Nov 29 22:09:02.182 INFO checking mmiecz/chip8-rust against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 22:09:02.182 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-1/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +a49316ddc99d9d595193557fc899f6c52e4d9af9-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 29 22:09:02.765 INFO [stdout] dd6e7b24b2ba5c4dcb9acbed0364da1fdc53743ff820e02decbedf857096b6a3
Nov 29 22:09:02.767 INFO running `"docker" "start" "-a" "dd6e7b24b2ba5c4dcb9acbed0364da1fdc53743ff820e02decbedf857096b6a3"`
Nov 29 22:09:05.177 INFO [stderr] usermod: no changes
Nov 29 22:09:05.501 INFO [stderr]    Compiling libc v0.2.19
Nov 29 22:09:05.501 INFO [stderr]    Compiling phf_shared v0.7.20
Nov 29 22:09:05.520 INFO [stderr]    Compiling serde_json v0.8.4
Nov 29 22:09:05.524 INFO [stderr]     Checking rand v0.3.15
Nov 29 22:09:05.525 INFO [stderr]     Checking shared_library v0.1.5
Nov 29 22:09:05.525 INFO [stderr]    Compiling tempfile v2.1.4
Nov 29 22:09:05.526 INFO [stderr]     Checking x11-dl v2.12.0
Nov 29 22:09:05.526 INFO [stderr]     Checking backtrace-sys v0.1.5
Nov 29 22:09:07.433 INFO [stderr]     Checking fs2 v0.2.5
Nov 29 22:09:08.157 INFO [stderr]     Checking backtrace v0.2.3
Nov 29 22:09:08.321 INFO [stderr]    Compiling phf v0.7.20
Nov 29 22:09:08.573 INFO [stderr]     Checking osmesa-sys v0.1.2
Nov 29 22:09:09.441 INFO [stderr]     Checking memmap v0.4.0
Nov 29 22:09:17.264 INFO [stderr]    Compiling phf_generator v0.7.20
Nov 29 22:09:17.776 INFO [stderr]    Compiling phf_codegen v0.7.20
Nov 29 22:09:18.686 INFO [stderr]    Compiling target_build_utils v0.1.2
Nov 29 22:09:31.589 INFO [stderr]    Compiling libloading v0.3.1
Nov 29 22:09:33.992 INFO [stderr]     Checking dlib v0.3.1
Nov 29 22:09:34.327 INFO [stderr]     Checking wayland-sys v0.7.6
Nov 29 22:09:34.854 INFO [stderr]     Checking wayland-client v0.7.6
Nov 29 22:09:36.288 INFO [stderr]     Checking wayland-kbd v0.6.2
Nov 29 22:09:36.288 INFO [stderr]     Checking wayland-window v0.4.3
Nov 29 22:09:37.740 INFO [stderr]     Checking winit v0.5.7
Nov 29 22:09:39.100 INFO [stderr]     Checking glutin v0.7.2
Nov 29 22:09:40.484 INFO [stderr]     Checking glium v0.16.0
Nov 29 22:09:55.026 INFO [stderr]     Checking chip8-rust v0.1.0 (/source)
Nov 29 22:09:56.480 INFO [stderr] warning: unused import: `glium::glutin::VirtualKeyCode`
Nov 29 22:09:56.481 INFO [stderr]    --> src/cpu.rs:446:13
Nov 29 22:09:56.481 INFO [stderr]     |
Nov 29 22:09:56.482 INFO [stderr] 446 |         use glium::glutin::VirtualKeyCode;
Nov 29 22:09:56.482 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:09:56.489 INFO [stderr]     |
Nov 29 22:09:56.489 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Nov 29 22:09:56.489 INFO [stderr] 
Nov 29 22:09:56.490 INFO [stderr] warning: unused import: `glium::glutin::VirtualKeyCode`
Nov 29 22:09:56.490 INFO [stderr]    --> src/cpu.rs:455:13
Nov 29 22:09:56.490 INFO [stderr]     |
Nov 29 22:09:56.491 INFO [stderr] 455 |         use glium::glutin::VirtualKeyCode;
Nov 29 22:09:56.491 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:09:56.491 INFO [stderr] 
Nov 29 22:09:56.492 INFO [stderr] warning: unused import: `glium::DisplayBuild`
Nov 29 22:09:56.492 INFO [stderr]  --> src/input.rs:3:5
Nov 29 22:09:56.492 INFO [stderr]   |
Nov 29 22:09:56.493 INFO [stderr] 3 | use glium::DisplayBuild;
Nov 29 22:09:56.493 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Nov 29 22:09:56.493 INFO [stderr] 
Nov 29 22:09:56.493 INFO [stderr] warning: unused import: `std::thread`
Nov 29 22:09:56.494 INFO [stderr]  --> src/input.rs:4:5
Nov 29 22:09:56.494 INFO [stderr]   |
Nov 29 22:09:56.494 INFO [stderr] 4 | use std::thread;
Nov 29 22:09:56.495 INFO [stderr]   |     ^^^^^^^^^^^
Nov 29 22:09:56.495 INFO [stderr] 
Nov 29 22:09:56.495 INFO [stderr] warning: unused import: `std::time`
Nov 29 22:09:56.496 INFO [stderr]  --> src/input.rs:5:5
Nov 29 22:09:56.496 INFO [stderr]   |
Nov 29 22:09:56.496 INFO [stderr] 5 | use std::time;
Nov 29 22:09:56.497 INFO [stderr]   |     ^^^^^^^^^
Nov 29 22:09:56.497 INFO [stderr] 
Nov 29 22:09:56.497 INFO [stderr] warning: unused import: `glium::glutin`
Nov 29 22:09:56.497 INFO [stderr]  --> src/display.rs:4:5
Nov 29 22:09:56.498 INFO [stderr]   |
Nov 29 22:09:56.498 INFO [stderr] 4 | use glium::glutin;
Nov 29 22:09:56.498 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 29 22:09:56.499 INFO [stderr] 
Nov 29 22:09:56.499 INFO [stderr] warning: unused import: `std::path::Path`
Nov 29 22:09:56.499 INFO [stderr]  --> src/display.rs:6:5
Nov 29 22:09:56.499 INFO [stderr]   |
Nov 29 22:09:56.500 INFO [stderr] 6 | use std::path::Path;
Nov 29 22:09:56.500 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 29 22:09:56.500 INFO [stderr] 
Nov 29 22:09:56.500 INFO [stderr] warning: unused import: `std::fs::File`
Nov 29 22:09:56.501 INFO [stderr]  --> src/display.rs:7:5
Nov 29 22:09:56.501 INFO [stderr]   |
Nov 29 22:09:56.501 INFO [stderr] 7 | use std::fs::File;
Nov 29 22:09:56.502 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 29 22:09:56.502 INFO [stderr] 
Nov 29 22:09:56.502 INFO [stderr] warning: unused imports: `CpuError`, `Cpu`, `DecoderError`
Nov 29 22:09:56.503 INFO [stderr]  --> src/main.rs:9:11
Nov 29 22:09:56.503 INFO [stderr]   |
Nov 29 22:09:56.503 INFO [stderr] 9 | use cpu::{Cpu, DecoderError, CpuError};
Nov 29 22:09:56.504 INFO [stderr]   |           ^^^  ^^^^^^^^^^^^  ^^^^^^^^
Nov 29 22:09:56.504 INFO [stderr] 
Nov 29 22:09:56.504 INFO [stderr] warning: unused imports: `Event`, `VirtualKeyCode`
Nov 29 22:09:56.505 INFO [stderr]   --> src/main.rs:10:21
Nov 29 22:09:56.505 INFO [stderr]    |
Nov 29 22:09:56.505 INFO [stderr] 10 | use glium::glutin::{VirtualKeyCode, Event};
Nov 29 22:09:56.506 INFO [stderr]    |                     ^^^^^^^^^^^^^^  ^^^^^
Nov 29 22:09:56.506 INFO [stderr] 
Nov 29 22:09:56.618 INFO [stderr] warning: unused import: `glium::glutin::VirtualKeyCode`
Nov 29 22:09:56.618 INFO [stderr]    --> src/cpu.rs:446:13
Nov 29 22:09:56.618 INFO [stderr]     |
Nov 29 22:09:56.618 INFO [stderr] 446 |         use glium::glutin::VirtualKeyCode;
Nov 29 22:09:56.618 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:09:56.618 INFO [stderr]     |
Nov 29 22:09:56.619 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Nov 29 22:09:56.619 INFO [stderr] 
Nov 29 22:09:56.619 INFO [stderr] warning: unused import: `glium::glutin::VirtualKeyCode`
Nov 29 22:09:56.619 INFO [stderr]    --> src/cpu.rs:455:13
Nov 29 22:09:56.619 INFO [stderr]     |
Nov 29 22:09:56.619 INFO [stderr] 455 |         use glium::glutin::VirtualKeyCode;
Nov 29 22:09:56.619 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:09:56.619 INFO [stderr] 
Nov 29 22:09:56.619 INFO [stderr] warning: unused import: `glium::DisplayBuild`
Nov 29 22:09:56.619 INFO [stderr]  --> src/input.rs:3:5
Nov 29 22:09:56.619 INFO [stderr]   |
Nov 29 22:09:56.619 INFO [stderr] 3 | use glium::DisplayBuild;
Nov 29 22:09:56.619 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Nov 29 22:09:56.619 INFO [stderr] 
Nov 29 22:09:56.619 INFO [stderr] warning: unused import: `std::thread`
Nov 29 22:09:56.619 INFO [stderr]  --> src/input.rs:4:5
Nov 29 22:09:56.619 INFO [stderr]   |
Nov 29 22:09:56.619 INFO [stderr] 4 | use std::thread;
Nov 29 22:09:56.619 INFO [stderr]   |     ^^^^^^^^^^^
Nov 29 22:09:56.619 INFO [stderr] 
Nov 29 22:09:56.619 INFO [stderr] warning: unused import: `std::time`
Nov 29 22:09:56.619 INFO [stderr]  --> src/input.rs:5:5
Nov 29 22:09:56.619 INFO [stderr]   |
Nov 29 22:09:56.619 INFO [stderr] 5 | use std::time;
Nov 29 22:09:56.620 INFO [stderr]   |     ^^^^^^^^^
Nov 29 22:09:56.620 INFO [stderr] 
Nov 29 22:09:56.620 INFO [stderr] warning: unused import: `glium::glutin`
Nov 29 22:09:56.620 INFO [stderr]  --> src/display.rs:4:5
Nov 29 22:09:56.620 INFO [stderr]   |
Nov 29 22:09:56.620 INFO [stderr] 4 | use glium::glutin;
Nov 29 22:09:56.620 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 29 22:09:56.620 INFO [stderr] 
Nov 29 22:09:56.620 INFO [stderr] warning: unused import: `std::path::Path`
Nov 29 22:09:56.620 INFO [stderr]  --> src/display.rs:6:5
Nov 29 22:09:56.620 INFO [stderr]   |
Nov 29 22:09:56.620 INFO [stderr] 6 | use std::path::Path;
Nov 29 22:09:56.620 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 29 22:09:56.620 INFO [stderr] 
Nov 29 22:09:56.620 INFO [stderr] warning: unused import: `std::fs::File`
Nov 29 22:09:56.620 INFO [stderr]  --> src/display.rs:7:5
Nov 29 22:09:56.620 INFO [stderr]   |
Nov 29 22:09:56.620 INFO [stderr] 7 | use std::fs::File;
Nov 29 22:09:56.620 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 29 22:09:56.620 INFO [stderr] 
Nov 29 22:09:56.620 INFO [stderr] warning: unused imports: `CpuError`, `Cpu`, `DecoderError`
Nov 29 22:09:56.620 INFO [stderr]  --> src/main.rs:9:11
Nov 29 22:09:56.620 INFO [stderr]   |
Nov 29 22:09:56.620 INFO [stderr] 9 | use cpu::{Cpu, DecoderError, CpuError};
Nov 29 22:09:56.620 INFO [stderr]   |           ^^^  ^^^^^^^^^^^^  ^^^^^^^^
Nov 29 22:09:56.620 INFO [stderr] 
Nov 29 22:09:56.620 INFO [stderr] warning: unused imports: `Event`, `VirtualKeyCode`
Nov 29 22:09:56.620 INFO [stderr]   --> src/main.rs:10:21
Nov 29 22:09:56.620 INFO [stderr]    |
Nov 29 22:09:56.620 INFO [stderr] 10 | use glium::glutin::{VirtualKeyCode, Event};
Nov 29 22:09:56.620 INFO [stderr]    |                     ^^^^^^^^^^^^^^  ^^^^^
Nov 29 22:09:56.620 INFO [stderr] 
Nov 29 22:09:56.761 INFO [stderr] warning: unreachable expression
Nov 29 22:09:56.761 INFO [stderr]    --> src/cpu.rs:264:9
Nov 29 22:09:56.761 INFO [stderr]     |
Nov 29 22:09:56.761 INFO [stderr] 264 |         "cls".to_string()
Nov 29 22:09:56.761 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^
Nov 29 22:09:56.761 INFO [stderr]     |
Nov 29 22:09:56.761 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Nov 29 22:09:56.761 INFO [stderr] 
Nov 29 22:09:56.823 INFO [stderr] warning: unreachable expression
Nov 29 22:09:56.823 INFO [stderr]    --> src/cpu.rs:264:9
Nov 29 22:09:56.823 INFO [stderr]     |
Nov 29 22:09:56.823 INFO [stderr] 264 |         "cls".to_string()
Nov 29 22:09:56.823 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^
Nov 29 22:09:56.823 INFO [stderr]     |
Nov 29 22:09:56.828 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Nov 29 22:09:56.828 INFO [stderr] 
Nov 29 22:09:56.846 INFO [stderr] warning: unreachable expression
Nov 29 22:09:56.846 INFO [stderr]    --> src/cpu.rs:480:9
Nov 29 22:09:56.846 INFO [stderr]     |
Nov 29 22:09:56.846 INFO [stderr] 480 |         format!("wkp {:#x}", self.regs.v[reg])
Nov 29 22:09:56.846 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:09:56.846 INFO [stderr]     |
Nov 29 22:09:56.846 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 29 22:09:56.846 INFO [stderr] 
Nov 29 22:09:56.898 INFO [stderr] warning: unreachable expression
Nov 29 22:09:56.898 INFO [stderr]    --> src/cpu.rs:480:9
Nov 29 22:09:56.898 INFO [stderr]     |
Nov 29 22:09:56.898 INFO [stderr] 480 |         format!("wkp {:#x}", self.regs.v[reg])
Nov 29 22:09:56.898 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:09:56.898 INFO [stderr]     |
Nov 29 22:09:56.898 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 29 22:09:56.904 INFO [stderr] 
Nov 29 22:09:56.995 INFO [stderr] warning: unused variable: `what`
Nov 29 22:09:56.995 INFO [stderr]   --> src/cpu.rs:75:17
Nov 29 22:09:56.995 INFO [stderr]    |
Nov 29 22:09:56.995 INFO [stderr] 75 |             Err(what) => Err(CpuError::DecoderError)
Nov 29 22:09:56.995 INFO [stderr]    |                 ^^^^ help: consider using `_what` instead
Nov 29 22:09:56.995 INFO [stderr]    |
Nov 29 22:09:56.995 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 22:09:56.995 INFO [stderr] 
Nov 29 22:09:56.995 INFO [stderr] warning: unused variable: `placeholder_display`
Nov 29 22:09:56.995 INFO [stderr]    --> src/cpu.rs:262:23
Nov 29 22:09:56.995 INFO [stderr]     |
Nov 29 22:09:56.995 INFO [stderr] 262 |     fn cls(&mut self, placeholder_display : u8 ) -> String  {
Nov 29 22:09:56.995 INFO [stderr]     |                       ^^^^^^^^^^^^^^^^^^^ help: consider using `_placeholder_display` instead
Nov 29 22:09:56.995 INFO [stderr] 
Nov 29 22:09:56.995 INFO [stderr] warning: unused variable: `reg`
Nov 29 22:09:56.995 INFO [stderr]    --> src/cpu.rs:478:37
Nov 29 22:09:56.995 INFO [stderr]     |
Nov 29 22:09:56.995 INFO [stderr] 478 |     fn wait_for_keypress(&mut self, reg: usize) -> String  {
Nov 29 22:09:56.995 INFO [stderr]     |                                     ^^^ help: consider using `_reg` instead
Nov 29 22:09:56.995 INFO [stderr] 
Nov 29 22:09:56.995 INFO [stderr] warning: unused variable: `title`
Nov 29 22:09:56.995 INFO [stderr]   --> src/display.rs:30:39
Nov 29 22:09:56.995 INFO [stderr]    |
Nov 29 22:09:56.995 INFO [stderr] 30 |     pub fn new(dimension: (u32, u32), title: &str) -> Result<Self, DisplayBuildError> {
Nov 29 22:09:56.995 INFO [stderr]    |                                       ^^^^^ help: consider using `_title` instead
Nov 29 22:09:56.995 INFO [stderr] 
Nov 29 22:09:57.048 INFO [stderr] warning: unused variable: `what`
Nov 29 22:09:57.048 INFO [stderr]   --> src/cpu.rs:75:17
Nov 29 22:09:57.048 INFO [stderr]    |
Nov 29 22:09:57.048 INFO [stderr] 75 |             Err(what) => Err(CpuError::DecoderError)
Nov 29 22:09:57.048 INFO [stderr]    |                 ^^^^ help: consider using `_what` instead
Nov 29 22:09:57.048 INFO [stderr]    |
Nov 29 22:09:57.048 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 22:09:57.048 INFO [stderr] 
Nov 29 22:09:57.048 INFO [stderr] warning: unused variable: `placeholder_display`
Nov 29 22:09:57.048 INFO [stderr]    --> src/cpu.rs:262:23
Nov 29 22:09:57.048 INFO [stderr]     |
Nov 29 22:09:57.048 INFO [stderr] 262 |     fn cls(&mut self, placeholder_display : u8 ) -> String  {
Nov 29 22:09:57.048 INFO [stderr]     |                       ^^^^^^^^^^^^^^^^^^^ help: consider using `_placeholder_display` instead
Nov 29 22:09:57.048 INFO [stderr] 
Nov 29 22:09:57.049 INFO [stderr] warning: unused variable: `reg`
Nov 29 22:09:57.049 INFO [stderr]    --> src/cpu.rs:478:37
Nov 29 22:09:57.049 INFO [stderr]     |
Nov 29 22:09:57.049 INFO [stderr] 478 |     fn wait_for_keypress(&mut self, reg: usize) -> String  {
Nov 29 22:09:57.049 INFO [stderr]     |                                     ^^^ help: consider using `_reg` instead
Nov 29 22:09:57.049 INFO [stderr] 
Nov 29 22:09:57.049 INFO [stderr] warning: unused variable: `title`
Nov 29 22:09:57.049 INFO [stderr]   --> src/display.rs:30:39
Nov 29 22:09:57.049 INFO [stderr]    |
Nov 29 22:09:57.049 INFO [stderr] 30 |     pub fn new(dimension: (u32, u32), title: &str) -> Result<Self, DisplayBuildError> {
Nov 29 22:09:57.049 INFO [stderr]    |                                       ^^^^^ help: consider using `_title` instead
Nov 29 22:09:57.049 INFO [stderr] 
Nov 29 22:09:57.116 INFO [stderr] warning: variable does not need to be mutable
Nov 29 22:09:57.116 INFO [stderr]   --> src/display.rs:99:13
Nov 29 22:09:57.116 INFO [stderr]    |
Nov 29 22:09:57.116 INFO [stderr] 99 |         let mut collision = false;
Nov 29 22:09:57.116 INFO [stderr]    |             ----^^^^^^^^^
Nov 29 22:09:57.116 INFO [stderr]    |             |
Nov 29 22:09:57.116 INFO [stderr]    |             help: remove this `mut`
Nov 29 22:09:57.116 INFO [stderr]    |
Nov 29 22:09:57.116 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 22:09:57.116 INFO [stderr] 
Nov 29 22:09:57.135 INFO [stderr] warning: field is never used: `is_closing`
Nov 29 22:09:57.135 INFO [stderr]  --> src/input.rs:8:5
Nov 29 22:09:57.135 INFO [stderr]   |
Nov 29 22:09:57.135 INFO [stderr] 8 |     is_closing : bool,
Nov 29 22:09:57.135 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 29 22:09:57.135 INFO [stderr]   |
Nov 29 22:09:57.135 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 29 22:09:57.135 INFO [stderr] 
Nov 29 22:09:57.135 INFO [stderr] warning: variant is never constructed: `InvalidDimensionError`
Nov 29 22:09:57.135 INFO [stderr]   --> src/display.rs:17:5
Nov 29 22:09:57.135 INFO [stderr]    |
Nov 29 22:09:57.135 INFO [stderr] 17 |     InvalidDimensionError,
Nov 29 22:09:57.135 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:09:57.135 INFO [stderr] 
Nov 29 22:09:57.164 INFO [stderr] warning: variable does not need to be mutable
Nov 29 22:09:57.164 INFO [stderr]   --> src/display.rs:99:13
Nov 29 22:09:57.164 INFO [stderr]    |
Nov 29 22:09:57.164 INFO [stderr] 99 |         let mut collision = false;
Nov 29 22:09:57.164 INFO [stderr]    |             ----^^^^^^^^^
Nov 29 22:09:57.164 INFO [stderr]    |             |
Nov 29 22:09:57.164 INFO [stderr]    |             help: remove this `mut`
Nov 29 22:09:57.164 INFO [stderr]    |
Nov 29 22:09:57.164 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 22:09:57.164 INFO [stderr] 
Nov 29 22:09:57.171 INFO [stderr] warning: field is never used: `is_closing`
Nov 29 22:09:57.171 INFO [stderr]  --> src/input.rs:8:5
Nov 29 22:09:57.171 INFO [stderr]   |
Nov 29 22:09:57.171 INFO [stderr] 8 |     is_closing : bool,
Nov 29 22:09:57.171 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 29 22:09:57.171 INFO [stderr]   |
Nov 29 22:09:57.171 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 29 22:09:57.171 INFO [stderr] 
Nov 29 22:09:57.171 INFO [stderr] warning: variant is never constructed: `InvalidDimensionError`
Nov 29 22:09:57.171 INFO [stderr]   --> src/display.rs:17:5
Nov 29 22:09:57.171 INFO [stderr]    |
Nov 29 22:09:57.171 INFO [stderr] 17 |     InvalidDimensionError,
Nov 29 22:09:57.171 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:09:57.171 INFO [stderr] 
Nov 29 22:09:57.224 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.02s
Nov 29 22:09:57.235 INFO [stderr] su: No module specific data is present
Nov 29 22:09:58.650 INFO running `"docker" "inspect" "dd6e7b24b2ba5c4dcb9acbed0364da1fdc53743ff820e02decbedf857096b6a3"`
Nov 29 22:09:59.030 INFO running `"docker" "rm" "-f" "dd6e7b24b2ba5c4dcb9acbed0364da1fdc53743ff820e02decbedf857096b6a3"`
Nov 29 22:09:59.368 INFO [stdout] dd6e7b24b2ba5c4dcb9acbed0364da1fdc53743ff820e02decbedf857096b6a3