[INFO] cloning repository https://github.com/h3nnn4n/mandelbrot-oxide [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/h3nnn4n/mandelbrot-oxide" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fh3nnn4n%2Fmandelbrot-oxide", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fh3nnn4n%2Fmandelbrot-oxide'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6dd28f6c84ffc1b970f2ca5673ee74997faa47b6 [INFO] testing h3nnn4n/mandelbrot-oxide against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fh3nnn4n%2Fmandelbrot-oxide" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/h3nnn4n/mandelbrot-oxide on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/h3nnn4n/mandelbrot-oxide [INFO] finished tweaking git repo https://github.com/h3nnn4n/mandelbrot-oxide [INFO] tweaked toml for git repo https://github.com/h3nnn4n/mandelbrot-oxide written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/h3nnn4n/mandelbrot-oxide already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num-complex v0.2.0 [INFO] [stderr] Downloaded num-bigint v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ff8505526af272317076b42fe0cc1349b6f6695073472a69aabcb4ff37f5894d [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" "ff8505526af272317076b42fe0cc1349b6f6695073472a69aabcb4ff37f5894d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ff8505526af272317076b42fe0cc1349b6f6695073472a69aabcb4ff37f5894d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff8505526af272317076b42fe0cc1349b6f6695073472a69aabcb4ff37f5894d", kill_on_drop: false }` [INFO] [stdout] ff8505526af272317076b42fe0cc1349b6f6695073472a69aabcb4ff37f5894d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ab5bf86cad4c85a55e4482b1ea59fd06a147435e2bef40169314d02826108962 [INFO] running `Command { std: "docker" "start" "-a" "ab5bf86cad4c85a55e4482b1ea59fd06a147435e2bef40169314d02826108962", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling num-bigint v0.2.0 [INFO] [stderr] Compiling adler32 v1.0.3 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling num-complex v0.2.0 [INFO] [stderr] Compiling byteorder v1.2.6 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling inflate v0.4.3 [INFO] [stderr] Compiling deflate v0.7.18 [INFO] [stderr] Compiling png v0.12.0 [INFO] [stderr] Compiling num v0.2.0 [INFO] [stderr] Compiling mandelbrot-oxide v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/image.rs:33:36 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn normalize(vec: Vec) -> (Vec) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 33 - pub fn normalize(vec: Vec) -> (Vec) { [INFO] [stdout] 33 + pub fn normalize(vec: Vec) -> Vec { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/image.rs:34:32 [INFO] [stdout] | [INFO] [stdout] 34 | fn norm(x: u32, m: u32) -> (f32) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 34 - fn norm(x: u32, m: u32) -> (f32) { [INFO] [stdout] 34 + fn norm(x: u32, m: u32) -> f32 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/image.rs:43:68 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn apply_palette(vec: Vec, palette: Vec<(u8, u8, u8)>) -> (Vec) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 43 - pub fn apply_palette(vec: Vec, palette: Vec<(u8, u8, u8)>) -> (Vec) { [INFO] [stdout] 43 + pub fn apply_palette(vec: Vec, palette: Vec<(u8, u8, u8)>) -> Vec { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/image.rs:44:29 [INFO] [stdout] | [INFO] [stdout] 44 | fn get_index(i: f32) -> (usize) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 44 - fn get_index(i: f32) -> (usize) { [INFO] [stdout] 44 + fn get_index(i: f32) -> usize { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/mandelbrot.rs:5:47 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn generate_mandelbrot(config: Config) -> (Vec) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 5 - pub fn generate_mandelbrot(config: Config) -> (Vec) { [INFO] [stdout] 5 + pub fn generate_mandelbrot(config: Config) -> Vec { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/mandelbrot.rs:24:49 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn get_c(x: u32, y: u32, config: Config) -> (Complex) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 24 - pub fn get_c(x: u32, y: u32, config: Config) -> (Complex) { [INFO] [stdout] 24 + pub fn get_c(x: u32, y: u32, config: Config) -> Complex { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/mandelbrot.rs:36:82 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn mandelbrot_point(c: Complex, escape_radius: f64, iterations: u32) -> (u32) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 36 - pub fn mandelbrot_point(c: Complex, escape_radius: f64, iterations: u32) -> (u32) { [INFO] [stdout] 36 + pub fn mandelbrot_point(c: Complex, escape_radius: f64, iterations: u32) -> u32 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.33s [INFO] running `Command { std: "docker" "inspect" "ab5bf86cad4c85a55e4482b1ea59fd06a147435e2bef40169314d02826108962", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab5bf86cad4c85a55e4482b1ea59fd06a147435e2bef40169314d02826108962", kill_on_drop: false }` [INFO] [stdout] ab5bf86cad4c85a55e4482b1ea59fd06a147435e2bef40169314d02826108962 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d823e512e356d22fe41aa48fee3cf6aad34c70bde56a6af8f2ea23f7ac087fb [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" "3d823e512e356d22fe41aa48fee3cf6aad34c70bde56a6af8f2ea23f7ac087fb", kill_on_drop: false }` [INFO] [stderr] Compiling mandelbrot-oxide v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/image.rs:33:36 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn normalize(vec: Vec) -> (Vec) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 33 - pub fn normalize(vec: Vec) -> (Vec) { [INFO] [stdout] 33 + pub fn normalize(vec: Vec) -> Vec { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/image.rs:34:32 [INFO] [stdout] | [INFO] [stdout] 34 | fn norm(x: u32, m: u32) -> (f32) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 34 - fn norm(x: u32, m: u32) -> (f32) { [INFO] [stdout] 34 + fn norm(x: u32, m: u32) -> f32 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/image.rs:43:68 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn apply_palette(vec: Vec, palette: Vec<(u8, u8, u8)>) -> (Vec) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 43 - pub fn apply_palette(vec: Vec, palette: Vec<(u8, u8, u8)>) -> (Vec) { [INFO] [stdout] 43 + pub fn apply_palette(vec: Vec, palette: Vec<(u8, u8, u8)>) -> Vec { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/image.rs:44:29 [INFO] [stdout] | [INFO] [stdout] 44 | fn get_index(i: f32) -> (usize) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 44 - fn get_index(i: f32) -> (usize) { [INFO] [stdout] 44 + fn get_index(i: f32) -> usize { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/mandelbrot.rs:5:47 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn generate_mandelbrot(config: Config) -> (Vec) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 5 - pub fn generate_mandelbrot(config: Config) -> (Vec) { [INFO] [stdout] 5 + pub fn generate_mandelbrot(config: Config) -> Vec { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/mandelbrot.rs:24:49 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn get_c(x: u32, y: u32, config: Config) -> (Complex) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 24 - pub fn get_c(x: u32, y: u32, config: Config) -> (Complex) { [INFO] [stdout] 24 + pub fn get_c(x: u32, y: u32, config: Config) -> Complex { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/mandelbrot.rs:36:82 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn mandelbrot_point(c: Complex, escape_radius: f64, iterations: u32) -> (u32) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 36 - pub fn mandelbrot_point(c: Complex, escape_radius: f64, iterations: u32) -> (u32) { [INFO] [stdout] 36 + pub fn mandelbrot_point(c: Complex, escape_radius: f64, iterations: u32) -> u32 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "3d823e512e356d22fe41aa48fee3cf6aad34c70bde56a6af8f2ea23f7ac087fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d823e512e356d22fe41aa48fee3cf6aad34c70bde56a6af8f2ea23f7ac087fb", kill_on_drop: false }` [INFO] [stdout] 3d823e512e356d22fe41aa48fee3cf6aad34c70bde56a6af8f2ea23f7ac087fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 87b64e464ff61d353b03ba9b2544d19e8eccf15c41de6097a26eb8de86cd47dc [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" "87b64e464ff61d353b03ba9b2544d19e8eccf15c41de6097a26eb8de86cd47dc", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/image.rs:33:36 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 33 | pub fn normalize(vec: Vec) -> (Vec) { [INFO] [stdout] [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 33 - pub fn normalize(vec: Vec) -> (Vec) { [INFO] [stderr] 33 + pub fn normalize(vec: Vec) -> Vec { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/image.rs:34:32 [INFO] [stderr] | [INFO] [stderr] 34 | fn norm(x: u32, m: u32) -> (f32) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 34 - fn norm(x: u32, m: u32) -> (f32) { [INFO] [stderr] 34 + fn norm(x: u32, m: u32) -> f32 { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/image.rs:43:68 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn apply_palette(vec: Vec, palette: Vec<(u8, u8, u8)>) -> (Vec) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 43 - pub fn apply_palette(vec: Vec, palette: Vec<(u8, u8, u8)>) -> (Vec) { [INFO] [stderr] 43 + pub fn apply_palette(vec: Vec, palette: Vec<(u8, u8, u8)>) -> Vec { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/image.rs:44:29 [INFO] [stderr] | [INFO] [stderr] 44 | fn get_index(i: f32) -> (usize) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 44 - fn get_index(i: f32) -> (usize) { [INFO] [stderr] 44 + fn get_index(i: f32) -> usize { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/mandelbrot.rs:5:47 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn generate_mandelbrot(config: Config) -> (Vec) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 5 - pub fn generate_mandelbrot(config: Config) -> (Vec) { [INFO] [stderr] 5 + pub fn generate_mandelbrot(config: Config) -> Vec { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/mandelbrot.rs:24:49 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn get_c(x: u32, y: u32, config: Config) -> (Complex) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 24 - pub fn get_c(x: u32, y: u32, config: Config) -> (Complex) { [INFO] [stderr] 24 + pub fn get_c(x: u32, y: u32, config: Config) -> Complex { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/mandelbrot.rs:36:82 [INFO] [stderr] | [INFO] [stderr] 36 | pub fn mandelbrot_point(c: Complex, escape_radius: f64, iterations: u32) -> (u32) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 36 - pub fn mandelbrot_point(c: Complex, escape_radius: f64, iterations: u32) -> (u32) { [INFO] [stderr] 36 + pub fn mandelbrot_point(c: Complex, escape_radius: f64, iterations: u32) -> u32 { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `mandelbrot-oxide` (bin "mandelbrot-oxide" test) generated 7 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mandelbrot_oxide-d454aa953434dae7) [INFO] running `Command { std: "docker" "inspect" "87b64e464ff61d353b03ba9b2544d19e8eccf15c41de6097a26eb8de86cd47dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87b64e464ff61d353b03ba9b2544d19e8eccf15c41de6097a26eb8de86cd47dc", kill_on_drop: false }` [INFO] [stdout] 87b64e464ff61d353b03ba9b2544d19e8eccf15c41de6097a26eb8de86cd47dc