[INFO] cloning repository https://github.com/aciddm3/simple_midi_synth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aciddm3/simple_midi_synth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faciddm3%2Fsimple_midi_synth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faciddm3%2Fsimple_midi_synth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca9083a225125ae88e2a741768139048daca453c
[INFO] testing aciddm3/simple_midi_synth against 1.97.0-beta.6 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faciddm3%2Fsimple_midi_synth" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/aciddm3/simple_midi_synth
[INFO] finished tweaking git repo https://github.com/aciddm3/simple_midi_synth
[INFO] tweaked toml for git repo https://github.com/aciddm3/simple_midi_synth written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aciddm3/simple_midi_synth on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aciddm3/simple_midi_synth 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/robbert-vdh/nih-plug`
[INFO] [stderr]     Updating git repository `https://github.com/nicokoch/reflink.git`
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[INFO] [stderr]     Updating git repository `https://github.com/micahrj/clap-sys.git`
[INFO] [stderr]     Updating git repository `https://github.com/robbert-vdh/vst3-sys.git`
[INFO] [stderr]     Updating git repository `https://github.com/RustAudio/baseview.git`
[INFO] [stderr]     Updating git repository `https://github.com/BillyDM/egui-baseview.git`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 42a3e2cca0f2bd0a806ca414fd54dafe82131b5c1f31ebff2ea721be88e230ef
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[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" "42a3e2cca0f2bd0a806ca414fd54dafe82131b5c1f31ebff2ea721be88e230ef" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42a3e2cca0f2bd0a806ca414fd54dafe82131b5c1f31ebff2ea721be88e230ef", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "42a3e2cca0f2bd0a806ca414fd54dafe82131b5c1f31ebff2ea721be88e230ef" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde v1.0.228
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[INFO] [stderr]    Compiling vst3-com-macros v0.2.0 (https://github.com/robbert-vdh/vst3-sys.git?branch=fix%2Fdrop-box-from-raw#b3ff4d77)
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[INFO] [stderr]    Compiling vst3-com v0.1.0 (https://github.com/robbert-vdh/vst3-sys.git?branch=fix%2Fdrop-box-from-raw#b3ff4d77)
[INFO] [stderr]    Compiling vst3-sys v0.1.0 (https://github.com/robbert-vdh/vst3-sys.git?branch=fix%2Fdrop-box-from-raw#b3ff4d77)
[INFO] [stderr]    Compiling nih_plug v0.0.0 (https://github.com/robbert-vdh/nih-plug#28b149ec)
[INFO] [stderr]    Compiling x11-clipboard v0.9.3
[INFO] [stderr]    Compiling baseview v0.1.0 (https://github.com/RustAudio/baseview.git?rev=9a0b42c09d712777b2edb4c5e0cb6baf21e988f0#9a0b42c0)
[INFO] [stderr]    Compiling copypasta v0.10.2
[INFO] [stderr]    Compiling egui_glow v0.31.1
[INFO] [stderr]    Compiling egui-baseview v0.5.0 (https://github.com/BillyDM/egui-baseview.git?rev=ec70c3fe6b2f070dcacbc22924431edbe24bd1c0#ec70c3fe)
[INFO] [stderr]    Compiling nih_plug_egui v0.0.0 (https://github.com/robbert-vdh/nih-plug#28b149ec)
[INFO] [stderr]    Compiling aciddm3_simple_monophonic_synth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Knob`
[INFO] [stdout]   --> src/gui/mod.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |         knob::{Knob, param_knob::ParamKnob},
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/gui/adsr_graph.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |         painter.line(points, Stroke::new(2.0, Color32::RED));
[INFO] [stdout]    |                                          ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout]    = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/gui/adsr_graph.rs:50:41
[INFO] [stdout]    |
[INFO] [stdout] 50 |             painter.line(s, Stroke::new(2.0, Color32::from_rgba_unmultiplied(255, 255, 255, 64)));
[INFO] [stdout]    |                                         ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/gui/knob/param_knob.rs:52:65
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 .circle_stroke(center, knob_radius, Stroke::new(0.6, self.color));
[INFO] [stdout]    |                                                                 ^^^ help: explicitly specify the type as `f32`: `0.6_f32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/gui/knob/mod.rs:39:65
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 .circle_stroke(center, knob_radius, Stroke::new(0.6, self.color));
[INFO] [stdout]    |                                                                 ^^^ help: explicitly specify the type as `f32`: `0.6_f32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_gate` is never used
[INFO] [stdout]   --> src/adsr.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Adsr {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn set_gate(&mut self, gate_val: bool) {
[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 `pereodic_func_from_vec` is never used
[INFO] [stdout]   --> src/oscillator.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn pereodic_func_from_vec(table: &Vec<f32>, x: f32) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HarmonicParameters` is never constructed
[INFO] [stdout]   --> src/oscillator.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub struct HarmonicParameters {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HarmonicOscilator` is never constructed
[INFO] [stdout]   --> src/oscillator.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub struct HarmonicOscilator {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `step`, `reset`, `get_value`, and `new` are never used
[INFO] [stdout]    --> src/oscillator.rs:94:12
[INFO] [stdout]     |
[INFO] [stdout]  93 | impl HarmonicOscilator {
[INFO] [stdout]     | ---------------------- associated items in this implementation
[INFO] [stdout]  94 |     pub fn step(&mut self, step: f32) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  99 |     pub fn reset(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     pub fn get_value(&self) -> f32 {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `value_from_harmonics` is never used
[INFO] [stdout]    --> src/oscillator.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub fn value_from_harmonics(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.72s
[INFO] running `Command { std: "docker" "inspect" "42a3e2cca0f2bd0a806ca414fd54dafe82131b5c1f31ebff2ea721be88e230ef", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "42a3e2cca0f2bd0a806ca414fd54dafe82131b5c1f31ebff2ea721be88e230ef" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling aciddm3_simple_monophonic_synth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Knob`
[INFO] [stdout]   --> src/gui/mod.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |         knob::{Knob, param_knob::ParamKnob},
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/gui/adsr_graph.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |         painter.line(points, Stroke::new(2.0, Color32::RED));
[INFO] [stdout]    |                                          ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout]    = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/gui/adsr_graph.rs:50:41
[INFO] [stdout]    |
[INFO] [stdout] 50 |             painter.line(s, Stroke::new(2.0, Color32::from_rgba_unmultiplied(255, 255, 255, 64)));
[INFO] [stdout]    |                                         ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/gui/knob/param_knob.rs:52:65
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 .circle_stroke(center, knob_radius, Stroke::new(0.6, self.color));
[INFO] [stdout]    |                                                                 ^^^ help: explicitly specify the type as `f32`: `0.6_f32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/gui/knob/mod.rs:39:65
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 .circle_stroke(center, knob_radius, Stroke::new(0.6, self.color));
[INFO] [stdout]    |                                                                 ^^^ help: explicitly specify the type as `f32`: `0.6_f32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_gate` is never used
[INFO] [stdout]   --> src/adsr.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Adsr {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn set_gate(&mut self, gate_val: bool) {
[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 `pereodic_func_from_vec` is never used
[INFO] [stdout]   --> src/oscillator.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn pereodic_func_from_vec(table: &Vec<f32>, x: f32) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HarmonicParameters` is never constructed
[INFO] [stdout]   --> src/oscillator.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub struct HarmonicParameters {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HarmonicOscilator` is never constructed
[INFO] [stdout]   --> src/oscillator.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub struct HarmonicOscilator {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `step`, `reset`, `get_value`, and `new` are never used
[INFO] [stdout]    --> src/oscillator.rs:94:12
[INFO] [stdout]     |
[INFO] [stdout]  93 | impl HarmonicOscilator {
[INFO] [stdout]     | ---------------------- associated items in this implementation
[INFO] [stdout]  94 |     pub fn step(&mut self, step: f32) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  99 |     pub fn reset(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     pub fn get_value(&self) -> f32 {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `value_from_harmonics` is never used
[INFO] [stdout]    --> src/oscillator.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub fn value_from_harmonics(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.98s
[INFO] running `Command { std: "docker" "inspect" "42a3e2cca0f2bd0a806ca414fd54dafe82131b5c1f31ebff2ea721be88e230ef", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "42a3e2cca0f2bd0a806ca414fd54dafe82131b5c1f31ebff2ea721be88e230ef" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Knob`
[INFO] [stderr]   --> src/gui/mod.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |         knob::{Knob, param_knob::ParamKnob},
[INFO] [stderr]    |                ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stderr]   --> src/gui/adsr_graph.rs:48:42
[INFO] [stderr]    |
[INFO] [stderr] 48 |         painter.line(points, Stroke::new(2.0, Color32::RED));
[INFO] [stderr]    |                                          ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stderr]    = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stderr]   --> src/gui/adsr_graph.rs:50:41
[INFO] [stderr]    |
[INFO] [stderr] 50 |             painter.line(s, Stroke::new(2.0, Color32::from_rgba_unmultiplied(255, 255, 255, 64)));
[INFO] [stderr]    |                                         ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stderr] 
[INFO] [stderr] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stderr]   --> src/gui/knob/param_knob.rs:52:65
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 .circle_stroke(center, knob_radius, Stroke::new(0.6, self.color));
[INFO] [stderr]    |                                                                 ^^^ help: explicitly specify the type as `f32`: `0.6_f32`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stderr] 
[INFO] [stderr] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stderr]   --> src/gui/knob/mod.rs:39:65
[INFO] [stderr]    |
[INFO] [stderr] 39 |                 .circle_stroke(center, knob_radius, Stroke::new(0.6, self.color));
[INFO] [stderr]    |                                                                 ^^^ help: explicitly specify the type as `f32`: `0.6_f32`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stderr] 
[INFO] [stderr] warning: method `set_gate` is never used
[INFO] [stderr]   --> src/adsr.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl Adsr {
[INFO] [stderr]    | --------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 42 |     pub fn set_gate(&mut self, gate_val: bool) {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `pereodic_func_from_vec` is never used
[INFO] [stderr]   --> src/oscillator.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn pereodic_func_from_vec(table: &Vec<f32>, x: f32) -> f32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `HarmonicParameters` is never constructed
[INFO] [stderr]   --> src/oscillator.rs:79:12
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub struct HarmonicParameters {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `HarmonicOscilator` is never constructed
[INFO] [stderr]   --> src/oscillator.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 | pub struct HarmonicOscilator {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `step`, `reset`, `get_value`, and `new` are never used
[INFO] [stderr]    --> src/oscillator.rs:94:12
[INFO] [stderr]     |
[INFO] [stderr]  93 | impl HarmonicOscilator {
[INFO] [stderr]     | ---------------------- associated items in this implementation
[INFO] [stderr]  94 |     pub fn step(&mut self, step: f32) {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr]  99 |     pub fn reset(&mut self) {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 104 |     pub fn get_value(&self) -> f32 {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 108 |     pub fn new(
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `value_from_harmonics` is never used
[INFO] [stderr]    --> src/oscillator.rs:129:8
[INFO] [stderr]     |
[INFO] [stderr] 129 | pub fn value_from_harmonics(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `aciddm3_simple_monophonic_synth` (lib test) generated 11 warnings (run `cargo fix --lib -p aciddm3_simple_monophonic_synth --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/aciddm3_simple_monophonic_synth-1aba693213e271af)
[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" "42a3e2cca0f2bd0a806ca414fd54dafe82131b5c1f31ebff2ea721be88e230ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a3e2cca0f2bd0a806ca414fd54dafe82131b5c1f31ebff2ea721be88e230ef", kill_on_drop: false }`
[INFO] [stdout] 42a3e2cca0f2bd0a806ca414fd54dafe82131b5c1f31ebff2ea721be88e230ef
