[INFO] fetching crate image-toolbox 0.1.1... [INFO] testing image-toolbox-0.1.1 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate image-toolbox 0.1.1 into /workspace/builds/worker-26/source [INFO] validating manifest of crates.io crate image-toolbox 0.1.1 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 crates.io crate image-toolbox 0.1.1 [INFO] finished tweaking crates.io crate image-toolbox 0.1.1 [INFO] tweaked toml for crates.io crate image-toolbox 0.1.1 written to /workspace/builds/worker-26/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 6354a4a5f3dea156292d5da4d23b2d11b522153e31f9e04f81becc43d61b1c0c [INFO] running `Command { std: "docker" "start" "-a" "6354a4a5f3dea156292d5da4d23b2d11b522153e31f9e04f81becc43d61b1c0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6354a4a5f3dea156292d5da4d23b2d11b522153e31f9e04f81becc43d61b1c0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6354a4a5f3dea156292d5da4d23b2d11b522153e31f9e04f81becc43d61b1c0c", kill_on_drop: false }` [INFO] [stdout] 6354a4a5f3dea156292d5da4d23b2d11b522153e31f9e04f81becc43d61b1c0c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 93dc23ad29742418632344a886055b748d9d47be1e3ad3df72573a7462e4ddf5 [INFO] running `Command { std: "docker" "start" "-a" "93dc23ad29742418632344a886055b748d9d47be1e3ad3df72573a7462e4ddf5", kill_on_drop: false }` [INFO] [stderr] Compiling math v0.0.2 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling png v0.14.1 [INFO] [stderr] Compiling tiff v0.2.2 [INFO] [stderr] Compiling image v0.21.3 [INFO] [stderr] Compiling image-toolbox v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ImageBuffer`, `RGB` [INFO] [stdout] --> src/lib.rs:33:27 [INFO] [stdout] | [INFO] [stdout] 33 | use image::{GenericImage, ImageBuffer,RGB,GenericImageView, DynamicImage}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `image::imageops` [INFO] [stdout] --> src/lib.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | use image::imageops; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `max`, `min` [INFO] [stdout] --> src/lib.rs:35:16 [INFO] [stdout] | [INFO] [stdout] 35 | use std::cmp::{min, max}; [INFO] [stdout] | ^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `R` is named the same as one of the variants of the type `Pix` [INFO] [stdout] --> src/lib.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | R => self.r_dist[pix_val as usize], [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `Pix::R` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bindings_with_variant_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `G` is named the same as one of the variants of the type `Pix` [INFO] [stdout] --> src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | G => self.g_dist[pix_val as usize], [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `Pix::G` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `B` is named the same as one of the variants of the type `Pix` [INFO] [stdout] --> src/lib.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | B => self.b_dist[pix_val as usize], [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `Pix::B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 81 | R => self.r_dist[pix_val as usize], [INFO] [stdout] | - matches any value [INFO] [stdout] 82 | G => self.g_dist[pix_val as usize], [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 81 | R => self.r_dist[pix_val as usize], [INFO] [stdout] | - matches any value [INFO] [stdout] 82 | G => self.g_dist[pix_val as usize], [INFO] [stdout] 83 | B => self.b_dist[pix_val as usize], [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_pixel` [INFO] [stdout] --> src/lib.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | let new_pixel = 0; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_pixel` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `R` [INFO] [stdout] --> src/lib.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | R => self.r_dist[pix_val as usize], [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_R` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `G` [INFO] [stdout] --> src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | G => self.g_dist[pix_val as usize], [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_G` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `B` [INFO] [stdout] --> src/lib.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | B => self.b_dist[pix_val as usize], [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `sum_distros` is assigned to, but never used [INFO] [stdout] --> src/lib.rs:103:17 [INFO] [stdout] | [INFO] [stdout] 103 | let mut sum_distros = 0.0; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_sum_distros` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:128:9 [INFO] [stdout] | [INFO] [stdout] 128 | let mut up_to = original_pixel as u32 +1; [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 `L` should have a snake case name [INFO] [stdout] --> src/lib.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | let L = 256; [INFO] [stdout] | ^ help: convert the identifier to snake case: `l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | write!(f,"\n----------------- RED -----------------\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | write!(f,"{} => {}\n", i, self.r_dist[i]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | write!(f,"\n----------------- GREEN -----------------\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:62:17 [INFO] [stdout] | [INFO] [stdout] 62 | write!(f,"{} => {}\n", i, self.g_dist[i]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | write!(f,"\n----------------- BLUE -----------------\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | write!(f,"{} => {}\n", i, self.b_dist[i]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `R` should have a snake case name [INFO] [stdout] --> src/lib.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | R => self.r_dist[pix_val as usize], [INFO] [stdout] | ^ help: convert the identifier to snake case: `r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `G` should have a snake case name [INFO] [stdout] --> src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | G => self.g_dist[pix_val as usize], [INFO] [stdout] | ^ help: convert the identifier to snake case: `g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `B` should have a snake case name [INFO] [stdout] --> src/lib.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | B => self.b_dist[pix_val as usize], [INFO] [stdout] | ^ help: convert the identifier to snake case: `b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `L` should have a snake case name [INFO] [stdout] --> src/lib.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let L = 256; [INFO] [stdout] | ^ help: convert the identifier to snake case: `l` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `colorType` should have a snake case name [INFO] [stdout] --> src/lib.rs:124:45 [INFO] [stdout] | [INFO] [stdout] 124 | pub fn transform_pixel(original_pixel : u8, colorType : Pix ,histogram :& Histogram)-> u8{ [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `color_type` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `L` should have a snake case name [INFO] [stdout] --> src/lib.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 125 | let L = 256.0; [INFO] [stdout] | ^ help: convert the identifier to snake case: `l` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 27 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0170`. [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.56s [INFO] running `Command { std: "docker" "inspect" "93dc23ad29742418632344a886055b748d9d47be1e3ad3df72573a7462e4ddf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93dc23ad29742418632344a886055b748d9d47be1e3ad3df72573a7462e4ddf5", kill_on_drop: false }` [INFO] [stdout] 93dc23ad29742418632344a886055b748d9d47be1e3ad3df72573a7462e4ddf5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] e881fcd73959c02f29018644e34829498dd8cd22ff5809956fbef2924970564e [INFO] running `Command { std: "docker" "start" "-a" "e881fcd73959c02f29018644e34829498dd8cd22ff5809956fbef2924970564e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling image-toolbox v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ImageBuffer`, `RGB` [INFO] [stdout] --> src/lib.rs:33:27 [INFO] [stdout] | [INFO] [stdout] 33 | use image::{GenericImage, ImageBuffer,RGB,GenericImageView, DynamicImage}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `image::imageops` [INFO] [stdout] --> src/lib.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | use image::imageops; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `max`, `min` [INFO] [stdout] --> src/lib.rs:35:16 [INFO] [stdout] | [INFO] [stdout] 35 | use std::cmp::{min, max}; [INFO] [stdout] | ^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `R` is named the same as one of the variants of the type `Pix` [INFO] [stdout] --> src/lib.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | R => self.r_dist[pix_val as usize], [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `Pix::R` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bindings_with_variant_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `G` is named the same as one of the variants of the type `Pix` [INFO] [stdout] --> src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | G => self.g_dist[pix_val as usize], [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `Pix::G` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `B` is named the same as one of the variants of the type `Pix` [INFO] [stdout] --> src/lib.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | B => self.b_dist[pix_val as usize], [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `Pix::B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 81 | R => self.r_dist[pix_val as usize], [INFO] [stdout] | - matches any value [INFO] [stdout] 82 | G => self.g_dist[pix_val as usize], [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 81 | R => self.r_dist[pix_val as usize], [INFO] [stdout] | - matches any value [INFO] [stdout] 82 | G => self.g_dist[pix_val as usize], [INFO] [stdout] 83 | B => self.b_dist[pix_val as usize], [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_pixel` [INFO] [stdout] --> src/lib.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | let new_pixel = 0; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_pixel` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `R` [INFO] [stdout] --> src/lib.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | R => self.r_dist[pix_val as usize], [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_R` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `G` [INFO] [stdout] --> src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | G => self.g_dist[pix_val as usize], [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_G` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `B` [INFO] [stdout] --> src/lib.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | B => self.b_dist[pix_val as usize], [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `sum_distros` is assigned to, but never used [INFO] [stdout] --> src/lib.rs:103:17 [INFO] [stdout] | [INFO] [stdout] 103 | let mut sum_distros = 0.0; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_sum_distros` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:128:9 [INFO] [stdout] | [INFO] [stdout] 128 | let mut up_to = original_pixel as u32 +1; [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 `L` should have a snake case name [INFO] [stdout] --> src/lib.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | let L = 256; [INFO] [stdout] | ^ help: convert the identifier to snake case: `l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | write!(f,"\n----------------- RED -----------------\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | write!(f,"{} => {}\n", i, self.r_dist[i]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | write!(f,"\n----------------- GREEN -----------------\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:62:17 [INFO] [stdout] | [INFO] [stdout] 62 | write!(f,"{} => {}\n", i, self.g_dist[i]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | write!(f,"\n----------------- BLUE -----------------\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | write!(f,"{} => {}\n", i, self.b_dist[i]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `R` should have a snake case name [INFO] [stdout] --> src/lib.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | R => self.r_dist[pix_val as usize], [INFO] [stdout] | ^ help: convert the identifier to snake case: `r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `G` should have a snake case name [INFO] [stdout] --> src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | G => self.g_dist[pix_val as usize], [INFO] [stdout] | ^ help: convert the identifier to snake case: `g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `B` should have a snake case name [INFO] [stdout] --> src/lib.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | B => self.b_dist[pix_val as usize], [INFO] [stdout] | ^ help: convert the identifier to snake case: `b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `L` should have a snake case name [INFO] [stdout] --> src/lib.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let L = 256; [INFO] [stdout] | ^ help: convert the identifier to snake case: `l` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `colorType` should have a snake case name [INFO] [stdout] --> src/lib.rs:124:45 [INFO] [stdout] | [INFO] [stdout] 124 | pub fn transform_pixel(original_pixel : u8, colorType : Pix ,histogram :& Histogram)-> u8{ [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `color_type` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `L` should have a snake case name [INFO] [stdout] --> src/lib.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 125 | let L = 256.0; [INFO] [stdout] | ^ help: convert the identifier to snake case: `l` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 27 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0170`. [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ImageBuffer`, `RGB` [INFO] [stdout] --> src/lib.rs:33:27 [INFO] [stdout] | [INFO] [stdout] 33 | use image::{GenericImage, ImageBuffer,RGB,GenericImageView, DynamicImage}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `image::imageops` [INFO] [stdout] --> src/lib.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | use image::imageops; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `max`, `min` [INFO] [stdout] --> src/lib.rs:35:16 [INFO] [stdout] | [INFO] [stdout] 35 | use std::cmp::{min, max}; [INFO] [stdout] | ^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `R` is named the same as one of the variants of the type `Pix` [INFO] [stdout] --> src/lib.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | R => self.r_dist[pix_val as usize], [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `Pix::R` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bindings_with_variant_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `G` is named the same as one of the variants of the type `Pix` [INFO] [stdout] --> src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | G => self.g_dist[pix_val as usize], [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `Pix::G` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `B` is named the same as one of the variants of the type `Pix` [INFO] [stdout] --> src/lib.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | B => self.b_dist[pix_val as usize], [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `Pix::B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 81 | R => self.r_dist[pix_val as usize], [INFO] [stdout] | - matches any value [INFO] [stdout] 82 | G => self.g_dist[pix_val as usize], [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 81 | R => self.r_dist[pix_val as usize], [INFO] [stdout] | - matches any value [INFO] [stdout] 82 | G => self.g_dist[pix_val as usize], [INFO] [stdout] 83 | B => self.b_dist[pix_val as usize], [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_pixel` [INFO] [stdout] --> src/lib.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | let new_pixel = 0; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_pixel` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `R` [INFO] [stdout] --> src/lib.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | R => self.r_dist[pix_val as usize], [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_R` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `G` [INFO] [stdout] --> src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | G => self.g_dist[pix_val as usize], [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_G` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `B` [INFO] [stdout] --> src/lib.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | B => self.b_dist[pix_val as usize], [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `sum_distros` is assigned to, but never used [INFO] [stdout] --> src/lib.rs:103:17 [INFO] [stdout] | [INFO] [stdout] 103 | let mut sum_distros = 0.0; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_sum_distros` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p2` [INFO] [stdout] --> src/lib.rs:218:21 [INFO] [stdout] | [INFO] [stdout] 218 | let p2 = img2.get_pixel(i, j); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_p2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:128:9 [INFO] [stdout] | [INFO] [stdout] 128 | let mut up_to = original_pixel as u32 +1; [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 `L` should have a snake case name [INFO] [stdout] --> src/lib.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | let L = 256; [INFO] [stdout] | ^ help: convert the identifier to snake case: `l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | write!(f,"\n----------------- RED -----------------\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | write!(f,"{} => {}\n", i, self.r_dist[i]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | write!(f,"\n----------------- GREEN -----------------\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:62:17 [INFO] [stdout] | [INFO] [stdout] 62 | write!(f,"{} => {}\n", i, self.g_dist[i]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | write!(f,"\n----------------- BLUE -----------------\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | write!(f,"{} => {}\n", i, self.b_dist[i]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `R` should have a snake case name [INFO] [stdout] --> src/lib.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | R => self.r_dist[pix_val as usize], [INFO] [stdout] | ^ help: convert the identifier to snake case: `r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `G` should have a snake case name [INFO] [stdout] --> src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | G => self.g_dist[pix_val as usize], [INFO] [stdout] | ^ help: convert the identifier to snake case: `g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `B` should have a snake case name [INFO] [stdout] --> src/lib.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | B => self.b_dist[pix_val as usize], [INFO] [stdout] | ^ help: convert the identifier to snake case: `b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `L` should have a snake case name [INFO] [stdout] --> src/lib.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let L = 256; [INFO] [stdout] | ^ help: convert the identifier to snake case: `l` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `colorType` should have a snake case name [INFO] [stdout] --> src/lib.rs:124:45 [INFO] [stdout] | [INFO] [stdout] 124 | pub fn transform_pixel(original_pixel : u8, colorType : Pix ,histogram :& Histogram)-> u8{ [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `color_type` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `L` should have a snake case name [INFO] [stdout] --> src/lib.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 125 | let L = 256.0; [INFO] [stdout] | ^ help: convert the identifier to snake case: `l` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 28 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0170`. [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.51s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/image_toolbox-c4884a9081450d7e) [INFO] running `Command { std: "docker" "inspect" "e881fcd73959c02f29018644e34829498dd8cd22ff5809956fbef2924970564e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e881fcd73959c02f29018644e34829498dd8cd22ff5809956fbef2924970564e", kill_on_drop: false }` [INFO] [stdout] e881fcd73959c02f29018644e34829498dd8cd22ff5809956fbef2924970564e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 6248fc18f6fcf787dfba4f2ffe190da21b7c53b843e7fd358c863e25a5de52dd [INFO] running `Command { std: "docker" "start" "-a" "6248fc18f6fcf787dfba4f2ffe190da21b7c53b843e7fd358c863e25a5de52dd", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused imports: `ImageBuffer`, `RGB` [INFO] [stderr] --> src/lib.rs:33:27 [INFO] [stderr] | [INFO] [stderr] 33 | use image::{GenericImage, ImageBuffer,RGB,GenericImageView, DynamicImage}; [INFO] [stderr] | ^^^^^^^^^^^ ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `image::imageops` [INFO] [stderr] --> src/lib.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | use image::imageops; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `max`, `min` [INFO] [stderr] --> src/lib.rs:35:16 [INFO] [stderr] | [INFO] [stderr] 35 | use std::cmp::{min, max}; [INFO] [stderr] | ^^^ ^^^ [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `R` is named the same as one of the variants of the type `Pix` [INFO] [stderr] --> src/lib.rs:81:13 [INFO] [stderr] | [INFO] [stderr] 81 | R => self.r_dist[pix_val as usize], [INFO] [stderr] | ^ help: to match on the variant, qualify the path: `Pix::R` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bindings_with_variant_name)]` on by default [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `G` is named the same as one of the variants of the type `Pix` [INFO] [stderr] --> src/lib.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 82 | G => self.g_dist[pix_val as usize], [INFO] [stderr] | ^ help: to match on the variant, qualify the path: `Pix::G` [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `B` is named the same as one of the variants of the type `Pix` [INFO] [stderr] --> src/lib.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | B => self.b_dist[pix_val as usize], [INFO] [stderr] | ^ help: to match on the variant, qualify the path: `Pix::B` [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 81 | R => self.r_dist[pix_val as usize], [INFO] [stderr] | - matches any value [INFO] [stderr] 82 | G => self.g_dist[pix_val as usize], [INFO] [stderr] | ^ unreachable pattern [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 81 | R => self.r_dist[pix_val as usize], [INFO] [stderr] | - matches any value [INFO] [stderr] 82 | G => self.g_dist[pix_val as usize], [INFO] [stderr] 83 | B => self.b_dist[pix_val as usize], [INFO] [stderr] | ^ unreachable pattern [INFO] [stderr] [INFO] [stderr] warning: unused variable: `new_pixel` [INFO] [stderr] --> src/lib.rs:126:9 [INFO] [stderr] | [INFO] [stderr] 126 | let new_pixel = 0; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_pixel` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `R` [INFO] [stderr] --> src/lib.rs:81:13 [INFO] [stderr] | [INFO] [stderr] 81 | R => self.r_dist[pix_val as usize], [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_R` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `G` [INFO] [stderr] --> src/lib.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 82 | G => self.g_dist[pix_val as usize], [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_G` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `B` [INFO] [stderr] --> src/lib.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | B => self.b_dist[pix_val as usize], [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_B` [INFO] [stderr] [INFO] [stderr] warning: variable `sum_distros` is assigned to, but never used [INFO] [stderr] --> src/lib.rs:103:17 [INFO] [stderr] | [INFO] [stderr] 103 | let mut sum_distros = 0.0; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_sum_distros` instead [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:128:9 [INFO] [stderr] | [INFO] [stderr] 128 | let mut up_to = original_pixel as u32 +1; [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 `L` should have a snake case name [INFO] [stderr] --> src/lib.rs:52:13 [INFO] [stderr] | [INFO] [stderr] 52 | let L = 256; [INFO] [stderr] | ^ help: convert the identifier to snake case: `l` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | write!(f,"\n----------------- RED -----------------\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:56:17 [INFO] [stderr] | [INFO] [stderr] 56 | write!(f,"{} => {}\n", i, self.r_dist[i]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:59:9 [INFO] [stderr] | [INFO] [stderr] 59 | write!(f,"\n----------------- GREEN -----------------\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:62:17 [INFO] [stderr] | [INFO] [stderr] 62 | write!(f,"{} => {}\n", i, self.g_dist[i]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:65:9 [INFO] [stderr] | [INFO] [stderr] 65 | write!(f,"\n----------------- BLUE -----------------\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:68:17 [INFO] [stderr] | [INFO] [stderr] 68 | write!(f,"{} => {}\n", i, self.b_dist[i]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable `R` should have a snake case name [INFO] [stderr] --> src/lib.rs:81:13 [INFO] [stderr] | [INFO] [stderr] 81 | R => self.r_dist[pix_val as usize], [INFO] [stderr] | ^ help: convert the identifier to snake case: `r` [INFO] [stderr] [INFO] [stderr] warning: variable `G` should have a snake case name [INFO] [stderr] --> src/lib.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 82 | G => self.g_dist[pix_val as usize], [INFO] [stderr] | ^ help: convert the identifier to snake case: `g` [INFO] [stderr] [INFO] [stderr] warning: variable `B` should have a snake case name [INFO] [stderr] --> src/lib.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | B => self.b_dist[pix_val as usize], [INFO] [stderr] | ^ help: convert the identifier to snake case: `b` [INFO] [stderr] [INFO] [stderr] warning: variable `L` should have a snake case name [INFO] [stderr] --> src/lib.rs:88:13 [INFO] [stderr] | [INFO] [stderr] 88 | let L = 256; [INFO] [stderr] | ^ help: convert the identifier to snake case: `l` [INFO] [stderr] [INFO] [stderr] warning: variable `colorType` should have a snake case name [INFO] [stderr] --> src/lib.rs:124:45 [INFO] [stderr] | [INFO] [stderr] 124 | pub fn transform_pixel(original_pixel : u8, colorType : Pix ,histogram :& Histogram)-> u8{ [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `color_type` [INFO] [stderr] [INFO] [stderr] warning: variable `L` should have a snake case name [INFO] [stderr] --> src/lib.rs:125:9 [INFO] [stderr] | [INFO] [stderr] 125 | let L = 256.0; [INFO] [stderr] | ^ help: convert the identifier to snake case: `l` [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0170`. [INFO] [stderr] warning: unused variable: `p2` [INFO] [stderr] --> src/lib.rs:218:21 [INFO] [stderr] | [INFO] [stderr] 218 | let p2 = img2.get_pixel(i, j); [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_p2` [INFO] [stderr] [INFO] [stderr] warning: `image-toolbox` (lib) generated 27 warnings [INFO] [stderr] warning: `image-toolbox` (lib test) generated 28 warnings (27 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 17.44s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/image_toolbox-c4884a9081450d7e) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::perform_histogram_equalization ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 13.92s [INFO] [stdout] [INFO] [stderr] Doc-tests image_toolbox [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test src/lib.rs - (line 22) ... ignored [INFO] [stdout] test src/lib.rs - (line 5) ... ignored [INFO] [stdout] test src/lib.rs - transform_from_histogram (line 135) ... ok [INFO] [stdout] test src/lib.rs - save_img (line 173) ... FAILED [INFO] [stdout] test src/lib.rs - load_img (line 163) ... ok [INFO] [stdout] test src/lib.rs - (line 10) ... ok [INFO] [stdout] test src/lib.rs - normalize_brightness (line 188) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - save_img (line 173) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', src/lib.rs:10:39 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55990837f45d - std::backtrace_rs::backtrace::libunwind::trace::ha359b7f0090e2792 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55990837f45d - std::backtrace_rs::backtrace::trace_unsynchronized::h0584631f25c1d70e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55990837f45d - std::sys_common::backtrace::_print_fmt::hdadffd97d279ff14 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x55990837f45d - ::fmt::h26f189e611080a74 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x5599083999cc - core::fmt::write::hfb5d11dfe037e8b7 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/fmt/mod.rs:1194:17 [INFO] [stdout] 5: 0x55990837d641 - std::io::Write::write_fmt::ha30651f608022a46 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/io/mod.rs:1655:15 [INFO] [stdout] 6: 0x559908380c05 - std::sys_common::backtrace::_print::h7a0e44402913ba60 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x559908380c05 - std::sys_common::backtrace::print::h9767dc455a84e728 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x559908380c05 - std::panicking::default_hook::{{closure}}::h60afd6c8b12988ad [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x5599083808b9 - std::panicking::default_hook::ha7b9bac6813f9d21 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:314:9 [INFO] [stdout] 10: 0x559908381152 - std::panicking::rust_panic_with_hook::h7b117a162a6f8664 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x559908381037 - std::panicking::begin_panic_handler::{{closure}}::h346750923c608600 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x55990837f914 - std::sys_common::backtrace::__rust_end_short_backtrace::h768c56c6a0c055c0 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x559908380d69 - rust_begin_unwind [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x5599082fc3c3 - core::panicking::panic_fmt::h5c41cb2fa118fdbc [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panicking.rs:143:14 [INFO] [stdout] 15: 0x5599082fc453 - core::result::unwrap_failed::h6bc7b183ec719494 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/result.rs:1785:5 [INFO] [stdout] 16: 0x559908359d39 - core::result::Result::unwrap::h9545e15af8ab16bd [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/result.rs:1078:23 [INFO] [stdout] 17: 0x5599082fc92c - rust_out::main::_doctest_main_src_lib_rs_173_0::hc6a99302f755c55f [INFO] [stdout] 18: 0x5599082fc8b6 - rust_out::main::h3d3c95f1f21b751b [INFO] [stdout] 19: 0x5599082fc863 - core::ops::function::FnOnce::call_once::h359be4aec5e1561c [INFO] [stdout] 20: 0x5599082fc729 - std::sys_common::backtrace::__rust_begin_short_backtrace::hf1c468c32d98493e [INFO] [stdout] 21: 0x5599082fc799 - std::rt::lang_start::{{closure}}::hc74257e153f5ba59 [INFO] [stdout] 22: 0x55990837acee - core::ops::function::impls:: for &F>::call_once::hae31cd38f966dcbc [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 23: 0x55990837acee - std::panicking::try::do_call::h4a4c12a32b804624 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40 [INFO] [stdout] 24: 0x55990837acee - std::panicking::try::h87f80f5db1929b60 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19 [INFO] [stdout] 25: 0x55990837acee - std::panic::catch_unwind::hbc53afd5a2bdc195 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14 [INFO] [stdout] 26: 0x55990837acee - std::rt::lang_start_internal::{{closure}}::h2e62ddd08385fac8 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/rt.rs:128:48 [INFO] [stdout] 27: 0x55990837acee - std::panicking::try::do_call::h04b85b79b362213e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40 [INFO] [stdout] 28: 0x55990837acee - std::panicking::try::h428fba6a4941d8ed [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19 [INFO] [stdout] 29: 0x55990837acee - std::panic::catch_unwind::hd73c90258412492e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14 [INFO] [stdout] 30: 0x55990837acee - std::rt::lang_start_internal::h26255896a96668b5 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/rt.rs:128:20 [INFO] [stdout] 31: 0x5599082fc781 - std::rt::lang_start::habb7d5349de31a07 [INFO] [stdout] 32: 0x5599082fc973 - main [INFO] [stdout] 33: 0x7f6f289e20b3 - __libc_start_main [INFO] [stdout] 34: 0x5599082fc65e - _start [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - save_img (line 173) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 2 ignored; 0 measured; 0 filtered out; finished in 19.85s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "6248fc18f6fcf787dfba4f2ffe190da21b7c53b843e7fd358c863e25a5de52dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6248fc18f6fcf787dfba4f2ffe190da21b7c53b843e7fd358c863e25a5de52dd", kill_on_drop: false }` [INFO] [stdout] 6248fc18f6fcf787dfba4f2ffe190da21b7c53b843e7fd358c863e25a5de52dd