[INFO] fetching crate superpixel 0.1.1... [INFO] testing superpixel-0.1.1 against 1.85.0 for beta-1.86-1 [INFO] extracting crate superpixel 0.1.1 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate superpixel 0.1.1 on toolchain 1.85.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate superpixel 0.1.1 [INFO] finished tweaking crates.io crate superpixel 0.1.1 [INFO] tweaked toml for crates.io crate superpixel 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 43 packages to latest compatible versions [INFO] [stderr] Adding docopt v0.6.86 (available: v1.1.1) [INFO] [stderr] Adding image v0.19.0 (available: v0.25.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded docopt v0.6.86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71bebd9b49cd2a7b3cff02bdccd9832247fe2f182b7c3c2146f64e8aa8d69cca [INFO] running `Command { std: "docker" "start" "-a" "71bebd9b49cd2a7b3cff02bdccd9832247fe2f182b7c3c2146f64e8aa8d69cca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71bebd9b49cd2a7b3cff02bdccd9832247fe2f182b7c3c2146f64e8aa8d69cca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71bebd9b49cd2a7b3cff02bdccd9832247fe2f182b7c3c2146f64e8aa8d69cca", kill_on_drop: false }` [INFO] [stdout] 71bebd9b49cd2a7b3cff02bdccd9832247fe2f182b7c3c2146f64e8aa8d69cca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0210de24c8ffa861ddfc10a5da4b40dad991779414bd75827c8d8209ba2e61bb [INFO] running `Command { std: "docker" "start" "-a" "0210de24c8ffa861ddfc10a5da4b40dad991779414bd75827c8d8209ba2e61bb", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling either v1.14.0 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling color_quant v1.1.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling rustc-serialize v0.3.25 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling gif v0.10.3 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling num-rational v0.1.43 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling num-iter v0.1.45 [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling png v0.12.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.22 [INFO] [stderr] Compiling image v0.19.0 [INFO] [stderr] Compiling superpixel v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:480:17 [INFO] [stdout] | [INFO] [stdout] 480 | ((y - 1) * width + x) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 480 - ((y - 1) * width + x) [INFO] [stdout] 480 + (y - 1) * width + x [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:487:17 [INFO] [stdout] | [INFO] [stdout] 487 | (y * width + (x - 1)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 487 - (y * width + (x - 1)) [INFO] [stdout] 487 + y * width + (x - 1) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:326:17 [INFO] [stdout] | [INFO] [stdout] 326 | let mut c = &mut seeds_vec[k]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `idx` [INFO] [stdout] --> src/lib.rs:451:17 [INFO] [stdout] | [INFO] [stdout] 451 | let idx = y * width + x; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_idx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `klabels` [INFO] [stdout] --> src/lib.rs:438:5 [INFO] [stdout] | [INFO] [stdout] 438 | klabels: &Vec, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_klabels` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `outline_color` [INFO] [stdout] --> src/lib.rs:440:5 [INFO] [stdout] | [INFO] [stdout] 440 | outline_color: &image::Rgb [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_outline_color` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.11s [INFO] running `Command { std: "docker" "inspect" "0210de24c8ffa861ddfc10a5da4b40dad991779414bd75827c8d8209ba2e61bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0210de24c8ffa861ddfc10a5da4b40dad991779414bd75827c8d8209ba2e61bb", kill_on_drop: false }` [INFO] [stdout] 0210de24c8ffa861ddfc10a5da4b40dad991779414bd75827c8d8209ba2e61bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c2799e06772cc36566ec32dc61247f738b457bf438c0d564c4f8d350a07b53b2 [INFO] running `Command { std: "docker" "start" "-a" "c2799e06772cc36566ec32dc61247f738b457bf438c0d564c4f8d350a07b53b2", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling superpixel v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:480:17 [INFO] [stdout] | [INFO] [stdout] 480 | ((y - 1) * width + x) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 480 - ((y - 1) * width + x) [INFO] [stdout] 480 + (y - 1) * width + x [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:487:17 [INFO] [stdout] | [INFO] [stdout] 487 | (y * width + (x - 1)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 487 - (y * width + (x - 1)) [INFO] [stdout] 487 + y * width + (x - 1) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:326:17 [INFO] [stdout] | [INFO] [stdout] 326 | let mut c = &mut seeds_vec[k]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `idx` [INFO] [stdout] --> src/lib.rs:451:17 [INFO] [stdout] | [INFO] [stdout] 451 | let idx = y * width + x; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_idx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `klabels` [INFO] [stdout] --> src/lib.rs:438:5 [INFO] [stdout] | [INFO] [stdout] 438 | klabels: &Vec, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_klabels` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `outline_color` [INFO] [stdout] --> src/lib.rs:440:5 [INFO] [stdout] | [INFO] [stdout] 440 | outline_color: &image::Rgb [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_outline_color` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:480:17 [INFO] [stdout] | [INFO] [stdout] 480 | ((y - 1) * width + x) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 480 - ((y - 1) * width + x) [INFO] [stdout] 480 + (y - 1) * width + x [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:487:17 [INFO] [stdout] | [INFO] [stdout] 487 | (y * width + (x - 1)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 487 - (y * width + (x - 1)) [INFO] [stdout] 487 + y * width + (x - 1) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:326:17 [INFO] [stdout] | [INFO] [stdout] 326 | let mut c = &mut seeds_vec[k]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `idx` [INFO] [stdout] --> src/lib.rs:451:17 [INFO] [stdout] | [INFO] [stdout] 451 | let idx = y * width + x; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_idx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `klabels` [INFO] [stdout] --> src/lib.rs:438:5 [INFO] [stdout] | [INFO] [stdout] 438 | klabels: &Vec, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_klabels` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `outline_color` [INFO] [stdout] --> src/lib.rs:440:5 [INFO] [stdout] | [INFO] [stdout] 440 | outline_color: &image::Rgb [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_outline_color` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:578:32 [INFO] [stdout] | [INFO] [stdout] 578 | assert!(diff < 0.0001, format!("{} and {} are not within 0.0001", a, b)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 578 - assert!(diff < 0.0001, format!("{} and {} are not within 0.0001", a, b)); [INFO] [stdout] 578 + assert!(diff < 0.0001, "{} and {} are not within 0.0001", a, b); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s [INFO] running `Command { std: "docker" "inspect" "c2799e06772cc36566ec32dc61247f738b457bf438c0d564c4f8d350a07b53b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2799e06772cc36566ec32dc61247f738b457bf438c0d564c4f8d350a07b53b2", kill_on_drop: false }` [INFO] [stdout] c2799e06772cc36566ec32dc61247f738b457bf438c0d564c4f8d350a07b53b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fecfee8882c8721046ecbd912338896b355083bc26080a47e36f8aa7a4eb0f67 [INFO] running `Command { std: "docker" "start" "-a" "fecfee8882c8721046ecbd912338896b355083bc26080a47e36f8aa7a4eb0f67", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/lib.rs:480:17 [INFO] [stderr] | [INFO] [stderr] 480 | ((y - 1) * width + x) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 480 - ((y - 1) * width + x) [INFO] [stderr] 480 + (y - 1) * width + x [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/lib.rs:487:17 [INFO] [stderr] | [INFO] [stderr] 487 | (y * width + (x - 1)) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 487 - (y * width + (x - 1)) [INFO] [stderr] 487 + y * width + (x - 1) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:326:17 [INFO] [stderr] | [INFO] [stderr] 326 | let mut c = &mut seeds_vec[k]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `idx` [INFO] [stderr] --> src/lib.rs:451:17 [INFO] [stderr] | [INFO] [stderr] 451 | let idx = y * width + x; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_idx` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `klabels` [INFO] [stderr] --> src/lib.rs:438:5 [INFO] [stderr] | [INFO] [stderr] 438 | klabels: &Vec, [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_klabels` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `outline_color` [INFO] [stderr] --> src/lib.rs:440:5 [INFO] [stderr] | [INFO] [stderr] 440 | outline_color: &image::Rgb [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_outline_color` [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/lib.rs:578:32 [INFO] [stderr] | [INFO] [stderr] 578 | assert!(diff < 0.0001, format!("{} and {} are not within 0.0001", a, b)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 578 - assert!(diff < 0.0001, format!("{} and {} are not within 0.0001", a, b)); [INFO] [stderr] 578 + assert!(diff < 0.0001, "{} and {} are not within 0.0001", a, b); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `superpixel` (lib) generated 6 warnings (run `cargo fix --lib -p superpixel` to apply 3 suggestions) [INFO] [stderr] warning: `superpixel` (lib test) generated 7 warnings (6 duplicates) (run `cargo fix --lib -p superpixel --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/superpixel-1e7f7d3965c63e33) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test::test_rgb_to_lab ... ok [INFO] [stdout] test test::test_rgb_to_xyz ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests superpixel [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/lib.rs:480:17 [INFO] [stderr] | [INFO] [stderr] 480 | ((y - 1) * width + x) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 480 - ((y - 1) * width + x) [INFO] [stderr] 480 + (y - 1) * width + x [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/lib.rs:487:17 [INFO] [stderr] | [INFO] [stderr] 487 | (y * width + (x - 1)) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 487 - (y * width + (x - 1)) [INFO] [stderr] 487 + y * width + (x - 1) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [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" "fecfee8882c8721046ecbd912338896b355083bc26080a47e36f8aa7a4eb0f67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fecfee8882c8721046ecbd912338896b355083bc26080a47e36f8aa7a4eb0f67", kill_on_drop: false }` [INFO] [stdout] fecfee8882c8721046ecbd912338896b355083bc26080a47e36f8aa7a4eb0f67