[INFO] updating cached repository ekardnam/dank_fractals [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ekardnam/dank_fractals [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ekardnam/dank_fractals" "work/ex/clippy-test-run/sources/stable/gh/ekardnam/dank_fractals"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/ekardnam/dank_fractals'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ekardnam/dank_fractals" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ekardnam/dank_fractals"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ekardnam/dank_fractals'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4330ab353c13a8ecb1c29d49bd2fe05d39a7561c [INFO] sha for GitHub repo ekardnam/dank_fractals: 4330ab353c13a8ecb1c29d49bd2fe05d39a7561c [INFO] validating manifest of ekardnam/dank_fractals on toolchain stable [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ekardnam/dank_fractals on toolchain stable+rustflags=-Dclippy::into_iter_on_array [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ekardnam/dank_fractals [INFO] finished frobbing ekardnam/dank_fractals [INFO] frobbed toml for ekardnam/dank_fractals written to work/ex/clippy-test-run/sources/stable/gh/ekardnam/dank_fractals/Cargo.toml [INFO] started frobbing ekardnam/dank_fractals [INFO] finished frobbing ekardnam/dank_fractals [INFO] frobbed toml for ekardnam/dank_fractals written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ekardnam/dank_fractals/Cargo.toml [INFO] crate ekardnam/dank_fractals has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] linting ekardnam/dank_fractals against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/ekardnam/dank_fractals:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"` [INFO] [stdout] bac126fd31791c42246923cfc1d4cedc9198d8670a4303e96229ff8898cce17c [INFO] running `"docker" "start" "-a" "bac126fd31791c42246923cfc1d4cedc9198d8670a4303e96229ff8898cce17c"` [INFO] [stderr] Compiling cc v1.0.13 [INFO] [stderr] Compiling bitflags v1.0.2 [INFO] [stderr] Checking tempfile v3.0.1 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Compiling libloading v0.5.0 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling wayland-scanner v0.12.5 [INFO] [stderr] Compiling gl_generator v0.9.0 [INFO] [stderr] Checking dlib v0.4.1 [INFO] [stderr] Checking wayland-sys v0.12.5 [INFO] [stderr] Compiling wayland-client v0.12.5 [INFO] [stderr] Compiling wayland-protocols v0.12.5 [INFO] [stderr] Compiling glutin v0.14.0 [INFO] [stderr] Compiling glium v0.21.0 [INFO] [stderr] Checking wayland-kbd v0.13.1 [INFO] [stderr] Checking backtrace v0.3.6 [INFO] [stderr] Checking wayland-window v0.13.3 [INFO] [stderr] Checking winit v0.12.0 [INFO] [stderr] Checking dank_fractals v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Duration` [INFO] [stderr] --> src/main.rs:6:26 [INFO] [stderr] | [INFO] [stderr] 6 | use std::time::{Instant, Duration}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/view.rs:44:22 [INFO] [stderr] | [INFO] [stderr] 44 | self.zoom += (mouse_input * scale); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `clamp` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn clamp(value: &mut f32, min: f32, max: f32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `upper_clamp` [INFO] [stderr] --> src/main.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn upper_clamp(value: &mut f32, max: f32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: using `clone` on a `Copy` type [INFO] [stderr] --> src/main.rs:55:17 [INFO] [stderr] | [INFO] [stderr] 55 | self.clone() [INFO] [stderr] | ^^^^^^^^^^^^ help: try dereferencing it: `*self` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::clone_on_copy)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy [INFO] [stderr] [INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let` [INFO] [stderr] --> src/main.rs:122:41 [INFO] [stderr] | [INFO] [stderr] 122 | events_loop.poll_events(|event| match event { [INFO] [stderr] | _________________________________________^ [INFO] [stderr] 123 | | Event::WindowEvent { event: wevent, .. } => match wevent { [INFO] [stderr] 124 | | WindowEvent::Closed => running = false, [INFO] [stderr] 125 | | WindowEvent::KeyboardInput { [INFO] [stderr] ... | [INFO] [stderr] 145 | | _ => (), [INFO] [stderr] 146 | | }); [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_match)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match [INFO] [stderr] help: try this [INFO] [stderr] | [INFO] [stderr] 122 | events_loop.poll_events(|event| if let Event::WindowEvent { event: wevent, .. } = event { match wevent { [INFO] [stderr] 123 | WindowEvent::Closed => running = false, [INFO] [stderr] 124 | WindowEvent::KeyboardInput { [INFO] [stderr] 125 | input: glium::glutin::KeyboardInput { [INFO] [stderr] 126 | virtual_keycode: Some(kc), [INFO] [stderr] 127 | .. [INFO] [stderr] ... [INFO] [stderr] [INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change [INFO] [stderr] --> src/main.rs:151:52 [INFO] [stderr] | [INFO] [stderr] 151 | let elapsed = (duration.as_secs() as f64 + duration.subsec_nanos() as f64 * 1e-9) as f32; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(duration.subsec_nanos())` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::cast_lossless)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless [INFO] [stderr] [INFO] [stderr] warning: unused import: `Duration` [INFO] [stderr] --> src/main.rs:6:26 [INFO] [stderr] | [INFO] [stderr] 6 | use std::time::{Instant, Duration}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/view.rs:44:22 [INFO] [stderr] | [INFO] [stderr] 44 | self.zoom += (mouse_input * scale); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `clamp` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn clamp(value: &mut f32, min: f32, max: f32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `upper_clamp` [INFO] [stderr] --> src/main.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn upper_clamp(value: &mut f32, max: f32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: using `clone` on a `Copy` type [INFO] [stderr] --> src/main.rs:55:17 [INFO] [stderr] | [INFO] [stderr] 55 | self.clone() [INFO] [stderr] | ^^^^^^^^^^^^ help: try dereferencing it: `*self` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::clone_on_copy)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy [INFO] [stderr] [INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let` [INFO] [stderr] --> src/main.rs:122:41 [INFO] [stderr] | [INFO] [stderr] 122 | events_loop.poll_events(|event| match event { [INFO] [stderr] | _________________________________________^ [INFO] [stderr] 123 | | Event::WindowEvent { event: wevent, .. } => match wevent { [INFO] [stderr] 124 | | WindowEvent::Closed => running = false, [INFO] [stderr] 125 | | WindowEvent::KeyboardInput { [INFO] [stderr] ... | [INFO] [stderr] 145 | | _ => (), [INFO] [stderr] 146 | | }); [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_match)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match [INFO] [stderr] help: try this [INFO] [stderr] | [INFO] [stderr] 122 | events_loop.poll_events(|event| if let Event::WindowEvent { event: wevent, .. } = event { match wevent { [INFO] [stderr] 123 | WindowEvent::Closed => running = false, [INFO] [stderr] 124 | WindowEvent::KeyboardInput { [INFO] [stderr] 125 | input: glium::glutin::KeyboardInput { [INFO] [stderr] 126 | virtual_keycode: Some(kc), [INFO] [stderr] 127 | .. [INFO] [stderr] ... [INFO] [stderr] [INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change [INFO] [stderr] --> src/main.rs:151:52 [INFO] [stderr] | [INFO] [stderr] 151 | let elapsed = (duration.as_secs() as f64 + duration.subsec_nanos() as f64 * 1e-9) as f32; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(duration.subsec_nanos())` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::cast_lossless)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 06s [INFO] running `"docker" "inspect" "bac126fd31791c42246923cfc1d4cedc9198d8670a4303e96229ff8898cce17c"` [INFO] running `"docker" "rm" "-f" "bac126fd31791c42246923cfc1d4cedc9198d8670a4303e96229ff8898cce17c"` [INFO] [stdout] bac126fd31791c42246923cfc1d4cedc9198d8670a4303e96229ff8898cce17c