[INFO] crate rust-cgui 0.1.11 is already in cache
[INFO] extracting crate rust-cgui 0.1.11 into work/ex/clippy-test-run/sources/stable/reg/rust-cgui/0.1.11
[INFO] extracting crate rust-cgui 0.1.11 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rust-cgui/0.1.11
[INFO] validating manifest of rust-cgui-0.1.11 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 rust-cgui-0.1.11 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 rust-cgui-0.1.11
[INFO] finished frobbing rust-cgui-0.1.11
[INFO] frobbed toml for rust-cgui-0.1.11 written to work/ex/clippy-test-run/sources/stable/reg/rust-cgui/0.1.11/Cargo.toml
[INFO] started frobbing rust-cgui-0.1.11
[INFO] finished frobbing rust-cgui-0.1.11
[INFO] frobbed toml for rust-cgui-0.1.11 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rust-cgui/0.1.11/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 rust-cgui-0.1.11 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/rust-cgui/0.1.11:/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] 1cb5189dba35d376a915a74d0a990ef305c9e7414db3d1739aa2e9c92038d679
[INFO] running `"docker" "start" "-a" "1cb5189dba35d376a915a74d0a990ef305c9e7414db3d1739aa2e9c92038d679"`
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]     Checking rust-cgui v0.1.11 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |         title: title,
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: replace it with: `title`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/lib.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |         title: title,
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: replace it with: `title`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/ext.rs:10:3
[INFO] [stderr]    |
[INFO] [stderr] 10 |   return CWin::new().to_ffi_ptr();
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `CWin::new().to_ffi_ptr()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/ext.rs:18:3
[INFO] [stderr]    |
[INFO] [stderr] 18 |   return CWin::new_detail(title_owned, width, height).to_ffi_ptr();
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `CWin::new_detail(title_owned, width, height).to_ffi_ptr()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/ext.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     return (*win_ptr).event_tick();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(*win_ptr).event_tick()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/x11back.rs:92:7
[INFO] [stderr]    |
[INFO] [stderr] 92 |       return cstr_ptr;
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^ help: remove `return` as shown: `cstr_ptr`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/x11back.rs:122:7
[INFO] [stderr]     |
[INFO] [stderr] 122 |       return Some(first_char);
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Some(first_char)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/x11back.rs:125:7
[INFO] [stderr]     |
[INFO] [stderr] 125 |       return None;
[INFO] [stderr]     |       ^^^^^^^^^^^^ help: remove `return` as shown: `None`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/x11back.rs:251:7
[INFO] [stderr]     |
[INFO] [stderr] 251 |       return cstr_ptr;
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^ help: remove `return` as shown: `cstr_ptr`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Pixel`
[INFO] [stderr]   --> src/lib.rs:41:31
[INFO] [stderr]    |
[INFO] [stderr] 41 | use image::{ImageBuffer, Rgb, Pixel};
[INFO] [stderr]    |                               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     return CWin::new_detail("Untitled Window", 800, 600);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `CWin::new_detail("Untitled Window", 800, 600)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:92:5
[INFO] [stderr]     |
[INFO] [stderr] 92  | /     return CWin {
[INFO] [stderr] 93  | |       rep: CWinRep {
[INFO] [stderr] 94  | |         title: title,
[INFO] [stderr] 95  | |         width: width as usize,
[INFO] [stderr] ...   |
[INFO] [stderr] 117 | |       event_callbacks: vec![],
[INFO] [stderr] 118 | |     };
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 92  |     CWin {
[INFO] [stderr] 93  |       rep: CWinRep {
[INFO] [stderr] 94  |         title: title,
[INFO] [stderr] 95  |         width: width as usize,
[INFO] [stderr] 96  |         height: height as usize,
[INFO] [stderr] 97  |         pixels: ImageBuffer::new(width, height),
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     return Box::into_raw(boxed);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Box::into_raw(boxed)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/ext.rs:10:3
[INFO] [stderr]    |
[INFO] [stderr] 10 |   return CWin::new().to_ffi_ptr();
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `CWin::new().to_ffi_ptr()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/ext.rs:18:3
[INFO] [stderr]    |
[INFO] [stderr] 18 |   return CWin::new_detail(title_owned, width, height).to_ffi_ptr();
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `CWin::new_detail(title_owned, width, height).to_ffi_ptr()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/ext.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     return (*win_ptr).event_tick();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(*win_ptr).event_tick()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/x11back.rs:92:7
[INFO] [stderr]    |
[INFO] [stderr] 92 |       return cstr_ptr;
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^ help: remove `return` as shown: `cstr_ptr`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/x11back.rs:122:7
[INFO] [stderr]     |
[INFO] [stderr] 122 |       return Some(first_char);
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Some(first_char)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/x11back.rs:125:7
[INFO] [stderr]     |
[INFO] [stderr] 125 |       return None;
[INFO] [stderr]     |       ^^^^^^^^^^^^ help: remove `return` as shown: `None`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/x11back.rs:251:7
[INFO] [stderr]     |
[INFO] [stderr] 251 |       return cstr_ptr;
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^ help: remove `return` as shown: `cstr_ptr`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Pixel`
[INFO] [stderr]   --> src/lib.rs:41:31
[INFO] [stderr]    |
[INFO] [stderr] 41 | use image::{ImageBuffer, Rgb, Pixel};
[INFO] [stderr]    |                               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     return CWin::new_detail("Untitled Window", 800, 600);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `CWin::new_detail("Untitled Window", 800, 600)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:92:5
[INFO] [stderr]     |
[INFO] [stderr] 92  | /     return CWin {
[INFO] [stderr] 93  | |       rep: CWinRep {
[INFO] [stderr] 94  | |         title: title,
[INFO] [stderr] 95  | |         width: width as usize,
[INFO] [stderr] ...   |
[INFO] [stderr] 117 | |       event_callbacks: vec![],
[INFO] [stderr] 118 | |     };
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 92  |     CWin {
[INFO] [stderr] 93  |       rep: CWinRep {
[INFO] [stderr] 94  |         title: title,
[INFO] [stderr] 95  |         width: width as usize,
[INFO] [stderr] 96  |         height: height as usize,
[INFO] [stderr] 97  |         pixels: ImageBuffer::new(width, height),
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     return Box::into_raw(boxed);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Box::into_raw(boxed)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:120:21
[INFO] [stderr]     |
[INFO] [stderr] 120 |   pub fn to_ffi_ptr(mut self) -> *mut CWin {
[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] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/ext.rs:16:20
[INFO] [stderr]    |
[INFO] [stderr] 16 |     CStr::from_ptr(title).to_str().unwrap().to_owned()
[INFO] [stderr]    |                    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::not_unsafe_ptr_arg_deref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/ext.rs:31:31
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let _data = Box::from_raw(win_ptr);
[INFO] [stderr]    |                               ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/ext.rs:41:7
[INFO] [stderr]    |
[INFO] [stderr] 41 |     (*win_ptr).add_callback(ffi_fun);
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/ext.rs:51:7
[INFO] [stderr]    |
[INFO] [stderr] 51 |     (*win_ptr).call_callbacks(evt_str);
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/ext.rs:61:7
[INFO] [stderr]    |
[INFO] [stderr] 61 |     (*win_ptr).event_loop();
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/ext.rs:71:14
[INFO] [stderr]    |
[INFO] [stderr] 71 |     return (*win_ptr).event_tick();
[INFO] [stderr]    |              ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/ext.rs:81:7
[INFO] [stderr]    |
[INFO] [stderr] 81 |     (*win_ptr).init();
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/ext.rs:92:7
[INFO] [stderr]    |
[INFO] [stderr] 92 |     (*win_ptr).rep.exit_flag = val != 0;
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]    --> src/ext.rs:103:7
[INFO] [stderr]     |
[INFO] [stderr] 103 |     (*win_ptr).redraw_dirty();
[INFO] [stderr]     |       ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]    --> src/ext.rs:113:7
[INFO] [stderr]     |
[INFO] [stderr] 113 |     (*win_ptr).redraw_box(x1 as usize, y1 as usize, x2 as usize, y2 as usize);
[INFO] [stderr]     |       ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]    --> src/ext.rs:123:7
[INFO] [stderr]     |
[INFO] [stderr] 123 |     (*win_ptr).write_px(x, y, [red as u8, green as u8, blue as u8]);
[INFO] [stderr]     |       ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]    --> src/x11back.rs:115:8
[INFO] [stderr]     |
[INFO] [stderr] 115 |     if returned_data.to_bytes().len() < 1 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `returned_data.to_bytes().is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/x11back.rs:201:14
[INFO] [stderr]     |
[INFO] [stderr] 201 |             ((color[0] as u64) << 16) |
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^ help: try: `u64::from(color[0])`
[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: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/x11back.rs:202:14
[INFO] [stderr]     |
[INFO] [stderr] 202 |             ((color[1] as u64) << 8) |
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^ help: try: `u64::from(color[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `(color[2] as u64)`
[INFO] [stderr]    --> src/x11back.rs:203:13
[INFO] [stderr]     |
[INFO] [stderr] 203 |             ((color[2] as u64) << 0)
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_op)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/x11back.rs:203:14
[INFO] [stderr]     |
[INFO] [stderr] 203 |             ((color[2] as u64) << 0)
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^ help: try: `u64::from(color[2])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `CWin`
[INFO] [stderr]   --> src/lib.rs:87:3
[INFO] [stderr]    |
[INFO] [stderr] 87 | /   pub fn new() -> CWin {
[INFO] [stderr] 88 | |     return CWin::new_detail("Untitled Window", 800, 600);
[INFO] [stderr] 89 | |   }
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 86 | impl Default for CWin {
[INFO] [stderr] 87 |     fn default() -> Self {
[INFO] [stderr] 88 |         Self::new()
[INFO] [stderr] 89 |     }
[INFO] [stderr] 90 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `to_*` usually take self by reference; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lib.rs:120:21
[INFO] [stderr]     |
[INFO] [stderr] 120 |   pub fn to_ffi_ptr(mut self) -> *mut CWin {
[INFO] [stderr]     |                     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:133:20
[INFO] [stderr]     |
[INFO] [stderr] 133 |       (c)(cwinrep, event_string.clone());
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `event_string`
[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] error: aborting due to 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:120:21
[INFO] [stderr]     |
[INFO] [stderr] 120 |   pub fn to_ffi_ptr(mut self) -> *mut CWin {
[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] error: Could not compile `rust-cgui`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/ext.rs:16:20
[INFO] [stderr]    |
[INFO] [stderr] 16 |     CStr::from_ptr(title).to_str().unwrap().to_owned()
[INFO] [stderr]    |                    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::not_unsafe_ptr_arg_deref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/ext.rs:31:31
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let _data = Box::from_raw(win_ptr);
[INFO] [stderr]    |                               ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/ext.rs:41:7
[INFO] [stderr]    |
[INFO] [stderr] 41 |     (*win_ptr).add_callback(ffi_fun);
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/ext.rs:51:7
[INFO] [stderr]    |
[INFO] [stderr] 51 |     (*win_ptr).call_callbacks(evt_str);
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/ext.rs:61:7
[INFO] [stderr]    |
[INFO] [stderr] 61 |     (*win_ptr).event_loop();
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/ext.rs:71:14
[INFO] [stderr]    |
[INFO] [stderr] 71 |     return (*win_ptr).event_tick();
[INFO] [stderr]    |              ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/ext.rs:81:7
[INFO] [stderr]    |
[INFO] [stderr] 81 |     (*win_ptr).init();
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/ext.rs:92:7
[INFO] [stderr]    |
[INFO] [stderr] 92 |     (*win_ptr).rep.exit_flag = val != 0;
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]    --> src/ext.rs:103:7
[INFO] [stderr]     |
[INFO] [stderr] 103 |     (*win_ptr).redraw_dirty();
[INFO] [stderr]     |       ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]    --> src/ext.rs:113:7
[INFO] [stderr]     |
[INFO] [stderr] 113 |     (*win_ptr).redraw_box(x1 as usize, y1 as usize, x2 as usize, y2 as usize);
[INFO] [stderr]     |       ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]    --> src/ext.rs:123:7
[INFO] [stderr]     |
[INFO] [stderr] 123 |     (*win_ptr).write_px(x, y, [red as u8, green as u8, blue as u8]);
[INFO] [stderr]     |       ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]    --> src/x11back.rs:115:8
[INFO] [stderr]     |
[INFO] [stderr] 115 |     if returned_data.to_bytes().len() < 1 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `returned_data.to_bytes().is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/x11back.rs:201:14
[INFO] [stderr]     |
[INFO] [stderr] 201 |             ((color[0] as u64) << 16) |
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^ help: try: `u64::from(color[0])`
[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: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/x11back.rs:202:14
[INFO] [stderr]     |
[INFO] [stderr] 202 |             ((color[1] as u64) << 8) |
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^ help: try: `u64::from(color[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `(color[2] as u64)`
[INFO] [stderr]    --> src/x11back.rs:203:13
[INFO] [stderr]     |
[INFO] [stderr] 203 |             ((color[2] as u64) << 0)
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_op)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/x11back.rs:203:14
[INFO] [stderr]     |
[INFO] [stderr] 203 |             ((color[2] as u64) << 0)
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^ help: try: `u64::from(color[2])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `CWin`
[INFO] [stderr]   --> src/lib.rs:87:3
[INFO] [stderr]    |
[INFO] [stderr] 87 | /   pub fn new() -> CWin {
[INFO] [stderr] 88 | |     return CWin::new_detail("Untitled Window", 800, 600);
[INFO] [stderr] 89 | |   }
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 86 | impl Default for CWin {
[INFO] [stderr] 87 |     fn default() -> Self {
[INFO] [stderr] 88 |         Self::new()
[INFO] [stderr] 89 |     }
[INFO] [stderr] 90 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `to_*` usually take self by reference; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/lib.rs:120:21
[INFO] [stderr]     |
[INFO] [stderr] 120 |   pub fn to_ffi_ptr(mut self) -> *mut CWin {
[INFO] [stderr]     |                     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:133:20
[INFO] [stderr]     |
[INFO] [stderr] 133 |       (c)(cwinrep, event_string.clone());
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `event_string`
[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] error: aborting due to 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rust-cgui`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1cb5189dba35d376a915a74d0a990ef305c9e7414db3d1739aa2e9c92038d679"`
[INFO] running `"docker" "rm" "-f" "1cb5189dba35d376a915a74d0a990ef305c9e7414db3d1739aa2e9c92038d679"`
[INFO] [stdout] 1cb5189dba35d376a915a74d0a990ef305c9e7414db3d1739aa2e9c92038d679