[INFO] cloning repository https://github.com/DannyStoyanov/seam-carving
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DannyStoyanov/seam-carving" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDannyStoyanov%2Fseam-carving", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDannyStoyanov%2Fseam-carving'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28b7194c43ecdb83988b74361e4f52eb35cd7e4a
[INFO] checking DannyStoyanov/seam-carving against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDannyStoyanov%2Fseam-carving" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DannyStoyanov/seam-carving on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DannyStoyanov/seam-carving
[INFO] finished tweaking git repo https://github.com/DannyStoyanov/seam-carving
[INFO] tweaked toml for git repo https://github.com/DannyStoyanov/seam-carving written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/DannyStoyanov/seam-carving already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef5c77ddb7046dcdf6b311d8478a8c2363b0b0df8817ed765520603fe85a1576
[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" "ef5c77ddb7046dcdf6b311d8478a8c2363b0b0df8817ed765520603fe85a1576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef5c77ddb7046dcdf6b311d8478a8c2363b0b0df8817ed765520603fe85a1576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef5c77ddb7046dcdf6b311d8478a8c2363b0b0df8817ed765520603fe85a1576", kill_on_drop: false }`
[INFO] [stdout] ef5c77ddb7046dcdf6b311d8478a8c2363b0b0df8817ed765520603fe85a1576
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--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] a84c1ac60150c55b67bd1aa22fcc00c7120f86554dda75ffd00dc2feb22a2121
[INFO] running `Command { std: "docker" "start" "-a" "a84c1ac60150c55b67bd1aa22fcc00c7120f86554dda75ffd00dc2feb22a2121", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking bytemuck v1.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.12
[INFO] [stderr]     Checking seam_carving v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `val_matrix`
[INFO] [stdout]   --> src/image_data.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let val_matrix = utils::rgb_to_f32_matrix(&edges);
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val_matrix`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v` is never read
[INFO] [stdout]   --> src/image_data.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let mut v = 0;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y1` is never read
[INFO] [stdout]    --> src/image_data/utils.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |     let mut y1 = 0;
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `min_seam` is assigned to, but never used
[INFO] [stdout]    --> src/image_data/utils.rs:279:10
[INFO] [stdout]     |
[INFO] [stdout] 279 |     let (mut min_seam,mut energy) = buffer[0].clone();
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_min_seam` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `min_seam` is never read
[INFO] [stdout]    --> src/image_data/utils.rs:283:13
[INFO] [stdout]     |
[INFO] [stdout] 283 |             min_seam = buffer[i].0.clone();
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val_matrix`
[INFO] [stdout]   --> src/image_data.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let val_matrix = utils::rgb_to_f32_matrix(&edges);
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val_matrix`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v` is never read
[INFO] [stdout]   --> src/image_data.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let mut v = 0;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y1` is never read
[INFO] [stdout]    --> src/image_data/utils.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |     let mut y1 = 0;
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `min_seam` is assigned to, but never used
[INFO] [stdout]    --> src/image_data/utils.rs:279:10
[INFO] [stdout]     |
[INFO] [stdout] 279 |     let (mut min_seam,mut energy) = buffer[0].clone();
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_min_seam` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `min_seam` is never read
[INFO] [stdout]    --> src/image_data/utils.rs:283:13
[INFO] [stdout]     |
[INFO] [stdout] 283 |             min_seam = buffer[i].0.clone();
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `E` should have a snake case name
[INFO] [stdout]   --> src/image_data.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |             Err(E) => return Err(E),
[INFO] [stdout]    |                 ^ help: convert the identifier to snake case: `e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `matrixA` should have a snake case name
[INFO] [stdout]    --> src/image_data/utils.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 |     let matrixA = submatrix(&matrix, x ,y);
[INFO] [stdout]     |         ^^^^^^^ help: convert the identifier to snake case: `matrix_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gXA` should have a snake case name
[INFO] [stdout]    --> src/image_data/utils.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |     let gXA = convolution(&matrixA, &mut gx);
[INFO] [stdout]     |         ^^^ help: convert the identifier to snake case: `g_xa`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gYA` should have a snake case name
[INFO] [stdout]    --> src/image_data/utils.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |     let gYA = convolution(&matrixA, &mut gy);
[INFO] [stdout]     |         ^^^ help: convert the identifier to snake case: `g_ya`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sobelVal` should have a snake case name
[INFO] [stdout]    --> src/image_data/utils.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |     let sobelVal = round_f32((gXA.powi(2) + gYA.powi(2)).sqrt());
[INFO] [stdout]     |         ^^^^^^^^ help: convert the identifier to snake case: `sobel_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `E` should have a snake case name
[INFO] [stdout]   --> src/image_data.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |             Err(E) => return Err(E),
[INFO] [stdout]    |                 ^ help: convert the identifier to snake case: `e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `matrixA` should have a snake case name
[INFO] [stdout]    --> src/image_data/utils.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 |     let matrixA = submatrix(&matrix, x ,y);
[INFO] [stdout]     |         ^^^^^^^ help: convert the identifier to snake case: `matrix_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gXA` should have a snake case name
[INFO] [stdout]    --> src/image_data/utils.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |     let gXA = convolution(&matrixA, &mut gx);
[INFO] [stdout]     |         ^^^ help: convert the identifier to snake case: `g_xa`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gYA` should have a snake case name
[INFO] [stdout]    --> src/image_data/utils.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |     let gYA = convolution(&matrixA, &mut gy);
[INFO] [stdout]     |         ^^^ help: convert the identifier to snake case: `g_ya`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sobelVal` should have a snake case name
[INFO] [stdout]    --> src/image_data/utils.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |     let sobelVal = round_f32((gXA.powi(2) + gYA.powi(2)).sqrt());
[INFO] [stdout]     |         ^^^^^^^^ help: convert the identifier to snake case: `sobel_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `image::*`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use image::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `image::*`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use image::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val_matrix`
[INFO] [stdout]   --> src/image_data.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let val_matrix = utils::rgb_to_f32_matrix(&edges);
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val_matrix`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v` is never read
[INFO] [stdout]   --> src/image_data.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let mut v = 0;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y1` is never read
[INFO] [stdout]    --> src/image_data/utils.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |     let mut y1 = 0;
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `min_seam` is assigned to, but never used
[INFO] [stdout]    --> src/image_data/utils.rs:279:10
[INFO] [stdout]     |
[INFO] [stdout] 279 |     let (mut min_seam,mut energy) = buffer[0].clone();
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_min_seam` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `min_seam` is never read
[INFO] [stdout]    --> src/image_data/utils.rs:283:13
[INFO] [stdout]     |
[INFO] [stdout] 283 |             min_seam = buffer[i].0.clone();
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_matrix`
[INFO] [stdout]  --> src/image_data/utils.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn print_matrix(matrix: &Vec<Vec<f32>>) {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `u8_to_rgb_matrix`
[INFO] [stdout]   --> src/image_data/utils.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub fn u8_to_rgb_matrix(matrix: &Vec<Vec<u8>>) -> image::DynamicImage {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `energy_grid`
[INFO] [stdout]    --> src/image_data/utils.rs:148:8
[INFO] [stdout]     |
[INFO] [stdout] 148 | pub fn energy_grid(matrix: &Vec<Vec<f32>>) -> Vec<Vec<f32>>{
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val_matrix`
[INFO] [stdout]   --> src/image_data.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let val_matrix = utils::rgb_to_f32_matrix(&edges);
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val_matrix`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v` is never read
[INFO] [stdout]   --> src/image_data.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let mut v = 0;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y1` is never read
[INFO] [stdout]    --> src/image_data/utils.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |     let mut y1 = 0;
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `min_seam` is assigned to, but never used
[INFO] [stdout]    --> src/image_data/utils.rs:279:10
[INFO] [stdout]     |
[INFO] [stdout] 279 |     let (mut min_seam,mut energy) = buffer[0].clone();
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_min_seam` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `min_seam` is never read
[INFO] [stdout]    --> src/image_data/utils.rs:283:13
[INFO] [stdout]     |
[INFO] [stdout] 283 |             min_seam = buffer[i].0.clone();
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `edge_detect_img`
[INFO] [stdout]   --> src/image_data.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     edge_detect_img: image::DynamicImage, 
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sobel_edge_detect`
[INFO] [stdout]   --> src/image_data.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn sobel_edge_detect(&self) -> () {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `E` should have a snake case name
[INFO] [stdout]   --> src/image_data.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |             Err(E) => return Err(E),
[INFO] [stdout]    |                 ^ help: convert the identifier to snake case: `e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `matrixA` should have a snake case name
[INFO] [stdout]    --> src/image_data/utils.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 |     let matrixA = submatrix(&matrix, x ,y);
[INFO] [stdout]     |         ^^^^^^^ help: convert the identifier to snake case: `matrix_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gXA` should have a snake case name
[INFO] [stdout]    --> src/image_data/utils.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |     let gXA = convolution(&matrixA, &mut gx);
[INFO] [stdout]     |         ^^^ help: convert the identifier to snake case: `g_xa`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gYA` should have a snake case name
[INFO] [stdout]    --> src/image_data/utils.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |     let gYA = convolution(&matrixA, &mut gy);
[INFO] [stdout]     |         ^^^ help: convert the identifier to snake case: `g_ya`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sobelVal` should have a snake case name
[INFO] [stdout]    --> src/image_data/utils.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |     let sobelVal = round_f32((gXA.powi(2) + gYA.powi(2)).sqrt());
[INFO] [stdout]     |         ^^^^^^^^ help: convert the identifier to snake case: `sobel_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_matrix`
[INFO] [stdout]  --> src/image_data/utils.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn print_matrix(matrix: &Vec<Vec<f32>>) {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `u8_to_rgb_matrix`
[INFO] [stdout]   --> src/image_data/utils.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub fn u8_to_rgb_matrix(matrix: &Vec<Vec<u8>>) -> image::DynamicImage {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `energy_grid`
[INFO] [stdout]    --> src/image_data/utils.rs:148:8
[INFO] [stdout]     |
[INFO] [stdout] 148 | pub fn energy_grid(matrix: &Vec<Vec<f32>>) -> Vec<Vec<f32>>{
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `edge_detect_img`
[INFO] [stdout]   --> src/image_data.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     edge_detect_img: image::DynamicImage, 
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sobel_edge_detect`
[INFO] [stdout]   --> src/image_data.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn sobel_edge_detect(&self) -> () {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `E` should have a snake case name
[INFO] [stdout]   --> src/image_data.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |             Err(E) => return Err(E),
[INFO] [stdout]    |                 ^ help: convert the identifier to snake case: `e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `matrixA` should have a snake case name
[INFO] [stdout]    --> src/image_data/utils.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 |     let matrixA = submatrix(&matrix, x ,y);
[INFO] [stdout]     |         ^^^^^^^ help: convert the identifier to snake case: `matrix_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gXA` should have a snake case name
[INFO] [stdout]    --> src/image_data/utils.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |     let gXA = convolution(&matrixA, &mut gx);
[INFO] [stdout]     |         ^^^ help: convert the identifier to snake case: `g_xa`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gYA` should have a snake case name
[INFO] [stdout]    --> src/image_data/utils.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |     let gYA = convolution(&matrixA, &mut gy);
[INFO] [stdout]     |         ^^^ help: convert the identifier to snake case: `g_ya`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sobelVal` should have a snake case name
[INFO] [stdout]    --> src/image_data/utils.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |     let sobelVal = round_f32((gXA.powi(2) + gYA.powi(2)).sqrt());
[INFO] [stdout]     |         ^^^^^^^^ help: convert the identifier to snake case: `sobel_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.91s
[INFO] running `Command { std: "docker" "inspect" "a84c1ac60150c55b67bd1aa22fcc00c7120f86554dda75ffd00dc2feb22a2121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a84c1ac60150c55b67bd1aa22fcc00c7120f86554dda75ffd00dc2feb22a2121", kill_on_drop: false }`
[INFO] [stdout] a84c1ac60150c55b67bd1aa22fcc00c7120f86554dda75ffd00dc2feb22a2121