Dec 01 09:00:06.425 INFO testing mmiecz/chip8-rust against 1.30.1 for beta-1.31-5
Dec 01 09:00:06.425 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 09:00:06.887 INFO [stdout] 96ff84e50f9d84314ddcc29fabfdfd33deac4a1c5e70abc62704f6c2a2c34304
Dec 01 09:00:06.889 INFO running `"docker" "start" "-a" "96ff84e50f9d84314ddcc29fabfdfd33deac4a1c5e70abc62704f6c2a2c34304"`
Dec 01 09:00:08.032 INFO [stderr] usermod: no changes
Dec 01 09:00:08.286 INFO [stderr]    Compiling libc v0.2.19
Dec 01 09:00:08.287 INFO [stderr]    Compiling serde v0.8.22
Dec 01 09:00:08.287 INFO [stderr]    Compiling x11-dl v2.12.0
Dec 01 09:00:08.299 INFO [stderr]    Compiling wayland-scanner v0.7.6
Dec 01 09:00:08.303 INFO [stderr]    Compiling glutin v0.7.2
Dec 01 09:00:08.303 INFO [stderr]    Compiling glium v0.16.0
Dec 01 09:00:11.700 INFO [stderr]    Compiling rand v0.3.15
Dec 01 09:00:11.723 INFO [stderr]    Compiling fs2 v0.2.5
Dec 01 09:00:14.377 INFO [stderr]    Compiling shared_library v0.1.5
Dec 01 09:00:14.851 INFO [stderr]    Compiling backtrace-sys v0.1.5
Dec 01 09:00:14.879 INFO [stderr]    Compiling memmap v0.4.0
Dec 01 09:00:15.032 INFO [stderr]    Compiling wayland-client v0.7.6
Dec 01 09:00:16.455 INFO [stderr]    Compiling backtrace v0.2.3
Dec 01 09:00:16.576 INFO [stderr]    Compiling osmesa-sys v0.1.2
Dec 01 09:00:19.903 INFO [stderr]    Compiling phf_generator v0.7.20
Dec 01 09:00:19.903 INFO [stderr]    Compiling tempfile v2.1.4
Dec 01 09:00:21.368 INFO [stderr]    Compiling phf_codegen v0.7.20
Dec 01 09:00:23.139 INFO [stderr]    Compiling target_build_utils v0.1.2
Dec 01 09:00:27.381 INFO [stderr]    Compiling serde_json v0.8.4
Dec 01 09:00:36.499 INFO [stderr]    Compiling libloading v0.3.1
Dec 01 09:00:39.206 INFO [stderr]    Compiling dlib v0.3.1
Dec 01 09:00:39.576 INFO [stderr]    Compiling wayland-sys v0.7.6
Dec 01 09:00:43.519 INFO [stderr]    Compiling wayland-window v0.4.3
Dec 01 09:00:43.519 INFO [stderr]    Compiling wayland-kbd v0.6.2
Dec 01 09:00:45.833 INFO [stderr]    Compiling winit v0.5.7
Dec 01 09:01:22.004 INFO [stderr]    Compiling chip8-rust v0.1.0 (/source)
Dec 01 09:01:23.016 INFO [stderr] warning: unused import: `glium::glutin::VirtualKeyCode`
Dec 01 09:01:23.016 INFO [stderr]    --> src/cpu.rs:446:13
Dec 01 09:01:23.016 INFO [stderr]     |
Dec 01 09:01:23.016 INFO [stderr] 446 |         use glium::glutin::VirtualKeyCode;
Dec 01 09:01:23.016 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 09:01:23.016 INFO [stderr]     |
Dec 01 09:01:23.016 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 01 09:01:23.016 INFO [stderr] 
Dec 01 09:01:23.016 INFO [stderr] warning: unused import: `glium::glutin::VirtualKeyCode`
Dec 01 09:01:23.016 INFO [stderr]    --> src/cpu.rs:455:13
Dec 01 09:01:23.016 INFO [stderr]     |
Dec 01 09:01:23.016 INFO [stderr] 455 |         use glium::glutin::VirtualKeyCode;
Dec 01 09:01:23.016 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 09:01:23.016 INFO [stderr] 
Dec 01 09:01:23.016 INFO [stderr] warning: unused import: `glium::DisplayBuild`
Dec 01 09:01:23.016 INFO [stderr]  --> src/input.rs:3:5
Dec 01 09:01:23.016 INFO [stderr]   |
Dec 01 09:01:23.016 INFO [stderr] 3 | use glium::DisplayBuild;
Dec 01 09:01:23.016 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 01 09:01:23.016 INFO [stderr] 
Dec 01 09:01:23.016 INFO [stderr] warning: unused import: `std::thread`
Dec 01 09:01:23.016 INFO [stderr]  --> src/input.rs:4:5
Dec 01 09:01:23.016 INFO [stderr]   |
Dec 01 09:01:23.016 INFO [stderr] 4 | use std::thread;
Dec 01 09:01:23.016 INFO [stderr]   |     ^^^^^^^^^^^
Dec 01 09:01:23.016 INFO [stderr] 
Dec 01 09:01:23.016 INFO [stderr] warning: unused import: `std::time`
Dec 01 09:01:23.016 INFO [stderr]  --> src/input.rs:5:5
Dec 01 09:01:23.016 INFO [stderr]   |
Dec 01 09:01:23.016 INFO [stderr] 5 | use std::time;
Dec 01 09:01:23.016 INFO [stderr]   |     ^^^^^^^^^
Dec 01 09:01:23.016 INFO [stderr] 
Dec 01 09:01:23.016 INFO [stderr] warning: unused import: `glium::glutin`
Dec 01 09:01:23.016 INFO [stderr]  --> src/display.rs:4:5
Dec 01 09:01:23.016 INFO [stderr]   |
Dec 01 09:01:23.016 INFO [stderr] 4 | use glium::glutin;
Dec 01 09:01:23.016 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 01 09:01:23.016 INFO [stderr] 
Dec 01 09:01:23.016 INFO [stderr] warning: unused import: `std::path::Path`
Dec 01 09:01:23.016 INFO [stderr]  --> src/display.rs:6:5
Dec 01 09:01:23.016 INFO [stderr]   |
Dec 01 09:01:23.016 INFO [stderr] 6 | use std::path::Path;
Dec 01 09:01:23.016 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 01 09:01:23.016 INFO [stderr] 
Dec 01 09:01:23.016 INFO [stderr] warning: unused import: `std::fs::File`
Dec 01 09:01:23.016 INFO [stderr]  --> src/display.rs:7:5
Dec 01 09:01:23.016 INFO [stderr]   |
Dec 01 09:01:23.016 INFO [stderr] 7 | use std::fs::File;
Dec 01 09:01:23.016 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 01 09:01:23.016 INFO [stderr] 
Dec 01 09:01:23.016 INFO [stderr] warning: unused imports: `CpuError`, `Cpu`, `DecoderError`
Dec 01 09:01:23.016 INFO [stderr]  --> src/main.rs:9:11
Dec 01 09:01:23.016 INFO [stderr]   |
Dec 01 09:01:23.016 INFO [stderr] 9 | use cpu::{Cpu, DecoderError, CpuError};
Dec 01 09:01:23.016 INFO [stderr]   |           ^^^  ^^^^^^^^^^^^  ^^^^^^^^
Dec 01 09:01:23.016 INFO [stderr] 
Dec 01 09:01:23.016 INFO [stderr] warning: unused imports: `Event`, `VirtualKeyCode`
Dec 01 09:01:23.017 INFO [stderr]   --> src/main.rs:10:21
Dec 01 09:01:23.017 INFO [stderr]    |
Dec 01 09:01:23.017 INFO [stderr] 10 | use glium::glutin::{VirtualKeyCode, Event};
Dec 01 09:01:23.017 INFO [stderr]    |                     ^^^^^^^^^^^^^^  ^^^^^
Dec 01 09:01:23.017 INFO [stderr] 
Dec 01 09:01:23.151 INFO [stderr] warning: unreachable expression
Dec 01 09:01:23.151 INFO [stderr]    --> src/cpu.rs:264:9
Dec 01 09:01:23.151 INFO [stderr]     |
Dec 01 09:01:23.151 INFO [stderr] 264 |         "cls".to_string()
Dec 01 09:01:23.151 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^
Dec 01 09:01:23.151 INFO [stderr]     |
Dec 01 09:01:23.151 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 01 09:01:23.151 INFO [stderr] 
Dec 01 09:01:23.202 INFO [stderr] warning: unreachable expression
Dec 01 09:01:23.202 INFO [stderr]    --> src/cpu.rs:480:9
Dec 01 09:01:23.202 INFO [stderr]     |
Dec 01 09:01:23.202 INFO [stderr] 480 |         format!("wkp {:#x}", self.regs.v[reg])
Dec 01 09:01:23.202 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 09:01:23.202 INFO [stderr]     |
Dec 01 09:01:23.202 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)
Dec 01 09:01:23.202 INFO [stderr] 
Dec 01 09:01:23.293 INFO [stderr] warning: unused variable: `what`
Dec 01 09:01:23.293 INFO [stderr]   --> src/cpu.rs:75:17
Dec 01 09:01:23.293 INFO [stderr]    |
Dec 01 09:01:23.293 INFO [stderr] 75 |             Err(what) => Err(CpuError::DecoderError)
Dec 01 09:01:23.293 INFO [stderr]    |                 ^^^^ help: consider using `_what` instead
Dec 01 09:01:23.293 INFO [stderr]    |
Dec 01 09:01:23.293 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 09:01:23.293 INFO [stderr] 
Dec 01 09:01:23.293 INFO [stderr] warning: unused variable: `placeholder_display`
Dec 01 09:01:23.293 INFO [stderr]    --> src/cpu.rs:262:23
Dec 01 09:01:23.293 INFO [stderr]     |
Dec 01 09:01:23.293 INFO [stderr] 262 |     fn cls(&mut self, placeholder_display : u8 ) -> String  {
Dec 01 09:01:23.293 INFO [stderr]     |                       ^^^^^^^^^^^^^^^^^^^ help: consider using `_placeholder_display` instead
Dec 01 09:01:23.293 INFO [stderr] 
Dec 01 09:01:23.294 INFO [stderr] warning: unused variable: `reg`
Dec 01 09:01:23.294 INFO [stderr]    --> src/cpu.rs:478:37
Dec 01 09:01:23.294 INFO [stderr]     |
Dec 01 09:01:23.294 INFO [stderr] 478 |     fn wait_for_keypress(&mut self, reg: usize) -> String  {
Dec 01 09:01:23.294 INFO [stderr]     |                                     ^^^ help: consider using `_reg` instead
Dec 01 09:01:23.294 INFO [stderr] 
Dec 01 09:01:23.294 INFO [stderr] warning: unused variable: `title`
Dec 01 09:01:23.294 INFO [stderr]   --> src/display.rs:30:39
Dec 01 09:01:23.294 INFO [stderr]    |
Dec 01 09:01:23.294 INFO [stderr] 30 |     pub fn new(dimension: (u32, u32), title: &str) -> Result<Self, DisplayBuildError> {
Dec 01 09:01:23.294 INFO [stderr]    |                                       ^^^^^ help: consider using `_title` instead
Dec 01 09:01:23.294 INFO [stderr] 
Dec 01 09:01:23.352 INFO [stderr] warning: variable does not need to be mutable
Dec 01 09:01:23.352 INFO [stderr]   --> src/display.rs:99:13
Dec 01 09:01:23.353 INFO [stderr]    |
Dec 01 09:01:23.353 INFO [stderr] 99 |         let mut collision = false;
Dec 01 09:01:23.353 INFO [stderr]    |             ----^^^^^^^^^
Dec 01 09:01:23.353 INFO [stderr]    |             |
Dec 01 09:01:23.353 INFO [stderr]    |             help: remove this `mut`
Dec 01 09:01:23.353 INFO [stderr]    |
Dec 01 09:01:23.353 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 09:01:23.353 INFO [stderr] 
Dec 01 09:01:23.357 INFO [stderr] warning: field is never used: `is_closing`
Dec 01 09:01:23.357 INFO [stderr]  --> src/input.rs:8:5
Dec 01 09:01:23.357 INFO [stderr]   |
Dec 01 09:01:23.357 INFO [stderr] 8 |     is_closing : bool,
Dec 01 09:01:23.357 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 01 09:01:23.357 INFO [stderr]   |
Dec 01 09:01:23.357 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 01 09:01:23.357 INFO [stderr] 
Dec 01 09:01:23.357 INFO [stderr] warning: variant is never constructed: `InvalidDimensionError`
Dec 01 09:01:23.357 INFO [stderr]   --> src/display.rs:17:5
Dec 01 09:01:23.357 INFO [stderr]    |
Dec 01 09:01:23.357 INFO [stderr] 17 |     InvalidDimensionError,
Dec 01 09:01:23.358 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 01 09:01:23.358 INFO [stderr] 
Dec 01 09:01:27.572 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
Dec 01 09:01:27.591 INFO [stderr] su: No module specific data is present
Dec 01 09:01:28.861 INFO running `"docker" "inspect" "96ff84e50f9d84314ddcc29fabfdfd33deac4a1c5e70abc62704f6c2a2c34304"`
Dec 01 09:01:29.221 INFO running `"docker" "rm" "-f" "96ff84e50f9d84314ddcc29fabfdfd33deac4a1c5e70abc62704f6c2a2c34304"`
Dec 01 09:01:29.623 INFO [stdout] 96ff84e50f9d84314ddcc29fabfdfd33deac4a1c5e70abc62704f6c2a2c34304
Dec 01 09:01:29.629 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 09:01:30.028 INFO [stdout] 540947350b9eaa29ac7307955ae9370c36f00a75f6d13c39d09accd94cba5eeb
Dec 01 09:01:30.032 INFO running `"docker" "start" "-a" "540947350b9eaa29ac7307955ae9370c36f00a75f6d13c39d09accd94cba5eeb"`
Dec 01 09:01:31.482 INFO [stderr] usermod: no changes
Dec 01 09:01:31.686 INFO [stderr]    Compiling chip8-rust v0.1.0 (/source)
Dec 01 09:01:32.887 INFO [stderr] warning: unused import: `glium::glutin::VirtualKeyCode`
Dec 01 09:01:32.887 INFO [stderr]    --> src/cpu.rs:446:13
Dec 01 09:01:32.887 INFO [stderr]     |
Dec 01 09:01:32.887 INFO [stderr] 446 |         use glium::glutin::VirtualKeyCode;
Dec 01 09:01:32.887 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 09:01:32.887 INFO [stderr]     |
Dec 01 09:01:32.887 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 01 09:01:32.887 INFO [stderr] 
Dec 01 09:01:32.887 INFO [stderr] warning: unused import: `glium::glutin::VirtualKeyCode`
Dec 01 09:01:32.887 INFO [stderr]    --> src/cpu.rs:455:13
Dec 01 09:01:32.887 INFO [stderr]     |
Dec 01 09:01:32.887 INFO [stderr] 455 |         use glium::glutin::VirtualKeyCode;
Dec 01 09:01:32.887 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 09:01:32.887 INFO [stderr] 
Dec 01 09:01:32.887 INFO [stderr] warning: unused import: `glium::DisplayBuild`
Dec 01 09:01:32.887 INFO [stderr]  --> src/input.rs:3:5
Dec 01 09:01:32.887 INFO [stderr]   |
Dec 01 09:01:32.887 INFO [stderr] 3 | use glium::DisplayBuild;
Dec 01 09:01:32.887 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 01 09:01:32.887 INFO [stderr] 
Dec 01 09:01:32.887 INFO [stderr] warning: unused import: `std::thread`
Dec 01 09:01:32.887 INFO [stderr]  --> src/input.rs:4:5
Dec 01 09:01:32.887 INFO [stderr]   |
Dec 01 09:01:32.887 INFO [stderr] 4 | use std::thread;
Dec 01 09:01:32.887 INFO [stderr]   |     ^^^^^^^^^^^
Dec 01 09:01:32.887 INFO [stderr] 
Dec 01 09:01:32.887 INFO [stderr] warning: unused import: `std::time`
Dec 01 09:01:32.887 INFO [stderr]  --> src/input.rs:5:5
Dec 01 09:01:32.887 INFO [stderr]   |
Dec 01 09:01:32.887 INFO [stderr] 5 | use std::time;
Dec 01 09:01:32.887 INFO [stderr]   |     ^^^^^^^^^
Dec 01 09:01:32.887 INFO [stderr] 
Dec 01 09:01:32.887 INFO [stderr] warning: unused import: `glium::glutin`
Dec 01 09:01:32.887 INFO [stderr]  --> src/display.rs:4:5
Dec 01 09:01:32.887 INFO [stderr]   |
Dec 01 09:01:32.887 INFO [stderr] 4 | use glium::glutin;
Dec 01 09:01:32.887 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 01 09:01:32.887 INFO [stderr] 
Dec 01 09:01:32.887 INFO [stderr] warning: unused import: `std::path::Path`
Dec 01 09:01:32.887 INFO [stderr]  --> src/display.rs:6:5
Dec 01 09:01:32.887 INFO [stderr]   |
Dec 01 09:01:32.887 INFO [stderr] 6 | use std::path::Path;
Dec 01 09:01:32.887 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 01 09:01:32.887 INFO [stderr] 
Dec 01 09:01:32.888 INFO [stderr] warning: unused import: `std::fs::File`
Dec 01 09:01:32.888 INFO [stderr]  --> src/display.rs:7:5
Dec 01 09:01:32.888 INFO [stderr]   |
Dec 01 09:01:32.888 INFO [stderr] 7 | use std::fs::File;
Dec 01 09:01:32.888 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 01 09:01:32.888 INFO [stderr] 
Dec 01 09:01:32.888 INFO [stderr] warning: unused imports: `CpuError`, `Cpu`, `DecoderError`
Dec 01 09:01:32.888 INFO [stderr]  --> src/main.rs:9:11
Dec 01 09:01:32.888 INFO [stderr]   |
Dec 01 09:01:32.888 INFO [stderr] 9 | use cpu::{Cpu, DecoderError, CpuError};
Dec 01 09:01:32.888 INFO [stderr]   |           ^^^  ^^^^^^^^^^^^  ^^^^^^^^
Dec 01 09:01:32.888 INFO [stderr] 
Dec 01 09:01:32.888 INFO [stderr] warning: unused imports: `Event`, `VirtualKeyCode`
Dec 01 09:01:32.888 INFO [stderr]   --> src/main.rs:10:21
Dec 01 09:01:32.888 INFO [stderr]    |
Dec 01 09:01:32.888 INFO [stderr] 10 | use glium::glutin::{VirtualKeyCode, Event};
Dec 01 09:01:32.888 INFO [stderr]    |                     ^^^^^^^^^^^^^^  ^^^^^
Dec 01 09:01:32.888 INFO [stderr] 
Dec 01 09:01:33.023 INFO [stderr] warning: unreachable expression
Dec 01 09:01:33.023 INFO [stderr]    --> src/cpu.rs:264:9
Dec 01 09:01:33.023 INFO [stderr]     |
Dec 01 09:01:33.023 INFO [stderr] 264 |         "cls".to_string()
Dec 01 09:01:33.023 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^
Dec 01 09:01:33.023 INFO [stderr]     |
Dec 01 09:01:33.023 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 01 09:01:33.023 INFO [stderr] 
Dec 01 09:01:33.075 INFO [stderr] warning: unreachable expression
Dec 01 09:01:33.075 INFO [stderr]    --> src/cpu.rs:480:9
Dec 01 09:01:33.075 INFO [stderr]     |
Dec 01 09:01:33.075 INFO [stderr] 480 |         format!("wkp {:#x}", self.regs.v[reg])
Dec 01 09:01:33.075 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 09:01:33.075 INFO [stderr]     |
Dec 01 09:01:33.075 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)
Dec 01 09:01:33.075 INFO [stderr] 
Dec 01 09:01:33.167 INFO [stderr] warning: unused variable: `what`
Dec 01 09:01:33.167 INFO [stderr]   --> src/cpu.rs:75:17
Dec 01 09:01:33.167 INFO [stderr]    |
Dec 01 09:01:33.167 INFO [stderr] 75 |             Err(what) => Err(CpuError::DecoderError)
Dec 01 09:01:33.167 INFO [stderr]    |                 ^^^^ help: consider using `_what` instead
Dec 01 09:01:33.167 INFO [stderr]    |
Dec 01 09:01:33.167 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 09:01:33.167 INFO [stderr] 
Dec 01 09:01:33.167 INFO [stderr] warning: unused variable: `placeholder_display`
Dec 01 09:01:33.167 INFO [stderr]    --> src/cpu.rs:262:23
Dec 01 09:01:33.167 INFO [stderr]     |
Dec 01 09:01:33.167 INFO [stderr] 262 |     fn cls(&mut self, placeholder_display : u8 ) -> String  {
Dec 01 09:01:33.167 INFO [stderr]     |                       ^^^^^^^^^^^^^^^^^^^ help: consider using `_placeholder_display` instead
Dec 01 09:01:33.167 INFO [stderr] 
Dec 01 09:01:33.167 INFO [stderr] warning: unused variable: `reg`
Dec 01 09:01:33.167 INFO [stderr]    --> src/cpu.rs:478:37
Dec 01 09:01:33.167 INFO [stderr]     |
Dec 01 09:01:33.167 INFO [stderr] 478 |     fn wait_for_keypress(&mut self, reg: usize) -> String  {
Dec 01 09:01:33.167 INFO [stderr]     |                                     ^^^ help: consider using `_reg` instead
Dec 01 09:01:33.167 INFO [stderr] 
Dec 01 09:01:33.167 INFO [stderr] warning: unused variable: `title`
Dec 01 09:01:33.167 INFO [stderr]   --> src/display.rs:30:39
Dec 01 09:01:33.167 INFO [stderr]    |
Dec 01 09:01:33.167 INFO [stderr] 30 |     pub fn new(dimension: (u32, u32), title: &str) -> Result<Self, DisplayBuildError> {
Dec 01 09:01:33.167 INFO [stderr]    |                                       ^^^^^ help: consider using `_title` instead
Dec 01 09:01:33.167 INFO [stderr] 
Dec 01 09:01:33.223 INFO [stderr] warning: variable does not need to be mutable
Dec 01 09:01:33.223 INFO [stderr]   --> src/display.rs:99:13
Dec 01 09:01:33.223 INFO [stderr]    |
Dec 01 09:01:33.223 INFO [stderr] 99 |         let mut collision = false;
Dec 01 09:01:33.223 INFO [stderr]    |             ----^^^^^^^^^
Dec 01 09:01:33.223 INFO [stderr]    |             |
Dec 01 09:01:33.223 INFO [stderr]    |             help: remove this `mut`
Dec 01 09:01:33.223 INFO [stderr]    |
Dec 01 09:01:33.223 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 09:01:33.223 INFO [stderr] 
Dec 01 09:01:33.227 INFO [stderr] warning: field is never used: `is_closing`
Dec 01 09:01:33.227 INFO [stderr]  --> src/input.rs:8:5
Dec 01 09:01:33.227 INFO [stderr]   |
Dec 01 09:01:33.227 INFO [stderr] 8 |     is_closing : bool,
Dec 01 09:01:33.227 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 01 09:01:33.227 INFO [stderr]   |
Dec 01 09:01:33.227 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 01 09:01:33.227 INFO [stderr] 
Dec 01 09:01:33.235 INFO [stderr] warning: variant is never constructed: `InvalidDimensionError`
Dec 01 09:01:33.235 INFO [stderr]   --> src/display.rs:17:5
Dec 01 09:01:33.235 INFO [stderr]    |
Dec 01 09:01:33.235 INFO [stderr] 17 |     InvalidDimensionError,
Dec 01 09:01:33.235 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 01 09:01:33.235 INFO [stderr] 
Dec 01 09:01:33.888 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.37s
Dec 01 09:01:33.899 INFO [stderr] su: No module specific data is present
Dec 01 09:01:34.597 INFO running `"docker" "inspect" "540947350b9eaa29ac7307955ae9370c36f00a75f6d13c39d09accd94cba5eeb"`
Dec 01 09:01:34.873 INFO running `"docker" "rm" "-f" "540947350b9eaa29ac7307955ae9370c36f00a75f6d13c39d09accd94cba5eeb"`
Dec 01 09:01:35.263 INFO [stdout] 540947350b9eaa29ac7307955ae9370c36f00a75f6d13c39d09accd94cba5eeb
Dec 01 09:01:35.265 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 09:01:35.776 INFO [stdout] 0a10703cef9441d660777a591a5e88d15ded1f4df8100396ad016a45e8be027c
Dec 01 09:01:35.781 INFO running `"docker" "start" "-a" "0a10703cef9441d660777a591a5e88d15ded1f4df8100396ad016a45e8be027c"`
Dec 01 09:01:37.846 INFO [stderr] usermod: no changes
Dec 01 09:01:38.027 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
Dec 01 09:01:38.051 INFO [stderr]      Running /target/debug/deps/chip8_rust-df9f0ace811e2391
Dec 01 09:01:38.051 INFO [stderr] su: No module specific data is present
Dec 01 09:01:38.051 INFO [stdout] 
Dec 01 09:01:38.051 INFO [stdout] running 0 tests
Dec 01 09:01:38.051 INFO [stdout] 
Dec 01 09:01:38.051 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 09:01:38.051 INFO [stdout] 
Dec 01 09:01:39.240 INFO running `"docker" "inspect" "0a10703cef9441d660777a591a5e88d15ded1f4df8100396ad016a45e8be027c"`
Dec 01 09:01:39.693 INFO running `"docker" "rm" "-f" "0a10703cef9441d660777a591a5e88d15ded1f4df8100396ad016a45e8be027c"`
Dec 01 09:01:39.987 INFO [stdout] 0a10703cef9441d660777a591a5e88d15ded1f4df8100396ad016a45e8be027c
