[INFO] crate image-toolbox 0.1.1 is already in cache [INFO] testing image-toolbox-0.1.1 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] extracting crate image-toolbox 0.1.1 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate image-toolbox 0.1.1 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", 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-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5c14e32139e4e5f024b12969ea5edcf583909af23d57e26aa7ad292dbf08bcca [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5c14e32139e4e5f024b12969ea5edcf583909af23d57e26aa7ad292dbf08bcca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c14e32139e4e5f024b12969ea5edcf583909af23d57e26aa7ad292dbf08bcca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c14e32139e4e5f024b12969ea5edcf583909af23d57e26aa7ad292dbf08bcca", kill_on_drop: false }` [INFO] [stdout] 5c14e32139e4e5f024b12969ea5edcf583909af23d57e26aa7ad292dbf08bcca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2fa1e5301f96c7224076e834aeeca3eadab5c60c7637ae2ce078e038320661fd [INFO] running `Command { std: "docker" "start" "-a" "2fa1e5301f96c7224076e834aeeca3eadab5c60c7637ae2ce078e038320661fd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Compiling math v0.0.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling tiff v0.2.2 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling png v0.14.1 [INFO] [stderr] Compiling jpeg-decoder v0.1.20 [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:103:13 [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 `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (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 32.18s [INFO] running `Command { std: "docker" "inspect" "2fa1e5301f96c7224076e834aeeca3eadab5c60c7637ae2ce078e038320661fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fa1e5301f96c7224076e834aeeca3eadab5c60c7637ae2ce078e038320661fd", kill_on_drop: false }` [INFO] [stdout] 2fa1e5301f96c7224076e834aeeca3eadab5c60c7637ae2ce078e038320661fd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df7dce1de50ffa06ab3c40ccd7bed530d8f7231a8b0a84d1f872e60d18accf72 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "df7dce1de50ffa06ab3c40ccd7bed530d8f7231a8b0a84d1f872e60d18accf72", kill_on_drop: false }` [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:103:13 [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 `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (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:103:13 [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 `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::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 a macro (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 2.08s [INFO] running `Command { std: "docker" "inspect" "df7dce1de50ffa06ab3c40ccd7bed530d8f7231a8b0a84d1f872e60d18accf72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df7dce1de50ffa06ab3c40ccd7bed530d8f7231a8b0a84d1f872e60d18accf72", kill_on_drop: false }` [INFO] [stdout] df7dce1de50ffa06ab3c40ccd7bed530d8f7231a8b0a84d1f872e60d18accf72 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bbe7b2ead6e13adeb55070a19970d619eebd9f8f202f6581141a675d8b564d50 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "bbe7b2ead6e13adeb55070a19970d619eebd9f8f202f6581141a675d8b564d50", kill_on_drop: false }` [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:103:13 [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 `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::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 a macro (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] warning: 27 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0170`. [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:103:13 [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: 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: 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 `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::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 a macro (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] warning: 28 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0170`. [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/image_toolbox-e528d80dae01bd25 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests image_toolbox [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 [INFO] [stdout] [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 - save_img (line 173) ... FAILED [INFO] [stdout] test src/lib.rs - transform_from_histogram (line 135) ... ok [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: Other, message: "Read-only file system" }', src/lib.rs:10:39 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5635d341bd15 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x5635d341bd15 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5635d341bd15 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x5635d341bd15 - ::fmt::hb4bdb37c3c335733 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x5635d343956c - core::fmt::write::h540ac4a6a1232abc [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x5635d3419d42 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stdout] at src/libstd/io/mod.rs:1539 [INFO] [stdout] 6: 0x5635d341e150 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x5635d341e150 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x5635d341e150 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x5635d341de9c - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stdout] at src/libstd/panicking.rs:217 [INFO] [stdout] 10: 0x5635d341e793 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 11: 0x5635d341e38b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 12: 0x5635d3438971 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 13: 0x5635d3438793 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stdout] at src/libcore/option.rs:1269 [INFO] [stdout] 14: 0x5635d33a6390 - core::result::Result::unwrap::h2bbe21ef418481e4 [INFO] [stdout] 15: 0x5635d33a6454 - rust_out::main::h405f65324f7b53be [INFO] [stdout] 16: 0x5635d33a6293 - std::rt::lang_start::{{closure}}::h4b28e45528b64eb3 [INFO] [stdout] 17: 0x5635d341eb63 - std::rt::lang_start_internal::{{closure}}::h155f3093add35bce [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x5635d341eb63 - std::panicking::try::do_call::h45f1f66ee6b987d6 [INFO] [stdout] at src/libstd/panicking.rs:348 [INFO] [stdout] 19: 0x5635d341eb63 - std::panicking::try::h0924dfb942cef7e3 [INFO] [stdout] at src/libstd/panicking.rs:325 [INFO] [stdout] 20: 0x5635d341eb63 - std::panic::catch_unwind::h883180846c5b53fa [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x5635d341eb63 - std::rt::lang_start_internal::he9284d43a52786c5 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x5635d33a6278 - std::rt::lang_start::hb412ec904ea47782 [INFO] [stdout] 23: 0x5635d33a649b - main [INFO] [stdout] 24: 0x7f65625d20b3 - __libc_start_main [INFO] [stdout] 25: 0x5635d33a617e - _start [INFO] [stdout] 26: 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 [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "bbe7b2ead6e13adeb55070a19970d619eebd9f8f202f6581141a675d8b564d50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbe7b2ead6e13adeb55070a19970d619eebd9f8f202f6581141a675d8b564d50", kill_on_drop: false }` [INFO] [stdout] bbe7b2ead6e13adeb55070a19970d619eebd9f8f202f6581141a675d8b564d50