[INFO] cloning repository https://github.com/audiodog301/rpidrums [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/audiodog301/rpidrums" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faudiodog301%2Frpidrums", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faudiodog301%2Frpidrums'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7077d389d454d58fb8152c5d7f04d4b96bb1b583 [INFO] checking audiodog301/rpidrums against master#bdcb6a99e853732f8ec050ae4986aa3af51d44c5 for 92191_revert [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faudiodog301%2Frpidrums" "/workspace/builds/worker-118/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-118/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/audiodog301/rpidrums on toolchain bdcb6a99e853732f8ec050ae4986aa3af51d44c5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/audiodog301/rpidrums [INFO] finished tweaking git repo https://github.com/audiodog301/rpidrums [INFO] tweaked toml for git repo https://github.com/audiodog301/rpidrums written to /workspace/builds/worker-118/source/Cargo.toml [INFO] crate git repo https://github.com/audiodog301/rpidrums already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 18120e16e1e0d0d373b233f62ba7f6d4b5597f17be56cfd3b4d27f24cc3ee48e [INFO] running `Command { std: "docker" "start" "-a" "18120e16e1e0d0d373b233f62ba7f6d4b5597f17be56cfd3b4d27f24cc3ee48e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18120e16e1e0d0d373b233f62ba7f6d4b5597f17be56cfd3b4d27f24cc3ee48e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18120e16e1e0d0d373b233f62ba7f6d4b5597f17be56cfd3b4d27f24cc3ee48e", kill_on_drop: false }` [INFO] [stdout] 18120e16e1e0d0d373b233f62ba7f6d4b5597f17be56cfd3b4d27f24cc3ee48e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ada9396bbb32401a442a156757e3c8fed1f16a4a575021626236e24f6e1a27cb [INFO] running `Command { std: "docker" "start" "-a" "ada9396bbb32401a442a156757e3c8fed1f16a4a575021626236e24f6e1a27cb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.84 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling cpal v0.13.4 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking hound v3.4.0 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Compiling alsa-sys v0.3.1 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking nix v0.20.2 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Checking alsa v0.5.0 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking rpdidrums v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/dsp.rs:181:25 [INFO] [stdout] | [INFO] [stdout] 181 | buffer.push(((sample.unwrap() as f32) / (i32::MAX as f32))) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 181 - buffer.push(((sample.unwrap() as f32) / (i32::MAX as f32))) [INFO] [stdout] 181 + buffer.push((sample.unwrap() as f32) / (i32::MAX as f32)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/dsp.rs:181:25 [INFO] [stdout] | [INFO] [stdout] 181 | buffer.push(((sample.unwrap() as f32) / (i32::MAX as f32))) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 181 - buffer.push(((sample.unwrap() as f32) / (i32::MAX as f32))) [INFO] [stdout] 181 + buffer.push((sample.unwrap() as f32) / (i32::MAX as f32)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:60:23 [INFO] [stdout] | [INFO] [stdout] 60 | move |err| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sample_format` [INFO] [stdout] --> src/main.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | let sample_format = supported_config.sample_format(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample_format` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sine` [INFO] [stdout] --> src/main.rs:33:17 [INFO] [stdout] | [INFO] [stdout] 33 | let mut sine = Sine::new(250.0, sample_rate); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_sine` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:60:23 [INFO] [stdout] | [INFO] [stdout] 60 | move |err| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sample_format` [INFO] [stdout] --> src/main.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | let sample_format = supported_config.sample_format(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample_format` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sine` [INFO] [stdout] --> src/main.rs:33:17 [INFO] [stdout] | [INFO] [stdout] 33 | let mut sine = Sine::new(250.0, sample_rate); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_sine` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut sine = Sine::new(250.0, sample_rate); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut sine = Sine::new(250.0, sample_rate); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `phase` [INFO] [stdout] --> src/dsp.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | phase: f32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `freq` [INFO] [stdout] --> src/dsp.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | freq: f32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sample_rate` [INFO] [stdout] --> src/dsp.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | sample_rate: f32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_freq` [INFO] [stdout] --> src/dsp.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn set_freq(&mut self, freq: f32) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `process` [INFO] [stdout] --> src/dsp.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn process(&mut self) -> f32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `osc` [INFO] [stdout] --> src/dsp.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | osc: Sine, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `process` [INFO] [stdout] --> src/dsp.rs:86:12 [INFO] [stdout] | [INFO] [stdout] 86 | pub fn process(&mut self) -> f32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `phase` [INFO] [stdout] --> src/dsp.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | phase: f32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `LPF` [INFO] [stdout] --> src/dsp.rs:146:12 [INFO] [stdout] | [INFO] [stdout] 146 | pub struct LPF { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/dsp.rs:154:12 [INFO] [stdout] | [INFO] [stdout] 154 | pub fn new(feedback: f32, cutoff: f32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `freq` [INFO] [stdout] --> src/dsp.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | freq: f32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sample_rate` [INFO] [stdout] --> src/dsp.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | sample_rate: f32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `process` [INFO] [stdout] --> src/dsp.rs:163:12 [INFO] [stdout] | [INFO] [stdout] 163 | pub fn process(&mut self, input: f32) -> f32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_freq` [INFO] [stdout] --> src/dsp.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn set_freq(&mut self, freq: f32) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `process` [INFO] [stdout] --> src/dsp.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn process(&mut self) -> f32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `buffer` [INFO] [stdout] --> src/dsp.rs:172:5 [INFO] [stdout] | [INFO] [stdout] 172 | buffer: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `osc` [INFO] [stdout] --> src/dsp.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | osc: Sine, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `process` [INFO] [stdout] --> src/dsp.rs:194:12 [INFO] [stdout] | [INFO] [stdout] 194 | pub fn process(&mut self) -> f32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `process` [INFO] [stdout] --> src/dsp.rs:86:12 [INFO] [stdout] | [INFO] [stdout] 86 | pub fn process(&mut self) -> f32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `LPF` [INFO] [stdout] --> src/dsp.rs:146:12 [INFO] [stdout] | [INFO] [stdout] 146 | pub struct LPF { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/dsp.rs:154:12 [INFO] [stdout] | [INFO] [stdout] 154 | pub fn new(feedback: f32, cutoff: f32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `process` [INFO] [stdout] --> src/dsp.rs:163:12 [INFO] [stdout] | [INFO] [stdout] 163 | pub fn process(&mut self, input: f32) -> f32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `buffer` [INFO] [stdout] --> src/dsp.rs:172:5 [INFO] [stdout] | [INFO] [stdout] 172 | buffer: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `process` [INFO] [stdout] --> src/dsp.rs:194:12 [INFO] [stdout] | [INFO] [stdout] 194 | pub fn process(&mut self) -> f32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | command_sender.send(Instruction::Kick); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | command_sender.send(Instruction::Kick); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | command_sender.send(Instruction::Hat); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | command_sender.send(Instruction::Hat); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 76 | command_sender.send(Instruction::Sample); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 76 | command_sender.send(Instruction::Sample); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | command_sender.send(Instruction::Hat); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | command_sender.send(Instruction::Hat); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | command_sender.send(Instruction::Hat); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | command_sender.send(Instruction::Hat); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.72s [INFO] running `Command { std: "docker" "inspect" "ada9396bbb32401a442a156757e3c8fed1f16a4a575021626236e24f6e1a27cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ada9396bbb32401a442a156757e3c8fed1f16a4a575021626236e24f6e1a27cb", kill_on_drop: false }` [INFO] [stdout] ada9396bbb32401a442a156757e3c8fed1f16a4a575021626236e24f6e1a27cb