[INFO] cloning repository https://github.com/justmedusty/veritasobscura
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/justmedusty/veritasobscura" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustmedusty%2Fveritasobscura", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustmedusty%2Fveritasobscura'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76156c5dc40d0b057c598083bafe6ea82ea6d06f
[INFO] testing justmedusty/veritasobscura against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustmedusty%2Fveritasobscura" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/justmedusty/veritasobscura
[INFO] finished tweaking git repo https://github.com/justmedusty/veritasobscura
[INFO] tweaked toml for git repo https://github.com/justmedusty/veritasobscura written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/justmedusty/veritasobscura on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/justmedusty/veritasobscura 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" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6d0f8b0c050cb663ca8f2f5da22aa4071e830e5ff969423796e74ddfe565b11
[INFO] running `Command { std: "docker" "start" "-a" "b6d0f8b0c050cb663ca8f2f5da22aa4071e830e5ff969423796e74ddfe565b11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6d0f8b0c050cb663ca8f2f5da22aa4071e830e5ff969423796e74ddfe565b11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6d0f8b0c050cb663ca8f2f5da22aa4071e830e5ff969423796e74ddfe565b11", kill_on_drop: false }`
[INFO] [stdout] b6d0f8b0c050cb663ca8f2f5da22aa4071e830e5ff969423796e74ddfe565b11
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1eb791b2b3d7265e97b85f15ce0bdaac2fb1addfcd28cd789862126544d5f4ce
[INFO] running `Command { std: "docker" "start" "-a" "1eb791b2b3d7265e97b85f15ce0bdaac2fb1addfcd28cd789862126544d5f4ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling veritasobscura v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/filetype_support/bmp.rs:375:23
[INFO] [stdout]     |
[INFO] [stdout] 375 |                     if(self.pixel_size == 3){
[INFO] [stdout]     |                       ^                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 375 -                     if(self.pixel_size == 3){
[INFO] [stdout] 375 +                     if self.pixel_size == 3 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/filetype_support/bmp.rs:407:23
[INFO] [stdout]     |
[INFO] [stdout] 407 |                     if(self.pixel_size == 3){
[INFO] [stdout]     |                       ^                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 407 -                     if(self.pixel_size == 3){
[INFO] [stdout] 407 +                     if self.pixel_size == 3 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:159:30
[INFO] [stdout]     |
[INFO] [stdout] 159 |     fn set_fourth(&mut self, value: u8) {
[INFO] [stdout]     |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:164:29
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn set_alpha(&mut self, value: u8) {
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header_size`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:292:13
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let header_size = std::mem::size_of::<BitmapFileHeader>();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_header_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dib_header_size`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:293:13
[INFO] [stdout]     |
[INFO] [stdout] 293 |         let dib_header_size = std::mem::size_of::<BitmapDIBHeader>();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dib_header_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_encoding_function_derivation`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:366:9
[INFO] [stdout]     |
[INFO] [stdout] 366 |         file_encoding_function_derivation: FileEncodingFunctionDerivation,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_encoding_function_derivation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:393:9
[INFO] [stdout]     |
[INFO] [stdout] 393 |         data: Vec<u8>,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_encoding_function_derivation`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:396:9
[INFO] [stdout]     |
[INFO] [stdout] 396 |         file_encoding_function_derivation: FileEncodingFunctionDerivation,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_encoding_function_derivation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data_vec`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:408:29
[INFO] [stdout]     |
[INFO] [stdout] 408 | ...   let data_vec : Vec<u8> = extract_lsb_data::<RgbPixel>(&mut self.file_data[self.pixel_map.pixel_map_start as usize..], self.pixel_ma...
[INFO] [stdout]     |           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data_vec`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:410:29
[INFO] [stdout]     |
[INFO] [stdout] 410 | ...   let data_vec : Vec<u8> = extract_lsb_data::<RgbaPixel>( &mut self.file_data[self.pixel_map.pixel_map_start as usize..], self.pixel_...
[INFO] [stdout]     |           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_length`
[INFO] [stdout]   --> src/file_encoding_support/pixel.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let total_length = (width + padding) * length;
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `end`
[INFO] [stdout]    --> src/file_encoding_support/pixel.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let end = start + (width * pixel_size_bytes);
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_length`
[INFO] [stdout]    --> src/file_encoding_support/pixel.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |     let total_length = (width + padding) * length;
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `end`
[INFO] [stdout]    --> src/file_encoding_support/pixel.rs:202:13
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let end = start + (width * pixel_size_bytes);
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FileType` is never used
[INFO] [stdout]   --> src/filetype_support/filetype_support.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum FileType{
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BMP_MAGIC` is never used
[INFO] [stdout]   --> src/filetype_support/bmp.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 | const BMP_MAGIC: u16 = 0x4D42;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BitmapFileHeader` is never constructed
[INFO] [stdout]   --> src/filetype_support/bmp.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct BitmapFileHeader {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BitmapDIBHeader` is never constructed
[INFO] [stdout]   --> src/filetype_support/bmp.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct BitmapDIBHeader {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BitmapColorTable` is never constructed
[INFO] [stdout]   --> src/filetype_support/bmp.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct BitmapColorTable {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RgbPixel` is never constructed
[INFO] [stdout]   --> src/filetype_support/bmp.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub struct RgbPixel {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RgbaPixel` is never constructed
[INFO] [stdout]   --> src/filetype_support/bmp.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub struct RgbaPixel {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BmpBitmap` is never constructed
[INFO] [stdout]   --> src/filetype_support/bmp.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub struct BmpBitmap {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BmpImageParser` is never constructed
[INFO] [stdout]   --> src/filetype_support/bmp.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub struct BmpImageParser {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BmpPixelType` is never used
[INFO] [stdout]    --> src/filetype_support/bmp.rs:243:10
[INFO] [stdout]     |
[INFO] [stdout] 243 | pub enum BmpPixelType {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImageSupport` is never constructed
[INFO] [stdout]   --> src/file_encoding_support/file_encoding_support.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct ImageSupport<T: FileEncodingSupport + FileEncodingAlgorithms> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operation` is never used
[INFO] [stdout]   --> src/file_encoding_support/file_encoding_support.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum Operation {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FileEncoding` is never used
[INFO] [stdout]   --> src/file_encoding_support/file_encoding_support.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub enum FileEncoding {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FileEncodingMethod` is never used
[INFO] [stdout]   --> src/file_encoding_support/file_encoding_support.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub enum FileEncodingMethod {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FileEncodingFunctionDerivation` is never used
[INFO] [stdout]   --> src/file_encoding_support/file_encoding_support.rs:54:10
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub enum FileEncodingFunctionDerivation {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FileEncodingSupport` is never used
[INFO] [stdout]   --> src/file_encoding_support/file_encoding_support.rs:58:11
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub trait FileEncodingSupport {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WaveType` is never used
[INFO] [stdout]   --> src/file_encoding_support/file_encoding_support.rs:71:10
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub enum WaveType {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FileEncodingAlgorithms` is never used
[INFO] [stdout]   --> src/file_encoding_support/file_encoding_support.rs:79:11
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub trait FileEncodingAlgorithms{
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Pixel` is never used
[INFO] [stdout]   --> src/file_encoding_support/pixel.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait Pixel {
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_pixels` is never used
[INFO] [stdout]   --> src/file_encoding_support/pixel.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub fn transform_pixels<P, F>(pixel_map: &mut Vec<P>, transform_function: F)
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_pixel_quadrants` is never used
[INFO] [stdout]   --> src/file_encoding_support/pixel.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn transform_pixel_quadrants<P, F>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `increment_bit_and_byte_counters` is never used
[INFO] [stdout]   --> src/file_encoding_support/pixel.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub fn increment_bit_and_byte_counters(bit: &mut u32, byte: &mut u32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `embed_lsb_data` is never used
[INFO] [stdout]   --> src/file_encoding_support/pixel.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub fn embed_lsb_data<P: Pixel>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_lsb_data` is never used
[INFO] [stdout]    --> src/file_encoding_support/pixel.rs:184:8
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn extract_lsb_data<P: Pixel>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sin_wave` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn sin_wave(input: u64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sin_scaled` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn sin_scaled(input: u64, scale: f64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cos_wave` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn cos_wave(input: u64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cos_scaled` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn cos_scaled(input: u64, scale: f64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tan_wave` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn tan_wave(input: u64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exp_wave` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn exp_wave(input: u64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `log_wave` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn log_wave(input: u64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sqrt_wave` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn sqrt_wave(input: u64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sqrt_scaled` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn sqrt_scaled(input: u64, scale: f64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mod_wave` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn mod_wave(input: u64, modulus: u64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "1eb791b2b3d7265e97b85f15ce0bdaac2fb1addfcd28cd789862126544d5f4ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb791b2b3d7265e97b85f15ce0bdaac2fb1addfcd28cd789862126544d5f4ce", kill_on_drop: false }`
[INFO] [stdout] 1eb791b2b3d7265e97b85f15ce0bdaac2fb1addfcd28cd789862126544d5f4ce
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 736a64c5d3d6822cf403db541937301b9c06e383a7689718e5a21e1f85db8bbf
[INFO] running `Command { std: "docker" "start" "-a" "736a64c5d3d6822cf403db541937301b9c06e383a7689718e5a21e1f85db8bbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling veritasobscura v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/filetype_support/bmp.rs:375:23
[INFO] [stdout]     |
[INFO] [stdout] 375 |                     if(self.pixel_size == 3){
[INFO] [stdout]     |                       ^                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 375 -                     if(self.pixel_size == 3){
[INFO] [stdout] 375 +                     if self.pixel_size == 3 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/filetype_support/bmp.rs:407:23
[INFO] [stdout]     |
[INFO] [stdout] 407 |                     if(self.pixel_size == 3){
[INFO] [stdout]     |                       ^                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 407 -                     if(self.pixel_size == 3){
[INFO] [stdout] 407 +                     if self.pixel_size == 3 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:159:30
[INFO] [stdout]     |
[INFO] [stdout] 159 |     fn set_fourth(&mut self, value: u8) {
[INFO] [stdout]     |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:164:29
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn set_alpha(&mut self, value: u8) {
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header_size`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:292:13
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let header_size = std::mem::size_of::<BitmapFileHeader>();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_header_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dib_header_size`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:293:13
[INFO] [stdout]     |
[INFO] [stdout] 293 |         let dib_header_size = std::mem::size_of::<BitmapDIBHeader>();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dib_header_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_encoding_function_derivation`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:366:9
[INFO] [stdout]     |
[INFO] [stdout] 366 |         file_encoding_function_derivation: FileEncodingFunctionDerivation,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_encoding_function_derivation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:393:9
[INFO] [stdout]     |
[INFO] [stdout] 393 |         data: Vec<u8>,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_encoding_function_derivation`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:396:9
[INFO] [stdout]     |
[INFO] [stdout] 396 |         file_encoding_function_derivation: FileEncodingFunctionDerivation,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_encoding_function_derivation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data_vec`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:408:29
[INFO] [stdout]     |
[INFO] [stdout] 408 | ...   let data_vec : Vec<u8> = extract_lsb_data::<RgbPixel>(&mut self.file_data[self.pixel_map.pixel_map_start as usize..], self.pixel_ma...
[INFO] [stdout]     |           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data_vec`
[INFO] [stdout]    --> src/filetype_support/bmp.rs:410:29
[INFO] [stdout]     |
[INFO] [stdout] 410 | ...   let data_vec : Vec<u8> = extract_lsb_data::<RgbaPixel>( &mut self.file_data[self.pixel_map.pixel_map_start as usize..], self.pixel_...
[INFO] [stdout]     |           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bf_reserved1`
[INFO] [stdout]    --> src/filetype_support/test.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let bf_reserved1 = bmp_image_parser.bmp_header.bf_reserved1;
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bf_reserved1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bf_reserved2`
[INFO] [stdout]    --> src/filetype_support/test.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let bf_reserved2 = bmp_image_parser.bmp_header.bf_reserved2;
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bf_reserved2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bi_compression`
[INFO] [stdout]    --> src/filetype_support/test.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let bi_compression = bmp_image_parser.bmp_dib_header.bi_compression;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bi_compression`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bi_clr_used`
[INFO] [stdout]    --> src/filetype_support/test.rs:120:13
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let bi_clr_used = bmp_image_parser.bmp_dib_header.bi_clr_used;
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bi_clr_used`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bi_clr_important`
[INFO] [stdout]    --> src/filetype_support/test.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let bi_clr_important = bmp_image_parser.bmp_dib_header.bi_clr_important;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bi_clr_important`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_length`
[INFO] [stdout]   --> src/file_encoding_support/pixel.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let total_length = (width + padding) * length;
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `end`
[INFO] [stdout]    --> src/file_encoding_support/pixel.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let end = start + (width * pixel_size_bytes);
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_length`
[INFO] [stdout]    --> src/file_encoding_support/pixel.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |     let total_length = (width + padding) * length;
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `end`
[INFO] [stdout]    --> src/file_encoding_support/pixel.rs:202:13
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let end = start + (width * pixel_size_bytes);
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FileType` is never used
[INFO] [stdout]   --> src/filetype_support/filetype_support.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum FileType{
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BMP_MAGIC` is never used
[INFO] [stdout]   --> src/filetype_support/bmp.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 | const BMP_MAGIC: u16 = 0x4D42;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BitmapColorTable` is never constructed
[INFO] [stdout]   --> src/filetype_support/bmp.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct BitmapColorTable {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `num_embedded_bits` is never read
[INFO] [stdout]   --> src/filetype_support/bmp.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub struct BmpBitmap {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 90 |     pub num_embedded_bits : Option<usize>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BmpPixelType` is never used
[INFO] [stdout]    --> src/filetype_support/bmp.rs:243:10
[INFO] [stdout]     |
[INFO] [stdout] 243 | pub enum BmpPixelType {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImageSupport` is never constructed
[INFO] [stdout]   --> src/file_encoding_support/file_encoding_support.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct ImageSupport<T: FileEncodingSupport + FileEncodingAlgorithms> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operation` is never used
[INFO] [stdout]   --> src/file_encoding_support/file_encoding_support.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum Operation {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FileEncoding` is never used
[INFO] [stdout]   --> src/file_encoding_support/file_encoding_support.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub enum FileEncoding {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FileEncodingMethod` is never used
[INFO] [stdout]   --> src/file_encoding_support/file_encoding_support.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub enum FileEncodingMethod {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FileEncodingFunctionDerivation` is never used
[INFO] [stdout]   --> src/file_encoding_support/file_encoding_support.rs:54:10
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub enum FileEncodingFunctionDerivation {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `embed_data` and `retrieve_data` are never used
[INFO] [stdout]   --> src/file_encoding_support/file_encoding_support.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub trait FileEncodingSupport {
[INFO] [stdout]    |           ------------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 63 |     fn embed_data(&mut self, data: &mut Vec<u8>, encoding: FileEncoding, encoding_method: FileEncodingMethod, file_encoding_function_deri...
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 64 |
[INFO] [stdout] 65 |     fn retrieve_data(&mut self,data: Vec<u8>,encoding: FileEncoding, encoding_method: FileEncodingMethod, file_encoding_function_derivati...
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WaveType` is never used
[INFO] [stdout]   --> src/file_encoding_support/file_encoding_support.rs:71:10
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub enum WaveType {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FileEncodingAlgorithms` is never used
[INFO] [stdout]   --> src/file_encoding_support/file_encoding_support.rs:79:11
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub trait FileEncodingAlgorithms{
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/file_encoding_support/pixel.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait Pixel {
[INFO] [stdout]    |           ----- methods in this trait
[INFO] [stdout] 21 |     fn red(&self) -> u8;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 22 |     fn green(&self) -> u8;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 23 |     fn blue(&self) -> u8;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     fn alpha(&self) -> u8;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn set_red(&mut self, value: u8);
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 40 |     fn set_green(&mut self, value: u8);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 41 |     fn set_blue(&mut self, value: u8);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn set_alpha(&mut self, value: u8);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_pixels` is never used
[INFO] [stdout]   --> src/file_encoding_support/pixel.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub fn transform_pixels<P, F>(pixel_map: &mut Vec<P>, transform_function: F)
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_pixel_quadrants` is never used
[INFO] [stdout]   --> src/file_encoding_support/pixel.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn transform_pixel_quadrants<P, F>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sin_wave` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn sin_wave(input: u64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sin_scaled` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn sin_scaled(input: u64, scale: f64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cos_wave` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn cos_wave(input: u64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cos_scaled` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn cos_scaled(input: u64, scale: f64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tan_wave` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn tan_wave(input: u64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exp_wave` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn exp_wave(input: u64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `log_wave` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn log_wave(input: u64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sqrt_wave` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn sqrt_wave(input: u64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sqrt_scaled` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn sqrt_scaled(input: u64, scale: f64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mod_wave` is never used
[INFO] [stdout]   --> src/mathematics_support/mathematics_support.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn mod_wave(input: u64, modulus: u64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "736a64c5d3d6822cf403db541937301b9c06e383a7689718e5a21e1f85db8bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736a64c5d3d6822cf403db541937301b9c06e383a7689718e5a21e1f85db8bbf", kill_on_drop: false }`
[INFO] [stdout] 736a64c5d3d6822cf403db541937301b9c06e383a7689718e5a21e1f85db8bbf
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 439abb032d35ec411987910707ea03c63304b794b7afdc40bec33c1675a1066a
[INFO] running `Command { std: "docker" "start" "-a" "439abb032d35ec411987910707ea03c63304b794b7afdc40bec33c1675a1066a", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/filetype_support/bmp.rs:375:23
[INFO] [stderr]     |
[INFO] [stderr] 375 |                     if(self.pixel_size == 3){
[INFO] [stderr]     |                       ^                    ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 375 -                     if(self.pixel_size == 3){
[INFO] [stderr] 375 +                     if self.pixel_size == 3 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/filetype_support/bmp.rs:407:23
[INFO] [stderr]     |
[INFO] [stderr] 407 |                     if(self.pixel_size == 3){
[INFO] [stderr]     |                       ^                    ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 407 -                     if(self.pixel_size == 3){
[INFO] [stderr] 407 +                     if self.pixel_size == 3 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/filetype_support/bmp.rs:159:30
[INFO] [stderr]     |
[INFO] [stderr] 159 |     fn set_fourth(&mut self, value: u8) {
[INFO] [stderr]     |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/filetype_support/bmp.rs:164:29
[INFO] [stderr]     |
[INFO] [stderr] 164 |     fn set_alpha(&mut self, value: u8) {
[INFO] [stderr]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `header_size`
[INFO] [stderr]    --> src/filetype_support/bmp.rs:292:13
[INFO] [stderr]     |
[INFO] [stderr] 292 |         let header_size = std::mem::size_of::<BitmapFileHeader>();
[INFO] [stderr]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_header_size`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dib_header_size`
[INFO] [stderr]    --> src/filetype_support/bmp.rs:293:13
[INFO] [stderr]     |
[INFO] [stderr] 293 |         let dib_header_size = std::mem::size_of::<BitmapDIBHeader>();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dib_header_size`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file_encoding_function_derivation`
[INFO] [stderr]    --> src/filetype_support/bmp.rs:366:9
[INFO] [stderr]     |
[INFO] [stderr] 366 |         file_encoding_function_derivation: FileEncodingFunctionDerivation,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_encoding_function_derivation`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/filetype_support/bmp.rs:393:9
[INFO] [stderr]     |
[INFO] [stderr] 393 |         data: Vec<u8>,
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file_encoding_function_derivation`
[INFO] [stderr]    --> src/filetype_support/bmp.rs:396:9
[INFO] [stderr]     |
[INFO] [stderr] 396 |         file_encoding_function_derivation: FileEncodingFunctionDerivation,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_encoding_function_derivation`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data_vec`
[INFO] [stderr]    --> src/filetype_support/bmp.rs:408:29
[INFO] [stderr]     |
[INFO] [stderr] 408 | ...   let data_vec : Vec<u8> = extract_lsb_data::<RgbPixel>(&mut self.file_data[self.pixel_map.pixel_map_start as usize..], self.pixel_ma...
[INFO] [stderr]     |           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_vec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data_vec`
[INFO] [stderr]    --> src/filetype_support/bmp.rs:410:29
[INFO] [stderr]     |
[INFO] [stderr] 410 | ...   let data_vec : Vec<u8> = extract_lsb_data::<RgbaPixel>( &mut self.file_data[self.pixel_map.pixel_map_start as usize..], self.pixel_...
[INFO] [stderr]     |           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_vec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bf_reserved1`
[INFO] [stderr]    --> src/filetype_support/test.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let bf_reserved1 = bmp_image_parser.bmp_header.bf_reserved1;
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bf_reserved1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bf_reserved2`
[INFO] [stderr]    --> src/filetype_support/test.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |         let bf_reserved2 = bmp_image_parser.bmp_header.bf_reserved2;
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bf_reserved2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bi_compression`
[INFO] [stderr]    --> src/filetype_support/test.rs:116:13
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let bi_compression = bmp_image_parser.bmp_dib_header.bi_compression;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bi_compression`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bi_clr_used`
[INFO] [stderr]    --> src/filetype_support/test.rs:120:13
[INFO] [stderr]     |
[INFO] [stderr] 120 |         let bi_clr_used = bmp_image_parser.bmp_dib_header.bi_clr_used;
[INFO] [stderr]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bi_clr_used`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bi_clr_important`
[INFO] [stderr]    --> src/filetype_support/test.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |         let bi_clr_important = bmp_image_parser.bmp_dib_header.bi_clr_important;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bi_clr_important`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `total_length`
[INFO] [stderr]   --> src/file_encoding_support/pixel.rs:99:9
[INFO] [stderr]    |
[INFO] [stderr] 99 |     let total_length = (width + padding) * length;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_length`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `end`
[INFO] [stderr]    --> src/file_encoding_support/pixel.rs:112:13
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let end = start + (width * pixel_size_bytes);
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_end`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `total_length`
[INFO] [stderr]    --> src/file_encoding_support/pixel.rs:192:9
[INFO] [stderr]     |
[INFO] [stderr] 192 |     let total_length = (width + padding) * length;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_length`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `end`
[INFO] [stderr]    --> src/file_encoding_support/pixel.rs:202:13
[INFO] [stderr]     |
[INFO] [stderr] 202 |         let end = start + (width * pixel_size_bytes);
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_end`
[INFO] [stderr] 
[INFO] [stderr] warning: enum `FileType` is never used
[INFO] [stderr]   --> src/filetype_support/filetype_support.rs:20:10
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub enum FileType{
[INFO] [stderr]    |          ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `BMP_MAGIC` is never used
[INFO] [stderr]   --> src/filetype_support/bmp.rs:27:7
[INFO] [stderr]    |
[INFO] [stderr] 27 | const BMP_MAGIC: u16 = 0x4D42;
[INFO] [stderr]    |       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BitmapColorTable` is never constructed
[INFO] [stderr]   --> src/filetype_support/bmp.rs:63:12
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub struct BitmapColorTable {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `num_embedded_bits` is never read
[INFO] [stderr]   --> src/filetype_support/bmp.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 89 | pub struct BmpBitmap {
[INFO] [stderr]    |            --------- field in this struct
[INFO] [stderr] 90 |     pub num_embedded_bits : Option<usize>,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `BmpPixelType` is never used
[INFO] [stderr]    --> src/filetype_support/bmp.rs:243:10
[INFO] [stderr]     |
[INFO] [stderr] 243 | pub enum BmpPixelType {
[INFO] [stderr]     |          ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ImageSupport` is never constructed
[INFO] [stderr]   --> src/file_encoding_support/file_encoding_support.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct ImageSupport<T: FileEncodingSupport + FileEncodingAlgorithms> {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Operation` is never used
[INFO] [stderr]   --> src/file_encoding_support/file_encoding_support.rs:32:10
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub enum Operation {
[INFO] [stderr]    |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `FileEncoding` is never used
[INFO] [stderr]   --> src/file_encoding_support/file_encoding_support.rs:37:10
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub enum FileEncoding {
[INFO] [stderr]    |          ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `FileEncodingMethod` is never used
[INFO] [stderr]   --> src/file_encoding_support/file_encoding_support.rs:44:10
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub enum FileEncodingMethod {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `FileEncodingFunctionDerivation` is never used
[INFO] [stderr]   --> src/file_encoding_support/file_encoding_support.rs:54:10
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub enum FileEncodingFunctionDerivation {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `embed_data` and `retrieve_data` are never used
[INFO] [stderr]   --> src/file_encoding_support/file_encoding_support.rs:63:8
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub trait FileEncodingSupport {
[INFO] [stderr]    |           ------------------- methods in this trait
[INFO] [stderr] ...
[INFO] [stderr] 63 |     fn embed_data(&mut self, data: &mut Vec<u8>, encoding: FileEncoding, encoding_method: FileEncodingMethod, file_encoding_function_deri...
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 64 |
[INFO] [stderr] 65 |     fn retrieve_data(&mut self,data: Vec<u8>,encoding: FileEncoding, encoding_method: FileEncodingMethod, file_encoding_function_derivati...
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `WaveType` is never used
[INFO] [stderr]   --> src/file_encoding_support/file_encoding_support.rs:71:10
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub enum WaveType {
[INFO] [stderr]    |          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `FileEncodingAlgorithms` is never used
[INFO] [stderr]   --> src/file_encoding_support/file_encoding_support.rs:79:11
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub trait FileEncodingAlgorithms{
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]   --> src/file_encoding_support/pixel.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub trait Pixel {
[INFO] [stderr]    |           ----- methods in this trait
[INFO] [stderr] 21 |     fn red(&self) -> u8;
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 22 |     fn green(&self) -> u8;
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 23 |     fn blue(&self) -> u8;
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 |     fn alpha(&self) -> u8;
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 39 |     fn set_red(&mut self, value: u8);
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 40 |     fn set_green(&mut self, value: u8);
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 41 |     fn set_blue(&mut self, value: u8);
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 52 |     fn set_alpha(&mut self, value: u8);
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `transform_pixels` is never used
[INFO] [stderr]   --> src/file_encoding_support/pixel.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 | pub fn transform_pixels<P, F>(pixel_map: &mut Vec<P>, transform_function: F)
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `transform_pixel_quadrants` is never used
[INFO] [stderr]   --> src/file_encoding_support/pixel.rs:67:8
[INFO] [stderr]    |
[INFO] [stderr] 67 | pub fn transform_pixel_quadrants<P, F>(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sin_wave` is never used
[INFO] [stderr]   --> src/mathematics_support/mathematics_support.rs:19:4
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn sin_wave(input: u64) -> f64 {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sin_scaled` is never used
[INFO] [stderr]   --> src/mathematics_support/mathematics_support.rs:23:4
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn sin_scaled(input: u64, scale: f64) -> u64 {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `cos_wave` is never used
[INFO] [stderr]   --> src/mathematics_support/mathematics_support.rs:27:4
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn cos_wave(input: u64) -> f64 {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `cos_scaled` is never used
[INFO] [stderr]   --> src/mathematics_support/mathematics_support.rs:31:4
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn cos_scaled(input: u64, scale: f64) -> u64 {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tan_wave` is never used
[INFO] [stderr]   --> src/mathematics_support/mathematics_support.rs:35:4
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn tan_wave(input: u64) -> f64 {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `exp_wave` is never used
[INFO] [stderr]   --> src/mathematics_support/mathematics_support.rs:39:4
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn exp_wave(input: u64) -> f64 {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `log_wave` is never used
[INFO] [stderr]   --> src/mathematics_support/mathematics_support.rs:43:4
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn log_wave(input: u64) -> f64 {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sqrt_wave` is never used
[INFO] [stderr]   --> src/mathematics_support/mathematics_support.rs:47:4
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn sqrt_wave(input: u64) -> f64 {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sqrt_scaled` is never used
[INFO] [stderr]   --> src/mathematics_support/mathematics_support.rs:51:4
[INFO] [stderr]    |
[INFO] [stderr] 51 | fn sqrt_scaled(input: u64, scale: f64) -> u64 {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `mod_wave` is never used
[INFO] [stderr]   --> src/mathematics_support/mathematics_support.rs:55:4
[INFO] [stderr]    |
[INFO] [stderr] 55 | fn mod_wave(input: u64, modulus: u64) -> u64 {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `veritasobscura` (bin "veritasobscura" test) generated 46 warnings (run `cargo fix --bin "veritasobscura" -p veritasobscura --tests` to apply 20 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/veritasobscura-08e5868bd84a869c)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stderr] error: test failed, to rerun pass `--bin veritasobscura`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/veritasobscura-08e5868bd84a869c` (exit status: 1)
[INFO] [stderr] note: test exited abnormally; to see the full output pass --no-capture to the harness.
[INFO] running `Command { std: "docker" "inspect" "439abb032d35ec411987910707ea03c63304b794b7afdc40bec33c1675a1066a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "439abb032d35ec411987910707ea03c63304b794b7afdc40bec33c1675a1066a", kill_on_drop: false }`
[INFO] [stdout] 439abb032d35ec411987910707ea03c63304b794b7afdc40bec33c1675a1066a
