[INFO] updating cached repository https://github.com/ucsb-coast-lab/image_clustering [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d264bdd500e78718e716ac96452e6fce8f5545dc [INFO] testing ucsb-coast-lab/image_clustering against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fucsb-coast-lab%2Fimage_clustering" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ucsb-coast-lab/image_clustering on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/ucsb-coast-lab/image_clustering [INFO] finished tweaking git repo https://github.com/ucsb-coast-lab/image_clustering [INFO] tweaked toml for git repo https://github.com/ucsb-coast-lab/image_clustering written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/ucsb-coast-lab/image_clustering already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8de5c4ec3506dfe31808569ab494a6c32a64e96571593584c0a020a8227658ee [INFO] running `"docker" "start" "-a" "8de5c4ec3506dfe31808569ab494a6c32a64e96571593584c0a020a8227658ee"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling svg v0.6.0 [INFO] [stderr] Compiling num-rational v0.2.3 [INFO] [stderr] Compiling tiff v0.3.1 [INFO] [stderr] Compiling rusttype v0.8.2 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling rulinalg v0.4.2 [INFO] [stderr] Compiling plotlib v0.4.0 (https://github.com/quietlychris/plotlib#1f213b51) [INFO] [stderr] Compiling rusttype v0.7.9 [INFO] [stderr] Compiling image v0.22.3 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling imageproc v0.19.2 [INFO] [stderr] Compiling image_clustering v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `draw_cross_mut` [INFO] [stderr] --> src/algorithm_lib.rs:2:26 [INFO] [stderr] | [INFO] [stderr] 2 | use imageproc::drawing::{draw_cross_mut, draw_hollow_circle_mut}; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:363:54 [INFO] [stderr] | [INFO] [stderr] 363 | cluster_centers[pixel.assigned_cluster].0 += (pixel.x as u32); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:364:54 [INFO] [stderr] | [INFO] [stderr] 364 | cluster_centers[pixel.assigned_cluster].1 += (pixel.y as u32); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:420:22 [INFO] [stderr] | [INFO] [stderr] 420 | a_sum += (a[i].r as isize + a[i].g as isize + a[i].b as isize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:422:22 [INFO] [stderr] | [INFO] [stderr] 422 | b_sum += (b[i].r as isize + b[i].g as isize + b[i].b as isize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `visualization_lib::*` [INFO] [stderr] --> src/lib.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use visualization_lib::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `algorithm_lib::*` [INFO] [stderr] --> src/lib.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use algorithm_lib::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rayon::iter::IndexedParallelIterator::position': parallel `position` does not search in order -- use `position_any`, \ [INFO] [stderr] `position_first`, or `position_last` [INFO] [stderr] --> src/algorithm_lib.rs:502:43 [INFO] [stderr] | [INFO] [stderr] 502 | let index = match list.par_iter().position(|&x| x.assigned_cluster == 0) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/visualization_lib.rs:104:9 [INFO] [stderr] | [INFO] [stderr] 104 | for i in 0..num_clusters { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `w` [INFO] [stderr] --> src/visualization_lib.rs:114:21 [INFO] [stderr] | [INFO] [stderr] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> src/visualization_lib.rs:114:24 [INFO] [stderr] | [INFO] [stderr] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_x` [INFO] [stderr] --> src/visualization_lib.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_x` [INFO] [stderr] --> src/visualization_lib.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_y` [INFO] [stderr] --> src/visualization_lib.rs:116:32 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_y` [INFO] [stderr] --> src/visualization_lib.rs:116:43 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pixel` [INFO] [stderr] --> src/algorithm_lib.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | for pixel in &data { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/algorithm_lib.rs:116:9 [INFO] [stderr] | [INFO] [stderr] 116 | let c = a.assigned_cluster; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `position` [INFO] [stderr] --> src/algorithm_lib.rs:161:17 [INFO] [stderr] | [INFO] [stderr] 161 | let position = (x, y); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `prev_clusters` is never read [INFO] [stderr] --> src/algorithm_lib.rs:221:9 [INFO] [stderr] | [INFO] [stderr] 221 | let mut prev_clusters: Vec = Vec::with_capacity(num_clusters); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/algorithm_lib.rs:358:9 [INFO] [stderr] | [INFO] [stderr] 358 | for n in 0..num_clusters { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `diff` is never read [INFO] [stderr] --> src/algorithm_lib.rs:413:9 [INFO] [stderr] | [INFO] [stderr] 413 | let mut diff = 0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `remaining_zeros` is never read [INFO] [stderr] --> src/algorithm_lib.rs:479:13 [INFO] [stderr] | [INFO] [stderr] 479 | let mut remaining_zeros = list.clone().into_iter().filter(|x| x.assigned_cluster == 0).collect::>().len(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:99:9 [INFO] [stderr] | [INFO] [stderr] 99 | let mut img = image::open(img_path).expect("Couldn't open the image"); [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: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:32 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:43 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm_lib.rs:211:5 [INFO] [stderr] | [INFO] [stderr] 211 | mut img: DynamicImage, [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm_lib.rs:460:9 [INFO] [stderr] | [INFO] [stderr] 460 | let mut img = image::open(img_path).expect("Couldn't open the image").resize(size,size,Triangle); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `print` [INFO] [stderr] --> src/algorithm_lib.rs:22:8 [INFO] [stderr] | [INFO] [stderr] 22 | fn print(&self) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 30 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rayon::iter::IndexedParallelIterator::position': parallel `position` does not search in order -- use `position_any`, \ [INFO] [stderr] `position_first`, or `position_last` [INFO] [stderr] --> src/algorithm_lib.rs:502:43 [INFO] [stderr] | [INFO] [stderr] 502 | let index = match list.par_iter().position(|&x| x.assigned_cluster == 0) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pixel` [INFO] [stderr] --> src/algorithm_lib.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | for pixel in &data { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/algorithm_lib.rs:116:9 [INFO] [stderr] | [INFO] [stderr] 116 | let c = a.assigned_cluster; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `position` [INFO] [stderr] --> src/algorithm_lib.rs:161:17 [INFO] [stderr] | [INFO] [stderr] 161 | let position = (x, y); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `prev_clusters` is never read [INFO] [stderr] --> src/algorithm_lib.rs:221:9 [INFO] [stderr] | [INFO] [stderr] 221 | let mut prev_clusters: Vec = Vec::with_capacity(num_clusters); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/algorithm_lib.rs:358:9 [INFO] [stderr] | [INFO] [stderr] 358 | for n in 0..num_clusters { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `diff` is never read [INFO] [stderr] --> src/algorithm_lib.rs:413:9 [INFO] [stderr] | [INFO] [stderr] 413 | let mut diff = 0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `remaining_zeros` is never read [INFO] [stderr] --> src/algorithm_lib.rs:479:13 [INFO] [stderr] | [INFO] [stderr] 479 | let mut remaining_zeros = list.clone().into_iter().filter(|x| x.assigned_cluster == 0).collect::>().len(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/visualization_lib.rs:104:9 [INFO] [stderr] | [INFO] [stderr] 104 | for i in 0..num_clusters { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `w` [INFO] [stderr] --> src/visualization_lib.rs:114:21 [INFO] [stderr] | [INFO] [stderr] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> src/visualization_lib.rs:114:24 [INFO] [stderr] | [INFO] [stderr] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_x` [INFO] [stderr] --> src/visualization_lib.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_x` [INFO] [stderr] --> src/visualization_lib.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_y` [INFO] [stderr] --> src/visualization_lib.rs:116:32 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_y` [INFO] [stderr] --> src/visualization_lib.rs:116:43 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:38:13 [INFO] [stderr] | [INFO] [stderr] 38 | let mut img = image::open(&path).expect("Couldn't open the image"); [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: variable does not need to be mutable [INFO] [stderr] --> src/algorithm_lib.rs:211:5 [INFO] [stderr] | [INFO] [stderr] 211 | mut img: DynamicImage, [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm_lib.rs:460:9 [INFO] [stderr] | [INFO] [stderr] 460 | let mut img = image::open(img_path).expect("Couldn't open the image").resize(size,size,Triangle); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:99:9 [INFO] [stderr] | [INFO] [stderr] 99 | let mut img = image::open(img_path).expect("Couldn't open the image"); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:32 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:43 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 23 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.56s [INFO] running `"docker" "inspect" "8de5c4ec3506dfe31808569ab494a6c32a64e96571593584c0a020a8227658ee"` [INFO] running `"docker" "rm" "-f" "8de5c4ec3506dfe31808569ab494a6c32a64e96571593584c0a020a8227658ee"` [INFO] [stdout] 8de5c4ec3506dfe31808569ab494a6c32a64e96571593584c0a020a8227658ee [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 37268c7543e7b415407ff33cfa62bab7291975654f76b06ae2a696ea6db08295 [INFO] running `"docker" "start" "-a" "37268c7543e7b415407ff33cfa62bab7291975654f76b06ae2a696ea6db08295"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling image_clustering v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `draw_cross_mut` [INFO] [stderr] --> src/algorithm_lib.rs:2:26 [INFO] [stderr] | [INFO] [stderr] 2 | use imageproc::drawing::{draw_cross_mut, draw_hollow_circle_mut}; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:363:54 [INFO] [stderr] | [INFO] [stderr] 363 | cluster_centers[pixel.assigned_cluster].0 += (pixel.x as u32); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:364:54 [INFO] [stderr] | [INFO] [stderr] 364 | cluster_centers[pixel.assigned_cluster].1 += (pixel.y as u32); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:420:22 [INFO] [stderr] | [INFO] [stderr] 420 | a_sum += (a[i].r as isize + a[i].g as isize + a[i].b as isize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:422:22 [INFO] [stderr] | [INFO] [stderr] 422 | b_sum += (b[i].r as isize + b[i].g as isize + b[i].b as isize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `visualization_lib::*` [INFO] [stderr] --> src/lib.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use visualization_lib::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `algorithm_lib::*` [INFO] [stderr] --> src/lib.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use algorithm_lib::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rayon::iter::IndexedParallelIterator::position': parallel `position` does not search in order -- use `position_any`, \ [INFO] [stderr] `position_first`, or `position_last` [INFO] [stderr] --> src/algorithm_lib.rs:502:43 [INFO] [stderr] | [INFO] [stderr] 502 | let index = match list.par_iter().position(|&x| x.assigned_cluster == 0) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/visualization_lib.rs:104:9 [INFO] [stderr] | [INFO] [stderr] 104 | for i in 0..num_clusters { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `w` [INFO] [stderr] --> src/visualization_lib.rs:114:21 [INFO] [stderr] | [INFO] [stderr] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> src/visualization_lib.rs:114:24 [INFO] [stderr] | [INFO] [stderr] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_x` [INFO] [stderr] --> src/visualization_lib.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_x` [INFO] [stderr] --> src/visualization_lib.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_y` [INFO] [stderr] --> src/visualization_lib.rs:116:32 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_y` [INFO] [stderr] --> src/visualization_lib.rs:116:43 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pixel` [INFO] [stderr] --> src/algorithm_lib.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | for pixel in &data { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/algorithm_lib.rs:116:9 [INFO] [stderr] | [INFO] [stderr] 116 | let c = a.assigned_cluster; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `position` [INFO] [stderr] --> src/algorithm_lib.rs:161:17 [INFO] [stderr] | [INFO] [stderr] 161 | let position = (x, y); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `prev_clusters` is never read [INFO] [stderr] --> src/algorithm_lib.rs:221:9 [INFO] [stderr] | [INFO] [stderr] 221 | let mut prev_clusters: Vec = Vec::with_capacity(num_clusters); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/algorithm_lib.rs:358:9 [INFO] [stderr] | [INFO] [stderr] 358 | for n in 0..num_clusters { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `diff` is never read [INFO] [stderr] --> src/algorithm_lib.rs:413:9 [INFO] [stderr] | [INFO] [stderr] 413 | let mut diff = 0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `remaining_zeros` is never read [INFO] [stderr] --> src/algorithm_lib.rs:479:13 [INFO] [stderr] | [INFO] [stderr] 479 | let mut remaining_zeros = list.clone().into_iter().filter(|x| x.assigned_cluster == 0).collect::>().len(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:99:9 [INFO] [stderr] | [INFO] [stderr] 99 | let mut img = image::open(img_path).expect("Couldn't open the image"); [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: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:32 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:43 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm_lib.rs:211:5 [INFO] [stderr] | [INFO] [stderr] 211 | mut img: DynamicImage, [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm_lib.rs:460:9 [INFO] [stderr] | [INFO] [stderr] 460 | let mut img = image::open(img_path).expect("Couldn't open the image").resize(size,size,Triangle); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `print` [INFO] [stderr] --> src/algorithm_lib.rs:22:8 [INFO] [stderr] | [INFO] [stderr] 22 | fn print(&self) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 30 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `draw_cross_mut` [INFO] [stderr] --> src/algorithm_lib.rs:2:26 [INFO] [stderr] | [INFO] [stderr] 2 | use imageproc::drawing::{draw_cross_mut, draw_hollow_circle_mut}; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:363:54 [INFO] [stderr] | [INFO] [stderr] 363 | cluster_centers[pixel.assigned_cluster].0 += (pixel.x as u32); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:364:54 [INFO] [stderr] | [INFO] [stderr] 364 | cluster_centers[pixel.assigned_cluster].1 += (pixel.y as u32); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:420:22 [INFO] [stderr] | [INFO] [stderr] 420 | a_sum += (a[i].r as isize + a[i].g as isize + a[i].b as isize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:422:22 [INFO] [stderr] | [INFO] [stderr] 422 | b_sum += (b[i].r as isize + b[i].g as isize + b[i].b as isize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `visualization_lib::*` [INFO] [stderr] --> src/lib.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use visualization_lib::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `algorithm_lib::*` [INFO] [stderr] --> src/lib.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use algorithm_lib::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rayon::iter::IndexedParallelIterator::position': parallel `position` does not search in order -- use `position_any`, \ [INFO] [stderr] `position_first`, or `position_last` [INFO] [stderr] --> src/algorithm_lib.rs:502:43 [INFO] [stderr] | [INFO] [stderr] 502 | let index = match list.par_iter().position(|&x| x.assigned_cluster == 0) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/visualization_lib.rs:104:9 [INFO] [stderr] | [INFO] [stderr] 104 | for i in 0..num_clusters { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `w` [INFO] [stderr] --> src/visualization_lib.rs:114:21 [INFO] [stderr] | [INFO] [stderr] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> src/visualization_lib.rs:114:24 [INFO] [stderr] | [INFO] [stderr] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_x` [INFO] [stderr] --> src/visualization_lib.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_x` [INFO] [stderr] --> src/visualization_lib.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_y` [INFO] [stderr] --> src/visualization_lib.rs:116:32 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_y` [INFO] [stderr] --> src/visualization_lib.rs:116:43 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pixel` [INFO] [stderr] --> src/algorithm_lib.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | for pixel in &data { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/algorithm_lib.rs:116:9 [INFO] [stderr] | [INFO] [stderr] 116 | let c = a.assigned_cluster; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `position` [INFO] [stderr] --> src/algorithm_lib.rs:161:17 [INFO] [stderr] | [INFO] [stderr] 161 | let position = (x, y); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `prev_clusters` is never read [INFO] [stderr] --> src/algorithm_lib.rs:221:9 [INFO] [stderr] | [INFO] [stderr] 221 | let mut prev_clusters: Vec = Vec::with_capacity(num_clusters); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/algorithm_lib.rs:358:9 [INFO] [stderr] | [INFO] [stderr] 358 | for n in 0..num_clusters { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `diff` is never read [INFO] [stderr] --> src/algorithm_lib.rs:413:9 [INFO] [stderr] | [INFO] [stderr] 413 | let mut diff = 0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `remaining_zeros` is never read [INFO] [stderr] --> src/algorithm_lib.rs:479:13 [INFO] [stderr] | [INFO] [stderr] 479 | let mut remaining_zeros = list.clone().into_iter().filter(|x| x.assigned_cluster == 0).collect::>().len(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:99:9 [INFO] [stderr] | [INFO] [stderr] 99 | let mut img = image::open(img_path).expect("Couldn't open the image"); [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: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:32 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:43 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm_lib.rs:211:5 [INFO] [stderr] | [INFO] [stderr] 211 | mut img: DynamicImage, [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm_lib.rs:460:9 [INFO] [stderr] | [INFO] [stderr] 460 | let mut img = image::open(img_path).expect("Couldn't open the image").resize(size,size,Triangle); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `print` [INFO] [stderr] --> src/algorithm_lib.rs:22:8 [INFO] [stderr] | [INFO] [stderr] 22 | fn print(&self) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rayon::iter::IndexedParallelIterator::position': parallel `position` does not search in order -- use `position_any`, \ [INFO] [stderr] `position_first`, or `position_last` [INFO] [stderr] --> src/algorithm_lib.rs:502:43 [INFO] [stderr] | [INFO] [stderr] 502 | let index = match list.par_iter().position(|&x| x.assigned_cluster == 0) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pixel` [INFO] [stderr] --> src/algorithm_lib.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | for pixel in &data { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/algorithm_lib.rs:116:9 [INFO] [stderr] | [INFO] [stderr] 116 | let c = a.assigned_cluster; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `position` [INFO] [stderr] --> src/algorithm_lib.rs:161:17 [INFO] [stderr] | [INFO] [stderr] 161 | let position = (x, y); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `prev_clusters` is never read [INFO] [stderr] --> src/algorithm_lib.rs:221:9 [INFO] [stderr] | [INFO] [stderr] 221 | let mut prev_clusters: Vec = Vec::with_capacity(num_clusters); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/algorithm_lib.rs:358:9 [INFO] [stderr] | [INFO] [stderr] 358 | for n in 0..num_clusters { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `diff` is never read [INFO] [stderr] --> src/algorithm_lib.rs:413:9 [INFO] [stderr] | [INFO] [stderr] 413 | let mut diff = 0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `remaining_zeros` is never read [INFO] [stderr] --> src/algorithm_lib.rs:479:13 [INFO] [stderr] | [INFO] [stderr] 479 | let mut remaining_zeros = list.clone().into_iter().filter(|x| x.assigned_cluster == 0).collect::>().len(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/visualization_lib.rs:104:9 [INFO] [stderr] | [INFO] [stderr] 104 | for i in 0..num_clusters { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `w` [INFO] [stderr] --> src/visualization_lib.rs:114:21 [INFO] [stderr] | [INFO] [stderr] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> src/visualization_lib.rs:114:24 [INFO] [stderr] | [INFO] [stderr] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_x` [INFO] [stderr] --> src/visualization_lib.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_x` [INFO] [stderr] --> src/visualization_lib.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_y` [INFO] [stderr] --> src/visualization_lib.rs:116:32 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_y` [INFO] [stderr] --> src/visualization_lib.rs:116:43 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:38:13 [INFO] [stderr] | [INFO] [stderr] 38 | let mut img = image::open(&path).expect("Couldn't open the image"); [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: variable does not need to be mutable [INFO] [stderr] --> src/algorithm_lib.rs:211:5 [INFO] [stderr] | [INFO] [stderr] 211 | mut img: DynamicImage, [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm_lib.rs:460:9 [INFO] [stderr] | [INFO] [stderr] 460 | let mut img = image::open(img_path).expect("Couldn't open the image").resize(size,size,Triangle); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:99:9 [INFO] [stderr] | [INFO] [stderr] 99 | let mut img = image::open(img_path).expect("Couldn't open the image"); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:32 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:43 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 30 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 23 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.35s [INFO] running `"docker" "inspect" "37268c7543e7b415407ff33cfa62bab7291975654f76b06ae2a696ea6db08295"` [INFO] running `"docker" "rm" "-f" "37268c7543e7b415407ff33cfa62bab7291975654f76b06ae2a696ea6db08295"` [INFO] [stdout] 37268c7543e7b415407ff33cfa62bab7291975654f76b06ae2a696ea6db08295 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 15dd74ecd6a4e02b52333db7e9b61cc3c10923902b58e1c97bd19ca5c8b3ead4 [INFO] running `"docker" "start" "-a" "15dd74ecd6a4e02b52333db7e9b61cc3c10923902b58e1c97bd19ca5c8b3ead4"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused import: `draw_cross_mut` [INFO] [stderr] --> src/algorithm_lib.rs:2:26 [INFO] [stderr] | [INFO] [stderr] 2 | use imageproc::drawing::{draw_cross_mut, draw_hollow_circle_mut}; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:363:54 [INFO] [stderr] | [INFO] [stderr] 363 | cluster_centers[pixel.assigned_cluster].0 += (pixel.x as u32); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:364:54 [INFO] [stderr] | [INFO] [stderr] 364 | cluster_centers[pixel.assigned_cluster].1 += (pixel.y as u32); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:420:22 [INFO] [stderr] | [INFO] [stderr] 420 | a_sum += (a[i].r as isize + a[i].g as isize + a[i].b as isize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:422:22 [INFO] [stderr] | [INFO] [stderr] 422 | b_sum += (b[i].r as isize + b[i].g as isize + b[i].b as isize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `visualization_lib::*` [INFO] [stderr] --> src/lib.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use visualization_lib::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `algorithm_lib::*` [INFO] [stderr] --> src/lib.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use algorithm_lib::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rayon::iter::IndexedParallelIterator::position': parallel `position` does not search in order -- use `position_any`, \ [INFO] [stderr] `position_first`, or `position_last` [INFO] [stderr] --> src/algorithm_lib.rs:502:43 [INFO] [stderr] | [INFO] [stderr] 502 | let index = match list.par_iter().position(|&x| x.assigned_cluster == 0) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/visualization_lib.rs:104:9 [INFO] [stderr] | [INFO] [stderr] 104 | for i in 0..num_clusters { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `w` [INFO] [stderr] --> src/visualization_lib.rs:114:21 [INFO] [stderr] | [INFO] [stderr] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> src/visualization_lib.rs:114:24 [INFO] [stderr] | [INFO] [stderr] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_x` [INFO] [stderr] --> src/visualization_lib.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_x` [INFO] [stderr] --> src/visualization_lib.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_y` [INFO] [stderr] --> src/visualization_lib.rs:116:32 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_y` [INFO] [stderr] --> src/visualization_lib.rs:116:43 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pixel` [INFO] [stderr] --> src/algorithm_lib.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | for pixel in &data { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/algorithm_lib.rs:116:9 [INFO] [stderr] | [INFO] [stderr] 116 | let c = a.assigned_cluster; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `position` [INFO] [stderr] --> src/algorithm_lib.rs:161:17 [INFO] [stderr] | [INFO] [stderr] 161 | let position = (x, y); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `prev_clusters` is never read [INFO] [stderr] --> src/algorithm_lib.rs:221:9 [INFO] [stderr] | [INFO] [stderr] 221 | let mut prev_clusters: Vec = Vec::with_capacity(num_clusters); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/algorithm_lib.rs:358:9 [INFO] [stderr] | [INFO] [stderr] 358 | for n in 0..num_clusters { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `diff` is never read [INFO] [stderr] --> src/algorithm_lib.rs:413:9 [INFO] [stderr] | [INFO] [stderr] 413 | let mut diff = 0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `remaining_zeros` is never read [INFO] [stderr] --> src/algorithm_lib.rs:479:13 [INFO] [stderr] | [INFO] [stderr] 479 | let mut remaining_zeros = list.clone().into_iter().filter(|x| x.assigned_cluster == 0).collect::>().len(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:99:9 [INFO] [stderr] | [INFO] [stderr] 99 | let mut img = image::open(img_path).expect("Couldn't open the image"); [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: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:32 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:43 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm_lib.rs:211:5 [INFO] [stderr] | [INFO] [stderr] 211 | mut img: DynamicImage, [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm_lib.rs:460:9 [INFO] [stderr] | [INFO] [stderr] 460 | let mut img = image::open(img_path).expect("Couldn't open the image").resize(size,size,Triangle); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `print` [INFO] [stderr] --> src/algorithm_lib.rs:22:8 [INFO] [stderr] | [INFO] [stderr] 22 | fn print(&self) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 30 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `draw_cross_mut` [INFO] [stderr] --> src/algorithm_lib.rs:2:26 [INFO] [stderr] | [INFO] [stderr] 2 | use imageproc::drawing::{draw_cross_mut, draw_hollow_circle_mut}; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:363:54 [INFO] [stderr] | [INFO] [stderr] 363 | cluster_centers[pixel.assigned_cluster].0 += (pixel.x as u32); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:364:54 [INFO] [stderr] | [INFO] [stderr] 364 | cluster_centers[pixel.assigned_cluster].1 += (pixel.y as u32); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:420:22 [INFO] [stderr] | [INFO] [stderr] 420 | a_sum += (a[i].r as isize + a[i].g as isize + a[i].b as isize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:422:22 [INFO] [stderr] | [INFO] [stderr] 422 | b_sum += (b[i].r as isize + b[i].g as isize + b[i].b as isize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `visualization_lib::*` [INFO] [stderr] --> src/lib.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use visualization_lib::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `algorithm_lib::*` [INFO] [stderr] --> src/lib.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use algorithm_lib::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rayon::iter::IndexedParallelIterator::position': parallel `position` does not search in order -- use `position_any`, \ [INFO] [stderr] `position_first`, or `position_last` [INFO] [stderr] --> src/algorithm_lib.rs:502:43 [INFO] [stderr] | [INFO] [stderr] 502 | let index = match list.par_iter().position(|&x| x.assigned_cluster == 0) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/visualization_lib.rs:104:9 [INFO] [stderr] | [INFO] [stderr] 104 | for i in 0..num_clusters { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `w` [INFO] [stderr] --> src/visualization_lib.rs:114:21 [INFO] [stderr] | [INFO] [stderr] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> src/visualization_lib.rs:114:24 [INFO] [stderr] | [INFO] [stderr] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_x` [INFO] [stderr] --> src/visualization_lib.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_x` [INFO] [stderr] --> src/visualization_lib.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_y` [INFO] [stderr] --> src/visualization_lib.rs:116:32 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_y` [INFO] [stderr] --> src/visualization_lib.rs:116:43 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pixel` [INFO] [stderr] --> src/algorithm_lib.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | for pixel in &data { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/algorithm_lib.rs:116:9 [INFO] [stderr] | [INFO] [stderr] 116 | let c = a.assigned_cluster; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `position` [INFO] [stderr] --> src/algorithm_lib.rs:161:17 [INFO] [stderr] | [INFO] [stderr] 161 | let position = (x, y); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `prev_clusters` is never read [INFO] [stderr] --> src/algorithm_lib.rs:221:9 [INFO] [stderr] | [INFO] [stderr] 221 | let mut prev_clusters: Vec = Vec::with_capacity(num_clusters); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/algorithm_lib.rs:358:9 [INFO] [stderr] | [INFO] [stderr] 358 | for n in 0..num_clusters { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `diff` is never read [INFO] [stderr] --> src/algorithm_lib.rs:413:9 [INFO] [stderr] | [INFO] [stderr] 413 | let mut diff = 0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `remaining_zeros` is never read [INFO] [stderr] --> src/algorithm_lib.rs:479:13 [INFO] [stderr] | [INFO] [stderr] 479 | let mut remaining_zeros = list.clone().into_iter().filter(|x| x.assigned_cluster == 0).collect::>().len(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:99:9 [INFO] [stderr] | [INFO] [stderr] 99 | let mut img = image::open(img_path).expect("Couldn't open the image"); [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: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:32 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:43 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm_lib.rs:211:5 [INFO] [stderr] | [INFO] [stderr] 211 | mut img: DynamicImage, [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm_lib.rs:460:9 [INFO] [stderr] | [INFO] [stderr] 460 | let mut img = image::open(img_path).expect("Couldn't open the image").resize(size,size,Triangle); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `print` [INFO] [stderr] --> src/algorithm_lib.rs:22:8 [INFO] [stderr] | [INFO] [stderr] 22 | fn print(&self) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 30 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rayon::iter::IndexedParallelIterator::position': parallel `position` does not search in order -- use `position_any`, \ [INFO] [stderr] `position_first`, or `position_last` [INFO] [stderr] --> src/algorithm_lib.rs:502:43 [INFO] [stderr] | [INFO] [stderr] 502 | let index = match list.par_iter().position(|&x| x.assigned_cluster == 0) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pixel` [INFO] [stderr] --> src/algorithm_lib.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | for pixel in &data { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/algorithm_lib.rs:116:9 [INFO] [stderr] | [INFO] [stderr] 116 | let c = a.assigned_cluster; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `position` [INFO] [stderr] --> src/algorithm_lib.rs:161:17 [INFO] [stderr] | [INFO] [stderr] 161 | let position = (x, y); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `prev_clusters` is never read [INFO] [stderr] --> src/algorithm_lib.rs:221:9 [INFO] [stderr] | [INFO] [stderr] 221 | let mut prev_clusters: Vec = Vec::with_capacity(num_clusters); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/algorithm_lib.rs:358:9 [INFO] [stderr] | [INFO] [stderr] 358 | for n in 0..num_clusters { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `diff` is never read [INFO] [stderr] --> src/algorithm_lib.rs:413:9 [INFO] [stderr] | [INFO] [stderr] 413 | let mut diff = 0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `remaining_zeros` is never read [INFO] [stderr] --> src/algorithm_lib.rs:479:13 [INFO] [stderr] | [INFO] [stderr] 479 | let mut remaining_zeros = list.clone().into_iter().filter(|x| x.assigned_cluster == 0).collect::>().len(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/visualization_lib.rs:104:9 [INFO] [stderr] | [INFO] [stderr] 104 | for i in 0..num_clusters { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `w` [INFO] [stderr] --> src/visualization_lib.rs:114:21 [INFO] [stderr] | [INFO] [stderr] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> src/visualization_lib.rs:114:24 [INFO] [stderr] | [INFO] [stderr] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_x` [INFO] [stderr] --> src/visualization_lib.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_x` [INFO] [stderr] --> src/visualization_lib.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `min_y` [INFO] [stderr] --> src/visualization_lib.rs:116:32 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_y` [INFO] [stderr] --> src/visualization_lib.rs:116:43 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:38:13 [INFO] [stderr] | [INFO] [stderr] 38 | let mut img = image::open(&path).expect("Couldn't open the image"); [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: variable does not need to be mutable [INFO] [stderr] --> src/algorithm_lib.rs:211:5 [INFO] [stderr] | [INFO] [stderr] 211 | mut img: DynamicImage, [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algorithm_lib.rs:460:9 [INFO] [stderr] | [INFO] [stderr] 460 | let mut img = image::open(img_path).expect("Couldn't open the image").resize(size,size,Triangle); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:99:9 [INFO] [stderr] | [INFO] [stderr] 99 | let mut img = image::open(img_path).expect("Couldn't open the image"); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:21 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:32 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/visualization_lib.rs:116:43 [INFO] [stderr] | [INFO] [stderr] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 23 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.23s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/image_clustering-fd6b8b73c6c4b337 [INFO] [stderr] Running /opt/rustwide/target/debug/deps/image_clustering-ea2710c4a4a62ed9 [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Doc-tests image_clustering [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "15dd74ecd6a4e02b52333db7e9b61cc3c10923902b58e1c97bd19ca5c8b3ead4"` [INFO] running `"docker" "rm" "-f" "15dd74ecd6a4e02b52333db7e9b61cc3c10923902b58e1c97bd19ca5c8b3ead4"` [INFO] [stdout] 15dd74ecd6a4e02b52333db7e9b61cc3c10923902b58e1c97bd19ca5c8b3ead4