[INFO] cloning repository https://github.com/Mordanis/dsp-rpi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mordanis/dsp-rpi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMordanis%2Fdsp-rpi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMordanis%2Fdsp-rpi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa4814c83513e1d0b6eb4b6c335d0e54a5da43b5
[INFO] checking Mordanis/dsp-rpi against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMordanis%2Fdsp-rpi" "/workspace/builds/worker-43/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-43/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mordanis/dsp-rpi on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Mordanis/dsp-rpi
[INFO] finished tweaking git repo https://github.com/Mordanis/dsp-rpi
[INFO] tweaked toml for git repo https://github.com/Mordanis/dsp-rpi written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate git repo https://github.com/Mordanis/dsp-rpi already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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 primal-check v0.3.1
[INFO] [stderr]   Downloaded rustfft v6.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c2b963fad96514f168394a0f2a934da98a86a243079a369aaaa9fd6b30489ef
[INFO] running `Command { std: "docker" "start" "-a" "1c2b963fad96514f168394a0f2a934da98a86a243079a369aaaa9fd6b30489ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c2b963fad96514f168394a0f2a934da98a86a243079a369aaaa9fd6b30489ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c2b963fad96514f168394a0f2a934da98a86a243079a369aaaa9fd6b30489ef", kill_on_drop: false }`
[INFO] [stdout] 1c2b963fad96514f168394a0f2a934da98a86a243079a369aaaa9fd6b30489ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23a9593db403cac645f4fb89400e06dd7053e533dc1103bf56e42e3e5b43bad7
[INFO] running `Command { std: "docker" "start" "-a" "23a9593db403cac645f4fb89400e06dd7053e533dc1103bf56e42e3e5b43bad7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling cpal v0.13.4
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking strength_reduce v0.2.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking nix v0.20.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking alsa v0.5.0
[INFO] [stderr]     Checking transpose v0.2.1
[INFO] [stderr]     Checking primal-check v0.3.1
[INFO] [stderr]     Checking rustfft v6.0.1
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking basic-dsp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]  --> src/read_kernel.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     data: Vec<f32>
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_corrector`
[INFO] [stdout]   --> src/read_kernel.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn read_corrector() -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Convolver`
[INFO] [stdout]  --> src/conv.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Convolver {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/conv.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(kernel: Vec<f32>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `conv_with_kernel`
[INFO] [stdout]   --> src/conv.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn conv_with_kernel(&mut self, sample: Vec<f32>) -> Vec<f32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AudioBuffer`
[INFO] [stdout]  --> src/communication.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct AudioBuffer {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/communication.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `feed_data`
[INFO] [stdout]   --> src/communication.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn feed_data(&mut self, sink: mpsc::Receiver<Vec<f32>>) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `trim_data`
[INFO] [stdout]   --> src/communication.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn trim_data(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_data`
[INFO] [stdout]   --> src/communication.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn get_data(&self) -> Vec<f32> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `give_stream`
[INFO] [stdout]   --> src/communication.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn give_stream(&mut self, stream: cpal::Stream) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]  --> src/read_kernel.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     data: Vec<f32>
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_corrector`
[INFO] [stdout]   --> src/read_kernel.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn read_corrector() -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Convolver`
[INFO] [stdout]  --> src/conv.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Convolver {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/conv.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(kernel: Vec<f32>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `conv_with_kernel`
[INFO] [stdout]   --> src/conv.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn conv_with_kernel(&mut self, sample: Vec<f32>) -> Vec<f32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stream`
[INFO] [stdout]   --> src/communication.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     stream: Option<cpal::Stream>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `give_stream`
[INFO] [stdout]   --> src/communication.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn give_stream(&mut self, stream: cpal::Stream) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write`, `stdout`
[INFO] [stdout]  --> src/listen.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{stdin, stdout, Write};
[INFO] [stdout]   |                      ^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write`, `stdout`
[INFO] [stdout]  --> src/listen.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{stdin, stdout, Write};
[INFO] [stdout]   |                      ^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AudioBuffer`
[INFO] [stdout]  --> src/communication.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct AudioBuffer {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/communication.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `feed_data`
[INFO] [stdout]   --> src/communication.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn feed_data(&mut self, sink: mpsc::Receiver<Vec<f32>>) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `trim_data`
[INFO] [stdout]   --> src/communication.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn trim_data(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_data`
[INFO] [stdout]   --> src/communication.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn get_data(&self) -> Vec<f32> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `give_stream`
[INFO] [stdout]   --> src/communication.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn give_stream(&mut self, stream: cpal::Stream) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_listener`
[INFO] [stdout]   --> src/listen.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn create_listener(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stream`
[INFO] [stdout]   --> src/communication.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     stream: Option<cpal::Stream>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `give_stream`
[INFO] [stdout]   --> src/communication.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn give_stream(&mut self, stream: cpal::Stream) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_listener`
[INFO] [stdout]   --> src/listen.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn create_listener(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 46s
[INFO] running `Command { std: "docker" "inspect" "23a9593db403cac645f4fb89400e06dd7053e533dc1103bf56e42e3e5b43bad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23a9593db403cac645f4fb89400e06dd7053e533dc1103bf56e42e3e5b43bad7", kill_on_drop: false }`
[INFO] [stdout] 23a9593db403cac645f4fb89400e06dd7053e533dc1103bf56e42e3e5b43bad7