Dec 19 22:08:58.350 INFO checking RickyBoyd/rust-gbemu against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 22:08:58.350 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/RickyBoyd/rust-gbemu:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 22:08:58.653 INFO [stdout] 301d98e899959994de8ccc3a17bfbd4d90a72f21e67b4d399c7eb13c20f0dc69
Dec 19 22:08:58.654 INFO running `"docker" "start" "-a" "301d98e899959994de8ccc3a17bfbd4d90a72f21e67b4d399c7eb13c20f0dc69"`
Dec 19 22:08:59.325 INFO [stderr]     Checking rust-gbemu v0.1.0 (/opt/crater/workdir)
Dec 19 22:08:59.504 INFO [stderr] warning: unused import: `std`
Dec 19 22:08:59.504 INFO [stderr]  --> src/cpu.rs:1:5
Dec 19 22:08:59.504 INFO [stderr]   |
Dec 19 22:08:59.504 INFO [stderr] 1 | use std;
Dec 19 22:08:59.504 INFO [stderr]   |     ^^^
Dec 19 22:08:59.504 INFO [stderr]   |
Dec 19 22:08:59.504 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 22:08:59.504 INFO [stderr] 
Dec 19 22:08:59.516 INFO [stderr] warning: unused import: `std`
Dec 19 22:08:59.516 INFO [stderr]  --> src/cpu.rs:1:5
Dec 19 22:08:59.516 INFO [stderr]   |
Dec 19 22:08:59.516 INFO [stderr] 1 | use std;
Dec 19 22:08:59.516 INFO [stderr]   |     ^^^
Dec 19 22:08:59.516 INFO [stderr]   |
Dec 19 22:08:59.516 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 22:08:59.516 INFO [stderr] 
Dec 19 22:08:59.550 INFO [stderr] warning: unused variable: `addr`
Dec 19 22:08:59.550 INFO [stderr]  --> src/mmu.rs:8:30
Dec 19 22:08:59.550 INFO [stderr]   |
Dec 19 22:08:59.550 INFO [stderr] 8 |     pub fn write_byte(&self, addr: u16) {
Dec 19 22:08:59.550 INFO [stderr]   |                              ^^^^ help: consider using `_addr` instead
Dec 19 22:08:59.550 INFO [stderr]   |
Dec 19 22:08:59.550 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 22:08:59.550 INFO [stderr] 
Dec 19 22:08:59.551 INFO [stderr] warning: unused variable: `addr`
Dec 19 22:08:59.551 INFO [stderr]   --> src/mmu.rs:12:30
Dec 19 22:08:59.551 INFO [stderr]    |
Dec 19 22:08:59.551 INFO [stderr] 12 |     pub fn write_word(&self, addr: u16) {
Dec 19 22:08:59.551 INFO [stderr]    |                              ^^^^ help: consider using `_addr` instead
Dec 19 22:08:59.551 INFO [stderr] 
Dec 19 22:08:59.551 INFO [stderr] warning: unused variable: `addr`
Dec 19 22:08:59.551 INFO [stderr]   --> src/mmu.rs:16:29
Dec 19 22:08:59.551 INFO [stderr]    |
Dec 19 22:08:59.551 INFO [stderr] 16 |     pub fn read_byte(&self, addr: u16) -> u8 {
Dec 19 22:08:59.551 INFO [stderr]    |                             ^^^^ help: consider using `_addr` instead
Dec 19 22:08:59.551 INFO [stderr] 
Dec 19 22:08:59.551 INFO [stderr] warning: unused variable: `addr`
Dec 19 22:08:59.551 INFO [stderr]   --> src/mmu.rs:20:29
Dec 19 22:08:59.551 INFO [stderr]    |
Dec 19 22:08:59.551 INFO [stderr] 20 |     pub fn read_word(&self, addr: u16) -> u16 {
Dec 19 22:08:59.551 INFO [stderr]    |                             ^^^^ help: consider using `_addr` instead
Dec 19 22:08:59.551 INFO [stderr] 
Dec 19 22:08:59.563 INFO [stderr] warning: unused variable: `addr`
Dec 19 22:08:59.563 INFO [stderr]  --> src/mmu.rs:8:30
Dec 19 22:08:59.563 INFO [stderr]   |
Dec 19 22:08:59.563 INFO [stderr] 8 |     pub fn write_byte(&self, addr: u16) {
Dec 19 22:08:59.563 INFO [stderr]   |                              ^^^^ help: consider using `_addr` instead
Dec 19 22:08:59.563 INFO [stderr]   |
Dec 19 22:08:59.563 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 22:08:59.563 INFO [stderr] 
Dec 19 22:08:59.563 INFO [stderr] warning: unused variable: `addr`
Dec 19 22:08:59.563 INFO [stderr]   --> src/mmu.rs:12:30
Dec 19 22:08:59.563 INFO [stderr]    |
Dec 19 22:08:59.563 INFO [stderr] 12 |     pub fn write_word(&self, addr: u16) {
Dec 19 22:08:59.563 INFO [stderr]    |                              ^^^^ help: consider using `_addr` instead
Dec 19 22:08:59.563 INFO [stderr] 
Dec 19 22:08:59.563 INFO [stderr] warning: unused variable: `addr`
Dec 19 22:08:59.563 INFO [stderr]   --> src/mmu.rs:16:29
Dec 19 22:08:59.563 INFO [stderr]    |
Dec 19 22:08:59.563 INFO [stderr] 16 |     pub fn read_byte(&self, addr: u16) -> u8 {
Dec 19 22:08:59.563 INFO [stderr]    |                             ^^^^ help: consider using `_addr` instead
Dec 19 22:08:59.563 INFO [stderr] 
Dec 19 22:08:59.563 INFO [stderr] warning: unused variable: `addr`
Dec 19 22:08:59.563 INFO [stderr]   --> src/mmu.rs:20:29
Dec 19 22:08:59.563 INFO [stderr]    |
Dec 19 22:08:59.563 INFO [stderr] 20 |     pub fn read_word(&self, addr: u16) -> u16 {
Dec 19 22:08:59.563 INFO [stderr]    |                             ^^^^ help: consider using `_addr` instead
Dec 19 22:08:59.563 INFO [stderr] 
Dec 19 22:08:59.567 INFO [stderr] warning: struct is never constructed: `Flag`
Dec 19 22:08:59.567 INFO [stderr]  --> src/cpu.rs:4:1
Dec 19 22:08:59.567 INFO [stderr]   |
Dec 19 22:08:59.567 INFO [stderr] 4 | struct Flag {
Dec 19 22:08:59.567 INFO [stderr]   | ^^^^^^^^^^^
Dec 19 22:08:59.567 INFO [stderr]   |
Dec 19 22:08:59.567 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 22:08:59.567 INFO [stderr] 
Dec 19 22:08:59.567 INFO [stderr] warning: method is never used: `new`
Dec 19 22:08:59.567 INFO [stderr]  --> src/cpu.rs:9:5
Dec 19 22:08:59.567 INFO [stderr]   |
Dec 19 22:08:59.567 INFO [stderr] 9 |     pub fn new() -> Flag {
Dec 19 22:08:59.567 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.567 INFO [stderr] 
Dec 19 22:08:59.567 INFO [stderr] warning: method is never used: `set`
Dec 19 22:08:59.567 INFO [stderr]   --> src/cpu.rs:13:5
Dec 19 22:08:59.567 INFO [stderr]    |
Dec 19 22:08:59.567 INFO [stderr] 13 |     fn set(&mut self) {
Dec 19 22:08:59.567 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.567 INFO [stderr] 
Dec 19 22:08:59.567 INFO [stderr] warning: method is never used: `unset`
Dec 19 22:08:59.567 INFO [stderr]   --> src/cpu.rs:17:5
Dec 19 22:08:59.567 INFO [stderr]    |
Dec 19 22:08:59.567 INFO [stderr] 17 |     fn unset(&mut self) {
Dec 19 22:08:59.567 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.567 INFO [stderr] 
Dec 19 22:08:59.567 INFO [stderr] warning: method is never used: `toggle`
Dec 19 22:08:59.567 INFO [stderr]   --> src/cpu.rs:21:5
Dec 19 22:08:59.567 INFO [stderr]    |
Dec 19 22:08:59.567 INFO [stderr] 21 |     fn toggle(&mut self) {
Dec 19 22:08:59.567 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.567 INFO [stderr] 
Dec 19 22:08:59.567 INFO [stderr] warning: struct is never constructed: `Flags`
Dec 19 22:08:59.567 INFO [stderr]   --> src/cpu.rs:26:1
Dec 19 22:08:59.567 INFO [stderr]    |
Dec 19 22:08:59.567 INFO [stderr] 26 | struct Flags {
Dec 19 22:08:59.567 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 22:08:59.567 INFO [stderr] 
Dec 19 22:08:59.568 INFO [stderr] warning: method is never used: `new`
Dec 19 22:08:59.568 INFO [stderr]   --> src/cpu.rs:34:5
Dec 19 22:08:59.568 INFO [stderr]    |
Dec 19 22:08:59.568 INFO [stderr] 34 |     pub fn new() -> Flags {
Dec 19 22:08:59.568 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.568 INFO [stderr] 
Dec 19 22:08:59.568 INFO [stderr] warning: method is never used: `reset`
Dec 19 22:08:59.569 INFO [stderr]   --> src/cpu.rs:43:5
Dec 19 22:08:59.569 INFO [stderr]    |
Dec 19 22:08:59.569 INFO [stderr] 43 |     fn reset(&mut self) {
Dec 19 22:08:59.569 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.569 INFO [stderr] 
Dec 19 22:08:59.569 INFO [stderr] warning: struct is never constructed: `Registers`
Dec 19 22:08:59.569 INFO [stderr]   --> src/cpu.rs:51:1
Dec 19 22:08:59.569 INFO [stderr]    |
Dec 19 22:08:59.569 INFO [stderr] 51 | struct Registers {
Dec 19 22:08:59.569 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 19 22:08:59.569 INFO [stderr] 
Dec 19 22:08:59.569 INFO [stderr] warning: method is never used: `new`
Dec 19 22:08:59.569 INFO [stderr]   --> src/cpu.rs:68:5
Dec 19 22:08:59.569 INFO [stderr]    |
Dec 19 22:08:59.569 INFO [stderr] 68 |     pub fn new() -> Registers {
Dec 19 22:08:59.569 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.569 INFO [stderr] 
Dec 19 22:08:59.569 INFO [stderr] warning: method is never used: `bc`
Dec 19 22:08:59.569 INFO [stderr]   --> src/cpu.rs:84:5
Dec 19 22:08:59.569 INFO [stderr]    |
Dec 19 22:08:59.569 INFO [stderr] 84 |     fn bc(&self) -> u16 {
Dec 19 22:08:59.569 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.569 INFO [stderr] 
Dec 19 22:08:59.569 INFO [stderr] warning: method is never used: `de`
Dec 19 22:08:59.569 INFO [stderr]   --> src/cpu.rs:88:5
Dec 19 22:08:59.569 INFO [stderr]    |
Dec 19 22:08:59.569 INFO [stderr] 88 |     fn de(&self) -> u16 {
Dec 19 22:08:59.569 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.569 INFO [stderr] 
Dec 19 22:08:59.569 INFO [stderr] warning: method is never used: `hl`
Dec 19 22:08:59.569 INFO [stderr]   --> src/cpu.rs:92:5
Dec 19 22:08:59.569 INFO [stderr]    |
Dec 19 22:08:59.569 INFO [stderr] 92 |     fn hl(&self) -> u16 {
Dec 19 22:08:59.569 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.569 INFO [stderr] 
Dec 19 22:08:59.569 INFO [stderr] warning: method is never used: `set_bc`
Dec 19 22:08:59.569 INFO [stderr]   --> src/cpu.rs:96:5
Dec 19 22:08:59.569 INFO [stderr]    |
Dec 19 22:08:59.569 INFO [stderr] 96 |     fn set_bc(&mut self, v: u16) {
Dec 19 22:08:59.569 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.569 INFO [stderr] 
Dec 19 22:08:59.569 INFO [stderr] warning: method is never used: `set_de`
Dec 19 22:08:59.569 INFO [stderr]    --> src/cpu.rs:101:5
Dec 19 22:08:59.569 INFO [stderr]     |
Dec 19 22:08:59.569 INFO [stderr] 101 |     fn set_de(&mut self, v: u16) {
Dec 19 22:08:59.569 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.569 INFO [stderr] 
Dec 19 22:08:59.569 INFO [stderr] warning: method is never used: `set_hl`
Dec 19 22:08:59.569 INFO [stderr]    --> src/cpu.rs:106:5
Dec 19 22:08:59.569 INFO [stderr]     |
Dec 19 22:08:59.569 INFO [stderr] 106 |     fn set_hl(&mut self, v: u16) {
Dec 19 22:08:59.569 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.569 INFO [stderr] 
Dec 19 22:08:59.569 INFO [stderr] warning: struct is never constructed: `Cpu`
Dec 19 22:08:59.569 INFO [stderr]    --> src/cpu.rs:112:1
Dec 19 22:08:59.569 INFO [stderr]     |
Dec 19 22:08:59.569 INFO [stderr] 112 | pub struct Cpu {
Dec 19 22:08:59.569 INFO [stderr]     | ^^^^^^^^^^^^^^
Dec 19 22:08:59.569 INFO [stderr] 
Dec 19 22:08:59.569 INFO [stderr] warning: method is never used: `new`
Dec 19 22:08:59.569 INFO [stderr]    --> src/cpu.rs:117:5
Dec 19 22:08:59.569 INFO [stderr]     |
Dec 19 22:08:59.569 INFO [stderr] 117 |     pub fn new() -> Cpu {
Dec 19 22:08:59.569 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.569 INFO [stderr] 
Dec 19 22:08:59.569 INFO [stderr] warning: method is never used: `add8`
Dec 19 22:08:59.569 INFO [stderr]    --> src/cpu.rs:123:5
Dec 19 22:08:59.569 INFO [stderr]     |
Dec 19 22:08:59.569 INFO [stderr] 123 |     fn add8(&mut self, x: u8, y: u8) -> u8 {
Dec 19 22:08:59.569 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.569 INFO [stderr] 
Dec 19 22:08:59.569 INFO [stderr] warning: method is never used: `next_instuction_byte`
Dec 19 22:08:59.569 INFO [stderr]    --> src/cpu.rs:129:5
Dec 19 22:08:59.569 INFO [stderr]     |
Dec 19 22:08:59.569 INFO [stderr] 129 |     fn next_instuction_byte(&mut self, mmu: &Mmu) -> u8 {
Dec 19 22:08:59.569 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.569 INFO [stderr] 
Dec 19 22:08:59.569 INFO [stderr] warning: method is never used: `execute_cycle`
Dec 19 22:08:59.569 INFO [stderr]    --> src/cpu.rs:135:5
Dec 19 22:08:59.569 INFO [stderr]     |
Dec 19 22:08:59.569 INFO [stderr] 135 |     fn execute_cycle(&mut self, mmu: &Mmu) {
Dec 19 22:08:59.569 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.569 INFO [stderr] 
Dec 19 22:08:59.569 INFO [stderr] warning: method is never used: `execute_instruction`
Dec 19 22:08:59.569 INFO [stderr]    --> src/cpu.rs:140:5
Dec 19 22:08:59.569 INFO [stderr]     |
Dec 19 22:08:59.569 INFO [stderr] 140 |     fn execute_instruction(&mut self, mmu: &Mmu) {
Dec 19 22:08:59.570 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.570 INFO [stderr] 
Dec 19 22:08:59.570 INFO [stderr] warning: constant item is never used: `WRAM_SIZE`
Dec 19 22:08:59.570 INFO [stderr]  --> src/mmu.rs:1:1
Dec 19 22:08:59.570 INFO [stderr]   |
Dec 19 22:08:59.570 INFO [stderr] 1 | const WRAM_SIZE: usize = 16000;
Dec 19 22:08:59.570 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.570 INFO [stderr] 
Dec 19 22:08:59.570 INFO [stderr] warning: struct is never constructed: `Mmu`
Dec 19 22:08:59.570 INFO [stderr]  --> src/mmu.rs:3:1
Dec 19 22:08:59.570 INFO [stderr]   |
Dec 19 22:08:59.570 INFO [stderr] 3 | pub struct Mmu {
Dec 19 22:08:59.570 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 19 22:08:59.570 INFO [stderr] 
Dec 19 22:08:59.570 INFO [stderr] warning: method is never used: `write_byte`
Dec 19 22:08:59.570 INFO [stderr]  --> src/mmu.rs:8:5
Dec 19 22:08:59.570 INFO [stderr]   |
Dec 19 22:08:59.570 INFO [stderr] 8 |     pub fn write_byte(&self, addr: u16) {
Dec 19 22:08:59.570 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.570 INFO [stderr] 
Dec 19 22:08:59.570 INFO [stderr] warning: method is never used: `write_word`
Dec 19 22:08:59.570 INFO [stderr]   --> src/mmu.rs:12:5
Dec 19 22:08:59.570 INFO [stderr]    |
Dec 19 22:08:59.570 INFO [stderr] 12 |     pub fn write_word(&self, addr: u16) {
Dec 19 22:08:59.570 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.570 INFO [stderr] 
Dec 19 22:08:59.570 INFO [stderr] warning: method is never used: `read_byte`
Dec 19 22:08:59.570 INFO [stderr]   --> src/mmu.rs:16:5
Dec 19 22:08:59.570 INFO [stderr]    |
Dec 19 22:08:59.570 INFO [stderr] 16 |     pub fn read_byte(&self, addr: u16) -> u8 {
Dec 19 22:08:59.570 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.570 INFO [stderr] 
Dec 19 22:08:59.570 INFO [stderr] warning: method is never used: `read_word`
Dec 19 22:08:59.570 INFO [stderr]   --> src/mmu.rs:20:5
Dec 19 22:08:59.570 INFO [stderr]    |
Dec 19 22:08:59.570 INFO [stderr] 20 |     pub fn read_word(&self, addr: u16) -> u16 {
Dec 19 22:08:59.570 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.570 INFO [stderr] 
Dec 19 22:08:59.573 INFO [stderr] warning: struct is never constructed: `Flag`
Dec 19 22:08:59.573 INFO [stderr]  --> src/cpu.rs:4:1
Dec 19 22:08:59.573 INFO [stderr]   |
Dec 19 22:08:59.573 INFO [stderr] 4 | struct Flag {
Dec 19 22:08:59.573 INFO [stderr]   | ^^^^^^^^^^^
Dec 19 22:08:59.573 INFO [stderr]   |
Dec 19 22:08:59.573 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 22:08:59.573 INFO [stderr] 
Dec 19 22:08:59.573 INFO [stderr] warning: method is never used: `new`
Dec 19 22:08:59.573 INFO [stderr]  --> src/cpu.rs:9:5
Dec 19 22:08:59.573 INFO [stderr]   |
Dec 19 22:08:59.573 INFO [stderr] 9 |     pub fn new() -> Flag {
Dec 19 22:08:59.573 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.573 INFO [stderr] 
Dec 19 22:08:59.573 INFO [stderr] warning: method is never used: `set`
Dec 19 22:08:59.573 INFO [stderr]   --> src/cpu.rs:13:5
Dec 19 22:08:59.573 INFO [stderr]    |
Dec 19 22:08:59.573 INFO [stderr] 13 |     fn set(&mut self) {
Dec 19 22:08:59.573 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.573 INFO [stderr] 
Dec 19 22:08:59.573 INFO [stderr] warning: method is never used: `unset`
Dec 19 22:08:59.573 INFO [stderr]   --> src/cpu.rs:17:5
Dec 19 22:08:59.573 INFO [stderr]    |
Dec 19 22:08:59.573 INFO [stderr] 17 |     fn unset(&mut self) {
Dec 19 22:08:59.573 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.573 INFO [stderr] 
Dec 19 22:08:59.573 INFO [stderr] warning: method is never used: `toggle`
Dec 19 22:08:59.573 INFO [stderr]   --> src/cpu.rs:21:5
Dec 19 22:08:59.573 INFO [stderr]    |
Dec 19 22:08:59.573 INFO [stderr] 21 |     fn toggle(&mut self) {
Dec 19 22:08:59.573 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.573 INFO [stderr] 
Dec 19 22:08:59.573 INFO [stderr] warning: struct is never constructed: `Flags`
Dec 19 22:08:59.573 INFO [stderr]   --> src/cpu.rs:26:1
Dec 19 22:08:59.573 INFO [stderr]    |
Dec 19 22:08:59.573 INFO [stderr] 26 | struct Flags {
Dec 19 22:08:59.573 INFO [stderr]    | ^^^^^^^^^^^^
Dec 19 22:08:59.574 INFO [stderr] 
Dec 19 22:08:59.574 INFO [stderr] warning: method is never used: `new`
Dec 19 22:08:59.574 INFO [stderr]   --> src/cpu.rs:34:5
Dec 19 22:08:59.574 INFO [stderr]    |
Dec 19 22:08:59.574 INFO [stderr] 34 |     pub fn new() -> Flags {
Dec 19 22:08:59.574 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.574 INFO [stderr] 
Dec 19 22:08:59.574 INFO [stderr] warning: method is never used: `reset`
Dec 19 22:08:59.574 INFO [stderr]   --> src/cpu.rs:43:5
Dec 19 22:08:59.574 INFO [stderr]    |
Dec 19 22:08:59.574 INFO [stderr] 43 |     fn reset(&mut self) {
Dec 19 22:08:59.574 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.574 INFO [stderr] 
Dec 19 22:08:59.574 INFO [stderr] warning: struct is never constructed: `Registers`
Dec 19 22:08:59.574 INFO [stderr]   --> src/cpu.rs:51:1
Dec 19 22:08:59.574 INFO [stderr]    |
Dec 19 22:08:59.574 INFO [stderr] 51 | struct Registers {
Dec 19 22:08:59.574 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 19 22:08:59.574 INFO [stderr] 
Dec 19 22:08:59.574 INFO [stderr] warning: method is never used: `new`
Dec 19 22:08:59.574 INFO [stderr]   --> src/cpu.rs:68:5
Dec 19 22:08:59.574 INFO [stderr]    |
Dec 19 22:08:59.574 INFO [stderr] 68 |     pub fn new() -> Registers {
Dec 19 22:08:59.574 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.574 INFO [stderr] 
Dec 19 22:08:59.574 INFO [stderr] warning: method is never used: `bc`
Dec 19 22:08:59.574 INFO [stderr]   --> src/cpu.rs:84:5
Dec 19 22:08:59.574 INFO [stderr]    |
Dec 19 22:08:59.574 INFO [stderr] 84 |     fn bc(&self) -> u16 {
Dec 19 22:08:59.574 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.574 INFO [stderr] 
Dec 19 22:08:59.574 INFO [stderr] warning: method is never used: `de`
Dec 19 22:08:59.574 INFO [stderr]   --> src/cpu.rs:88:5
Dec 19 22:08:59.574 INFO [stderr]    |
Dec 19 22:08:59.574 INFO [stderr] 88 |     fn de(&self) -> u16 {
Dec 19 22:08:59.574 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.574 INFO [stderr] 
Dec 19 22:08:59.574 INFO [stderr] warning: method is never used: `hl`
Dec 19 22:08:59.574 INFO [stderr]   --> src/cpu.rs:92:5
Dec 19 22:08:59.574 INFO [stderr]    |
Dec 19 22:08:59.574 INFO [stderr] 92 |     fn hl(&self) -> u16 {
Dec 19 22:08:59.574 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.574 INFO [stderr] 
Dec 19 22:08:59.574 INFO [stderr] warning: method is never used: `set_bc`
Dec 19 22:08:59.574 INFO [stderr]   --> src/cpu.rs:96:5
Dec 19 22:08:59.574 INFO [stderr]    |
Dec 19 22:08:59.574 INFO [stderr] 96 |     fn set_bc(&mut self, v: u16) {
Dec 19 22:08:59.574 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.574 INFO [stderr] 
Dec 19 22:08:59.577 INFO [stderr] warning: method is never used: `set_de`
Dec 19 22:08:59.577 INFO [stderr]    --> src/cpu.rs:101:5
Dec 19 22:08:59.577 INFO [stderr]     |
Dec 19 22:08:59.577 INFO [stderr] 101 |     fn set_de(&mut self, v: u16) {
Dec 19 22:08:59.577 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.577 INFO [stderr] 
Dec 19 22:08:59.577 INFO [stderr] warning: method is never used: `set_hl`
Dec 19 22:08:59.577 INFO [stderr]    --> src/cpu.rs:106:5
Dec 19 22:08:59.577 INFO [stderr]     |
Dec 19 22:08:59.577 INFO [stderr] 106 |     fn set_hl(&mut self, v: u16) {
Dec 19 22:08:59.577 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.577 INFO [stderr] 
Dec 19 22:08:59.577 INFO [stderr] warning: struct is never constructed: `Cpu`
Dec 19 22:08:59.577 INFO [stderr]    --> src/cpu.rs:112:1
Dec 19 22:08:59.577 INFO [stderr]     |
Dec 19 22:08:59.577 INFO [stderr] 112 | pub struct Cpu {
Dec 19 22:08:59.577 INFO [stderr]     | ^^^^^^^^^^^^^^
Dec 19 22:08:59.577 INFO [stderr] 
Dec 19 22:08:59.577 INFO [stderr] warning: method is never used: `new`
Dec 19 22:08:59.577 INFO [stderr]    --> src/cpu.rs:117:5
Dec 19 22:08:59.577 INFO [stderr]     |
Dec 19 22:08:59.577 INFO [stderr] 117 |     pub fn new() -> Cpu {
Dec 19 22:08:59.577 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.577 INFO [stderr] 
Dec 19 22:08:59.577 INFO [stderr] warning: method is never used: `add8`
Dec 19 22:08:59.577 INFO [stderr]    --> src/cpu.rs:123:5
Dec 19 22:08:59.577 INFO [stderr]     |
Dec 19 22:08:59.577 INFO [stderr] 123 |     fn add8(&mut self, x: u8, y: u8) -> u8 {
Dec 19 22:08:59.577 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.577 INFO [stderr] 
Dec 19 22:08:59.577 INFO [stderr] warning: method is never used: `next_instuction_byte`
Dec 19 22:08:59.577 INFO [stderr]    --> src/cpu.rs:129:5
Dec 19 22:08:59.577 INFO [stderr]     |
Dec 19 22:08:59.577 INFO [stderr] 129 |     fn next_instuction_byte(&mut self, mmu: &Mmu) -> u8 {
Dec 19 22:08:59.577 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.577 INFO [stderr] 
Dec 19 22:08:59.577 INFO [stderr] warning: method is never used: `execute_cycle`
Dec 19 22:08:59.577 INFO [stderr]    --> src/cpu.rs:135:5
Dec 19 22:08:59.577 INFO [stderr]     |
Dec 19 22:08:59.577 INFO [stderr] 135 |     fn execute_cycle(&mut self, mmu: &Mmu) {
Dec 19 22:08:59.577 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.577 INFO [stderr] 
Dec 19 22:08:59.577 INFO [stderr] warning: method is never used: `execute_instruction`
Dec 19 22:08:59.577 INFO [stderr]    --> src/cpu.rs:140:5
Dec 19 22:08:59.577 INFO [stderr]     |
Dec 19 22:08:59.577 INFO [stderr] 140 |     fn execute_instruction(&mut self, mmu: &Mmu) {
Dec 19 22:08:59.577 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.577 INFO [stderr] 
Dec 19 22:08:59.577 INFO [stderr] warning: constant item is never used: `WRAM_SIZE`
Dec 19 22:08:59.577 INFO [stderr]  --> src/mmu.rs:1:1
Dec 19 22:08:59.577 INFO [stderr]   |
Dec 19 22:08:59.577 INFO [stderr] 1 | const WRAM_SIZE: usize = 16000;
Dec 19 22:08:59.577 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.577 INFO [stderr] 
Dec 19 22:08:59.577 INFO [stderr] warning: struct is never constructed: `Mmu`
Dec 19 22:08:59.577 INFO [stderr]  --> src/mmu.rs:3:1
Dec 19 22:08:59.577 INFO [stderr]   |
Dec 19 22:08:59.577 INFO [stderr] 3 | pub struct Mmu {
Dec 19 22:08:59.577 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 19 22:08:59.577 INFO [stderr] 
Dec 19 22:08:59.577 INFO [stderr] warning: method is never used: `write_byte`
Dec 19 22:08:59.577 INFO [stderr]  --> src/mmu.rs:8:5
Dec 19 22:08:59.577 INFO [stderr]   |
Dec 19 22:08:59.577 INFO [stderr] 8 |     pub fn write_byte(&self, addr: u16) {
Dec 19 22:08:59.577 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.577 INFO [stderr] 
Dec 19 22:08:59.577 INFO [stderr] warning: method is never used: `write_word`
Dec 19 22:08:59.577 INFO [stderr]   --> src/mmu.rs:12:5
Dec 19 22:08:59.577 INFO [stderr]    |
Dec 19 22:08:59.577 INFO [stderr] 12 |     pub fn write_word(&self, addr: u16) {
Dec 19 22:08:59.577 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.577 INFO [stderr] 
Dec 19 22:08:59.577 INFO [stderr] warning: method is never used: `read_byte`
Dec 19 22:08:59.577 INFO [stderr]   --> src/mmu.rs:16:5
Dec 19 22:08:59.577 INFO [stderr]    |
Dec 19 22:08:59.577 INFO [stderr] 16 |     pub fn read_byte(&self, addr: u16) -> u8 {
Dec 19 22:08:59.577 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.577 INFO [stderr] 
Dec 19 22:08:59.577 INFO [stderr] warning: method is never used: `read_word`
Dec 19 22:08:59.577 INFO [stderr]   --> src/mmu.rs:20:5
Dec 19 22:08:59.577 INFO [stderr]    |
Dec 19 22:08:59.577 INFO [stderr] 20 |     pub fn read_word(&self, addr: u16) -> u16 {
Dec 19 22:08:59.577 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 22:08:59.577 INFO [stderr] 
Dec 19 22:08:59.588 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
Dec 19 22:08:59.899 INFO running `"docker" "inspect" "301d98e899959994de8ccc3a17bfbd4d90a72f21e67b4d399c7eb13c20f0dc69"`
Dec 19 22:08:59.978 INFO running `"docker" "rm" "-f" "301d98e899959994de8ccc3a17bfbd4d90a72f21e67b4d399c7eb13c20f0dc69"`
Dec 19 22:09:00.116 INFO [stdout] 301d98e899959994de8ccc3a17bfbd4d90a72f21e67b4d399c7eb13c20f0dc69