[INFO] cloning repository https://github.com/de-vri-es/detect-checkerboard-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/de-vri-es/detect-checkerboard-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fde-vri-es%2Fdetect-checkerboard-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fde-vri-es%2Fdetect-checkerboard-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7444996c4c4d13883634ba7039564a72f127d0b8
[INFO] building de-vri-es/detect-checkerboard-rs against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fde-vri-es%2Fdetect-checkerboard-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/de-vri-es/detect-checkerboard-rs on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/de-vri-es/detect-checkerboard-rs
[INFO] finished tweaking git repo https://github.com/de-vri-es/detect-checkerboard-rs
[INFO] tweaked toml for git repo https://github.com/de-vri-es/detect-checkerboard-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/de-vri-es/detect-checkerboard-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29a58f385a7c924aa5961ef85ae2b617937daf6e77a7692c2e5fa39cbd8719a9
[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" "29a58f385a7c924aa5961ef85ae2b617937daf6e77a7692c2e5fa39cbd8719a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29a58f385a7c924aa5961ef85ae2b617937daf6e77a7692c2e5fa39cbd8719a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a58f385a7c924aa5961ef85ae2b617937daf6e77a7692c2e5fa39cbd8719a9", kill_on_drop: false }`
[INFO] [stdout] 29a58f385a7c924aa5961ef85ae2b617937daf6e77a7692c2e5fa39cbd8719a9
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1ddd57f19d03d729238026994065773f711f0d012e8f59e3fbd2de26e528151
[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" "d1ddd57f19d03d729238026994065773f711f0d012e8f59e3fbd2de26e528151", kill_on_drop: false }`
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[INFO] [stderr]    Compiling atty v0.2.14
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[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling gfx-hal v0.6.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
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[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
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[INFO] [stderr]    Compiling num v0.3.1
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[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling wayland-commons v0.28.3
[INFO] [stderr]    Compiling calloop v0.6.5
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling show-image-macros v0.8.1
[INFO] [stderr]    Compiling image v0.23.13
[INFO] [stderr]    Compiling wayland-cursor v0.28.3
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling naga v0.2.0
[INFO] [stderr]    Compiling gfx-backend-vulkan v0.6.5
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling wgpu-core v0.6.5
[INFO] [stderr]    Compiling imageproc v0.22.0
[INFO] [stderr]    Compiling futures-executor v0.3.12
[INFO] [stderr]    Compiling futures v0.3.12
[INFO] [stderr]    Compiling smithay-client-toolkit v0.12.2
[INFO] [stderr]    Compiling winit v0.24.0
[INFO] [stderr]    Compiling wgpu v0.6.2
[INFO] [stderr]    Compiling detect-checkerboard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cyan`
[INFO] [stdout]    --> src/main.rs:113:6
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let cyan = image::Rgb([0, 255, 255]);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cyan`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `green`
[INFO] [stdout]    --> src/main.rs:114:6
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let green = image::Rgb([0, 255, 0]);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_green`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `draw_polygon`
[INFO] [stdout]    --> src/main.rs:164:4
[INFO] [stdout]     |
[INFO] [stdout] 164 | fn draw_polygon<T, C>(image: &mut image::ImageBuffer<image::Rgb<u8>, C>, points: &[Point<i32>], color: image::Rgb<u8>)
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `draw_points`
[INFO] [stdout]    --> src/main.rs:176:4
[INFO] [stdout]     |
[INFO] [stdout] 176 | fn draw_points<C>(image: &mut image::ImageBuffer<image::Rgb<u8>, C>, points: &[Point<i32>], color: image::Rgb<u8>)
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "d1ddd57f19d03d729238026994065773f711f0d012e8f59e3fbd2de26e528151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1ddd57f19d03d729238026994065773f711f0d012e8f59e3fbd2de26e528151", kill_on_drop: false }`
[INFO] [stdout] d1ddd57f19d03d729238026994065773f711f0d012e8f59e3fbd2de26e528151
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49616f055f8d57f81fee84b8ef0ce681ab696af924bd4f8aae93612eb51f3cd5
[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" "49616f055f8d57f81fee84b8ef0ce681ab696af924bd4f8aae93612eb51f3cd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling detect-checkerboard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cyan`
[INFO] [stdout]    --> src/main.rs:113:6
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let cyan = image::Rgb([0, 255, 255]);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cyan`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `green`
[INFO] [stdout]    --> src/main.rs:114:6
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let green = image::Rgb([0, 255, 0]);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_green`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `draw_polygon`
[INFO] [stdout]    --> src/main.rs:164:4
[INFO] [stdout]     |
[INFO] [stdout] 164 | fn draw_polygon<T, C>(image: &mut image::ImageBuffer<image::Rgb<u8>, C>, points: &[Point<i32>], color: image::Rgb<u8>)
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `draw_points`
[INFO] [stdout]    --> src/main.rs:176:4
[INFO] [stdout]     |
[INFO] [stdout] 176 | fn draw_points<C>(image: &mut image::ImageBuffer<image::Rgb<u8>, C>, points: &[Point<i32>], color: image::Rgb<u8>)
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "49616f055f8d57f81fee84b8ef0ce681ab696af924bd4f8aae93612eb51f3cd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49616f055f8d57f81fee84b8ef0ce681ab696af924bd4f8aae93612eb51f3cd5", kill_on_drop: false }`
[INFO] [stdout] 49616f055f8d57f81fee84b8ef0ce681ab696af924bd4f8aae93612eb51f3cd5
