Dec 12 04:00:57.400 INFO checking AmaranthineCodices/chip8-int against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 04:00:57.401 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 12 04:00:57.988 INFO [stdout] dcd59c09c592ecd1e71961fe057c64f077c3fb6564f95f7261389c61835c3bed
Dec 12 04:00:57.990 INFO running `"docker" "start" "-a" "dcd59c09c592ecd1e71961fe057c64f077c3fb6564f95f7261389c61835c3bed"`
Dec 12 04:00:59.808 INFO [stderr] usermod: no changes
Dec 12 04:01:00.294 INFO [stderr]     Checking pistoncore-input v0.20.0
Dec 12 04:01:00.294 INFO [stderr]     Checking winit v0.10.0
Dec 12 04:01:00.295 INFO [stderr]     Checking piston2d-opengl_graphics v0.52.0
Dec 12 04:01:06.142 INFO [stderr]     Checking glutin v0.12.2
Dec 12 04:01:09.940 INFO [stderr]     Checking pistoncore-window v0.31.0
Dec 12 04:01:13.032 INFO [stderr]     Checking pistoncore-event_loop v0.36.0
Dec 12 04:01:13.032 INFO [stderr]     Checking pistoncore-glutin_window v0.45.2
Dec 12 04:01:15.414 INFO [stderr]     Checking piston v0.36.0
Dec 12 04:01:17.726 INFO [stderr]     Checking chip8-int v0.1.0 (/source)
Dec 12 04:01:18.793 INFO [stderr] warning: constant item is never used: `MEM_SIZE`
Dec 12 04:01:18.793 INFO [stderr]  --> src/chip8.rs:1:1
Dec 12 04:01:18.793 INFO [stderr]   |
Dec 12 04:01:18.794 INFO [stderr] 1 | const MEM_SIZE: usize = 0x1000;
Dec 12 04:01:18.794 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.794 INFO [stderr]   |
Dec 12 04:01:18.795 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 04:01:18.795 INFO [stderr] 
Dec 12 04:01:18.795 INFO [stderr] warning: constant item is never used: `GFX_SIZE_X`
Dec 12 04:01:18.796 INFO [stderr]  --> src/chip8.rs:2:1
Dec 12 04:01:18.796 INFO [stderr]   |
Dec 12 04:01:18.796 INFO [stderr] 2 | const GFX_SIZE_X: usize = 64;
Dec 12 04:01:18.797 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.797 INFO [stderr] 
Dec 12 04:01:18.797 INFO [stderr] warning: constant item is never used: `GFX_SIZE_Y`
Dec 12 04:01:18.798 INFO [stderr]  --> src/chip8.rs:3:1
Dec 12 04:01:18.798 INFO [stderr]   |
Dec 12 04:01:18.798 INFO [stderr] 3 | const GFX_SIZE_Y: usize = 32;
Dec 12 04:01:18.798 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.799 INFO [stderr] 
Dec 12 04:01:18.799 INFO [stderr] warning: variant is never constructed: `ClearDisplay`
Dec 12 04:01:18.799 INFO [stderr]  --> src/chip8.rs:8:5
Dec 12 04:01:18.800 INFO [stderr]   |
Dec 12 04:01:18.800 INFO [stderr] 8 |     ClearDisplay,
Dec 12 04:01:18.800 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 12 04:01:18.801 INFO [stderr] 
Dec 12 04:01:18.801 INFO [stderr] warning: variant is never constructed: `Return`
Dec 12 04:01:18.801 INFO [stderr]  --> src/chip8.rs:9:5
Dec 12 04:01:18.802 INFO [stderr]   |
Dec 12 04:01:18.802 INFO [stderr] 9 |     Return,
Dec 12 04:01:18.802 INFO [stderr]   |     ^^^^^^
Dec 12 04:01:18.802 INFO [stderr] 
Dec 12 04:01:18.803 INFO [stderr] warning: variant is never constructed: `Jump`
Dec 12 04:01:18.803 INFO [stderr]   --> src/chip8.rs:11:5
Dec 12 04:01:18.803 INFO [stderr]    |
Dec 12 04:01:18.804 INFO [stderr] 11 |     Jump { address: u16 },
Dec 12 04:01:18.804 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.804 INFO [stderr] 
Dec 12 04:01:18.805 INFO [stderr] warning: variant is never constructed: `Call`
Dec 12 04:01:18.805 INFO [stderr]   --> src/chip8.rs:13:5
Dec 12 04:01:18.805 INFO [stderr]    |
Dec 12 04:01:18.806 INFO [stderr] 13 |     Call { address: u16 },
Dec 12 04:01:18.806 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.806 INFO [stderr] 
Dec 12 04:01:18.807 INFO [stderr] warning: variant is never constructed: `SkipIfEqual`
Dec 12 04:01:18.807 INFO [stderr]   --> src/chip8.rs:15:5
Dec 12 04:01:18.807 INFO [stderr]    |
Dec 12 04:01:18.807 INFO [stderr] 15 |     SkipIfEqual { register: usize, value: u8 },
Dec 12 04:01:18.808 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.808 INFO [stderr] 
Dec 12 04:01:18.808 INFO [stderr] warning: variant is never constructed: `SkipIfNotEqual`
Dec 12 04:01:18.808 INFO [stderr]   --> src/chip8.rs:17:5
Dec 12 04:01:18.809 INFO [stderr]    |
Dec 12 04:01:18.809 INFO [stderr] 17 |     SkipIfNotEqual { register: usize, value: u8 },
Dec 12 04:01:18.809 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.809 INFO [stderr] 
Dec 12 04:01:18.809 INFO [stderr] warning: variant is never constructed: `SkipIfRegistersEqual`
Dec 12 04:01:18.809 INFO [stderr]   --> src/chip8.rs:19:5
Dec 12 04:01:18.809 INFO [stderr]    |
Dec 12 04:01:18.810 INFO [stderr] 19 |     SkipIfRegistersEqual { register1: usize, register2: usize },
Dec 12 04:01:18.810 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.810 INFO [stderr] 
Dec 12 04:01:18.810 INFO [stderr] warning: variant is never constructed: `SetRegister`
Dec 12 04:01:18.810 INFO [stderr]   --> src/chip8.rs:21:5
Dec 12 04:01:18.810 INFO [stderr]    |
Dec 12 04:01:18.810 INFO [stderr] 21 |     SetRegister { register: usize, value: u8 },
Dec 12 04:01:18.810 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.810 INFO [stderr] 
Dec 12 04:01:18.810 INFO [stderr] warning: variant is never constructed: `AddConstant`
Dec 12 04:01:18.811 INFO [stderr]   --> src/chip8.rs:23:5
Dec 12 04:01:18.811 INFO [stderr]    |
Dec 12 04:01:18.811 INFO [stderr] 23 |     AddConstant { register: usize, value: u8 },
Dec 12 04:01:18.811 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.811 INFO [stderr] 
Dec 12 04:01:18.811 INFO [stderr] warning: variant is never constructed: `CopyRegister`
Dec 12 04:01:18.811 INFO [stderr]   --> src/chip8.rs:25:5
Dec 12 04:01:18.811 INFO [stderr]    |
Dec 12 04:01:18.811 INFO [stderr] 25 |     CopyRegister { source: usize, target: usize },
Dec 12 04:01:18.811 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.811 INFO [stderr] 
Dec 12 04:01:18.812 INFO [stderr] warning: variant is never constructed: `BitOr`
Dec 12 04:01:18.812 INFO [stderr]   --> src/chip8.rs:27:5
Dec 12 04:01:18.812 INFO [stderr]    |
Dec 12 04:01:18.812 INFO [stderr] 27 |     BitOr { target: usize, other: usize },
Dec 12 04:01:18.812 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.812 INFO [stderr] 
Dec 12 04:01:18.812 INFO [stderr] warning: variant is never constructed: `BitAnd`
Dec 12 04:01:18.812 INFO [stderr]   --> src/chip8.rs:29:5
Dec 12 04:01:18.812 INFO [stderr]    |
Dec 12 04:01:18.820 INFO [stderr] 29 |     BitAnd { target: usize, other: usize },
Dec 12 04:01:18.820 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.820 INFO [stderr] 
Dec 12 04:01:18.821 INFO [stderr] warning: variant is never constructed: `BitXor`
Dec 12 04:01:18.821 INFO [stderr]   --> src/chip8.rs:31:5
Dec 12 04:01:18.821 INFO [stderr]    |
Dec 12 04:01:18.821 INFO [stderr] 31 |     BitXor { target: usize, other: usize },
Dec 12 04:01:18.821 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.821 INFO [stderr] 
Dec 12 04:01:18.821 INFO [stderr] warning: variant is never constructed: `AddRegister`
Dec 12 04:01:18.821 INFO [stderr]   --> src/chip8.rs:33:5
Dec 12 04:01:18.821 INFO [stderr]    |
Dec 12 04:01:18.821 INFO [stderr] 33 |     AddRegister { target: usize, other: usize },
Dec 12 04:01:18.821 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.821 INFO [stderr] 
Dec 12 04:01:18.822 INFO [stderr] warning: variant is never constructed: `SubtractRegister`
Dec 12 04:01:18.822 INFO [stderr]   --> src/chip8.rs:35:5
Dec 12 04:01:18.822 INFO [stderr]    |
Dec 12 04:01:18.822 INFO [stderr] 35 |     SubtractRegister { target: usize, other: usize },
Dec 12 04:01:18.822 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.822 INFO [stderr] 
Dec 12 04:01:18.822 INFO [stderr] warning: variant is never constructed: `AltSubtractRegister`
Dec 12 04:01:18.822 INFO [stderr]   --> src/chip8.rs:37:5
Dec 12 04:01:18.822 INFO [stderr]    |
Dec 12 04:01:18.822 INFO [stderr] 37 |     AltSubtractRegister { target: usize, other: usize },
Dec 12 04:01:18.822 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.823 INFO [stderr] 
Dec 12 04:01:18.823 INFO [stderr] warning: variant is never constructed: `LeftShift`
Dec 12 04:01:18.823 INFO [stderr]   --> src/chip8.rs:39:5
Dec 12 04:01:18.823 INFO [stderr]    |
Dec 12 04:01:18.823 INFO [stderr] 39 |     LeftShift { target: usize, source: usize },
Dec 12 04:01:18.823 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.823 INFO [stderr] 
Dec 12 04:01:18.823 INFO [stderr] warning: variant is never constructed: `RightShift`
Dec 12 04:01:18.823 INFO [stderr]   --> src/chip8.rs:41:5
Dec 12 04:01:18.823 INFO [stderr]    |
Dec 12 04:01:18.823 INFO [stderr] 41 |     RightShift { target: usize, source: usize },
Dec 12 04:01:18.823 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.824 INFO [stderr] 
Dec 12 04:01:18.824 INFO [stderr] warning: variant is never constructed: `SkipIfRegistersNotEqual`
Dec 12 04:01:18.824 INFO [stderr]   --> src/chip8.rs:43:5
Dec 12 04:01:18.824 INFO [stderr]    |
Dec 12 04:01:18.824 INFO [stderr] 43 |     SkipIfRegistersNotEqual { register1: usize, register2: usize },
Dec 12 04:01:18.824 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.824 INFO [stderr] 
Dec 12 04:01:18.824 INFO [stderr] warning: variant is never constructed: `SetIndexRegister`
Dec 12 04:01:18.824 INFO [stderr]   --> src/chip8.rs:45:5
Dec 12 04:01:18.824 INFO [stderr]    |
Dec 12 04:01:18.824 INFO [stderr] 45 |     SetIndexRegister { value: u16 },
Dec 12 04:01:18.824 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.824 INFO [stderr] 
Dec 12 04:01:18.825 INFO [stderr] warning: variant is never constructed: `OffsetJump`
Dec 12 04:01:18.825 INFO [stderr]   --> src/chip8.rs:47:5
Dec 12 04:01:18.825 INFO [stderr]    |
Dec 12 04:01:18.825 INFO [stderr] 47 |     OffsetJump { address: u16 },
Dec 12 04:01:18.825 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.825 INFO [stderr] 
Dec 12 04:01:18.825 INFO [stderr] warning: variant is never constructed: `Rand`
Dec 12 04:01:18.825 INFO [stderr]   --> src/chip8.rs:49:5
Dec 12 04:01:18.825 INFO [stderr]    |
Dec 12 04:01:18.825 INFO [stderr] 49 |     Rand { mask: u8, register: usize },
Dec 12 04:01:18.825 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.825 INFO [stderr] 
Dec 12 04:01:18.826 INFO [stderr] warning: variant is never constructed: `Display`
Dec 12 04:01:18.826 INFO [stderr]   --> src/chip8.rs:51:5
Dec 12 04:01:18.826 INFO [stderr]    |
Dec 12 04:01:18.826 INFO [stderr] 51 |     Display { x: usize, y: usize, height: u8 },
Dec 12 04:01:18.826 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.826 INFO [stderr] 
Dec 12 04:01:18.826 INFO [stderr] warning: variant is never constructed: `SkipIfKeyPressed`
Dec 12 04:01:18.826 INFO [stderr]   --> src/chip8.rs:53:5
Dec 12 04:01:18.826 INFO [stderr]    |
Dec 12 04:01:18.826 INFO [stderr] 53 |     SkipIfKeyPressed { key: usize },
Dec 12 04:01:18.826 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.826 INFO [stderr] 
Dec 12 04:01:18.826 INFO [stderr] warning: variant is never constructed: `SkipIfKeyNotPressed`
Dec 12 04:01:18.826 INFO [stderr]   --> src/chip8.rs:55:5
Dec 12 04:01:18.826 INFO [stderr]    |
Dec 12 04:01:18.826 INFO [stderr] 55 |     SkipIfKeyNotPressed { key: usize },
Dec 12 04:01:18.826 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.827 INFO [stderr] 
Dec 12 04:01:18.827 INFO [stderr] warning: variant is never constructed: `GetDelayTimer`
Dec 12 04:01:18.827 INFO [stderr]   --> src/chip8.rs:57:5
Dec 12 04:01:18.827 INFO [stderr]    |
Dec 12 04:01:18.827 INFO [stderr] 57 |     GetDelayTimer { register: usize },
Dec 12 04:01:18.827 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.827 INFO [stderr] 
Dec 12 04:01:18.827 INFO [stderr] warning: variant is never constructed: `AwaitKeypress`
Dec 12 04:01:18.827 INFO [stderr]   --> src/chip8.rs:59:5
Dec 12 04:01:18.827 INFO [stderr]    |
Dec 12 04:01:18.827 INFO [stderr] 59 |     AwaitKeypress { register: usize },
Dec 12 04:01:18.827 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.827 INFO [stderr] 
Dec 12 04:01:18.828 INFO [stderr] warning: variant is never constructed: `SetDelayTimer`
Dec 12 04:01:18.828 INFO [stderr]   --> src/chip8.rs:61:5
Dec 12 04:01:18.828 INFO [stderr]    |
Dec 12 04:01:18.828 INFO [stderr] 61 |     SetDelayTimer { value: usize },
Dec 12 04:01:18.828 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.828 INFO [stderr] 
Dec 12 04:01:18.828 INFO [stderr] warning: variant is never constructed: `SetSoundTimer`
Dec 12 04:01:18.828 INFO [stderr]   --> src/chip8.rs:63:5
Dec 12 04:01:18.828 INFO [stderr]    |
Dec 12 04:01:18.828 INFO [stderr] 63 |     SetSoundTimer { value: usize },
Dec 12 04:01:18.828 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.828 INFO [stderr] 
Dec 12 04:01:18.828 INFO [stderr] warning: variant is never constructed: `IncrementIndexRegister`
Dec 12 04:01:18.828 INFO [stderr]   --> src/chip8.rs:65:5
Dec 12 04:01:18.828 INFO [stderr]    |
Dec 12 04:01:18.829 INFO [stderr] 65 |     IncrementIndexRegister { register: usize },
Dec 12 04:01:18.829 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.829 INFO [stderr] 
Dec 12 04:01:18.829 INFO [stderr] warning: variant is never constructed: `SetIndexToFont`
Dec 12 04:01:18.829 INFO [stderr]   --> src/chip8.rs:67:5
Dec 12 04:01:18.829 INFO [stderr]    |
Dec 12 04:01:18.829 INFO [stderr] 67 |     SetIndexToFont { register: usize },
Dec 12 04:01:18.829 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.829 INFO [stderr] 
Dec 12 04:01:18.829 INFO [stderr] warning: variant is never constructed: `StoreDecimal`
Dec 12 04:01:18.829 INFO [stderr]   --> src/chip8.rs:69:5
Dec 12 04:01:18.829 INFO [stderr]    |
Dec 12 04:01:18.829 INFO [stderr] 69 |     StoreDecimal { register: usize },
Dec 12 04:01:18.830 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.830 INFO [stderr] 
Dec 12 04:01:18.830 INFO [stderr] warning: variant is never constructed: `MemDump`
Dec 12 04:01:18.830 INFO [stderr]   --> src/chip8.rs:71:5
Dec 12 04:01:18.830 INFO [stderr]    |
Dec 12 04:01:18.830 INFO [stderr] 71 |     MemDump { max_register: usize },
Dec 12 04:01:18.830 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.830 INFO [stderr] 
Dec 12 04:01:18.830 INFO [stderr] warning: variant is never constructed: `MemLoad`
Dec 12 04:01:18.830 INFO [stderr]   --> src/chip8.rs:73:5
Dec 12 04:01:18.830 INFO [stderr]    |
Dec 12 04:01:18.830 INFO [stderr] 73 |     MemLoad { max_register: usize },
Dec 12 04:01:18.830 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.831 INFO [stderr] 
Dec 12 04:01:18.831 INFO [stderr] warning: function is never used: `decode_opcode`
Dec 12 04:01:18.831 INFO [stderr]   --> src/chip8.rs:76:1
Dec 12 04:01:18.831 INFO [stderr]    |
Dec 12 04:01:18.831 INFO [stderr] 76 | fn decode_opcode(opcode: u16) -> Option<Opcode> {
Dec 12 04:01:18.831 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.831 INFO [stderr] 
Dec 12 04:01:18.831 INFO [stderr] warning: struct is never constructed: `Chip8`
Dec 12 04:01:18.831 INFO [stderr]    --> src/chip8.rs:291:1
Dec 12 04:01:18.831 INFO [stderr]     |
Dec 12 04:01:18.831 INFO [stderr] 291 | pub struct Chip8 {
Dec 12 04:01:18.831 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 12 04:01:18.832 INFO [stderr] 
Dec 12 04:01:18.832 INFO [stderr] warning: method is never used: `new`
Dec 12 04:01:18.832 INFO [stderr]    --> src/chip8.rs:307:5
Dec 12 04:01:18.832 INFO [stderr]     |
Dec 12 04:01:18.832 INFO [stderr] 307 |     pub fn new() -> Chip8 {
Dec 12 04:01:18.832 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.832 INFO [stderr] 
Dec 12 04:01:18.832 INFO [stderr] warning: method is never used: `execute_opcode`
Dec 12 04:01:18.832 INFO [stderr]    --> src/chip8.rs:322:5
Dec 12 04:01:18.832 INFO [stderr]     |
Dec 12 04:01:18.832 INFO [stderr] 322 |     fn execute_opcode(&mut self, opcode: Opcode) {
Dec 12 04:01:18.832 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.832 INFO [stderr] 
Dec 12 04:01:18.833 INFO [stderr] warning: method is never used: `process_next_opcode`
Dec 12 04:01:18.833 INFO [stderr]    --> src/chip8.rs:479:5
Dec 12 04:01:18.833 INFO [stderr]     |
Dec 12 04:01:18.833 INFO [stderr] 479 |     fn process_next_opcode(&mut self) {
Dec 12 04:01:18.833 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.833 INFO [stderr] 
Dec 12 04:01:18.833 INFO [stderr] warning: method is never used: `step`
Dec 12 04:01:18.833 INFO [stderr]    --> src/chip8.rs:505:5
Dec 12 04:01:18.833 INFO [stderr]     |
Dec 12 04:01:18.833 INFO [stderr] 505 |     pub fn step(&mut self) {
Dec 12 04:01:18.833 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 04:01:18.834 INFO [stderr] 
Dec 12 04:01:19.554 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.72s
Dec 12 04:01:19.566 INFO [stderr] su: No module specific data is present
Dec 12 04:01:21.045 INFO running `"docker" "inspect" "dcd59c09c592ecd1e71961fe057c64f077c3fb6564f95f7261389c61835c3bed"`
Dec 12 04:01:21.426 INFO running `"docker" "rm" "-f" "dcd59c09c592ecd1e71961fe057c64f077c3fb6564f95f7261389c61835c3bed"`
Dec 12 04:01:21.848 INFO [stdout] dcd59c09c592ecd1e71961fe057c64f077c3fb6564f95f7261389c61835c3bed