Dec 18 08:37:54.991 INFO checking AmaranthineCodices/chip8-int against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 08:37:54.991 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/AmaranthineCodices/chip8-int:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 08:37:55.220 INFO [stdout] 3831dfb8bcbf2fff4729d82298727026139a26630b8ea6b19f6893fe2703af04
Dec 18 08:37:55.222 INFO running `"docker" "start" "-a" "3831dfb8bcbf2fff4729d82298727026139a26630b8ea6b19f6893fe2703af04"`
Dec 18 08:37:56.052 INFO [stderr]     Checking piston2d-opengl_graphics v0.52.0
Dec 18 08:37:57.152 INFO [stderr]     Checking chip8-int v0.1.0 (/opt/crater/workdir)
Dec 18 08:37:57.580 INFO [stderr] warning: constant item is never used: `MEM_SIZE`
Dec 18 08:37:57.581 INFO [stderr]  --> src/chip8.rs:1:1
Dec 18 08:37:57.581 INFO [stderr]   |
Dec 18 08:37:57.581 INFO [stderr] 1 | const MEM_SIZE: usize = 0x1000;
Dec 18 08:37:57.582 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.582 INFO [stderr]   |
Dec 18 08:37:57.582 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 08:37:57.583 INFO [stderr] 
Dec 18 08:37:57.583 INFO [stderr] warning: constant item is never used: `GFX_SIZE_X`
Dec 18 08:37:57.583 INFO [stderr]  --> src/chip8.rs:2:1
Dec 18 08:37:57.584 INFO [stderr]   |
Dec 18 08:37:57.584 INFO [stderr] 2 | const GFX_SIZE_X: usize = 64;
Dec 18 08:37:57.584 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.584 INFO [stderr] 
Dec 18 08:37:57.585 INFO [stderr] warning: constant item is never used: `GFX_SIZE_Y`
Dec 18 08:37:57.585 INFO [stderr]  --> src/chip8.rs:3:1
Dec 18 08:37:57.585 INFO [stderr]   |
Dec 18 08:37:57.586 INFO [stderr] 3 | const GFX_SIZE_Y: usize = 32;
Dec 18 08:37:57.586 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.586 INFO [stderr] 
Dec 18 08:37:57.586 INFO [stderr] warning: variant is never constructed: `ClearDisplay`
Dec 18 08:37:57.586 INFO [stderr]  --> src/chip8.rs:8:5
Dec 18 08:37:57.586 INFO [stderr]   |
Dec 18 08:37:57.586 INFO [stderr] 8 |     ClearDisplay,
Dec 18 08:37:57.586 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 18 08:37:57.586 INFO [stderr] 
Dec 18 08:37:57.586 INFO [stderr] warning: variant is never constructed: `Return`
Dec 18 08:37:57.587 INFO [stderr]  --> src/chip8.rs:9:5
Dec 18 08:37:57.587 INFO [stderr]   |
Dec 18 08:37:57.587 INFO [stderr] 9 |     Return,
Dec 18 08:37:57.587 INFO [stderr]   |     ^^^^^^
Dec 18 08:37:57.587 INFO [stderr] 
Dec 18 08:37:57.587 INFO [stderr] warning: variant is never constructed: `Jump`
Dec 18 08:37:57.587 INFO [stderr]   --> src/chip8.rs:11:5
Dec 18 08:37:57.587 INFO [stderr]    |
Dec 18 08:37:57.587 INFO [stderr] 11 |     Jump { address: u16 },
Dec 18 08:37:57.587 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.587 INFO [stderr] 
Dec 18 08:37:57.587 INFO [stderr] warning: variant is never constructed: `Call`
Dec 18 08:37:57.587 INFO [stderr]   --> src/chip8.rs:13:5
Dec 18 08:37:57.587 INFO [stderr]    |
Dec 18 08:37:57.587 INFO [stderr] 13 |     Call { address: u16 },
Dec 18 08:37:57.587 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.587 INFO [stderr] 
Dec 18 08:37:57.587 INFO [stderr] warning: variant is never constructed: `SkipIfEqual`
Dec 18 08:37:57.587 INFO [stderr]   --> src/chip8.rs:15:5
Dec 18 08:37:57.587 INFO [stderr]    |
Dec 18 08:37:57.587 INFO [stderr] 15 |     SkipIfEqual { register: usize, value: u8 },
Dec 18 08:37:57.587 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.587 INFO [stderr] 
Dec 18 08:37:57.587 INFO [stderr] warning: variant is never constructed: `SkipIfNotEqual`
Dec 18 08:37:57.587 INFO [stderr]   --> src/chip8.rs:17:5
Dec 18 08:37:57.587 INFO [stderr]    |
Dec 18 08:37:57.587 INFO [stderr] 17 |     SkipIfNotEqual { register: usize, value: u8 },
Dec 18 08:37:57.587 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.587 INFO [stderr] 
Dec 18 08:37:57.587 INFO [stderr] warning: variant is never constructed: `SkipIfRegistersEqual`
Dec 18 08:37:57.587 INFO [stderr]   --> src/chip8.rs:19:5
Dec 18 08:37:57.587 INFO [stderr]    |
Dec 18 08:37:57.587 INFO [stderr] 19 |     SkipIfRegistersEqual { register1: usize, register2: usize },
Dec 18 08:37:57.588 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.588 INFO [stderr] 
Dec 18 08:37:57.588 INFO [stderr] warning: variant is never constructed: `SetRegister`
Dec 18 08:37:57.588 INFO [stderr]   --> src/chip8.rs:21:5
Dec 18 08:37:57.588 INFO [stderr]    |
Dec 18 08:37:57.588 INFO [stderr] 21 |     SetRegister { register: usize, value: u8 },
Dec 18 08:37:57.588 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.588 INFO [stderr] 
Dec 18 08:37:57.588 INFO [stderr] warning: variant is never constructed: `AddConstant`
Dec 18 08:37:57.588 INFO [stderr]   --> src/chip8.rs:23:5
Dec 18 08:37:57.588 INFO [stderr]    |
Dec 18 08:37:57.588 INFO [stderr] 23 |     AddConstant { register: usize, value: u8 },
Dec 18 08:37:57.588 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.588 INFO [stderr] 
Dec 18 08:37:57.588 INFO [stderr] warning: variant is never constructed: `CopyRegister`
Dec 18 08:37:57.588 INFO [stderr]   --> src/chip8.rs:25:5
Dec 18 08:37:57.588 INFO [stderr]    |
Dec 18 08:37:57.588 INFO [stderr] 25 |     CopyRegister { source: usize, target: usize },
Dec 18 08:37:57.588 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.588 INFO [stderr] 
Dec 18 08:37:57.588 INFO [stderr] warning: variant is never constructed: `BitOr`
Dec 18 08:37:57.588 INFO [stderr]   --> src/chip8.rs:27:5
Dec 18 08:37:57.588 INFO [stderr]    |
Dec 18 08:37:57.588 INFO [stderr] 27 |     BitOr { target: usize, other: usize },
Dec 18 08:37:57.588 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.588 INFO [stderr] 
Dec 18 08:37:57.588 INFO [stderr] warning: variant is never constructed: `BitAnd`
Dec 18 08:37:57.588 INFO [stderr]   --> src/chip8.rs:29:5
Dec 18 08:37:57.588 INFO [stderr]    |
Dec 18 08:37:57.588 INFO [stderr] 29 |     BitAnd { target: usize, other: usize },
Dec 18 08:37:57.588 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.588 INFO [stderr] 
Dec 18 08:37:57.588 INFO [stderr] warning: variant is never constructed: `BitXor`
Dec 18 08:37:57.588 INFO [stderr]   --> src/chip8.rs:31:5
Dec 18 08:37:57.588 INFO [stderr]    |
Dec 18 08:37:57.588 INFO [stderr] 31 |     BitXor { target: usize, other: usize },
Dec 18 08:37:57.588 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.588 INFO [stderr] 
Dec 18 08:37:57.588 INFO [stderr] warning: variant is never constructed: `AddRegister`
Dec 18 08:37:57.588 INFO [stderr]   --> src/chip8.rs:33:5
Dec 18 08:37:57.588 INFO [stderr]    |
Dec 18 08:37:57.588 INFO [stderr] 33 |     AddRegister { target: usize, other: usize },
Dec 18 08:37:57.588 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.588 INFO [stderr] 
Dec 18 08:37:57.588 INFO [stderr] warning: variant is never constructed: `SubtractRegister`
Dec 18 08:37:57.588 INFO [stderr]   --> src/chip8.rs:35:5
Dec 18 08:37:57.588 INFO [stderr]    |
Dec 18 08:37:57.588 INFO [stderr] 35 |     SubtractRegister { target: usize, other: usize },
Dec 18 08:37:57.588 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.588 INFO [stderr] 
Dec 18 08:37:57.588 INFO [stderr] warning: variant is never constructed: `AltSubtractRegister`
Dec 18 08:37:57.588 INFO [stderr]   --> src/chip8.rs:37:5
Dec 18 08:37:57.588 INFO [stderr]    |
Dec 18 08:37:57.588 INFO [stderr] 37 |     AltSubtractRegister { target: usize, other: usize },
Dec 18 08:37:57.588 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.588 INFO [stderr] 
Dec 18 08:37:57.588 INFO [stderr] warning: variant is never constructed: `LeftShift`
Dec 18 08:37:57.588 INFO [stderr]   --> src/chip8.rs:39:5
Dec 18 08:37:57.588 INFO [stderr]    |
Dec 18 08:37:57.588 INFO [stderr] 39 |     LeftShift { target: usize, source: usize },
Dec 18 08:37:57.588 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.588 INFO [stderr] 
Dec 18 08:37:57.588 INFO [stderr] warning: variant is never constructed: `RightShift`
Dec 18 08:37:57.588 INFO [stderr]   --> src/chip8.rs:41:5
Dec 18 08:37:57.588 INFO [stderr]    |
Dec 18 08:37:57.588 INFO [stderr] 41 |     RightShift { target: usize, source: usize },
Dec 18 08:37:57.588 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.588 INFO [stderr] 
Dec 18 08:37:57.588 INFO [stderr] warning: variant is never constructed: `SkipIfRegistersNotEqual`
Dec 18 08:37:57.588 INFO [stderr]   --> src/chip8.rs:43:5
Dec 18 08:37:57.588 INFO [stderr]    |
Dec 18 08:37:57.588 INFO [stderr] 43 |     SkipIfRegistersNotEqual { register1: usize, register2: usize },
Dec 18 08:37:57.588 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.588 INFO [stderr] 
Dec 18 08:37:57.589 INFO [stderr] warning: variant is never constructed: `SetIndexRegister`
Dec 18 08:37:57.589 INFO [stderr]   --> src/chip8.rs:45:5
Dec 18 08:37:57.589 INFO [stderr]    |
Dec 18 08:37:57.589 INFO [stderr] 45 |     SetIndexRegister { value: u16 },
Dec 18 08:37:57.589 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.589 INFO [stderr] 
Dec 18 08:37:57.589 INFO [stderr] warning: variant is never constructed: `OffsetJump`
Dec 18 08:37:57.589 INFO [stderr]   --> src/chip8.rs:47:5
Dec 18 08:37:57.589 INFO [stderr]    |
Dec 18 08:37:57.589 INFO [stderr] 47 |     OffsetJump { address: u16 },
Dec 18 08:37:57.589 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.589 INFO [stderr] 
Dec 18 08:37:57.589 INFO [stderr] warning: variant is never constructed: `Rand`
Dec 18 08:37:57.589 INFO [stderr]   --> src/chip8.rs:49:5
Dec 18 08:37:57.589 INFO [stderr]    |
Dec 18 08:37:57.589 INFO [stderr] 49 |     Rand { mask: u8, register: usize },
Dec 18 08:37:57.589 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.589 INFO [stderr] 
Dec 18 08:37:57.589 INFO [stderr] warning: variant is never constructed: `Display`
Dec 18 08:37:57.589 INFO [stderr]   --> src/chip8.rs:51:5
Dec 18 08:37:57.589 INFO [stderr]    |
Dec 18 08:37:57.589 INFO [stderr] 51 |     Display { x: usize, y: usize, height: u8 },
Dec 18 08:37:57.589 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.589 INFO [stderr] 
Dec 18 08:37:57.589 INFO [stderr] warning: variant is never constructed: `SkipIfKeyPressed`
Dec 18 08:37:57.589 INFO [stderr]   --> src/chip8.rs:53:5
Dec 18 08:37:57.589 INFO [stderr]    |
Dec 18 08:37:57.589 INFO [stderr] 53 |     SkipIfKeyPressed { key: usize },
Dec 18 08:37:57.589 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.589 INFO [stderr] 
Dec 18 08:37:57.589 INFO [stderr] warning: variant is never constructed: `SkipIfKeyNotPressed`
Dec 18 08:37:57.589 INFO [stderr]   --> src/chip8.rs:55:5
Dec 18 08:37:57.589 INFO [stderr]    |
Dec 18 08:37:57.589 INFO [stderr] 55 |     SkipIfKeyNotPressed { key: usize },
Dec 18 08:37:57.589 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.589 INFO [stderr] 
Dec 18 08:37:57.589 INFO [stderr] warning: variant is never constructed: `GetDelayTimer`
Dec 18 08:37:57.589 INFO [stderr]   --> src/chip8.rs:57:5
Dec 18 08:37:57.589 INFO [stderr]    |
Dec 18 08:37:57.589 INFO [stderr] 57 |     GetDelayTimer { register: usize },
Dec 18 08:37:57.589 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.589 INFO [stderr] 
Dec 18 08:37:57.589 INFO [stderr] warning: variant is never constructed: `AwaitKeypress`
Dec 18 08:37:57.589 INFO [stderr]   --> src/chip8.rs:59:5
Dec 18 08:37:57.589 INFO [stderr]    |
Dec 18 08:37:57.589 INFO [stderr] 59 |     AwaitKeypress { register: usize },
Dec 18 08:37:57.589 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.589 INFO [stderr] 
Dec 18 08:37:57.590 INFO [stderr] warning: variant is never constructed: `SetDelayTimer`
Dec 18 08:37:57.590 INFO [stderr]   --> src/chip8.rs:61:5
Dec 18 08:37:57.590 INFO [stderr]    |
Dec 18 08:37:57.590 INFO [stderr] 61 |     SetDelayTimer { value: usize },
Dec 18 08:37:57.590 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.590 INFO [stderr] 
Dec 18 08:37:57.590 INFO [stderr] warning: variant is never constructed: `SetSoundTimer`
Dec 18 08:37:57.590 INFO [stderr]   --> src/chip8.rs:63:5
Dec 18 08:37:57.590 INFO [stderr]    |
Dec 18 08:37:57.590 INFO [stderr] 63 |     SetSoundTimer { value: usize },
Dec 18 08:37:57.590 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.590 INFO [stderr] 
Dec 18 08:37:57.590 INFO [stderr] warning: variant is never constructed: `IncrementIndexRegister`
Dec 18 08:37:57.590 INFO [stderr]   --> src/chip8.rs:65:5
Dec 18 08:37:57.590 INFO [stderr]    |
Dec 18 08:37:57.590 INFO [stderr] 65 |     IncrementIndexRegister { register: usize },
Dec 18 08:37:57.590 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.590 INFO [stderr] 
Dec 18 08:37:57.590 INFO [stderr] warning: variant is never constructed: `SetIndexToFont`
Dec 18 08:37:57.590 INFO [stderr]   --> src/chip8.rs:67:5
Dec 18 08:37:57.590 INFO [stderr]    |
Dec 18 08:37:57.590 INFO [stderr] 67 |     SetIndexToFont { register: usize },
Dec 18 08:37:57.590 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.590 INFO [stderr] 
Dec 18 08:37:57.590 INFO [stderr] warning: variant is never constructed: `StoreDecimal`
Dec 18 08:37:57.590 INFO [stderr]   --> src/chip8.rs:69:5
Dec 18 08:37:57.590 INFO [stderr]    |
Dec 18 08:37:57.590 INFO [stderr] 69 |     StoreDecimal { register: usize },
Dec 18 08:37:57.590 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.590 INFO [stderr] 
Dec 18 08:37:57.590 INFO [stderr] warning: variant is never constructed: `MemDump`
Dec 18 08:37:57.590 INFO [stderr]   --> src/chip8.rs:71:5
Dec 18 08:37:57.590 INFO [stderr]    |
Dec 18 08:37:57.590 INFO [stderr] 71 |     MemDump { max_register: usize },
Dec 18 08:37:57.590 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.590 INFO [stderr] 
Dec 18 08:37:57.590 INFO [stderr] warning: variant is never constructed: `MemLoad`
Dec 18 08:37:57.590 INFO [stderr]   --> src/chip8.rs:73:5
Dec 18 08:37:57.590 INFO [stderr]    |
Dec 18 08:37:57.590 INFO [stderr] 73 |     MemLoad { max_register: usize },
Dec 18 08:37:57.590 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.590 INFO [stderr] 
Dec 18 08:37:57.590 INFO [stderr] warning: function is never used: `decode_opcode`
Dec 18 08:37:57.590 INFO [stderr]   --> src/chip8.rs:76:1
Dec 18 08:37:57.590 INFO [stderr]    |
Dec 18 08:37:57.590 INFO [stderr] 76 | fn decode_opcode(opcode: u16) -> Option<Opcode> {
Dec 18 08:37:57.590 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.590 INFO [stderr] 
Dec 18 08:37:57.590 INFO [stderr] warning: struct is never constructed: `Chip8`
Dec 18 08:37:57.590 INFO [stderr]    --> src/chip8.rs:291:1
Dec 18 08:37:57.590 INFO [stderr]     |
Dec 18 08:37:57.590 INFO [stderr] 291 | pub struct Chip8 {
Dec 18 08:37:57.590 INFO [stderr]     | ^^^^^^^^^^^^^^^^
Dec 18 08:37:57.590 INFO [stderr] 
Dec 18 08:37:57.590 INFO [stderr] warning: method is never used: `new`
Dec 18 08:37:57.590 INFO [stderr]    --> src/chip8.rs:307:5
Dec 18 08:37:57.590 INFO [stderr]     |
Dec 18 08:37:57.590 INFO [stderr] 307 |     pub fn new() -> Chip8 {
Dec 18 08:37:57.590 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.590 INFO [stderr] 
Dec 18 08:37:57.590 INFO [stderr] warning: method is never used: `execute_opcode`
Dec 18 08:37:57.590 INFO [stderr]    --> src/chip8.rs:322:5
Dec 18 08:37:57.590 INFO [stderr]     |
Dec 18 08:37:57.590 INFO [stderr] 322 |     fn execute_opcode(&mut self, opcode: Opcode) {
Dec 18 08:37:57.590 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.590 INFO [stderr] 
Dec 18 08:37:57.590 INFO [stderr] warning: method is never used: `process_next_opcode`
Dec 18 08:37:57.590 INFO [stderr]    --> src/chip8.rs:479:5
Dec 18 08:37:57.590 INFO [stderr]     |
Dec 18 08:37:57.590 INFO [stderr] 479 |     fn process_next_opcode(&mut self) {
Dec 18 08:37:57.590 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.590 INFO [stderr] 
Dec 18 08:37:57.590 INFO [stderr] warning: method is never used: `step`
Dec 18 08:37:57.590 INFO [stderr]    --> src/chip8.rs:505:5
Dec 18 08:37:57.590 INFO [stderr]     |
Dec 18 08:37:57.590 INFO [stderr] 505 |     pub fn step(&mut self) {
Dec 18 08:37:57.590 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:37:57.590 INFO [stderr] 
Dec 18 08:37:58.274 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
Dec 18 08:37:58.882 INFO running `"docker" "inspect" "3831dfb8bcbf2fff4729d82298727026139a26630b8ea6b19f6893fe2703af04"`
Dec 18 08:37:59.200 INFO running `"docker" "rm" "-f" "3831dfb8bcbf2fff4729d82298727026139a26630b8ea6b19f6893fe2703af04"`
Dec 18 08:37:59.468 INFO [stdout] 3831dfb8bcbf2fff4729d82298727026139a26630b8ea6b19f6893fe2703af04