[INFO] cloning repository https://github.com/HeNeos/steganography-tools
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[INFO] building HeNeos/steganography-tools against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeNeos%2Fsteganography-tools" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/HeNeos/steganography-tools
[INFO] finished tweaking git repo https://github.com/HeNeos/steganography-tools
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[INFO] [stdout] warning: unused import: `crate::content::audio::AudioContent`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::content::audio::AudioContent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::content::image::ImageContent`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::content::image::ImageContent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Decodable`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::traits::{ContentType, Decodable};
[INFO] [stdout]   |                                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs as std_fs`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs as std_fs;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path as StdPath`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::path::Path as StdPath;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WavSpec`
[INFO] [stdout]  --> src/encode/to_audio/lsb.rs:2:38
[INFO] [stdout]   |
[INFO] [stdout] 2 | use hound::{SampleFormat, WavReader, WavSpec, WavWriter};
[INFO] [stdout]   |                                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/decode/to_audio/lsb.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     for i in 0..data_len {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BITS_PER_SAMPLE_TO_EXTRACT` is never used
[INFO] [stdout]  --> src/decode/to_audio/lsb.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const BITS_PER_SAMPLE_TO_EXTRACT: u32 = 1;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::content::audio::AudioContent`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::content::audio::AudioContent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::content::image::ImageContent`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::content::image::ImageContent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Decodable`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::traits::{ContentType, Decodable};
[INFO] [stdout]   |                                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs as std_fs`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs as std_fs;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path as StdPath`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::path::Path as StdPath;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WavSpec`
[INFO] [stdout]  --> src/encode/to_audio/lsb.rs:2:38
[INFO] [stdout]   |
[INFO] [stdout] 2 | use hound::{SampleFormat, WavReader, WavSpec, WavWriter};
[INFO] [stdout]   |                                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::path::Path;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/decode/to_audio/lsb.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     for i in 0..data_len {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_from_image` is never used
[INFO] [stdout]  --> src/encode/utils/extract.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn extract_from_image(hide_file: &str) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `metadata` is never used
[INFO] [stdout]  --> src/traits.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Encodable {
[INFO] [stdout]   |           --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 4 |     fn metadata(&self) -> Vec<u8>;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `to_string` and `file_extension` are never used
[INFO] [stdout]   --> src/traits.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl ContentType {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn to_string(&self) -> &'static str {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn file_extension(&self) -> &'static str {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BITS_PER_SAMPLE_TO_EXTRACT` is never used
[INFO] [stdout]  --> src/decode/to_audio/lsb.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const BITS_PER_SAMPLE_TO_EXTRACT: u32 = 1;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 58.60s
[INFO] running `Command { std: "docker" "inspect" "611e538363c5dd5653cf608acfa032b45cfb6d67c4fa2e8ff33a2c2ca60b8f40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "611e538363c5dd5653cf608acfa032b45cfb6d67c4fa2e8ff33a2c2ca60b8f40", kill_on_drop: false }`
[INFO] [stdout] 611e538363c5dd5653cf608acfa032b45cfb6d67c4fa2e8ff33a2c2ca60b8f40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3b00805d419b87efb907b8de2a62e395e8d245b24d92ec9d6d8a9eb567c56fe
[INFO] running `Command { std: "docker" "start" "-a" "b3b00805d419b87efb907b8de2a62e395e8d245b24d92ec9d6d8a9eb567c56fe", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `crate::content::audio::AudioContent`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::content::audio::AudioContent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::content::image::ImageContent`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::content::image::ImageContent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Decodable`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::traits::{ContentType, Decodable};
[INFO] [stdout]   |                                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs as std_fs`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs as std_fs;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path as StdPath`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::path::Path as StdPath;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling steganography v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `WavSpec`
[INFO] [stdout]  --> src/encode/to_audio/lsb.rs:2:38
[INFO] [stdout]   |
[INFO] [stdout] 2 | use hound::{SampleFormat, WavReader, WavSpec, WavWriter};
[INFO] [stdout]   |                                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/decode/to_audio/lsb.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     for i in 0..data_len {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BITS_PER_SAMPLE_TO_EXTRACT` is never used
[INFO] [stdout]  --> src/decode/to_audio/lsb.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const BITS_PER_SAMPLE_TO_EXTRACT: u32 = 1;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::content::audio::AudioContent`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::content::audio::AudioContent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::content::image::ImageContent`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::content::image::ImageContent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Decodable`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::traits::{ContentType, Decodable};
[INFO] [stdout]   |                                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs as std_fs`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs as std_fs;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path as StdPath`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::path::Path as StdPath;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WavSpec`
[INFO] [stdout]  --> src/encode/to_audio/lsb.rs:2:38
[INFO] [stdout]   |
[INFO] [stdout] 2 | use hound::{SampleFormat, WavReader, WavSpec, WavWriter};
[INFO] [stdout]   |                                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::path::Path;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::content::audio::AudioContent`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::content::audio::AudioContent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::content::image::ImageContent`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::content::image::ImageContent;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Decodable`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::traits::{ContentType, Decodable};
[INFO] [stdout]   |                                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs as std_fs`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs as std_fs;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path as StdPath`
[INFO] [stdout]  --> src/decode/to_image/lsb.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::path::Path as StdPath;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WavSpec`
[INFO] [stdout]  --> src/encode/to_audio/lsb.rs:2:38
[INFO] [stdout]   |
[INFO] [stdout] 2 | use hound::{SampleFormat, WavReader, WavSpec, WavWriter};
[INFO] [stdout]   |                                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/decode/to_audio/lsb.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     for i in 0..data_len {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BITS_PER_SAMPLE_TO_EXTRACT` is never used
[INFO] [stdout]  --> src/decode/to_audio/lsb.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const BITS_PER_SAMPLE_TO_EXTRACT: u32 = 1;
[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 `extract_from_image` is never used
[INFO] [stdout]  --> src/encode/utils/extract.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn extract_from_image(hide_file: &str) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `metadata` is never used
[INFO] [stdout]  --> src/traits.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Encodable {
[INFO] [stdout]   |           --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 4 |     fn metadata(&self) -> Vec<u8>;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `to_string` and `file_extension` are never used
[INFO] [stdout]   --> src/traits.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl ContentType {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn to_string(&self) -> &'static str {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn file_extension(&self) -> &'static str {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/decode/to_audio/lsb.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     for i in 0..data_len {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BITS_PER_SAMPLE_TO_EXTRACT` is never used
[INFO] [stdout]  --> src/decode/to_audio/lsb.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const BITS_PER_SAMPLE_TO_EXTRACT: u32 = 1;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "b3b00805d419b87efb907b8de2a62e395e8d245b24d92ec9d6d8a9eb567c56fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3b00805d419b87efb907b8de2a62e395e8d245b24d92ec9d6d8a9eb567c56fe", kill_on_drop: false }`
[INFO] [stdout] b3b00805d419b87efb907b8de2a62e395e8d245b24d92ec9d6d8a9eb567c56fe
