[INFO] cloning repository https://github.com/tomerhc/colorust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomerhc/colorust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomerhc%2Fcolorust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomerhc%2Fcolorust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f91ea9698a78f01fa9e5beabbc60d8757c8d3942 [INFO] testing tomerhc/colorust against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomerhc%2Fcolorust" "/workspace/builds/worker-78/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-78/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tomerhc/colorust on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tomerhc/colorust [INFO] finished tweaking git repo https://github.com/tomerhc/colorust [INFO] tweaked toml for git repo https://github.com/tomerhc/colorust written to /workspace/builds/worker-78/source/Cargo.toml [INFO] crate git repo https://github.com/tomerhc/colorust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 67abb129f9d81c8e6d0bee73885bf0d1c27e276d1528fa80585f3740e200eb12 [INFO] running `Command { std: "docker" "start" "-a" "67abb129f9d81c8e6d0bee73885bf0d1c27e276d1528fa80585f3740e200eb12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "67abb129f9d81c8e6d0bee73885bf0d1c27e276d1528fa80585f3740e200eb12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67abb129f9d81c8e6d0bee73885bf0d1c27e276d1528fa80585f3740e200eb12", kill_on_drop: false }` [INFO] [stdout] 67abb129f9d81c8e6d0bee73885bf0d1c27e276d1528fa80585f3740e200eb12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 599a7aa08025ba8710226b675ac3d8f88241a1dca5f86a227d2cd2f0908578c3 [INFO] running `Command { std: "docker" "start" "-a" "599a7aa08025ba8710226b675ac3d8f88241a1dca5f86a227d2cd2f0908578c3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling adler32 v1.0.4 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling bytemuck v1.2.0 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling miniz_oxide v0.3.6 [INFO] [stderr] Compiling gif v0.10.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling deflate v0.8.4 [INFO] [stderr] Compiling tiff v0.4.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling png v0.16.3 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.18 [INFO] [stderr] Compiling image v0.23.4 [INFO] [stderr] Compiling colorust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/mcq.rs:10:18 [INFO] [stdout] | [INFO] [stdout] 10 | for i in (0..buckets.len()){//.step_by(2) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 10 - for i in (0..buckets.len()){//.step_by(2) { [INFO] [stdout] 10 + for i in 0..buckets.len() {//.step_by(2) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `image::imageops::FilterType` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use image::imageops::FilterType; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mcq.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | let mut sat_vec: Vec<(image::Rgb, f64)> = v.into_iter().map(|&mut a| (*a, img_ops::calc_sat(a))).collect(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_mode` [INFO] [stdout] --> src/img_ops.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn find_mode(v: &mut [image::Rgb], len_res: usize) -> Vec<(image::Rgb, i32)> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_closest` [INFO] [stdout] --> src/img_ops.rs:21:10 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn find_closest(v: &[image::Rgb], pix: &image::Rgb) -> (image::Rgb, f64) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `combine` [INFO] [stdout] --> src/img_ops.rs:39:10 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn combine(v: &mut [&image:: Rgb], threshold: i32) -> Vec> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_distinct` [INFO] [stdout] --> src/img_ops.rs:65:10 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn find_distinct(v: &mut [image::Rgb], avg_col: &image::Rgb, num: usize) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_avg` [INFO] [stdout] --> src/img_ops.rs:88:10 [INFO] [stdout] | [INFO] [stdout] 88 | pub fn find_avg(v: &mut [&image::Rgb]) -> image::Rgb{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `cut_index` [INFO] [stdout] --> src/mcq.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn cut_index(v: &Vec<&image::Rgb>, channel: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 01s [INFO] running `Command { std: "docker" "inspect" "599a7aa08025ba8710226b675ac3d8f88241a1dca5f86a227d2cd2f0908578c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "599a7aa08025ba8710226b675ac3d8f88241a1dca5f86a227d2cd2f0908578c3", kill_on_drop: false }` [INFO] [stdout] 599a7aa08025ba8710226b675ac3d8f88241a1dca5f86a227d2cd2f0908578c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 23555bef8147d3b1c267bd28f244aab19b104d0f0a9abece6661d1920e3e2b00 [INFO] running `Command { std: "docker" "start" "-a" "23555bef8147d3b1c267bd28f244aab19b104d0f0a9abece6661d1920e3e2b00", kill_on_drop: false }` [INFO] [stderr] Compiling colorust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/mcq.rs:10:18 [INFO] [stdout] | [INFO] [stdout] 10 | for i in (0..buckets.len()){//.step_by(2) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 10 - for i in (0..buckets.len()){//.step_by(2) { [INFO] [stdout] 10 + for i in 0..buckets.len() {//.step_by(2) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `image::imageops::FilterType` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use image::imageops::FilterType; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mcq.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | let mut sat_vec: Vec<(image::Rgb, f64)> = v.into_iter().map(|&mut a| (*a, img_ops::calc_sat(a))).collect(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_mode` [INFO] [stdout] --> src/img_ops.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn find_mode(v: &mut [image::Rgb], len_res: usize) -> Vec<(image::Rgb, i32)> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_closest` [INFO] [stdout] --> src/img_ops.rs:21:10 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn find_closest(v: &[image::Rgb], pix: &image::Rgb) -> (image::Rgb, f64) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `combine` [INFO] [stdout] --> src/img_ops.rs:39:10 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn combine(v: &mut [&image:: Rgb], threshold: i32) -> Vec> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_distinct` [INFO] [stdout] --> src/img_ops.rs:65:10 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn find_distinct(v: &mut [image::Rgb], avg_col: &image::Rgb, num: usize) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `find_avg` [INFO] [stdout] --> src/img_ops.rs:88:10 [INFO] [stdout] | [INFO] [stdout] 88 | pub fn find_avg(v: &mut [&image::Rgb]) -> image::Rgb{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `cut_index` [INFO] [stdout] --> src/mcq.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn cut_index(v: &Vec<&image::Rgb>, channel: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `Command { std: "docker" "inspect" "23555bef8147d3b1c267bd28f244aab19b104d0f0a9abece6661d1920e3e2b00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23555bef8147d3b1c267bd28f244aab19b104d0f0a9abece6661d1920e3e2b00", kill_on_drop: false }` [INFO] [stdout] 23555bef8147d3b1c267bd28f244aab19b104d0f0a9abece6661d1920e3e2b00 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c2e61b09c56a4745f24d856bc5c4ec2d2ba25d41b73faba3e526961e5dec1991 [INFO] running `Command { std: "docker" "start" "-a" "c2e61b09c56a4745f24d856bc5c4ec2d2ba25d41b73faba3e526961e5dec1991", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/mcq.rs:10:18 [INFO] [stderr] | [INFO] [stderr] 10 | for i in (0..buckets.len()){//.step_by(2) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 10 - for i in (0..buckets.len()){//.step_by(2) { [INFO] [stderr] 10 + for i in 0..buckets.len() {//.step_by(2) { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused import: `image::imageops::FilterType` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use image::imageops::FilterType; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/mcq.rs:68:9 [INFO] [stderr] | [INFO] [stderr] 68 | let mut sat_vec: Vec<(image::Rgb, f64)> = v.into_iter().map(|&mut a| (*a, img_ops::calc_sat(a))).collect(); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `find_mode` [INFO] [stderr] --> src/img_ops.rs:6:10 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn find_mode(v: &mut [image::Rgb], len_res: usize) -> Vec<(image::Rgb, i32)> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `find_closest` [INFO] [stderr] --> src/img_ops.rs:21:10 [INFO] [stderr] | [INFO] [stderr] 21 | pub fn find_closest(v: &[image::Rgb], pix: &image::Rgb) -> (image::Rgb, f64) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `combine` [INFO] [stderr] --> src/img_ops.rs:39:10 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn combine(v: &mut [&image:: Rgb], threshold: i32) -> Vec> { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `find_distinct` [INFO] [stderr] --> src/img_ops.rs:65:10 [INFO] [stderr] | [INFO] [stderr] 65 | pub fn find_distinct(v: &mut [image::Rgb], avg_col: &image::Rgb, num: usize) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `find_avg` [INFO] [stderr] --> src/img_ops.rs:88:10 [INFO] [stderr] | [INFO] [stderr] 88 | pub fn find_avg(v: &mut [&image::Rgb]) -> image::Rgb{ [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `cut_index` [INFO] [stderr] --> src/mcq.rs:36:4 [INFO] [stderr] | [INFO] [stderr] 36 | fn cut_index(v: &Vec<&image::Rgb>, channel: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `colorust` (bin "colorust" test) generated 9 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2m 03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/colorust-7ceca5997d58edc0) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c2e61b09c56a4745f24d856bc5c4ec2d2ba25d41b73faba3e526961e5dec1991", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2e61b09c56a4745f24d856bc5c4ec2d2ba25d41b73faba3e526961e5dec1991", kill_on_drop: false }` [INFO] [stdout] c2e61b09c56a4745f24d856bc5c4ec2d2ba25d41b73faba3e526961e5dec1991