[INFO] cloning repository https://github.com/ucsb-coast-lab/image_clustering [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ucsb-coast-lab/image_clustering" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fucsb-coast-lab%2Fimage_clustering", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fucsb-coast-lab%2Fimage_clustering'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f35a2c6fd92fc1de1c2032461f897d416a6684b6 [INFO] testing ucsb-coast-lab/image_clustering against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fucsb-coast-lab%2Fimage_clustering" "/workspace/builds/worker-50/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-50/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ucsb-coast-lab/image_clustering on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-50/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d847f129fb1f8acef41347eaf6bfdcea9752960a63194b4ac49ee07344dd43a [INFO] running `Command { std: "docker" "start" "-a" "5d847f129fb1f8acef41347eaf6bfdcea9752960a63194b4ac49ee07344dd43a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d847f129fb1f8acef41347eaf6bfdcea9752960a63194b4ac49ee07344dd43a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d847f129fb1f8acef41347eaf6bfdcea9752960a63194b4ac49ee07344dd43a", kill_on_drop: false }` [INFO] [stdout] 5d847f129fb1f8acef41347eaf6bfdcea9752960a63194b4ac49ee07344dd43a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b1b6d369ac2f2d3fa4e1776eb1c71f922b6ee0acdad2f26ea1f7b88387ea9e50 [INFO] running `Command { std: "docker" "start" "-a" "b1b6d369ac2f2d3fa4e1776eb1c71f922b6ee0acdad2f26ea1f7b88387ea9e50", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling cc v1.0.48 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling adler32 v1.0.4 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling rawpointer v0.1.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling arrayvec v0.5.1 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling custom_derive v0.1.7 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling svg v0.6.0 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling conv v0.3.3 [INFO] [stderr] Compiling gif v0.10.3 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.3 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling stb_truetype v0.3.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling num_cpus v1.11.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling crossbeam-queue v0.2.0 [INFO] [stderr] Compiling png v0.15.2 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling ordered-float v1.0.2 [INFO] [stderr] Compiling backtrace v0.3.40 [INFO] [stderr] Compiling rusttype v0.8.2 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling rusttype v0.7.9 [INFO] [stderr] Compiling rulinalg v0.4.2 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling jpeg-decoder v0.1.18 [INFO] [stderr] Compiling tiff v0.3.1 [INFO] [stderr] Compiling image v0.22.3 [INFO] [stderr] Compiling failure v0.1.6 [INFO] [stderr] Compiling plotlib v0.4.0 (https://github.com/quietlychris/plotlib?branch=master#1f213b51) [INFO] [stderr] Compiling imageproc v0.19.2 [INFO] [stderr] Compiling image_clustering v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `draw_cross_mut`, `draw_hollow_circle_mut` [INFO] [stdout] --> src/algorithm_lib.rs:2:26 [INFO] [stdout] | [INFO] [stdout] 2 | use imageproc::drawing::{draw_cross_mut, draw_hollow_circle_mut}; [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/algorithm_lib.rs:363:54 [INFO] [stdout] | [INFO] [stdout] 363 | cluster_centers[pixel.assigned_cluster].0 += (pixel.x as u32); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 363 - cluster_centers[pixel.assigned_cluster].0 += (pixel.x as u32); [INFO] [stdout] 363 + cluster_centers[pixel.assigned_cluster].0 += pixel.x as u32; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/algorithm_lib.rs:364:54 [INFO] [stdout] | [INFO] [stdout] 364 | cluster_centers[pixel.assigned_cluster].1 += (pixel.y as u32); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 364 - cluster_centers[pixel.assigned_cluster].1 += (pixel.y as u32); [INFO] [stdout] 364 + cluster_centers[pixel.assigned_cluster].1 += pixel.y as u32; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/algorithm_lib.rs:446:22 [INFO] [stdout] | [INFO] [stdout] 446 | a_sum += (a[i].r as isize + a[i].g as isize + a[i].b as isize); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 446 - a_sum += (a[i].r as isize + a[i].g as isize + a[i].b as isize); [INFO] [stdout] 446 + a_sum += a[i].r as isize + a[i].g as isize + a[i].b as isize; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/algorithm_lib.rs:448:22 [INFO] [stdout] | [INFO] [stdout] 448 | b_sum += (b[i].r as isize + b[i].g as isize + b[i].b as isize); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 448 - b_sum += (b[i].r as isize + b[i].g as isize + b[i].b as isize); [INFO] [stdout] 448 + b_sum += b[i].r as isize + b[i].g as isize + b[i].b as isize; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `visualization_lib::*` [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use visualization_lib::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `algorithm_lib::*` [INFO] [stdout] --> src/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use algorithm_lib::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `rayon::iter::IndexedParallelIterator::position`: parallel `position` does not search in order -- use `position_any`, \ [INFO] [stdout] `position_first`, or `position_last` [INFO] [stdout] --> src/algorithm_lib.rs:528:43 [INFO] [stdout] | [INFO] [stdout] 528 | let index = match list.par_iter().position(|&x| x.assigned_cluster == 0) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/visualization_lib.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | for i in 0..num_clusters { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/visualization_lib.rs:114:21 [INFO] [stdout] | [INFO] [stdout] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `h` [INFO] [stdout] --> src/visualization_lib.rs:114:24 [INFO] [stdout] | [INFO] [stdout] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `min_x` [INFO] [stdout] --> src/visualization_lib.rs:116:14 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_min_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_x` [INFO] [stdout] --> src/visualization_lib.rs:116:25 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `min_y` [INFO] [stdout] --> src/visualization_lib.rs:116:36 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_min_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_y` [INFO] [stdout] --> src/visualization_lib.rs:116:47 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pixel` [INFO] [stdout] --> src/algorithm_lib.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | for pixel in &data { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/algorithm_lib.rs:116:9 [INFO] [stdout] | [INFO] [stdout] 116 | let c = a.assigned_cluster; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `position` [INFO] [stdout] --> src/algorithm_lib.rs:161:17 [INFO] [stdout] | [INFO] [stdout] 161 | let position = (x, y); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `prev_clusters` is never read [INFO] [stdout] --> src/algorithm_lib.rs:221:13 [INFO] [stdout] | [INFO] [stdout] 221 | let mut prev_clusters: Vec = Vec::with_capacity(num_clusters); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/algorithm_lib.rs:358:9 [INFO] [stdout] | [INFO] [stdout] 358 | for n in 0..num_clusters { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `diff` is never read [INFO] [stdout] --> src/algorithm_lib.rs:439:13 [INFO] [stdout] | [INFO] [stdout] 439 | let mut diff = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `remaining_zeros` is never read [INFO] [stdout] --> src/algorithm_lib.rs:505:17 [INFO] [stdout] | [INFO] [stdout] 505 | let mut remaining_zeros = list.clone().into_iter().filter(|x| x.assigned_cluster == 0).collect::>().len(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | let mut img = image::open(img_path).expect("Couldn't open the image"); [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: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:10 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:21 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:32 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:43 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/algorithm_lib.rs:211:5 [INFO] [stdout] | [INFO] [stdout] 211 | mut img: DynamicImage, [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/algorithm_lib.rs:486:9 [INFO] [stdout] | [INFO] [stdout] 486 | let mut img = image::open(img_path).expect("Couldn't open the image").resize(size,size,Triangle); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print` [INFO] [stdout] --> src/algorithm_lib.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | fn print(&self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 30 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `rayon::iter::IndexedParallelIterator::position`: parallel `position` does not search in order -- use `position_any`, \ [INFO] [stdout] `position_first`, or `position_last` [INFO] [stdout] --> src/algorithm_lib.rs:528:43 [INFO] [stdout] | [INFO] [stdout] 528 | let index = match list.par_iter().position(|&x| x.assigned_cluster == 0) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pixel` [INFO] [stdout] --> src/algorithm_lib.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | for pixel in &data { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/algorithm_lib.rs:116:9 [INFO] [stdout] | [INFO] [stdout] 116 | let c = a.assigned_cluster; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `position` [INFO] [stdout] --> src/algorithm_lib.rs:161:17 [INFO] [stdout] | [INFO] [stdout] 161 | let position = (x, y); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `prev_clusters` is never read [INFO] [stdout] --> src/algorithm_lib.rs:221:13 [INFO] [stdout] | [INFO] [stdout] 221 | let mut prev_clusters: Vec = Vec::with_capacity(num_clusters); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/algorithm_lib.rs:358:9 [INFO] [stdout] | [INFO] [stdout] 358 | for n in 0..num_clusters { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `diff` is never read [INFO] [stdout] --> src/algorithm_lib.rs:439:13 [INFO] [stdout] | [INFO] [stdout] 439 | let mut diff = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `remaining_zeros` is never read [INFO] [stdout] --> src/algorithm_lib.rs:505:17 [INFO] [stdout] | [INFO] [stdout] 505 | let mut remaining_zeros = list.clone().into_iter().filter(|x| x.assigned_cluster == 0).collect::>().len(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/visualization_lib.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | for i in 0..num_clusters { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/visualization_lib.rs:114:21 [INFO] [stdout] | [INFO] [stdout] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `h` [INFO] [stdout] --> src/visualization_lib.rs:114:24 [INFO] [stdout] | [INFO] [stdout] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `min_x` [INFO] [stdout] --> src/visualization_lib.rs:116:14 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_min_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_x` [INFO] [stdout] --> src/visualization_lib.rs:116:25 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `min_y` [INFO] [stdout] --> src/visualization_lib.rs:116:36 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_min_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_y` [INFO] [stdout] --> src/visualization_lib.rs:116:47 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/algorithm_lib.rs:211:5 [INFO] [stdout] | [INFO] [stdout] 211 | mut img: DynamicImage, [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: variable does not need to be mutable [INFO] [stdout] --> src/algorithm_lib.rs:486:9 [INFO] [stdout] | [INFO] [stdout] 486 | let mut img = image::open(img_path).expect("Couldn't open the image").resize(size,size,Triangle); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | let mut img = image::open(img_path).expect("Couldn't open the image"); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:10 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:21 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:32 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:43 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 38 | let mut img = image::open(&path).expect("Couldn't open the image"); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 34s [INFO] running `Command { std: "docker" "inspect" "b1b6d369ac2f2d3fa4e1776eb1c71f922b6ee0acdad2f26ea1f7b88387ea9e50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1b6d369ac2f2d3fa4e1776eb1c71f922b6ee0acdad2f26ea1f7b88387ea9e50", kill_on_drop: false }` [INFO] [stdout] b1b6d369ac2f2d3fa4e1776eb1c71f922b6ee0acdad2f26ea1f7b88387ea9e50 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 491fa2e620cd78b1a0729fd3fe7d1bfba337d284e0f4e575d6b7978c07c2abde [INFO] running `Command { std: "docker" "start" "-a" "491fa2e620cd78b1a0729fd3fe7d1bfba337d284e0f4e575d6b7978c07c2abde", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: unused imports: `draw_cross_mut`, `draw_hollow_circle_mut` [INFO] [stdout] --> src/algorithm_lib.rs:2:26 [INFO] [stdout] | [INFO] [stdout] 2 | use imageproc::drawing::{draw_cross_mut, draw_hollow_circle_mut}; [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/algorithm_lib.rs:363:54 [INFO] [stdout] | [INFO] [stdout] 363 | cluster_centers[pixel.assigned_cluster].0 += (pixel.x as u32); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 363 - cluster_centers[pixel.assigned_cluster].0 += (pixel.x as u32); [INFO] [stdout] 363 + cluster_centers[pixel.assigned_cluster].0 += pixel.x as u32; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/algorithm_lib.rs:364:54 [INFO] [stdout] | [INFO] [stdout] 364 | cluster_centers[pixel.assigned_cluster].1 += (pixel.y as u32); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 364 - cluster_centers[pixel.assigned_cluster].1 += (pixel.y as u32); [INFO] [stdout] 364 + cluster_centers[pixel.assigned_cluster].1 += pixel.y as u32; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/algorithm_lib.rs:446:22 [INFO] [stdout] | [INFO] [stdout] 446 | a_sum += (a[i].r as isize + a[i].g as isize + a[i].b as isize); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 446 - a_sum += (a[i].r as isize + a[i].g as isize + a[i].b as isize); [INFO] [stdout] 446 + a_sum += a[i].r as isize + a[i].g as isize + a[i].b as isize; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/algorithm_lib.rs:448:22 [INFO] [stdout] | [INFO] [stdout] 448 | b_sum += (b[i].r as isize + b[i].g as isize + b[i].b as isize); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 448 - b_sum += (b[i].r as isize + b[i].g as isize + b[i].b as isize); [INFO] [stdout] 448 + b_sum += b[i].r as isize + b[i].g as isize + b[i].b as isize; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `visualization_lib::*` [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use visualization_lib::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `algorithm_lib::*` [INFO] [stdout] --> src/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use algorithm_lib::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `rayon::iter::IndexedParallelIterator::position`: parallel `position` does not search in order -- use `position_any`, \ [INFO] [stdout] `position_first`, or `position_last` [INFO] [stdout] --> src/algorithm_lib.rs:528:43 [INFO] [stdout] | [INFO] [stdout] 528 | let index = match list.par_iter().position(|&x| x.assigned_cluster == 0) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/visualization_lib.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | for i in 0..num_clusters { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/visualization_lib.rs:114:21 [INFO] [stdout] | [INFO] [stdout] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `h` [INFO] [stdout] --> src/visualization_lib.rs:114:24 [INFO] [stdout] | [INFO] [stdout] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `min_x` [INFO] [stdout] --> src/visualization_lib.rs:116:14 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_min_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_x` [INFO] [stdout] --> src/visualization_lib.rs:116:25 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `min_y` [INFO] [stdout] --> src/visualization_lib.rs:116:36 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_min_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_y` [INFO] [stdout] --> src/visualization_lib.rs:116:47 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pixel` [INFO] [stdout] --> src/algorithm_lib.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | for pixel in &data { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/algorithm_lib.rs:116:9 [INFO] [stdout] | [INFO] [stdout] 116 | let c = a.assigned_cluster; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `position` [INFO] [stdout] --> src/algorithm_lib.rs:161:17 [INFO] [stdout] | [INFO] [stdout] 161 | let position = (x, y); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `prev_clusters` is never read [INFO] [stdout] --> src/algorithm_lib.rs:221:13 [INFO] [stdout] | [INFO] [stdout] 221 | let mut prev_clusters: Vec = Vec::with_capacity(num_clusters); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/algorithm_lib.rs:358:9 [INFO] [stdout] | [INFO] [stdout] 358 | for n in 0..num_clusters { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `diff` is never read [INFO] [stdout] --> src/algorithm_lib.rs:439:13 [INFO] [stdout] | [INFO] [stdout] 439 | let mut diff = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `remaining_zeros` is never read [INFO] [stdout] --> src/algorithm_lib.rs:505:17 [INFO] [stdout] | [INFO] [stdout] 505 | let mut remaining_zeros = list.clone().into_iter().filter(|x| x.assigned_cluster == 0).collect::>().len(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | let mut img = image::open(img_path).expect("Couldn't open the image"); [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: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:10 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:21 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:32 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:43 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling image_clustering v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/algorithm_lib.rs:211:5 [INFO] [stdout] | [INFO] [stdout] 211 | mut img: DynamicImage, [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/algorithm_lib.rs:486:9 [INFO] [stdout] | [INFO] [stdout] 486 | let mut img = image::open(img_path).expect("Couldn't open the image").resize(size,size,Triangle); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print` [INFO] [stdout] --> src/algorithm_lib.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | fn print(&self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 30 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `rayon::iter::IndexedParallelIterator::position`: parallel `position` does not search in order -- use `position_any`, \ [INFO] [stdout] `position_first`, or `position_last` [INFO] [stdout] --> src/algorithm_lib.rs:528:43 [INFO] [stdout] | [INFO] [stdout] 528 | let index = match list.par_iter().position(|&x| x.assigned_cluster == 0) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pixel` [INFO] [stdout] --> src/algorithm_lib.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | for pixel in &data { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/algorithm_lib.rs:116:9 [INFO] [stdout] | [INFO] [stdout] 116 | let c = a.assigned_cluster; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `position` [INFO] [stdout] --> src/algorithm_lib.rs:161:17 [INFO] [stdout] | [INFO] [stdout] 161 | let position = (x, y); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `prev_clusters` is never read [INFO] [stdout] --> src/algorithm_lib.rs:221:13 [INFO] [stdout] | [INFO] [stdout] 221 | let mut prev_clusters: Vec = Vec::with_capacity(num_clusters); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/algorithm_lib.rs:358:9 [INFO] [stdout] | [INFO] [stdout] 358 | for n in 0..num_clusters { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `diff` is never read [INFO] [stdout] --> src/algorithm_lib.rs:439:13 [INFO] [stdout] | [INFO] [stdout] 439 | let mut diff = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `remaining_zeros` is never read [INFO] [stdout] --> src/algorithm_lib.rs:505:17 [INFO] [stdout] | [INFO] [stdout] 505 | let mut remaining_zeros = list.clone().into_iter().filter(|x| x.assigned_cluster == 0).collect::>().len(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/visualization_lib.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | for i in 0..num_clusters { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/visualization_lib.rs:114:21 [INFO] [stdout] | [INFO] [stdout] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `h` [INFO] [stdout] --> src/visualization_lib.rs:114:24 [INFO] [stdout] | [INFO] [stdout] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `min_x` [INFO] [stdout] --> src/visualization_lib.rs:116:14 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_min_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_x` [INFO] [stdout] --> src/visualization_lib.rs:116:25 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `min_y` [INFO] [stdout] --> src/visualization_lib.rs:116:36 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_min_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_y` [INFO] [stdout] --> src/visualization_lib.rs:116:47 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/algorithm_lib.rs:211:5 [INFO] [stdout] | [INFO] [stdout] 211 | mut img: DynamicImage, [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: variable does not need to be mutable [INFO] [stdout] --> src/algorithm_lib.rs:486:9 [INFO] [stdout] | [INFO] [stdout] 486 | let mut img = image::open(img_path).expect("Couldn't open the image").resize(size,size,Triangle); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | let mut img = image::open(img_path).expect("Couldn't open the image"); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:10 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:21 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:32 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:43 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 38 | let mut img = image::open(&path).expect("Couldn't open the image"); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `draw_cross_mut`, `draw_hollow_circle_mut` [INFO] [stdout] --> src/algorithm_lib.rs:2:26 [INFO] [stdout] | [INFO] [stdout] 2 | use imageproc::drawing::{draw_cross_mut, draw_hollow_circle_mut}; [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/algorithm_lib.rs:363:54 [INFO] [stdout] | [INFO] [stdout] 363 | cluster_centers[pixel.assigned_cluster].0 += (pixel.x as u32); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 363 - cluster_centers[pixel.assigned_cluster].0 += (pixel.x as u32); [INFO] [stdout] 363 + cluster_centers[pixel.assigned_cluster].0 += pixel.x as u32; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/algorithm_lib.rs:364:54 [INFO] [stdout] | [INFO] [stdout] 364 | cluster_centers[pixel.assigned_cluster].1 += (pixel.y as u32); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 364 - cluster_centers[pixel.assigned_cluster].1 += (pixel.y as u32); [INFO] [stdout] 364 + cluster_centers[pixel.assigned_cluster].1 += pixel.y as u32; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/algorithm_lib.rs:446:22 [INFO] [stdout] | [INFO] [stdout] 446 | a_sum += (a[i].r as isize + a[i].g as isize + a[i].b as isize); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 446 - a_sum += (a[i].r as isize + a[i].g as isize + a[i].b as isize); [INFO] [stdout] 446 + a_sum += a[i].r as isize + a[i].g as isize + a[i].b as isize; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/algorithm_lib.rs:448:22 [INFO] [stdout] | [INFO] [stdout] 448 | b_sum += (b[i].r as isize + b[i].g as isize + b[i].b as isize); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 448 - b_sum += (b[i].r as isize + b[i].g as isize + b[i].b as isize); [INFO] [stdout] 448 + b_sum += b[i].r as isize + b[i].g as isize + b[i].b as isize; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `visualization_lib::*` [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use visualization_lib::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `algorithm_lib::*` [INFO] [stdout] --> src/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use algorithm_lib::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `rayon::iter::IndexedParallelIterator::position`: parallel `position` does not search in order -- use `position_any`, \ [INFO] [stdout] `position_first`, or `position_last` [INFO] [stdout] --> src/algorithm_lib.rs:528:43 [INFO] [stdout] | [INFO] [stdout] 528 | let index = match list.par_iter().position(|&x| x.assigned_cluster == 0) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/visualization_lib.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | for i in 0..num_clusters { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/visualization_lib.rs:114:21 [INFO] [stdout] | [INFO] [stdout] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `h` [INFO] [stdout] --> src/visualization_lib.rs:114:24 [INFO] [stdout] | [INFO] [stdout] 114 | let (pixel_vec, w, h) = build_kmeans_pixel_list_from_image(img, clusters); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_h` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `min_x` [INFO] [stdout] --> src/visualization_lib.rs:116:14 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_min_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_x` [INFO] [stdout] --> src/visualization_lib.rs:116:25 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `min_y` [INFO] [stdout] --> src/visualization_lib.rs:116:36 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_min_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_y` [INFO] [stdout] --> src/visualization_lib.rs:116:47 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pixel` [INFO] [stdout] --> src/algorithm_lib.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | for pixel in &data { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/algorithm_lib.rs:116:9 [INFO] [stdout] | [INFO] [stdout] 116 | let c = a.assigned_cluster; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `position` [INFO] [stdout] --> src/algorithm_lib.rs:161:17 [INFO] [stdout] | [INFO] [stdout] 161 | let position = (x, y); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `prev_clusters` is never read [INFO] [stdout] --> src/algorithm_lib.rs:221:13 [INFO] [stdout] | [INFO] [stdout] 221 | let mut prev_clusters: Vec = Vec::with_capacity(num_clusters); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/algorithm_lib.rs:358:9 [INFO] [stdout] | [INFO] [stdout] 358 | for n in 0..num_clusters { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `diff` is never read [INFO] [stdout] --> src/algorithm_lib.rs:439:13 [INFO] [stdout] | [INFO] [stdout] 439 | let mut diff = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `remaining_zeros` is never read [INFO] [stdout] --> src/algorithm_lib.rs:505:17 [INFO] [stdout] | [INFO] [stdout] 505 | let mut remaining_zeros = list.clone().into_iter().filter(|x| x.assigned_cluster == 0).collect::>().len(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | let mut img = image::open(img_path).expect("Couldn't open the image"); [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: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:10 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:21 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:32 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/visualization_lib.rs:116:43 [INFO] [stdout] | [INFO] [stdout] 116 | let (mut min_x, mut max_x, mut min_y, mut max_y) = (0f64, 0f64, 0f64, 0f64); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/algorithm_lib.rs:211:5 [INFO] [stdout] | [INFO] [stdout] 211 | mut img: DynamicImage, [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/algorithm_lib.rs:486:9 [INFO] [stdout] | [INFO] [stdout] 486 | let mut img = image::open(img_path).expect("Couldn't open the image").resize(size,size,Triangle); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print` [INFO] [stdout] --> src/algorithm_lib.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | fn print(&self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 30 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 10.74s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/image_clustering-63473d1850591222) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/image_clustering-f6d60c0df3e4ee01) [INFO] running `Command { std: "docker" "inspect" "491fa2e620cd78b1a0729fd3fe7d1bfba337d284e0f4e575d6b7978c07c2abde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "491fa2e620cd78b1a0729fd3fe7d1bfba337d284e0f4e575d6b7978c07c2abde", kill_on_drop: false }` [INFO] [stdout] 491fa2e620cd78b1a0729fd3fe7d1bfba337d284e0f4e575d6b7978c07c2abde [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9e0636413295a6ba321f323d9333293bcf15d45c6989e7377d49e76fbbf8f59e [INFO] running `Command { std: "docker" "start" "-a" "9e0636413295a6ba321f323d9333293bcf15d45c6989e7377d49e76fbbf8f59e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused imports: `draw_cross_mut`, `draw_hollow_circle_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] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 363 - cluster_centers[pixel.assigned_cluster].0 += (pixel.x as u32); [INFO] [stderr] 363 + cluster_centers[pixel.assigned_cluster].0 += pixel.x as u32; [INFO] [stderr] | [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] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 364 - cluster_centers[pixel.assigned_cluster].1 += (pixel.y as u32); [INFO] [stderr] 364 + cluster_centers[pixel.assigned_cluster].1 += pixel.y as u32; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:446:22 [INFO] [stderr] | [INFO] [stderr] 446 | a_sum += (a[i].r as isize + a[i].g as isize + a[i].b as isize); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 446 - a_sum += (a[i].r as isize + a[i].g as isize + a[i].b as isize); [INFO] [stderr] 446 + a_sum += a[i].r as isize + a[i].g as isize + a[i].b as isize; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/algorithm_lib.rs:448:22 [INFO] [stderr] | [INFO] [stderr] 448 | b_sum += (b[i].r as isize + b[i].g as isize + b[i].b as isize); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 448 - b_sum += (b[i].r as isize + b[i].g as isize + b[i].b as isize); [INFO] [stderr] 448 + b_sum += b[i].r as isize + b[i].g as isize + b[i].b as isize; [INFO] [stderr] | [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 associated function `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:528:43 [INFO] [stderr] | [INFO] [stderr] 528 | 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:116:14 [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:116:25 [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:116:36 [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:116:47 [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:221:13 [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:439:13 [INFO] [stderr] | [INFO] [stderr] 439 | 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:505:17 [INFO] [stderr] | [INFO] [stderr] 505 | 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:486:9 [INFO] [stderr] | [INFO] [stderr] 486 | 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: `image_clustering` (lib) generated 30 warnings [INFO] [stderr] warning: `image_clustering` (lib test) generated 30 warnings (30 duplicates) [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: `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: 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] = 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: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/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] warning: `image_clustering` (bin "image_clustering" test) generated 23 warnings (18 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.00s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/image_clustering-63473d1850591222) [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] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/image_clustering-f6d60c0df3e4ee01) [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] [stderr] Doc-tests image_clustering [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> /opt/rustwide/workdir/src/algorithm_lib.rs:363:54 [INFO] [stderr] | [INFO] [stderr] 363 | cluster_centers[pixel.assigned_cluster].0 += (pixel.x as u32); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 363 - cluster_centers[pixel.assigned_cluster].0 += (pixel.x as u32); [INFO] [stderr] 363 + cluster_centers[pixel.assigned_cluster].0 += pixel.x as u32; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> /opt/rustwide/workdir/src/algorithm_lib.rs:364:54 [INFO] [stderr] | [INFO] [stderr] 364 | cluster_centers[pixel.assigned_cluster].1 += (pixel.y as u32); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 364 - cluster_centers[pixel.assigned_cluster].1 += (pixel.y as u32); [INFO] [stderr] 364 + cluster_centers[pixel.assigned_cluster].1 += pixel.y as u32; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> /opt/rustwide/workdir/src/algorithm_lib.rs:446:22 [INFO] [stderr] | [INFO] [stderr] 446 | a_sum += (a[i].r as isize + a[i].g as isize + a[i].b as isize); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 446 - a_sum += (a[i].r as isize + a[i].g as isize + a[i].b as isize); [INFO] [stderr] 446 + a_sum += a[i].r as isize + a[i].g as isize + a[i].b as isize; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> /opt/rustwide/workdir/src/algorithm_lib.rs:448:22 [INFO] [stderr] | [INFO] [stderr] 448 | b_sum += (b[i].r as isize + b[i].g as isize + b[i].b as isize); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 448 - b_sum += (b[i].r as isize + b[i].g as isize + b[i].b as isize); [INFO] [stderr] 448 + b_sum += b[i].r as isize + b[i].g as isize + b[i].b as isize; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [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" "9e0636413295a6ba321f323d9333293bcf15d45c6989e7377d49e76fbbf8f59e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e0636413295a6ba321f323d9333293bcf15d45c6989e7377d49e76fbbf8f59e", kill_on_drop: false }` [INFO] [stdout] 9e0636413295a6ba321f323d9333293bcf15d45c6989e7377d49e76fbbf8f59e