[INFO] cloning repository https://github.com/swhoro/realtimeaudio [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/swhoro/realtimeaudio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswhoro%2Frealtimeaudio", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswhoro%2Frealtimeaudio'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5587ab5bab8dea14575b400a33498a90b442a57f [INFO] checking swhoro/realtimeaudio against master#bd71213cf0a765705e7d72a099151bd4eb465ccb for pr-123864 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswhoro%2Frealtimeaudio" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/swhoro/realtimeaudio on toolchain bd71213cf0a765705e7d72a099151bd4eb465ccb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd71213cf0a765705e7d72a099151bd4eb465ccb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/swhoro/realtimeaudio [INFO] finished tweaking git repo https://github.com/swhoro/realtimeaudio [INFO] tweaked toml for git repo https://github.com/swhoro/realtimeaudio written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/swhoro/realtimeaudio 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" "+bd71213cf0a765705e7d72a099151bd4eb465ccb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking swhoro/realtimeaudio against try#c0f799aeda763fc507814da0dc46c2dde7ca9133 for pr-123864 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswhoro%2Frealtimeaudio" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/swhoro/realtimeaudio on toolchain c0f799aeda763fc507814da0dc46c2dde7ca9133 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c0f799aeda763fc507814da0dc46c2dde7ca9133" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/swhoro/realtimeaudio [INFO] finished tweaking git repo https://github.com/swhoro/realtimeaudio [INFO] tweaked toml for git repo https://github.com/swhoro/realtimeaudio written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/swhoro/realtimeaudio 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" "+c0f799aeda763fc507814da0dc46c2dde7ca9133" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking swhoro/realtimeaudio against try#c0f799aeda763fc507814da0dc46c2dde7ca9133 for pr-123864 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswhoro%2Frealtimeaudio" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/swhoro/realtimeaudio on toolchain c0f799aeda763fc507814da0dc46c2dde7ca9133 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c0f799aeda763fc507814da0dc46c2dde7ca9133" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/swhoro/realtimeaudio [INFO] finished tweaking git repo https://github.com/swhoro/realtimeaudio [INFO] tweaked toml for git repo https://github.com/swhoro/realtimeaudio written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/swhoro/realtimeaudio 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" "+c0f799aeda763fc507814da0dc46c2dde7ca9133" "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 num-derive v0.4.2 [INFO] [stderr] Downloaded windows-result v0.1.0 [INFO] [stderr] Downloaded oboe v0.6.1 [INFO] [stderr] Downloaded opus v0.3.0 [INFO] [stderr] Downloaded libloading v0.8.3 [INFO] [stderr] Downloaded alsa v0.9.0 [INFO] [stderr] Downloaded oboe-sys v0.6.1 [INFO] [stderr] Downloaded cpal v0.15.3 [INFO] [stderr] Downloaded windows-core v0.54.0 [INFO] [stderr] Downloaded audiopus_sys v0.2.2 [INFO] [stderr] Downloaded windows v0.54.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c0f799aeda763fc507814da0dc46c2dde7ca9133" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d72eb07aed8d39bf73af3303cb5bac37183231326a55ff0ffaec933b4a95a3c [INFO] running `Command { std: "docker" "start" "-a" "5d72eb07aed8d39bf73af3303cb5bac37183231326a55ff0ffaec933b4a95a3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d72eb07aed8d39bf73af3303cb5bac37183231326a55ff0ffaec933b4a95a3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d72eb07aed8d39bf73af3303cb5bac37183231326a55ff0ffaec933b4a95a3c", kill_on_drop: false }` [INFO] [stdout] 5d72eb07aed8d39bf73af3303cb5bac37183231326a55ff0ffaec933b4a95a3c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c0f799aeda763fc507814da0dc46c2dde7ca9133" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37b3d8c34a0cb0da0c06f521d9c8887014c6523a3afde8fe7028c897f3dd194e [INFO] running `Command { std: "docker" "start" "-a" "37b3d8c34a0cb0da0c06f521d9c8887014c6523a3afde8fe7028c897f3dd194e", kill_on_drop: false }` [INFO] [stderr] Compiling pkg-config v0.3.30 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling cc v1.0.90 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking anstyle v1.0.6 [INFO] [stderr] Checking clap_lex v0.7.0 [INFO] [stderr] Checking strsim v0.11.0 [INFO] [stderr] Compiling cpal v0.15.3 [INFO] [stderr] Checking bitflags v2.4.2 [INFO] [stderr] Checking dasp_sample v0.11.0 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking hound v3.5.1 [INFO] [stderr] Checking anstream v0.6.13 [INFO] [stderr] Checking clap_builder v4.5.2 [INFO] [stderr] Compiling alsa-sys v0.3.1 [INFO] [stderr] Compiling cmake v0.1.50 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling audiopus_sys v0.2.2 [INFO] [stderr] Compiling syn v2.0.52 [INFO] [stderr] Checking alsa v0.9.0 [INFO] [stderr] Checking opus v0.3.0 [INFO] [stderr] Compiling clap_derive v4.5.0 [INFO] [stderr] Checking clap v4.5.2 [INFO] [stderr] Checking realtimeaudio v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0425]: cannot find value `decoded_data` in this scope [INFO] [stdout] --> src/decoder/mod.rs:24:33 [INFO] [stdout] | [INFO] [stdout] 24 | .decode_float(data, decoded_data, end_of_stream)? [INFO] [stdout] | ^^^^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `decoded_data` in this scope [INFO] [stdout] --> src/decoder/mod.rs:24:33 [INFO] [stdout] | [INFO] [stdout] 24 | .decode_float(data, decoded_data, end_of_stream)? [INFO] [stdout] | ^^^^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `end_of_stream` in this scope [INFO] [stdout] --> src/decoder/mod.rs:24:47 [INFO] [stdout] | [INFO] [stdout] 24 | .decode_float(data, decoded_data, end_of_stream)? [INFO] [stdout] | ^^^^^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `end_of_stream` in this scope [INFO] [stdout] --> src/decoder/mod.rs:24:47 [INFO] [stdout] | [INFO] [stdout] 24 | .decode_float(data, decoded_data, end_of_stream)? [INFO] [stdout] | ^^^^^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BuildStreamError`, `Device`, `Sample`, `SizedSample` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | BuildStreamError, Device, Host, Sample, SizedSample, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^^^ ^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Mutex` [INFO] [stdout] --> src/main.rs:10:18 [INFO] [stdout] | [INFO] [stdout] 10 | sync::{mpsc, Arc, Mutex}, [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BuildStreamError`, `Device`, `Sample`, `SizedSample` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | BuildStreamError, Device, Host, Sample, SizedSample, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^^^ ^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Mutex` [INFO] [stdout] --> src/main.rs:10:18 [INFO] [stdout] | [INFO] [stdout] 10 | sync::{mpsc, Arc, Mutex}, [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BuildStreamError`, `DeviceTrait`, `Device`, `HostTrait`, `Host`, `SampleFormat`, `Sample`, `SizedSample`, `StreamTrait`, `Stream` [INFO] [stdout] --> src/encoder/mod.rs:2:14 [INFO] [stdout] | [INFO] [stdout] 2 | traits::{DeviceTrait, HostTrait, StreamTrait}, [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] 3 | BuildStreamError, Device, Host, Sample, SampleFormat, SizedSample, Stream, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^^^ ^^^^ ^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sample_type::SampleType` [INFO] [stdout] --> src/main.rs:20:47 [INFO] [stdout] | [INFO] [stdout] 20 | use crate::{encoder::Encoder, record::Record, sample_type::SampleType}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BuildStreamError`, `DeviceTrait`, `Device`, `HostTrait`, `Host`, `SampleFormat`, `Sample`, `SizedSample`, `StreamTrait`, `Stream` [INFO] [stdout] --> src/encoder/mod.rs:2:14 [INFO] [stdout] | [INFO] [stdout] 2 | traits::{DeviceTrait, HostTrait, StreamTrait}, [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] 3 | BuildStreamError, Device, Host, Sample, SampleFormat, SizedSample, Stream, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^^^ ^^^^ ^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sample_type::SampleType` [INFO] [stdout] --> src/main.rs:20:47 [INFO] [stdout] | [INFO] [stdout] 20 | use crate::{encoder::Encoder, record::Record, sample_type::SampleType}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/decoder/mod.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 22 | ) -> Result> { [INFO] [stdout] | ----------------------------- expected `Result>` because of return type [INFO] [stdout] 23 | / self.opus_decoder [INFO] [stdout] 24 | | .decode_float(data, decoded_data, end_of_stream)? [INFO] [stdout] | |_____________________________________________________________^ expected `Result>`, found `usize` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `usize` to `Result>` [INFO] [stdout] = note: expected enum `Result>` [INFO] [stdout] found type `usize` [INFO] [stdout] help: try wrapping the expression in `Ok` [INFO] [stdout] | [INFO] [stdout] 23 ~ Ok(self.opus_decoder [INFO] [stdout] 24 ~ .decode_float(data, decoded_data, end_of_stream)?) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> src/decoder/mod.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 22 | ) -> Result> { [INFO] [stdout] | ----------------------------- expected `Result>` because of return type [INFO] [stdout] 23 | / self.opus_decoder [INFO] [stdout] 24 | | .decode_float(data, decoded_data, end_of_stream)? [INFO] [stdout] | |_____________________________________________________________^ expected `Result>`, found `usize` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `usize` to `Result>` [INFO] [stdout] = note: expected enum `Result>` [INFO] [stdout] found type `usize` [INFO] [stdout] help: try wrapping the expression in `Ok` [INFO] [stdout] | [INFO] [stdout] 23 ~ Ok(self.opus_decoder [INFO] [stdout] 24 ~ .decode_float(data, decoded_data, end_of_stream)?) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0382]: borrow of moved value: `device` [INFO] [stdout] --> src/config.rs:62:43 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn change_record_device(&mut self, device: Device) { [INFO] [stdout] | ------ move occurs because `device` has type `Device`, which does not implement the `Copy` trait [INFO] [stdout] 61 | self.record_device = Some(device); [INFO] [stdout] | ------ value moved here [INFO] [stdout] 62 | self.record_device_config = match device.default_input_config() { [INFO] [stdout] | ^^^^^^ value borrowed here after move [INFO] [stdout] | [INFO] [stdout] help: consider cloning the value if the performance cost is acceptable [INFO] [stdout] | [INFO] [stdout] 61 | self.record_device = Some(device.clone()); [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0382]: borrow of moved value: `device` [INFO] [stdout] --> src/config.rs:62:43 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn change_record_device(&mut self, device: Device) { [INFO] [stdout] | ------ move occurs because `device` has type `Device`, which does not implement the `Copy` trait [INFO] [stdout] 61 | self.record_device = Some(device); [INFO] [stdout] | ------ value moved here [INFO] [stdout] 62 | self.record_device_config = match device.default_input_config() { [INFO] [stdout] | ^^^^^^ value borrowed here after move [INFO] [stdout] | [INFO] [stdout] help: consider cloning the value if the performance cost is acceptable [INFO] [stdout] | [INFO] [stdout] 61 | self.record_device = Some(device.clone()); [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0382]: borrow of moved value: `device` [INFO] [stdout] --> src/config.rs:73:41 [INFO] [stdout] | [INFO] [stdout] 71 | pub fn change_play_device(&mut self, device: Device) { [INFO] [stdout] | ------ move occurs because `device` has type `Device`, which does not implement the `Copy` trait [INFO] [stdout] 72 | self.play_device = Some(device); [INFO] [stdout] | ------ value moved here [INFO] [stdout] 73 | self.play_device_config = match device.default_output_config() { [INFO] [stdout] | ^^^^^^ value borrowed here after move [INFO] [stdout] | [INFO] [stdout] help: consider cloning the value if the performance cost is acceptable [INFO] [stdout] | [INFO] [stdout] 72 | self.play_device = Some(device.clone()); [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0382]: borrow of moved value: `device` [INFO] [stdout] --> src/config.rs:73:41 [INFO] [stdout] | [INFO] [stdout] 71 | pub fn change_play_device(&mut self, device: Device) { [INFO] [stdout] | ------ move occurs because `device` has type `Device`, which does not implement the `Copy` trait [INFO] [stdout] 72 | self.play_device = Some(device); [INFO] [stdout] | ------ value moved here [INFO] [stdout] 73 | self.play_device_config = match device.default_output_config() { [INFO] [stdout] | ^^^^^^ value borrowed here after move [INFO] [stdout] | [INFO] [stdout] help: consider cloning the value if the performance cost is acceptable [INFO] [stdout] | [INFO] [stdout] 72 | self.play_device = Some(device.clone()); [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `encoded_data` [INFO] [stdout] --> src/main.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let encoded_data = encoder.encode(record_device_config, data).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encoded_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `encoded_data` [INFO] [stdout] --> src/main.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let encoded_data = encoder.encode(record_device_config, data).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encoded_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0382, E0425. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0382, E0425. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `realtimeaudio` (bin "realtimeaudio") due to 6 previous errors; 5 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `realtimeaudio` (bin "realtimeaudio" test) due to 6 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "37b3d8c34a0cb0da0c06f521d9c8887014c6523a3afde8fe7028c897f3dd194e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37b3d8c34a0cb0da0c06f521d9c8887014c6523a3afde8fe7028c897f3dd194e", kill_on_drop: false }` [INFO] [stdout] 37b3d8c34a0cb0da0c06f521d9c8887014c6523a3afde8fe7028c897f3dd194e