[INFO] fetching crate scan-core 0.1.2...
[INFO] testing scan-core-0.1.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate scan-core 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate scan-core 0.1.2
[INFO] finished tweaking crates.io crate scan-core 0.1.2
[INFO] tweaked toml for crates.io crate scan-core 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scan-core 0.1.2 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scan-core 0.1.2 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" "+beta-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d930d6898a72e480d101150d4ba94db371b4cf6dc98371fc80b8e136960ae52
[INFO] running `Command { std: "docker" "start" "-a" "0d930d6898a72e480d101150d4ba94db371b4cf6dc98371fc80b8e136960ae52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d930d6898a72e480d101150d4ba94db371b4cf6dc98371fc80b8e136960ae52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d930d6898a72e480d101150d4ba94db371b4cf6dc98371fc80b8e136960ae52", kill_on_drop: false }`
[INFO] [stdout] 0d930d6898a72e480d101150d4ba94db371b4cf6dc98371fc80b8e136960ae52
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fafee21b90fd64e8cd4bb01ba9bd313db260ef9d5e5de2812eb9a6da0d245e4a
[INFO] running `Command { std: "docker" "start" "-a" "fafee21b90fd64e8cd4bb01ba9bd313db260ef9d5e5de2812eb9a6da0d245e4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling zerocopy v0.8.39
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[INFO] [stderr]    Compiling num-derive v0.4.2
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[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling equator v0.4.2
[INFO] [stderr]    Compiling fax v0.2.6
[INFO] [stderr]    Compiling aligned-vec v0.6.4
[INFO] [stderr]    Compiling v_frame v0.3.9
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling av1-grain v0.2.5
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rustdct v0.7.1
[INFO] [stderr]    Compiling nalgebra v0.34.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ravif v0.12.0
[INFO] [stderr]    Compiling exr v1.74.0
[INFO] [stderr]    Compiling tiff v0.10.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling image v0.25.9
[INFO] [stderr]    Compiling imageproc v0.26.0
[INFO] [stderr]    Compiling scan-core v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pts`
[INFO] [stdout]    --> src/aruco/detector.rs:383:13
[INFO] [stdout]     |
[INFO] [stdout] 383 |         let pts: Vec<Point> = slots.iter().map(|s| s.unwrap()).collect();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_pts`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `Command { std: "docker" "inspect" "fafee21b90fd64e8cd4bb01ba9bd313db260ef9d5e5de2812eb9a6da0d245e4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fafee21b90fd64e8cd4bb01ba9bd313db260ef9d5e5de2812eb9a6da0d245e4a", kill_on_drop: false }`
[INFO] [stdout] fafee21b90fd64e8cd4bb01ba9bd313db260ef9d5e5de2812eb9a6da0d245e4a
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92a25e29f1d95c50764c072b30aaa0ad0f3862626d0b6652830ed4cebf12e2c1
[INFO] running `Command { std: "docker" "start" "-a" "92a25e29f1d95c50764c072b30aaa0ad0f3862626d0b6652830ed4cebf12e2c1", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `pts`
[INFO] [stdout]    --> src/aruco/detector.rs:383:13
[INFO] [stdout]     |
[INFO] [stdout] 383 |         let pts: Vec<Point> = slots.iter().map(|s| s.unwrap()).collect();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_pts`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling scan-core v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/lib.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pts`
[INFO] [stdout]    --> src/aruco/detector.rs:383:13
[INFO] [stdout]     |
[INFO] [stdout] 383 |         let pts: Vec<Point> = slots.iter().map(|s| s.unwrap()).collect();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_pts`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "92a25e29f1d95c50764c072b30aaa0ad0f3862626d0b6652830ed4cebf12e2c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92a25e29f1d95c50764c072b30aaa0ad0f3862626d0b6652830ed4cebf12e2c1", kill_on_drop: false }`
[INFO] [stdout] 92a25e29f1d95c50764c072b30aaa0ad0f3862626d0b6652830ed4cebf12e2c1
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 54251c57726dcaf3e12d3f588a65e885c1f75a11eda1be8d4387f30751ada6bc
[INFO] running `Command { std: "docker" "start" "-a" "54251c57726dcaf3e12d3f588a65e885c1f75a11eda1be8d4387f30751ada6bc", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `pts`
[INFO] [stderr]    --> src/aruco/detector.rs:383:13
[INFO] [stderr]     |
[INFO] [stderr] 383 |         let pts: Vec<Point> = slots.iter().map(|s| s.unwrap()).collect();
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_pts`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/lib.rs:131:9
[INFO] [stderr]     |
[INFO] [stderr] 131 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `scan-core` (lib) generated 1 warning (run `cargo fix --lib -p scan-core` to apply 1 suggestion)
[INFO] [stderr] warning: `scan-core` (lib test) generated 2 warnings (1 duplicate) (run `cargo fix --lib -p scan-core --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/scan_core-95cbf32e869a5c71)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_hamming_distance ... ok
[INFO] [stdout] test tests::test_dictionary_load ... ok
[INFO] [stdout] test tests::test_perspective_math ... ok
[INFO] [stdout] test tests::test_perspective_16_points ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests scan_core
[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" "54251c57726dcaf3e12d3f588a65e885c1f75a11eda1be8d4387f30751ada6bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54251c57726dcaf3e12d3f588a65e885c1f75a11eda1be8d4387f30751ada6bc", kill_on_drop: false }`
[INFO] [stdout] 54251c57726dcaf3e12d3f588a65e885c1f75a11eda1be8d4387f30751ada6bc
