[INFO] cloning repository https://github.com/TheZoq2/RustImageProcessing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheZoq2/RustImageProcessing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheZoq2%2FRustImageProcessing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheZoq2%2FRustImageProcessing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fce210d770746c384ec693b10f0271cb4022244d
[INFO] checking TheZoq2/RustImageProcessing against master#a299aa5df79dd8e5a1405b97ddd7b367b61eecc6 for pr-125923-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheZoq2%2FRustImageProcessing" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheZoq2/RustImageProcessing on toolchain a299aa5df79dd8e5a1405b97ddd7b367b61eecc6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a299aa5df79dd8e5a1405b97ddd7b367b61eecc6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TheZoq2/RustImageProcessing
[INFO] finished tweaking git repo https://github.com/TheZoq2/RustImageProcessing
[INFO] tweaked toml for git repo https://github.com/TheZoq2/RustImageProcessing written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/TheZoq2/RustImageProcessing 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" "+a299aa5df79dd8e5a1405b97ddd7b367b61eecc6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_syscall v0.1.21
[INFO] [stderr]   Downloaded glutin v0.7.4
[INFO] [stderr]   Downloaded rscam v0.5.3
[INFO] [stderr]   Downloaded android_glue v0.2.2
[INFO] [stderr]   Downloaded target_build_utils v0.3.0
[INFO] [stderr]   Downloaded wayland-sys v0.7.8
[INFO] [stderr]   Downloaded wayland-window v0.4.4
[INFO] [stderr]   Downloaded wayland-client v0.7.8
[INFO] [stderr]   Downloaded gleam v0.2.32
[INFO] [stderr]   Downloaded wayland-scanner v0.7.8
[INFO] [stderr]   Downloaded winit v0.5.11
[INFO] [stderr]   Downloaded tempfile v2.1.5
[INFO] [stderr]   Downloaded wayland-kbd v0.6.3
[INFO] [stderr]   Downloaded backtrace-sys v0.1.10
[INFO] [stderr]   Downloaded libc v0.2.22
[INFO] [stderr]   Downloaded x11-dl v2.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+a299aa5df79dd8e5a1405b97ddd7b367b61eecc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb28280e7501b03d9ec6ef25a939d079d7c92eff70b7d72496ae0cf285a72770
[INFO] running `Command { std: "docker" "start" "-a" "bb28280e7501b03d9ec6ef25a939d079d7c92eff70b7d72496ae0cf285a72770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb28280e7501b03d9ec6ef25a939d079d7c92eff70b7d72496ae0cf285a72770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb28280e7501b03d9ec6ef25a939d079d7c92eff70b7d72496ae0cf285a72770", kill_on_drop: false }`
[INFO] [stdout] bb28280e7501b03d9ec6ef25a939d079d7c92eff70b7d72496ae0cf285a72770
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+a299aa5df79dd8e5a1405b97ddd7b367b61eecc6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62224f43f0cd5a0facb37072aa4a2a429b4b9e2e6e8193c6874c63ff52d866c5
[INFO] running `Command { std: "docker" "start" "-a" "62224f43f0cd5a0facb37072aa4a2a429b4b9e2e6e8193c6874c63ff52d866c5", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]     Checking libc v0.2.22
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling khronos_api v1.0.0
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]    Compiling gcc v0.3.45
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking rustc-demangle v0.1.4
[INFO] [stderr]     Checking smallvec v0.1.8
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking shared_library v0.1.5
[INFO] [stderr]     Checking rscam v0.5.3
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]    Compiling x11-dl v2.13.0
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling tempfile v2.1.5
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]    Compiling wayland-scanner v0.7.8
[INFO] [stderr]    Compiling gl_generator v0.5.2
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling target_build_utils v0.3.0
[INFO] [stderr]    Compiling wayland-client v0.7.8
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]    Compiling glium v0.16.0
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr] error: could not compile `target_build_utils` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/a299aa5df79dd8e5a1405b97ddd7b367b61eecc6/bin/rustc --crate-name target_build_utils --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/target_build_utils-0.3.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="serde_json"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("default", "serde_json"))' -C metadata=e4c523cdf9add1c3 -C extra-filename=-e4c523cdf9add1c3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern phf=/opt/rustwide/target/debug/deps/libphf-4a42bd69d611b0e7.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-c8706eeb34cae9af.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "62224f43f0cd5a0facb37072aa4a2a429b4b9e2e6e8193c6874c63ff52d866c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62224f43f0cd5a0facb37072aa4a2a429b4b9e2e6e8193c6874c63ff52d866c5", kill_on_drop: false }`
[INFO] [stdout] 62224f43f0cd5a0facb37072aa4a2a429b4b9e2e6e8193c6874c63ff52d866c5
[INFO] checking TheZoq2/RustImageProcessing against try#8585d8c57bfa6d7d66340412e06b5611fa79cc61 for pr-125923-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheZoq2%2FRustImageProcessing" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheZoq2/RustImageProcessing on toolchain 8585d8c57bfa6d7d66340412e06b5611fa79cc61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8585d8c57bfa6d7d66340412e06b5611fa79cc61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TheZoq2/RustImageProcessing
[INFO] finished tweaking git repo https://github.com/TheZoq2/RustImageProcessing
[INFO] tweaked toml for git repo https://github.com/TheZoq2/RustImageProcessing written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/TheZoq2/RustImageProcessing 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" "+8585d8c57bfa6d7d66340412e06b5611fa79cc61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+8585d8c57bfa6d7d66340412e06b5611fa79cc61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc1f791aae4b0d1a5024da4824e088a4076a0040789a2e0cc86a49a1652f4aa1
[INFO] running `Command { std: "docker" "start" "-a" "bc1f791aae4b0d1a5024da4824e088a4076a0040789a2e0cc86a49a1652f4aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc1f791aae4b0d1a5024da4824e088a4076a0040789a2e0cc86a49a1652f4aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc1f791aae4b0d1a5024da4824e088a4076a0040789a2e0cc86a49a1652f4aa1", kill_on_drop: false }`
[INFO] [stdout] bc1f791aae4b0d1a5024da4824e088a4076a0040789a2e0cc86a49a1652f4aa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+8585d8c57bfa6d7d66340412e06b5611fa79cc61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb8fe9217108f9f13241d8a7980ca6087d5085a7504d8a1e65db290702575075
[INFO] running `Command { std: "docker" "start" "-a" "fb8fe9217108f9f13241d8a7980ca6087d5085a7504d8a1e65db290702575075", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling libc v0.2.22
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling khronos_api v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]    Compiling gcc v0.3.45
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking rustc-demangle v0.1.4
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking smallvec v0.1.8
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]     Checking shared_library v0.1.5
[INFO] [stderr]     Checking rscam v0.5.3
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]    Compiling x11-dl v2.13.0
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]    Compiling tempfile v2.1.5
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]    Compiling wayland-scanner v0.7.8
[INFO] [stderr]    Compiling gl_generator v0.5.2
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling target_build_utils v0.3.0
[INFO] [stderr]    Compiling wayland-client v0.7.8
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]    Compiling glium v0.16.0
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.7.8
[INFO] [stderr]     Checking wayland-kbd v0.6.3
[INFO] [stderr]     Checking wayland-window v0.4.4
[INFO] [stderr]     Checking winit v0.5.11
[INFO] [stderr]     Checking image_processing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/image.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RgbPixel`
[INFO] [stdout]  --> src/kernel.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use image::{RgbPixel, GrayscalePixel};
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::vec::Vec`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/image.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RgbPixel`
[INFO] [stdout]  --> src/kernel.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use image::{RgbPixel, GrayscalePixel};
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::vec::Vec`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `horizontal_edge_kernel`
[INFO] [stdout]    --> src/main.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let horizontal_edge_kernel = {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_horizontal_edge_kernel`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `resolution` is never read
[INFO] [stdout]   --> src/image_window.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct ImageWindow
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 52 | {
[INFO] [stdout] 53 |     resolution: (u32, u32),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `horizontal_edge_kernel`
[INFO] [stdout]    --> src/main.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let horizontal_edge_kernel = {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_horizontal_edge_kernel`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `resolution` is never read
[INFO] [stdout]   --> src/image_window.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct ImageWindow
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 52 | {
[INFO] [stdout] 53 |     resolution: (u32, u32),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.32s
[INFO] running `Command { std: "docker" "inspect" "fb8fe9217108f9f13241d8a7980ca6087d5085a7504d8a1e65db290702575075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb8fe9217108f9f13241d8a7980ca6087d5085a7504d8a1e65db290702575075", kill_on_drop: false }`
[INFO] [stdout] fb8fe9217108f9f13241d8a7980ca6087d5085a7504d8a1e65db290702575075