[INFO] cloning repository https://github.com/AdeleBrion/TP_DITHERING_DUBOIS_BRION
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AdeleBrion/TP_DITHERING_DUBOIS_BRION" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdeleBrion%2FTP_DITHERING_DUBOIS_BRION", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdeleBrion%2FTP_DITHERING_DUBOIS_BRION'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 238e0f661201e031d2983f1d02e4c3a7061a1856
[INFO] checking AdeleBrion/TP_DITHERING_DUBOIS_BRION against try#e117153a45c546e883c1f91d82611775fcaeffe0 for pr-146470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdeleBrion%2FTP_DITHERING_DUBOIS_BRION" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AdeleBrion/TP_DITHERING_DUBOIS_BRION
[INFO] finished tweaking git repo https://github.com/AdeleBrion/TP_DITHERING_DUBOIS_BRION
[INFO] tweaked toml for git repo https://github.com/AdeleBrion/TP_DITHERING_DUBOIS_BRION written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AdeleBrion/TP_DITHERING_DUBOIS_BRION on toolchain e117153a45c546e883c1f91d82611775fcaeffe0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AdeleBrion/TP_DITHERING_DUBOIS_BRION already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5af4a90bbd4170ddfad825444a12ef7728e2b74528a1647ec5f22e4d97b59712
[INFO] running `Command { std: "docker" "start" "-a" "5af4a90bbd4170ddfad825444a12ef7728e2b74528a1647ec5f22e4d97b59712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5af4a90bbd4170ddfad825444a12ef7728e2b74528a1647ec5f22e4d97b59712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5af4a90bbd4170ddfad825444a12ef7728e2b74528a1647ec5f22e4d97b59712", kill_on_drop: false }`
[INFO] [stdout] 5af4a90bbd4170ddfad825444a12ef7728e2b74528a1647ec5f22e4d97b59712
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2ad675b04c4cf9c1c6512b13ccfda209186705175e35b4cd20072576176af3a
[INFO] running `Command { std: "docker" "start" "-a" "c2ad675b04c4cf9c1c6512b13ccfda209186705175e35b4cd20072576176af3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling argh_shared v0.1.13
[INFO] [stderr]     Checking miniz_oxide v0.8.3
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking bytemuck v1.21.0
[INFO] [stderr]     Checking rust-fuzzy-search v0.1.1
[INFO] [stderr]     Checking unicode-ident v1.0.14
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking flate2 v1.0.35
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking exr v1.73.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling argh_derive v0.1.13
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking serde v1.0.217
[INFO] [stderr]     Checking argh v0.1.13
[INFO] [stderr]     Checking tpimg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ImageError`
[INFO] [stdout]  --> src/main.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | use image::{io::Reader as ImageReader, ImageError, Luma, Pixel, Rgb, RgbImage};
[INFO] [stdout]   |                                        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/main.rs:96:59
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let threshold = bayer_matrix[(y as usize % size)][(x as usize % size)];
[INFO] [stdout]    |                                                           ^                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -         let threshold = bayer_matrix[(y as usize % size)][(x as usize % size)];
[INFO] [stdout] 96 +         let threshold = bayer_matrix[(y as usize % size)][x as usize % size ];
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/main.rs:96:38
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let threshold = bayer_matrix[(y as usize % size)][(x as usize % size)];
[INFO] [stdout]    |                                      ^                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -         let threshold = bayer_matrix[(y as usize % size)][(x as usize % size)];
[INFO] [stdout] 96 +         let threshold = bayer_matrix[y as usize % size ][(x as usize % size)];
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ImageError`
[INFO] [stdout]  --> src/main.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | use image::{io::Reader as ImageReader, ImageError, Luma, Pixel, Rgb, RgbImage};
[INFO] [stdout]   |                                        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/main.rs:96:59
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let threshold = bayer_matrix[(y as usize % size)][(x as usize % size)];
[INFO] [stdout]    |                                                           ^                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -         let threshold = bayer_matrix[(y as usize % size)][(x as usize % size)];
[INFO] [stdout] 96 +         let threshold = bayer_matrix[(y as usize % size)][x as usize % size ];
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/main.rs:96:38
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let threshold = bayer_matrix[(y as usize % size)][(x as usize % size)];
[INFO] [stdout]    |                                      ^                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -         let threshold = bayer_matrix[(y as usize % size)][(x as usize % size)];
[INFO] [stdout] 96 +         let threshold = bayer_matrix[y as usize % size ][(x as usize % size)];
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/main.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 |     for (x, y, pixel) in img.enumerate_pixels_mut() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/main.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |     for (x, y, pixel) in img.enumerate_pixels_mut() {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:124:21
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 let mut neighbor = img.get_pixel_mut(x + 1, y);
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:129:21
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 let mut neighbor = img.get_pixel_mut(x, y + 1);
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:181:21
[INFO] [stdout]     |
[INFO] [stdout] 181 |                 let mut neighbor = img.get_pixel_mut(x + 1, y);
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:187:21
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let mut neighbor = img.get_pixel_mut(x, y + 1);
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/main.rs:339:22
[INFO] [stdout]     |
[INFO] [stdout] 339 |                 for (x, y, color) in img.enumerate_pixels_mut() {
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/main.rs:339:25
[INFO] [stdout]     |
[INFO] [stdout] 339 |                 for (x, y, color) in img.enumerate_pixels_mut() {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/main.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 |     for (x, y, pixel) in img.enumerate_pixels_mut() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/main.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |     for (x, y, pixel) in img.enumerate_pixels_mut() {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:124:21
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 let mut neighbor = img.get_pixel_mut(x + 1, y);
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:129:21
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 let mut neighbor = img.get_pixel_mut(x, y + 1);
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:181:21
[INFO] [stdout]     |
[INFO] [stdout] 181 |                 let mut neighbor = img.get_pixel_mut(x + 1, y);
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:187:21
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let mut neighbor = img.get_pixel_mut(x, y + 1);
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/main.rs:339:22
[INFO] [stdout]     |
[INFO] [stdout] 339 |                 for (x, y, color) in img.enumerate_pixels_mut() {
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/main.rs:339:25
[INFO] [stdout]     |
[INFO] [stdout] 339 |                 for (x, y, color) in img.enumerate_pixels_mut() {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.18s
[INFO] running `Command { std: "docker" "inspect" "c2ad675b04c4cf9c1c6512b13ccfda209186705175e35b4cd20072576176af3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2ad675b04c4cf9c1c6512b13ccfda209186705175e35b4cd20072576176af3a", kill_on_drop: false }`
[INFO] [stdout] c2ad675b04c4cf9c1c6512b13ccfda209186705175e35b4cd20072576176af3a
