Oct 12 17:17:04.898 INFO checking mmiecz/chip8-rust against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 17:17:04.898 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 17:17:05.468 INFO blam! 05cf7071ae26576a6dd366809f06ee151eed75a917f3b477100b40dcb5c8b122
Oct 12 17:17:05.470 INFO running `"docker" "start" "-a" "05cf7071ae26576a6dd366809f06ee151eed75a917f3b477100b40dcb5c8b122"`
Oct 12 17:17:07.603 INFO kablam! usermod: no changes
Oct 12 17:17:07.946 INFO kablam!     Checking chip8-rust v0.1.0 (/source)
Oct 12 17:17:09.531 INFO kablam! warning: unused import: `glium::glutin::VirtualKeyCode`
Oct 12 17:17:09.531 INFO kablam!    --> src/cpu.rs:446:13
Oct 12 17:17:09.531 INFO kablam!     |
Oct 12 17:17:09.531 INFO kablam! 446 |         use glium::glutin::VirtualKeyCode;
Oct 12 17:17:09.531 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:17:09.531 INFO kablam!     |
Oct 12 17:17:09.531 INFO kablam!     = note: #[warn(unused_imports)] on by default
Oct 12 17:17:09.531 INFO kablam! 
Oct 12 17:17:09.531 INFO kablam! warning: unused import: `glium::glutin::VirtualKeyCode`
Oct 12 17:17:09.531 INFO kablam!    --> src/cpu.rs:455:13
Oct 12 17:17:09.531 INFO kablam!     |
Oct 12 17:17:09.531 INFO kablam! 455 |         use glium::glutin::VirtualKeyCode;
Oct 12 17:17:09.531 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:17:09.531 INFO kablam! 
Oct 12 17:17:09.531 INFO kablam! warning: unused import: `glium::DisplayBuild`
Oct 12 17:17:09.531 INFO kablam!  --> src/input.rs:3:5
Oct 12 17:17:09.531 INFO kablam!   |
Oct 12 17:17:09.531 INFO kablam! 3 | use glium::DisplayBuild;
Oct 12 17:17:09.531 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 12 17:17:09.531 INFO kablam! 
Oct 12 17:17:09.531 INFO kablam! warning: unused import: `std::thread`
Oct 12 17:17:09.531 INFO kablam!  --> src/input.rs:4:5
Oct 12 17:17:09.531 INFO kablam!   |
Oct 12 17:17:09.531 INFO kablam! 4 | use std::thread;
Oct 12 17:17:09.531 INFO kablam!   |     ^^^^^^^^^^^
Oct 12 17:17:09.531 INFO kablam! 
Oct 12 17:17:09.531 INFO kablam! warning: unused import: `std::time`
Oct 12 17:17:09.531 INFO kablam!  --> src/input.rs:5:5
Oct 12 17:17:09.531 INFO kablam!   |
Oct 12 17:17:09.531 INFO kablam! 5 | use std::time;
Oct 12 17:17:09.531 INFO kablam!   |     ^^^^^^^^^
Oct 12 17:17:09.531 INFO kablam! 
Oct 12 17:17:09.531 INFO kablam! warning: unused import: `glium::glutin`
Oct 12 17:17:09.531 INFO kablam!  --> src/display.rs:4:5
Oct 12 17:17:09.531 INFO kablam!   |
Oct 12 17:17:09.531 INFO kablam! 4 | use glium::glutin;
Oct 12 17:17:09.532 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 12 17:17:09.532 INFO kablam! 
Oct 12 17:17:09.532 INFO kablam! warning: unused import: `std::path::Path`
Oct 12 17:17:09.532 INFO kablam!  --> src/display.rs:6:5
Oct 12 17:17:09.532 INFO kablam!   |
Oct 12 17:17:09.532 INFO kablam! 6 | use std::path::Path;
Oct 12 17:17:09.532 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 12 17:17:09.532 INFO kablam! 
Oct 12 17:17:09.532 INFO kablam! warning: unused import: `std::fs::File`
Oct 12 17:17:09.532 INFO kablam!  --> src/display.rs:7:5
Oct 12 17:17:09.532 INFO kablam!   |
Oct 12 17:17:09.532 INFO kablam! 7 | use std::fs::File;
Oct 12 17:17:09.532 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 12 17:17:09.532 INFO kablam! 
Oct 12 17:17:09.532 INFO kablam! warning: unused imports: `CpuError`, `Cpu`, `DecoderError`
Oct 12 17:17:09.532 INFO kablam!  --> src/main.rs:9:11
Oct 12 17:17:09.532 INFO kablam!   |
Oct 12 17:17:09.532 INFO kablam! 9 | use cpu::{Cpu, DecoderError, CpuError};
Oct 12 17:17:09.532 INFO kablam!   |           ^^^  ^^^^^^^^^^^^  ^^^^^^^^
Oct 12 17:17:09.532 INFO kablam! 
Oct 12 17:17:09.532 INFO kablam! warning: unused imports: `Event`, `VirtualKeyCode`
Oct 12 17:17:09.532 INFO kablam!   --> src/main.rs:10:21
Oct 12 17:17:09.532 INFO kablam!    |
Oct 12 17:17:09.532 INFO kablam! 10 | use glium::glutin::{VirtualKeyCode, Event};
Oct 12 17:17:09.532 INFO kablam!    |                     ^^^^^^^^^^^^^^  ^^^^^
Oct 12 17:17:09.532 INFO kablam! 
Oct 12 17:17:09.619 INFO kablam! warning: unused import: `glium::glutin::VirtualKeyCode`
Oct 12 17:17:09.619 INFO kablam!    --> src/cpu.rs:446:13
Oct 12 17:17:09.620 INFO kablam!     |
Oct 12 17:17:09.620 INFO kablam! 446 |         use glium::glutin::VirtualKeyCode;
Oct 12 17:17:09.620 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:17:09.620 INFO kablam!     |
Oct 12 17:17:09.620 INFO kablam!     = note: #[warn(unused_imports)] on by default
Oct 12 17:17:09.620 INFO kablam! 
Oct 12 17:17:09.620 INFO kablam! warning: unused import: `glium::glutin::VirtualKeyCode`
Oct 12 17:17:09.620 INFO kablam!    --> src/cpu.rs:455:13
Oct 12 17:17:09.620 INFO kablam!     |
Oct 12 17:17:09.620 INFO kablam! 455 |         use glium::glutin::VirtualKeyCode;
Oct 12 17:17:09.620 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:17:09.620 INFO kablam! 
Oct 12 17:17:09.620 INFO kablam! warning: unused import: `glium::DisplayBuild`
Oct 12 17:17:09.620 INFO kablam!  --> src/input.rs:3:5
Oct 12 17:17:09.620 INFO kablam!   |
Oct 12 17:17:09.620 INFO kablam! 3 | use glium::DisplayBuild;
Oct 12 17:17:09.620 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 12 17:17:09.620 INFO kablam! 
Oct 12 17:17:09.620 INFO kablam! warning: unused import: `std::thread`
Oct 12 17:17:09.620 INFO kablam!  --> src/input.rs:4:5
Oct 12 17:17:09.620 INFO kablam!   |
Oct 12 17:17:09.620 INFO kablam! 4 | use std::thread;
Oct 12 17:17:09.620 INFO kablam!   |     ^^^^^^^^^^^
Oct 12 17:17:09.620 INFO kablam! 
Oct 12 17:17:09.620 INFO kablam! warning: unused import: `std::time`
Oct 12 17:17:09.620 INFO kablam!  --> src/input.rs:5:5
Oct 12 17:17:09.620 INFO kablam!   |
Oct 12 17:17:09.620 INFO kablam! 5 | use std::time;
Oct 12 17:17:09.620 INFO kablam!   |     ^^^^^^^^^
Oct 12 17:17:09.620 INFO kablam! 
Oct 12 17:17:09.632 INFO kablam! warning: unused import: `glium::glutin`
Oct 12 17:17:09.632 INFO kablam!  --> src/display.rs:4:5
Oct 12 17:17:09.632 INFO kablam!   |
Oct 12 17:17:09.632 INFO kablam! 4 | use glium::glutin;
Oct 12 17:17:09.632 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 12 17:17:09.633 INFO kablam! 
Oct 12 17:17:09.633 INFO kablam! warning: unused import: `std::path::Path`
Oct 12 17:17:09.633 INFO kablam!  --> src/display.rs:6:5
Oct 12 17:17:09.633 INFO kablam!   |
Oct 12 17:17:09.633 INFO kablam! 6 | use std::path::Path;
Oct 12 17:17:09.633 INFO kablam!   |     ^^^^^^^^^^^^^^^
Oct 12 17:17:09.633 INFO kablam! 
Oct 12 17:17:09.633 INFO kablam! warning: unused import: `std::fs::File`
Oct 12 17:17:09.633 INFO kablam!  --> src/display.rs:7:5
Oct 12 17:17:09.633 INFO kablam!   |
Oct 12 17:17:09.633 INFO kablam! 7 | use std::fs::File;
Oct 12 17:17:09.633 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 12 17:17:09.633 INFO kablam! 
Oct 12 17:17:09.633 INFO kablam! warning: unused imports: `CpuError`, `Cpu`, `DecoderError`
Oct 12 17:17:09.633 INFO kablam!  --> src/main.rs:9:11
Oct 12 17:17:09.633 INFO kablam!   |
Oct 12 17:17:09.633 INFO kablam! 9 | use cpu::{Cpu, DecoderError, CpuError};
Oct 12 17:17:09.633 INFO kablam!   |           ^^^  ^^^^^^^^^^^^  ^^^^^^^^
Oct 12 17:17:09.633 INFO kablam! 
Oct 12 17:17:09.633 INFO kablam! warning: unused imports: `Event`, `VirtualKeyCode`
Oct 12 17:17:09.633 INFO kablam!   --> src/main.rs:10:21
Oct 12 17:17:09.633 INFO kablam!    |
Oct 12 17:17:09.633 INFO kablam! 10 | use glium::glutin::{VirtualKeyCode, Event};
Oct 12 17:17:09.633 INFO kablam!    |                     ^^^^^^^^^^^^^^  ^^^^^
Oct 12 17:17:09.633 INFO kablam! 
Oct 12 17:17:09.810 INFO kablam! warning: unreachable expression
Oct 12 17:17:09.810 INFO kablam!    --> src/cpu.rs:264:9
Oct 12 17:17:09.810 INFO kablam!     |
Oct 12 17:17:09.810 INFO kablam! 264 |         "cls".to_string()
Oct 12 17:17:09.810 INFO kablam!     |         ^^^^^^^^^^^^^^^^^
Oct 12 17:17:09.810 INFO kablam!     |
Oct 12 17:17:09.810 INFO kablam!     = note: #[warn(unreachable_code)] on by default
Oct 12 17:17:09.810 INFO kablam! 
Oct 12 17:17:09.900 INFO kablam! warning: unreachable expression
Oct 12 17:17:09.901 INFO kablam!    --> src/cpu.rs:480:9
Oct 12 17:17:09.901 INFO kablam!     |
Oct 12 17:17:09.901 INFO kablam! 480 |         format!("wkp {:#x}", self.regs.v[reg])
Oct 12 17:17:09.901 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:17:09.901 INFO kablam! warning: unreachable expression
Oct 12 17:17:09.901 INFO kablam!    --> src/cpu.rs:264:9
Oct 12 17:17:09.901 INFO kablam!     |
Oct 12 17:17:09.901 INFO kablam! 264 |         "cls".to_string()
Oct 12 17:17:09.901 INFO kablam!     |         ^^^^^^^^^^^^^^^^^
Oct 12 17:17:09.901 INFO kablam!     |
Oct 12 17:17:09.901 INFO kablam!     = note: #[warn(unreachable_code)] on by default
Oct 12 17:17:09.901 INFO kablam! 
Oct 12 17:17:09.901 INFO kablam!     |
Oct 12 17:17:09.901 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Oct 12 17:17:09.901 INFO kablam! 
Oct 12 17:17:10.000 INFO kablam! warning: unreachable expression
Oct 12 17:17:10.000 INFO kablam!    --> src/cpu.rs:480:9
Oct 12 17:17:10.001 INFO kablam!     |
Oct 12 17:17:10.001 INFO kablam! 480 |         format!("wkp {:#x}", self.regs.v[reg])
Oct 12 17:17:10.001 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:17:10.001 INFO kablam!     |
Oct 12 17:17:10.001 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Oct 12 17:17:10.001 INFO kablam! 
Oct 12 17:17:10.061 INFO kablam! warning: unused variable: `what`
Oct 12 17:17:10.061 INFO kablam!   --> src/cpu.rs:75:17
Oct 12 17:17:10.062 INFO kablam!    |
Oct 12 17:17:10.062 INFO kablam! 75 |             Err(what) => Err(CpuError::DecoderError)
Oct 12 17:17:10.062 INFO kablam!    |                 ^^^^ help: consider using `_what` instead
Oct 12 17:17:10.062 INFO kablam!    |
Oct 12 17:17:10.062 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 17:17:10.062 INFO kablam! 
Oct 12 17:17:10.063 INFO kablam! warning: unused variable: `placeholder_display`
Oct 12 17:17:10.063 INFO kablam!    --> src/cpu.rs:262:23
Oct 12 17:17:10.063 INFO kablam!     |
Oct 12 17:17:10.063 INFO kablam! 262 |     fn cls(&mut self, placeholder_display : u8 ) -> String  {
Oct 12 17:17:10.063 INFO kablam!     |                       ^^^^^^^^^^^^^^^^^^^ help: consider using `_placeholder_display` instead
Oct 12 17:17:10.064 INFO kablam! 
Oct 12 17:17:10.064 INFO kablam! warning: unused variable: `reg`
Oct 12 17:17:10.065 INFO kablam!    --> src/cpu.rs:478:37
Oct 12 17:17:10.065 INFO kablam!     |
Oct 12 17:17:10.065 INFO kablam! 478 |     fn wait_for_keypress(&mut self, reg: usize) -> String  {
Oct 12 17:17:10.065 INFO kablam!     |                                     ^^^ help: consider using `_reg` instead
Oct 12 17:17:10.065 INFO kablam! 
Oct 12 17:17:10.066 INFO kablam! warning: unused variable: `title`
Oct 12 17:17:10.066 INFO kablam!   --> src/display.rs:30:39
Oct 12 17:17:10.066 INFO kablam!    |
Oct 12 17:17:10.066 INFO kablam! 30 |     pub fn new(dimension: (u32, u32), title: &str) -> Result<Self, DisplayBuildError> {
Oct 12 17:17:10.066 INFO kablam!    |                                       ^^^^^ help: consider using `_title` instead
Oct 12 17:17:10.067 INFO kablam! 
Oct 12 17:17:10.172 INFO kablam! warning: unused variable: `what`
Oct 12 17:17:10.172 INFO kablam!   --> src/cpu.rs:75:17
Oct 12 17:17:10.172 INFO kablam!    |
Oct 12 17:17:10.172 INFO kablam! 75 |             Err(what) => Err(CpuError::DecoderError)
Oct 12 17:17:10.172 INFO kablam!    |                 ^^^^ help: consider using `_what` instead
Oct 12 17:17:10.172 INFO kablam!    |
Oct 12 17:17:10.172 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 17:17:10.172 INFO kablam! 
Oct 12 17:17:10.172 INFO kablam! warning: unused variable: `placeholder_display`
Oct 12 17:17:10.173 INFO kablam!    --> src/cpu.rs:262:23
Oct 12 17:17:10.173 INFO kablam!     |
Oct 12 17:17:10.173 INFO kablam! 262 |     fn cls(&mut self, placeholder_display : u8 ) -> String  {
Oct 12 17:17:10.173 INFO kablam!     |                       ^^^^^^^^^^^^^^^^^^^ help: consider using `_placeholder_display` instead
Oct 12 17:17:10.173 INFO kablam! 
Oct 12 17:17:10.173 INFO kablam! warning: unused variable: `reg`
Oct 12 17:17:10.173 INFO kablam!    --> src/cpu.rs:478:37
Oct 12 17:17:10.173 INFO kablam!     |
Oct 12 17:17:10.173 INFO kablam! 478 |     fn wait_for_keypress(&mut self, reg: usize) -> String  {
Oct 12 17:17:10.173 INFO kablam!     |                                     ^^^ help: consider using `_reg` instead
Oct 12 17:17:10.173 INFO kablam! 
Oct 12 17:17:10.173 INFO kablam! warning: unused variable: `title`
Oct 12 17:17:10.173 INFO kablam!   --> src/display.rs:30:39
Oct 12 17:17:10.173 INFO kablam!    |
Oct 12 17:17:10.173 INFO kablam! 30 |     pub fn new(dimension: (u32, u32), title: &str) -> Result<Self, DisplayBuildError> {
Oct 12 17:17:10.173 INFO kablam!    |                                       ^^^^^ help: consider using `_title` instead
Oct 12 17:17:10.173 INFO kablam! 
Oct 12 17:17:10.175 INFO kablam! warning: variable does not need to be mutable
Oct 12 17:17:10.175 INFO kablam!   --> src/display.rs:99:13
Oct 12 17:17:10.175 INFO kablam!    |
Oct 12 17:17:10.175 INFO kablam! 99 |         let mut collision = false;
Oct 12 17:17:10.175 INFO kablam!    |             ----^^^^^^^^^
Oct 12 17:17:10.175 INFO kablam!    |             |
Oct 12 17:17:10.175 INFO kablam!    |             help: remove this `mut`
Oct 12 17:17:10.176 INFO kablam!    |
Oct 12 17:17:10.176 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 17:17:10.176 INFO kablam! 
Oct 12 17:17:10.188 INFO kablam! warning: field is never used: `is_closing`
Oct 12 17:17:10.188 INFO kablam!  --> src/input.rs:8:5
Oct 12 17:17:10.188 INFO kablam!   |
Oct 12 17:17:10.188 INFO kablam! 8 |     is_closing : bool,
Oct 12 17:17:10.189 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Oct 12 17:17:10.189 INFO kablam!   |
Oct 12 17:17:10.189 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 17:17:10.189 INFO kablam! 
Oct 12 17:17:10.190 INFO kablam! warning: variant is never constructed: `InvalidDimensionError`
Oct 12 17:17:10.190 INFO kablam!   --> src/display.rs:17:5
Oct 12 17:17:10.190 INFO kablam!    |
Oct 12 17:17:10.190 INFO kablam! 17 |     InvalidDimensionError,
Oct 12 17:17:10.190 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:17:10.190 INFO kablam! 
Oct 12 17:17:10.316 INFO kablam! warning: variable does not need to be mutable
Oct 12 17:17:10.316 INFO kablam!   --> src/display.rs:99:13
Oct 12 17:17:10.317 INFO kablam!    |
Oct 12 17:17:10.317 INFO kablam! 99 |         let mut collision = false;
Oct 12 17:17:10.317 INFO kablam!    |             ----^^^^^^^^^
Oct 12 17:17:10.317 INFO kablam!    |             |
Oct 12 17:17:10.317 INFO kablam!    |             help: remove this `mut`
Oct 12 17:17:10.317 INFO kablam!    |
Oct 12 17:17:10.317 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 17:17:10.317 INFO kablam! 
Oct 12 17:17:10.321 INFO kablam! warning: field is never used: `is_closing`
Oct 12 17:17:10.322 INFO kablam!  --> src/input.rs:8:5
Oct 12 17:17:10.322 INFO kablam!   |
Oct 12 17:17:10.322 INFO kablam! 8 |     is_closing : bool,
Oct 12 17:17:10.322 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Oct 12 17:17:10.322 INFO kablam!   |
Oct 12 17:17:10.322 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 17:17:10.322 INFO kablam! 
Oct 12 17:17:10.322 INFO kablam! warning: variant is never constructed: `InvalidDimensionError`
Oct 12 17:17:10.322 INFO kablam!   --> src/display.rs:17:5
Oct 12 17:17:10.322 INFO kablam!    |
Oct 12 17:17:10.322 INFO kablam! 17 |     InvalidDimensionError,
Oct 12 17:17:10.322 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:17:10.322 INFO kablam! 
Oct 12 17:17:10.368 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.75s
Oct 12 17:17:10.385 INFO kablam! su: No module specific data is present
Oct 12 17:17:11.425 INFO running `"docker" "rm" "-f" "05cf7071ae26576a6dd366809f06ee151eed75a917f3b477100b40dcb5c8b122"`
Oct 12 17:17:11.748 INFO blam! 05cf7071ae26576a6dd366809f06ee151eed75a917f3b477100b40dcb5c8b122