[INFO] cloning repository https://github.com/Jost221/color_sort [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jost221/color_sort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJost221%2Fcolor_sort", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJost221%2Fcolor_sort'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4e5754ebf6f7db675354a083a843bc2d638e9b7a [INFO] checking Jost221/color_sort against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJost221%2Fcolor_sort" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jost221/color_sort on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Jost221/color_sort [INFO] finished tweaking git repo https://github.com/Jost221/color_sort [INFO] tweaked toml for git repo https://github.com/Jost221/color_sort written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Jost221/color_sort already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded png v0.17.11 [INFO] [stderr] Downloaded smallvec v1.13.0 [INFO] [stderr] Downloaded image v0.24.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c8639673ef777cefc8046844a2801290989329b1ae71fcd7fde32011c1ce6ff9 [INFO] running `Command { std: "docker" "start" "-a" "c8639673ef777cefc8046844a2801290989329b1ae71fcd7fde32011c1ce6ff9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8639673ef777cefc8046844a2801290989329b1ae71fcd7fde32011c1ce6ff9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8639673ef777cefc8046844a2801290989329b1ae71fcd7fde32011c1ce6ff9", kill_on_drop: false }` [INFO] [stdout] c8639673ef777cefc8046844a2801290989329b1ae71fcd7fde32011c1ce6ff9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 41562bb18d22ef853b5b18d19fd1781e0635ffc63d8e9c7ad2320cf8551d0e31 [INFO] running `Command { std: "docker" "start" "-a" "41562bb18d22ef853b5b18d19fd1781e0635ffc63d8e9c7ad2320cf8551d0e31", kill_on_drop: false }` [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Checking weezl v0.1.7 [INFO] [stderr] Checking half v2.2.1 [INFO] [stderr] Checking smallvec v1.13.0 [INFO] [stderr] Checking rayon v1.8.1 [INFO] [stderr] Checking bytemuck v1.14.0 [INFO] [stderr] Checking qoi v0.4.1 [INFO] [stderr] Checking gif v0.12.0 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking exr v1.71.0 [INFO] [stderr] Checking png v0.17.11 [INFO] [stderr] Checking jpeg-decoder v0.3.1 [INFO] [stderr] Checking tiff v0.9.1 [INFO] [stderr] Checking image v0.24.8 [INFO] [stderr] Checking image-sort v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `RgbImage` [INFO] [stdout] --> src/main.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | use image::{GenericImageView, RgbImage}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RgbImage` [INFO] [stdout] --> src/main.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | use image::{GenericImageView, RgbImage}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | let mut index = 0; [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/main.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | let mut index = 0; [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/main.rs:47:29 [INFO] [stdout] | [INFO] [stdout] 47 | let mut image = read_img(file_path); [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:47:29 [INFO] [stdout] | [INFO] [stdout] 47 | let mut image = read_img(file_path); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/main.rs:107:41 [INFO] [stdout] | [INFO] [stdout] 107 | fn copy(len: usize, data: Vec, path: String, mut path2: &String, mut index: &i32) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:107:55 [INFO] [stdout] | [INFO] [stdout] 107 | fn copy(len: usize, data: Vec, path: String, mut path2: &String, mut index: &i32) { [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:107:75 [INFO] [stdout] | [INFO] [stdout] 107 | fn copy(len: usize, data: Vec, path: String, mut path2: &String, mut index: &i32) { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:89:38 [INFO] [stdout] | [INFO] [stdout] 89 | if let Ok(img) = image::open(path.clone()) { [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/main.rs:107:41 [INFO] [stdout] | [INFO] [stdout] 107 | fn copy(len: usize, data: Vec, path: String, mut path2: &String, mut index: &i32) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:107:55 [INFO] [stdout] | [INFO] [stdout] 107 | fn copy(len: usize, data: Vec, path: String, mut path2: &String, mut index: &i32) { [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:107:75 [INFO] [stdout] | [INFO] [stdout] 107 | fn copy(len: usize, data: Vec, path: String, mut path2: &String, mut index: &i32) { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:89:38 [INFO] [stdout] | [INFO] [stdout] 89 | if let Ok(img) = image::open(path.clone()) { [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.75s [INFO] running `Command { std: "docker" "inspect" "41562bb18d22ef853b5b18d19fd1781e0635ffc63d8e9c7ad2320cf8551d0e31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41562bb18d22ef853b5b18d19fd1781e0635ffc63d8e9c7ad2320cf8551d0e31", kill_on_drop: false }` [INFO] [stdout] 41562bb18d22ef853b5b18d19fd1781e0635ffc63d8e9c7ad2320cf8551d0e31 [INFO] checking Jost221/color_sort against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJost221%2Fcolor_sort" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jost221/color_sort on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Jost221/color_sort [INFO] finished tweaking git repo https://github.com/Jost221/color_sort [INFO] tweaked toml for git repo https://github.com/Jost221/color_sort written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Jost221/color_sort already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] be400452bc9a9c56b39ad28a07f57fab14f100d7f7affae0ea073e0b86475efa [INFO] running `Command { std: "docker" "start" "-a" "be400452bc9a9c56b39ad28a07f57fab14f100d7f7affae0ea073e0b86475efa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be400452bc9a9c56b39ad28a07f57fab14f100d7f7affae0ea073e0b86475efa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be400452bc9a9c56b39ad28a07f57fab14f100d7f7affae0ea073e0b86475efa", kill_on_drop: false }` [INFO] [stdout] be400452bc9a9c56b39ad28a07f57fab14f100d7f7affae0ea073e0b86475efa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3cf298163340c7b62a85fa1741d4ea7edf7363ae90a0d349df793ea284903a75 [INFO] running `Command { std: "docker" "start" "-a" "3cf298163340c7b62a85fa1741d4ea7edf7363ae90a0d349df793ea284903a75", kill_on_drop: false }` [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Checking rayon v1.8.1 [INFO] [stderr] Checking weezl v0.1.7 [INFO] [stderr] Checking smallvec v1.13.0 [INFO] [stderr] Checking bytemuck v1.14.0 [INFO] [stderr] Checking half v2.2.1 [INFO] [stderr] Checking qoi v0.4.1 [INFO] [stderr] Checking exr v1.71.0 [INFO] [stderr] Checking gif v0.12.0 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking png v0.17.11 [INFO] [stderr] Checking jpeg-decoder v0.3.1 [INFO] [stderr] Checking tiff v0.9.1 [INFO] [stderr] Checking image v0.24.8 [INFO] [stderr] Checking image-sort v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `RgbImage` [INFO] [stdout] --> src/main.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | use image::{GenericImageView, RgbImage}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RgbImage` [INFO] [stdout] --> src/main.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | use image::{GenericImageView, RgbImage}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | let mut index = 0; [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/main.rs:47:29 [INFO] [stdout] | [INFO] [stdout] 47 | let mut image = read_img(file_path); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/main.rs:107:41 [INFO] [stdout] | [INFO] [stdout] 107 | fn copy(len: usize, data: Vec, path: String, mut path2: &String, mut index: &i32) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:107:55 [INFO] [stdout] | [INFO] [stdout] 107 | fn copy(len: usize, data: Vec, path: String, mut path2: &String, mut index: &i32) { [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:107:75 [INFO] [stdout] | [INFO] [stdout] 107 | fn copy(len: usize, data: Vec, path: String, mut path2: &String, mut index: &i32) { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:89:38 [INFO] [stdout] | [INFO] [stdout] 89 | if let Ok(img) = image::open(path.clone()) { [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | let mut index = 0; [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/main.rs:47:29 [INFO] [stdout] | [INFO] [stdout] 47 | let mut image = read_img(file_path); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/main.rs:107:41 [INFO] [stdout] | [INFO] [stdout] 107 | fn copy(len: usize, data: Vec, path: String, mut path2: &String, mut index: &i32) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:107:55 [INFO] [stdout] | [INFO] [stdout] 107 | fn copy(len: usize, data: Vec, path: String, mut path2: &String, mut index: &i32) { [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:107:75 [INFO] [stdout] | [INFO] [stdout] 107 | fn copy(len: usize, data: Vec, path: String, mut path2: &String, mut index: &i32) { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:89:38 [INFO] [stdout] | [INFO] [stdout] 89 | if let Ok(img) = image::open(path.clone()) { [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.99s [INFO] running `Command { std: "docker" "inspect" "3cf298163340c7b62a85fa1741d4ea7edf7363ae90a0d349df793ea284903a75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cf298163340c7b62a85fa1741d4ea7edf7363ae90a0d349df793ea284903a75", kill_on_drop: false }` [INFO] [stdout] 3cf298163340c7b62a85fa1741d4ea7edf7363ae90a0d349df793ea284903a75