sample_rate.0 as f32; [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample_rate` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct `Voice` is never constructed [INFO] [stderr] --> src/main.rs:39:8 [INFO] [stderr] | [INFO] [stderr] 39 | struct Voice { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct `Poly` is never constructed [INFO] [stderr] --> src/main.rs:58:8 [INFO] [stderr] | [INFO] [stderr] 58 | struct Poly { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `set_frequency` is never used [INFO] [stderr] --> src/main.rs:16:6 [INFO] [stderr] | [INFO] [stderr] 16 | fn set_frequency(&mut self, freq: &f32) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `note_on` is never used [INFO] [stderr] --> src/main.rs:46:8 [INFO] [stderr] | [INFO] [stderr] 46 | fn note_on(&mut self) { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `note_off` is never used [INFO] [stderr] --> src/main.rs:49:8 [INFO] [stderr] | [INFO] [stderr] 49 | fn note_off(&mut self) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `set_freq` is never used [INFO] [stderr] --> src/main.rs:52:8 [INFO] [stderr] | [INFO] [stderr] 52 | fn set_freq(&mut self, freq: &f32) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `next_sample` is never used [INFO] [stderr] --> src/main.rs:66:8 [INFO] [stderr] | [INFO] [stderr] 66 | fn next_sample(&mut self) -> f32 { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new_note` is never used [INFO] [stderr] --> src/main.rs:73:8 [INFO] [stderr] | [INFO] [stderr] 73 | fn new_note(&mut self, frequency: &f32) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `learning` (bin "learning" test) generated 10 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.19s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/learning-99cd47ae1e2c0e59) [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" "7999efdd8d5cea13323fbcdec7f199bf2b0e0f44d027c24ae799c93037895d74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7999efdd8d5cea13323fbcdec7f199bf2b0e0f44d027c24ae799c93037895d74", kill_on_drop: false }` [INFO] [stdout] 7999efdd8d5cea13323fbcdec7f199bf2b0e0f44d027c24ae799c93037895d74