[INFO] cloning repository https://github.com/harryjjacobs/neckcheck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/harryjjacobs/neckcheck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharryjjacobs%2Fneckcheck", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8b5ba3aeaf1445d260b02145c9151b4642fcd41
[INFO] testing harryjjacobs/neckcheck against beta-2025-01-12 for beta-1.85-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharryjjacobs%2Fneckcheck" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/harryjjacobs/neckcheck on toolchain beta-2025-01-12
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-01-12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/harryjjacobs/neckcheck
[INFO] finished tweaking git repo https://github.com/harryjjacobs/neckcheck
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-01-12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]    Compiling neckcheck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Discrete` is never constructed
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | enum WebCamMode {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] 38 |     Continuous,
[INFO] [stdout] 39 |     Discrete,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `draw` is never used
[INFO] [stdout]    --> src/main.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 110 | impl FaceDetector {
[INFO] [stdout]     | ----------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 135 |     pub fn draw(image: &mut RgbImage, faces: Vec<Rect>) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "db52bf6f3e11c82a13dadaff5d401d7db53c30fc3f6081a1a10dabe205afb4fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db52bf6f3e11c82a13dadaff5d401d7db53c30fc3f6081a1a10dabe205afb4fc", kill_on_drop: false }`
[INFO] [stdout] db52bf6f3e11c82a13dadaff5d401d7db53c30fc3f6081a1a10dabe205afb4fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-01-12" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c4b1a7878b933bf2a0a297939c205953935a2b6630be360c724487a0c8f1c0a
[INFO] running `Command { std: "docker" "start" "-a" "5c4b1a7878b933bf2a0a297939c205953935a2b6630be360c724487a0c8f1c0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling neckcheck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Discrete` is never constructed
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | enum WebCamMode {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] 38 |     Continuous,
[INFO] [stdout] 39 |     Discrete,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `draw` is never used
[INFO] [stdout]    --> src/main.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 110 | impl FaceDetector {
[INFO] [stdout]     | ----------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 135 |     pub fn draw(image: &mut RgbImage, faces: Vec<Rect>) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "5c4b1a7878b933bf2a0a297939c205953935a2b6630be360c724487a0c8f1c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c4b1a7878b933bf2a0a297939c205953935a2b6630be360c724487a0c8f1c0a", kill_on_drop: false }`
[INFO] [stdout] 5c4b1a7878b933bf2a0a297939c205953935a2b6630be360c724487a0c8f1c0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-01-12" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 48fcaed11a7841358904212410a8f9d5a90d46baa9c913942117afc459dcd85d
[INFO] running `Command { std: "docker" "start" "-a" "48fcaed11a7841358904212410a8f9d5a90d46baa9c913942117afc459dcd85d", kill_on_drop: false }`
[INFO] [stderr] warning: variant `Discrete` is never constructed
[INFO] [stderr]   --> src/main.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 37 | enum WebCamMode {
[INFO] [stderr]    |      ---------- variant in this enum
[INFO] [stderr] 38 |     Continuous,
[INFO] [stderr] 39 |     Discrete,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `draw` is never used
[INFO] [stderr]    --> src/main.rs:135:12
[INFO] [stderr]     |
[INFO] [stderr] 110 | impl FaceDetector {
[INFO] [stderr]     | ----------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 135 |     pub fn draw(image: &mut RgbImage, faces: Vec<Rect>) {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `neckcheck` (bin "neckcheck" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/neckcheck-13ae2c3b30e4d2dc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "48fcaed11a7841358904212410a8f9d5a90d46baa9c913942117afc459dcd85d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48fcaed11a7841358904212410a8f9d5a90d46baa9c913942117afc459dcd85d", kill_on_drop: false }`
[INFO] [stdout] 48fcaed11a7841358904212410a8f9d5a90d46baa9c913942117afc459dcd85d