[INFO] updating cached repository Reshurum/nes-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Reshurum/nes-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Reshurum/nes-rs" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/Reshurum/nes-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/Reshurum/nes-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Reshurum/nes-rs" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Reshurum/nes-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Reshurum/nes-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2a19f071515181d5fd9ecd207b4fdc3f55524362
[INFO] sha for GitHub repo Reshurum/nes-rs: 2a19f071515181d5fd9ecd207b4fdc3f55524362
[INFO] validating manifest of Reshurum/nes-rs on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Reshurum/nes-rs on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Reshurum/nes-rs
[INFO] finished frobbing Reshurum/nes-rs
[INFO] frobbed toml for Reshurum/nes-rs written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/Reshurum/nes-rs/Cargo.toml
[INFO] started frobbing Reshurum/nes-rs
[INFO] finished frobbing Reshurum/nes-rs
[INFO] frobbed toml for Reshurum/nes-rs written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Reshurum/nes-rs/Cargo.toml
[INFO] crate Reshurum/nes-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Reshurum/nes-rs against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-5/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Reshurum/nes-rs:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1edf55d5a58352577c10130f8067f7733fd44ec04988e7510039d97eb5ad6547
[INFO] running `"docker" "start" "-a" "1edf55d5a58352577c10130f8067f7733fd44ec04988e7510039d97eb5ad6547"`
[INFO] [stderr]     Checking num-complex v0.1.41
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking num-bigint v0.1.41
[INFO] [stderr]     Checking num-rational v0.1.40
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking nes-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `MISC_CTRL_REGISTERS_SIZE`, `PPU_CTRL_REGISTERS_SIZE`
[INFO] [stderr]   --> src/nes/ppu.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     PPU_CTRL_REGISTERS_SIZE,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 16 |     MISC_CTRL_REGISTERS_SIZE,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/ppu.rs:174:33
[INFO] [stderr]     |
[INFO] [stderr] 174 |             PATTERN_TABLES_START...PATTERN_TABLES_END =>
[INFO] [stderr]     |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/ppu.rs:176:30
[INFO] [stderr]     |
[INFO] [stderr] 176 |             NAME_TABLES_START...NAME_TABLES_END =>
[INFO] [stderr]     |                              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/ppu.rs:178:37
[INFO] [stderr]     |
[INFO] [stderr] 178 |             NAME_TABLES_MIRROR_START...NAME_TABLES_MIRROR_END =>
[INFO] [stderr]     |                                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/ppu.rs:180:27
[INFO] [stderr]     |
[INFO] [stderr] 180 |             PALETTES_START...PALETTES_END =>
[INFO] [stderr]     |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/ppu.rs:182:34
[INFO] [stderr]     |
[INFO] [stderr] 182 |             PALETTES_MIRROR_START...PALETTES_MIRROR_END =>
[INFO] [stderr]     |                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/ppu.rs:184:25
[INFO] [stderr]     |
[INFO] [stderr] 184 |             MIRROR_START...MIRROR_END =>
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:414:27
[INFO] [stderr]     |
[INFO] [stderr] 414 |             RAM_START_ADDR...RAM_END_ADDR => MappingResult {
[INFO] [stderr]     |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:420:29
[INFO] [stderr]     |
[INFO] [stderr] 420 |             RAM_MIRROR_START...RAM_MIRROR_END => MappingResult {
[INFO] [stderr]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:426:37
[INFO] [stderr]     |
[INFO] [stderr] 426 |             PPU_CTRL_REGISTERS_START...PPU_CTRL_REGISTERS_END => {
[INFO] [stderr]     |                                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:429:44
[INFO] [stderr]     |
[INFO] [stderr] 429 |             PPU_CTRL_REGISTERS_MIRROR_START...PPU_CTRL_REGISTERS_MIRROR_END => {
[INFO] [stderr]     |                                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:433:38
[INFO] [stderr]     |
[INFO] [stderr] 433 |             MISC_CTRL_REGISTERS_START...MISC_CTRL_REGISTERS_END => {
[INFO] [stderr]     |                                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:436:32
[INFO] [stderr]     |
[INFO] [stderr] 436 |             EXPANSION_ROM_START...EXPANSION_ROM_END => MappingResult {
[INFO] [stderr]     |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:442:23
[INFO] [stderr]     |
[INFO] [stderr] 442 |             SRAM_START...SRAM_END => MappingResult {
[INFO] [stderr]     |                       ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:448:28
[INFO] [stderr]     |
[INFO] [stderr] 448 |             PRG_ROM_1_START...PRG_ROM_1_END => MappingResult {
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:454:28
[INFO] [stderr]     |
[INFO] [stderr] 454 |             PRG_ROM_2_START...PRG_ROM_2_END => MappingResult {
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sdl2::render`
[INFO] [stderr]   --> src/nes/nes.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use sdl2::render;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BufRead`, `Read`, `stdin`
[INFO] [stderr]   --> src/nes/nes.rs:25:21
[INFO] [stderr]    |
[INFO] [stderr] 25 | use std::io::{self, stdin, BufRead, BufReader, Read, Write};
[INFO] [stderr]    |                     ^^^^^  ^^^^^^^             ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MISC_CTRL_REGISTERS_SIZE`, `PPU_CTRL_REGISTERS_SIZE`
[INFO] [stderr]   --> src/nes/ppu.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     PPU_CTRL_REGISTERS_SIZE,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 16 |     MISC_CTRL_REGISTERS_SIZE,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/ppu.rs:174:33
[INFO] [stderr]     |
[INFO] [stderr] 174 |             PATTERN_TABLES_START...PATTERN_TABLES_END =>
[INFO] [stderr]     |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/ppu.rs:176:30
[INFO] [stderr]     |
[INFO] [stderr] 176 |             NAME_TABLES_START...NAME_TABLES_END =>
[INFO] [stderr]     |                              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/ppu.rs:178:37
[INFO] [stderr]     |
[INFO] [stderr] 178 |             NAME_TABLES_MIRROR_START...NAME_TABLES_MIRROR_END =>
[INFO] [stderr]     |                                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/ppu.rs:180:27
[INFO] [stderr]     |
[INFO] [stderr] 180 |             PALETTES_START...PALETTES_END =>
[INFO] [stderr]     |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/ppu.rs:182:34
[INFO] [stderr]     |
[INFO] [stderr] 182 |             PALETTES_MIRROR_START...PALETTES_MIRROR_END =>
[INFO] [stderr]     |                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/ppu.rs:184:25
[INFO] [stderr]     |
[INFO] [stderr] 184 |             MIRROR_START...MIRROR_END =>
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:414:27
[INFO] [stderr]     |
[INFO] [stderr] 414 |             RAM_START_ADDR...RAM_END_ADDR => MappingResult {
[INFO] [stderr]     |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:420:29
[INFO] [stderr]     |
[INFO] [stderr] 420 |             RAM_MIRROR_START...RAM_MIRROR_END => MappingResult {
[INFO] [stderr]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:426:37
[INFO] [stderr]     |
[INFO] [stderr] 426 |             PPU_CTRL_REGISTERS_START...PPU_CTRL_REGISTERS_END => {
[INFO] [stderr]     |                                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:429:44
[INFO] [stderr]     |
[INFO] [stderr] 429 |             PPU_CTRL_REGISTERS_MIRROR_START...PPU_CTRL_REGISTERS_MIRROR_END => {
[INFO] [stderr]     |                                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:433:38
[INFO] [stderr]     |
[INFO] [stderr] 433 |             MISC_CTRL_REGISTERS_START...MISC_CTRL_REGISTERS_END => {
[INFO] [stderr]     |                                      ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:436:32
[INFO] [stderr]     |
[INFO] [stderr] 436 |             EXPANSION_ROM_START...EXPANSION_ROM_END => MappingResult {
[INFO] [stderr]     |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:442:23
[INFO] [stderr]     |
[INFO] [stderr] 442 |             SRAM_START...SRAM_END => MappingResult {
[INFO] [stderr]     |                       ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:448:28
[INFO] [stderr]     |
[INFO] [stderr] 448 |             PRG_ROM_1_START...PRG_ROM_1_END => MappingResult {
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/nes/memory.rs:454:28
[INFO] [stderr]     |
[INFO] [stderr] 454 |             PRG_ROM_2_START...PRG_ROM_2_END => MappingResult {
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sdl2::render`
[INFO] [stderr]   --> src/nes/nes.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use sdl2::render;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BufRead`, `Read`, `stdin`
[INFO] [stderr]   --> src/nes/nes.rs:25:21
[INFO] [stderr]    |
[INFO] [stderr] 25 | use std::io::{self, stdin, BufRead, BufReader, Read, Write};
[INFO] [stderr]    |                     ^^^^^  ^^^^^^^             ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `peek`
[INFO] [stderr]    --> src/debugger/debugger.rs:310:13
[INFO] [stderr]     |
[INFO] [stderr] 310 |         let peek = match matches.opt_str("peek") {
[INFO] [stderr]     |             ^^^^ help: consider prefixing with an underscore: `_peek`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]    --> src/debugger/debugger.rs:324:13
[INFO] [stderr]     |
[INFO] [stderr] 324 |         let addr = if !matches.free.is_empty() {
[INFO] [stderr]     |             ^^^^ help: consider prefixing with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `peek`
[INFO] [stderr]    --> src/debugger/debugger.rs:310:13
[INFO] [stderr]     |
[INFO] [stderr] 310 |         let peek = match matches.opt_str("peek") {
[INFO] [stderr]     |             ^^^^ help: consider prefixing with an underscore: `_peek`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]    --> src/debugger/debugger.rs:324:13
[INFO] [stderr]     |
[INFO] [stderr] 324 |         let addr = if !matches.free.is_empty() {
[INFO] [stderr]     |             ^^^^ help: consider prefixing with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/nes/ppu.rs:387:37
[INFO] [stderr]     |
[INFO] [stderr] 387 |     fn handle_ppu_status(&mut self, index: usize, memory: &mut Memory) {
[INFO] [stderr]     |                                     ^^^^^ help: consider prefixing with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/nes/ppu.rs:387:37
[INFO] [stderr]     |
[INFO] [stderr] 387 |     fn handle_ppu_status(&mut self, index: usize, memory: &mut Memory) {
[INFO] [stderr]     |                                     ^^^^^ help: consider prefixing with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `memory`
[INFO] [stderr]    --> src/nes/ppu.rs:387:51
[INFO] [stderr]     |
[INFO] [stderr] 387 |     fn handle_ppu_status(&mut self, index: usize, memory: &mut Memory) {
[INFO] [stderr]     |                                                   ^^^^^^ help: consider prefixing with an underscore: `_memory`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `memory`
[INFO] [stderr]    --> src/nes/ppu.rs:387:51
[INFO] [stderr]     |
[INFO] [stderr] 387 |     fn handle_ppu_status(&mut self, index: usize, memory: &mut Memory) {
[INFO] [stderr]     |                                                   ^^^^^^ help: consider prefixing with an underscore: `_memory`
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `UNCLOSING_QUOTE`
[INFO] [stderr]  --> src/debugger/parser.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | const UNCLOSING_QUOTE: &'static str = "quoted arg does not close";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PERSISTENT_FLAG`
[INFO] [stderr]   --> src/io/binutils.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | const PERSISTENT_FLAG: u8 = 0x2;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_persistent_ram`
[INFO] [stderr]    --> src/io/binutils.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn has_persistent_ram(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `unset_break_command`
[INFO] [stderr]    --> src/nes/cpu.rs:240:5
[INFO] [stderr]     |
[INFO] [stderr] 240 |     pub fn unset_break_command(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dereference_u8`
[INFO] [stderr]     --> src/nes/instruction.rs:2011:5
[INFO] [stderr]      |
[INFO] [stderr] 2011 |     fn dereference_u8(&self, memory: &mut Memory) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dereference_u16`
[INFO] [stderr]     --> src/nes/instruction.rs:2017:5
[INFO] [stderr]      |
[INFO] [stderr] 2017 |     fn dereference_u16(&self, memory: &mut Memory) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `accumulator`
[INFO] [stderr]     --> src/nes/instruction.rs:2028:5
[INFO] [stderr]      |
[INFO] [stderr] 2028 |     fn accumulator(&self, cpu: &CPU) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dereference_zero_page_y`
[INFO] [stderr]     --> src/nes/instruction.rs:2144:5
[INFO] [stderr]      |
[INFO] [stderr] 2144 |     fn dereference_zero_page_y(&self, memory: &mut Memory, cpu: &CPU) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dereference_absolute_x`
[INFO] [stderr]     --> src/nes/instruction.rs:2158:5
[INFO] [stderr]      |
[INFO] [stderr] 2158 |     fn dereference_absolute_x(&self, memory: &mut Memory, cpu: &CPU) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dereference_absolute_y`
[INFO] [stderr]     --> src/nes/instruction.rs:2165:5
[INFO] [stderr]      |
[INFO] [stderr] 2165 |     fn dereference_absolute_y(&self, memory: &mut Memory, cpu: &CPU) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dereference_indirect`
[INFO] [stderr]     --> src/nes/instruction.rs:2172:5
[INFO] [stderr]      |
[INFO] [stderr] 2172 |     fn dereference_indirect(&self, memory: &mut Memory) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dereference_indirect_y`
[INFO] [stderr]     --> src/nes/instruction.rs:2186:5
[INFO] [stderr]      |
[INFO] [stderr] 2186 |     fn dereference_indirect_y(&self, memory: &mut Memory, cpu: &CPU) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dereference_indirect_unrestricted`
[INFO] [stderr]     --> src/nes/instruction.rs:2235:5
[INFO] [stderr]      |
[INFO] [stderr] 2235 |     fn dereference_indirect_unrestricted(&self, memory: &mut Memory) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PATTERN_TABLES_START`
[INFO] [stderr]   --> src/nes/ppu.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | const PATTERN_TABLES_START:     usize = 0x0000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PATTERN_TABLES_END`
[INFO] [stderr]   --> src/nes/ppu.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | const PATTERN_TABLES_END:       usize = 0x1FFF;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NAME_TABLES_START`
[INFO] [stderr]   --> src/nes/ppu.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | const NAME_TABLES_START:        usize = 0x2000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NAME_TABLES_END`
[INFO] [stderr]   --> src/nes/ppu.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | const NAME_TABLES_END:          usize = 0x2FFF;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NAME_TABLES_MIRROR_START`
[INFO] [stderr]   --> src/nes/ppu.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | const NAME_TABLES_MIRROR_START: usize = 0x3000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NAME_TABLES_MIRROR_END`
[INFO] [stderr]   --> src/nes/ppu.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | const NAME_TABLES_MIRROR_END:   usize = 0x3EFF;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PALETTES_START`
[INFO] [stderr]   --> src/nes/ppu.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | const PALETTES_START:           usize = 0x3F00;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PALETTES_END`
[INFO] [stderr]   --> src/nes/ppu.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | const PALETTES_END:             usize = 0x3F1F;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PALETTES_MIRROR_START`
[INFO] [stderr]   --> src/nes/ppu.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | const PALETTES_MIRROR_START:    usize = 0x3F20;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PALETTES_MIRROR_END`
[INFO] [stderr]   --> src/nes/ppu.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | const PALETTES_MIRROR_END:      usize = 0x3FFF;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `MIRROR_START`
[INFO] [stderr]   --> src/nes/ppu.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | const MIRROR_START:             usize = 0x4000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `MIRROR_END`
[INFO] [stderr]   --> src/nes/ppu.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | const MIRROR_END:               usize = 0xFFFF;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `INITIAL_OAMDMA`
[INFO] [stderr]   --> src/nes/ppu.rs:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | const INITIAL_OAMDMA:    u8 = 0b00000000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUCTRL_BASE_NAMETABLE_ADDRESS`
[INFO] [stderr]   --> src/nes/ppu.rs:63:1
[INFO] [stderr]    |
[INFO] [stderr] 63 | const PPUCTRL_BASE_NAMETABLE_ADDRESS:           u8 = 0b00000011;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUCTRL_VRAM_ADDRESS_INCREMENT`
[INFO] [stderr]   --> src/nes/ppu.rs:64:1
[INFO] [stderr]    |
[INFO] [stderr] 64 | const PPUCTRL_VRAM_ADDRESS_INCREMENT:           u8 = 0b00000100;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUCTRL_SPRITE_PATTERN_TABLE_ADDRESS`
[INFO] [stderr]   --> src/nes/ppu.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | const PPUCTRL_SPRITE_PATTERN_TABLE_ADDRESS:     u8 = 0b00001000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUCTRL_BACKGROUND_PATTERN_TABLE_ADDRESS`
[INFO] [stderr]   --> src/nes/ppu.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | const PPUCTRL_BACKGROUND_PATTERN_TABLE_ADDRESS: u8 = 0b00010000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUCTRL_SPRITE_SIZE`
[INFO] [stderr]   --> src/nes/ppu.rs:67:1
[INFO] [stderr]    |
[INFO] [stderr] 67 | const PPUCTRL_SPRITE_SIZE:                      u8 = 0b00100000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUCTRL_MASTER_SLAVE_SELECT`
[INFO] [stderr]   --> src/nes/ppu.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | const PPUCTRL_MASTER_SLAVE_SELECT:              u8 = 0b01000000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUCTRL_NMI_ENABLE`
[INFO] [stderr]   --> src/nes/ppu.rs:69:1
[INFO] [stderr]    |
[INFO] [stderr] 69 | const PPUCTRL_NMI_ENABLE:                       u8 = 0b10000000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUMASK_GREYSCALE`
[INFO] [stderr]   --> src/nes/ppu.rs:70:1
[INFO] [stderr]    |
[INFO] [stderr] 70 | const PPUMASK_GREYSCALE:                        u8 = 0b00000001;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUMASK_SHOW_BACKGROUND_LEFT`
[INFO] [stderr]   --> src/nes/ppu.rs:71:1
[INFO] [stderr]    |
[INFO] [stderr] 71 | const PPUMASK_SHOW_BACKGROUND_LEFT:             u8 = 0b00000010;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUMASK_SHOW_SPRITES_LEFT`
[INFO] [stderr]   --> src/nes/ppu.rs:72:1
[INFO] [stderr]    |
[INFO] [stderr] 72 | const PPUMASK_SHOW_SPRITES_LEFT:                u8 = 0b00000100;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUMASK_SHOW_BACKGROUND`
[INFO] [stderr]   --> src/nes/ppu.rs:73:1
[INFO] [stderr]    |
[INFO] [stderr] 73 | const PPUMASK_SHOW_BACKGROUND:                  u8 = 0b00001000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUMASK_SHOW_SPRITES`
[INFO] [stderr]   --> src/nes/ppu.rs:74:1
[INFO] [stderr]    |
[INFO] [stderr] 74 | const PPUMASK_SHOW_SPRITES:                     u8 = 0b00010000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUMASK_EMPHASIZE_RED`
[INFO] [stderr]   --> src/nes/ppu.rs:75:1
[INFO] [stderr]    |
[INFO] [stderr] 75 | const PPUMASK_EMPHASIZE_RED:                    u8 = 0b00100000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUMASK_EMPHASIZE_GREEN`
[INFO] [stderr]   --> src/nes/ppu.rs:76:1
[INFO] [stderr]    |
[INFO] [stderr] 76 | const PPUMASK_EMPHASIZE_GREEN:                  u8 = 0b01000000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUMASK_EMPHASIZE_BLUE`
[INFO] [stderr]   --> src/nes/ppu.rs:77:1
[INFO] [stderr]    |
[INFO] [stderr] 77 | const PPUMASK_EMPHASIZE_BLUE:                   u8 = 0b10000000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUSTATUS_REGISTER_BITS`
[INFO] [stderr]   --> src/nes/ppu.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | const PPUSTATUS_REGISTER_BITS:                  u8 = 0b00011111;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUSTATUS_SPRITE_OVERFLOW`
[INFO] [stderr]   --> src/nes/ppu.rs:79:1
[INFO] [stderr]    |
[INFO] [stderr] 79 | const PPUSTATUS_SPRITE_OVERFLOW:                u8 = 0b00100000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUSTATUS_SPRITE_0_HIT`
[INFO] [stderr]   --> src/nes/ppu.rs:80:1
[INFO] [stderr]    |
[INFO] [stderr] 80 | const PPUSTATUS_SPRITE_0_HIT:                   u8 = 0b01000000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUSTATUS_VBLANK`
[INFO] [stderr]   --> src/nes/ppu.rs:81:1
[INFO] [stderr]    |
[INFO] [stderr] 81 | const PPUSTATUS_VBLANK:                         u8 = 0b10000000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `SpriteSize`
[INFO] [stderr]   --> src/nes/ppu.rs:85:1
[INFO] [stderr]    |
[INFO] [stderr] 85 | enum SpriteSize {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `MasterSlaveSelect`
[INFO] [stderr]   --> src/nes/ppu.rs:91:1
[INFO] [stderr]    |
[INFO] [stderr] 91 | enum MasterSlaveSelect {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `ppu_status`
[INFO] [stderr]    --> src/nes/ppu.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     ppu_status: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `ppu_scroll`
[INFO] [stderr]    --> src/nes/ppu.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 |     ppu_scroll: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `ppu_addr`
[INFO] [stderr]    --> src/nes/ppu.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     ppu_addr: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `ppu_data`
[INFO] [stderr]    --> src/nes/ppu.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     ppu_data: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `runtime_options`
[INFO] [stderr]    --> src/nes/ppu.rs:126:5
[INFO] [stderr]     |
[INFO] [stderr] 126 |     runtime_options: NESRuntimeOptions,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `pattern_tables`
[INFO] [stderr]    --> src/nes/ppu.rs:130:5
[INFO] [stderr]     |
[INFO] [stderr] 130 |     pattern_tables: [u8; PATTERN_TABLES_SIZE],
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name_tables`
[INFO] [stderr]    --> src/nes/ppu.rs:135:5
[INFO] [stderr]     |
[INFO] [stderr] 135 |     name_tables: [u8; NAME_TABLES_SIZE],
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `palettes`
[INFO] [stderr]    --> src/nes/ppu.rs:144:5
[INFO] [stderr]     |
[INFO] [stderr] 144 |     palettes: [u8; PALETTES_SIZE],
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `spr_ram`
[INFO] [stderr]    --> src/nes/ppu.rs:147:5
[INFO] [stderr]     |
[INFO] [stderr] 147 |     spr_ram: [u8; SPR_RAM_SIZE],
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `map`
[INFO] [stderr]    --> src/nes/ppu.rs:172:5
[INFO] [stderr]     |
[INFO] [stderr] 172 |     fn map(&mut self, addr: usize) -> (&mut [u8], usize) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_u8`
[INFO] [stderr]    --> src/nes/ppu.rs:192:5
[INFO] [stderr]     |
[INFO] [stderr] 192 |     fn read_u8(&mut self, addr: usize) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_u8`
[INFO] [stderr]    --> src/nes/ppu.rs:199:5
[INFO] [stderr]     |
[INFO] [stderr] 199 |     fn write_u8(&mut self, addr: usize, value: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_ctrl_base_nametable_address`
[INFO] [stderr]    --> src/nes/ppu.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     fn ppu_ctrl_base_nametable_address(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_ctrl_vram_address_increment`
[INFO] [stderr]    --> src/nes/ppu.rs:218:5
[INFO] [stderr]     |
[INFO] [stderr] 218 |     fn ppu_ctrl_vram_address_increment(&self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_ctrl_sprite_pattern_table_address`
[INFO] [stderr]    --> src/nes/ppu.rs:227:5
[INFO] [stderr]     |
[INFO] [stderr] 227 |     fn ppu_ctrl_sprite_pattern_table_address(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_ctrl_background_pattern_table_address`
[INFO] [stderr]    --> src/nes/ppu.rs:236:5
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn ppu_ctrl_background_pattern_table_address(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_ctrl_sprite_size`
[INFO] [stderr]    --> src/nes/ppu.rs:245:5
[INFO] [stderr]     |
[INFO] [stderr] 245 |     fn ppu_ctrl_sprite_size(&self) -> SpriteSize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_ctrl_master_slave_select`
[INFO] [stderr]    --> src/nes/ppu.rs:254:5
[INFO] [stderr]     |
[INFO] [stderr] 254 |     fn ppu_ctrl_master_slave_select(&self) -> MasterSlaveSelect {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_ctrl_nmi_enabled`
[INFO] [stderr]    --> src/nes/ppu.rs:263:5
[INFO] [stderr]     |
[INFO] [stderr] 263 |     fn ppu_ctrl_nmi_enabled(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_mask_greyscale`
[INFO] [stderr]    --> src/nes/ppu.rs:269:5
[INFO] [stderr]     |
[INFO] [stderr] 269 |     fn ppu_mask_greyscale(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_mask_show_background_left`
[INFO] [stderr]    --> src/nes/ppu.rs:275:5
[INFO] [stderr]     |
[INFO] [stderr] 275 |     fn ppu_mask_show_background_left(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_mask_show_sprites_left`
[INFO] [stderr]    --> src/nes/ppu.rs:281:5
[INFO] [stderr]     |
[INFO] [stderr] 281 |     fn ppu_mask_show_sprites_left(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_mask_show_background`
[INFO] [stderr]    --> src/nes/ppu.rs:287:5
[INFO] [stderr]     |
[INFO] [stderr] 287 |     fn ppu_mask_show_background(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_mask_show_sprites`
[INFO] [stderr]    --> src/nes/ppu.rs:293:5
[INFO] [stderr]     |
[INFO] [stderr] 293 |     fn ppu_mask_show_sprites(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_mask_emphasize_red`
[INFO] [stderr]    --> src/nes/ppu.rs:299:5
[INFO] [stderr]     |
[INFO] [stderr] 299 |     fn ppu_mask_emphasize_red(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_mask_emphasize_green`
[INFO] [stderr]    --> src/nes/ppu.rs:305:5
[INFO] [stderr]     |
[INFO] [stderr] 305 |     fn ppu_mask_emphasize_green(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_mask_emphasize_blue`
[INFO] [stderr]    --> src/nes/ppu.rs:311:5
[INFO] [stderr]     |
[INFO] [stderr] 311 |     fn ppu_mask_emphasize_blue(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_status_register_bits`
[INFO] [stderr]    --> src/nes/ppu.rs:317:5
[INFO] [stderr]     |
[INFO] [stderr] 317 |     fn ppu_status_register_bits(&self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_status_sprite_overflow`
[INFO] [stderr]    --> src/nes/ppu.rs:323:5
[INFO] [stderr]     |
[INFO] [stderr] 323 |     fn ppu_status_sprite_overflow(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_status_sprite_0_hit`
[INFO] [stderr]    --> src/nes/ppu.rs:329:5
[INFO] [stderr]     |
[INFO] [stderr] 329 |     fn ppu_status_sprite_0_hit(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_status_vblank`
[INFO] [stderr]    --> src/nes/ppu.rs:335:5
[INFO] [stderr]     |
[INFO] [stderr] 335 |     fn ppu_status_vblank(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `DMA_REGISTER`
[INFO] [stderr]   --> src/nes/memory.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub const DMA_REGISTER: usize = 0x4014;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_u16_wrapped_msb_alt`
[INFO] [stderr]    --> src/nes/memory.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     pub fn read_u16_wrapped_msb_alt(&mut self, addr: usize) -> u16 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_u16`
[INFO] [stderr]    --> src/nes/memory.rs:222:5
[INFO] [stderr]     |
[INFO] [stderr] 222 |     pub fn write_u16(&mut self, addr: usize, val: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `UNCLOSING_QUOTE`
[INFO] [stderr]  --> src/debugger/parser.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | const UNCLOSING_QUOTE: &'static str = "quoted arg does not close";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PERSISTENT_FLAG`
[INFO] [stderr]   --> src/io/binutils.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | const PERSISTENT_FLAG: u8 = 0x2;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_persistent_ram`
[INFO] [stderr]    --> src/io/binutils.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn has_persistent_ram(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `unset_break_command`
[INFO] [stderr]    --> src/nes/cpu.rs:240:5
[INFO] [stderr]     |
[INFO] [stderr] 240 |     pub fn unset_break_command(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dereference_u8`
[INFO] [stderr]     --> src/nes/instruction.rs:2011:5
[INFO] [stderr]      |
[INFO] [stderr] 2011 |     fn dereference_u8(&self, memory: &mut Memory) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dereference_u16`
[INFO] [stderr]     --> src/nes/instruction.rs:2017:5
[INFO] [stderr]      |
[INFO] [stderr] 2017 |     fn dereference_u16(&self, memory: &mut Memory) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `accumulator`
[INFO] [stderr]     --> src/nes/instruction.rs:2028:5
[INFO] [stderr]      |
[INFO] [stderr] 2028 |     fn accumulator(&self, cpu: &CPU) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dereference_zero_page_y`
[INFO] [stderr]     --> src/nes/instruction.rs:2144:5
[INFO] [stderr]      |
[INFO] [stderr] 2144 |     fn dereference_zero_page_y(&self, memory: &mut Memory, cpu: &CPU) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dereference_absolute_x`
[INFO] [stderr]     --> src/nes/instruction.rs:2158:5
[INFO] [stderr]      |
[INFO] [stderr] 2158 |     fn dereference_absolute_x(&self, memory: &mut Memory, cpu: &CPU) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dereference_absolute_y`
[INFO] [stderr]     --> src/nes/instruction.rs:2165:5
[INFO] [stderr]      |
[INFO] [stderr] 2165 |     fn dereference_absolute_y(&self, memory: &mut Memory, cpu: &CPU) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dereference_indirect`
[INFO] [stderr]     --> src/nes/instruction.rs:2172:5
[INFO] [stderr]      |
[INFO] [stderr] 2172 |     fn dereference_indirect(&self, memory: &mut Memory) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dereference_indirect_y`
[INFO] [stderr]     --> src/nes/instruction.rs:2186:5
[INFO] [stderr]      |
[INFO] [stderr] 2186 |     fn dereference_indirect_y(&self, memory: &mut Memory, cpu: &CPU) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dereference_indirect_unrestricted`
[INFO] [stderr]     --> src/nes/instruction.rs:2235:5
[INFO] [stderr]      |
[INFO] [stderr] 2235 |     fn dereference_indirect_unrestricted(&self, memory: &mut Memory) -> u8 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PATTERN_TABLES_START`
[INFO] [stderr]   --> src/nes/ppu.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | const PATTERN_TABLES_START:     usize = 0x0000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PATTERN_TABLES_END`
[INFO] [stderr]   --> src/nes/ppu.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | const PATTERN_TABLES_END:       usize = 0x1FFF;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NAME_TABLES_START`
[INFO] [stderr]   --> src/nes/ppu.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | const NAME_TABLES_START:        usize = 0x2000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NAME_TABLES_END`
[INFO] [stderr]   --> src/nes/ppu.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | const NAME_TABLES_END:          usize = 0x2FFF;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NAME_TABLES_MIRROR_START`
[INFO] [stderr]   --> src/nes/ppu.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | const NAME_TABLES_MIRROR_START: usize = 0x3000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NAME_TABLES_MIRROR_END`
[INFO] [stderr]   --> src/nes/ppu.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | const NAME_TABLES_MIRROR_END:   usize = 0x3EFF;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PALETTES_START`
[INFO] [stderr]   --> src/nes/ppu.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | const PALETTES_START:           usize = 0x3F00;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PALETTES_END`
[INFO] [stderr]   --> src/nes/ppu.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | const PALETTES_END:             usize = 0x3F1F;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PALETTES_MIRROR_START`
[INFO] [stderr]   --> src/nes/ppu.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | const PALETTES_MIRROR_START:    usize = 0x3F20;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PALETTES_MIRROR_END`
[INFO] [stderr]   --> src/nes/ppu.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | const PALETTES_MIRROR_END:      usize = 0x3FFF;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `MIRROR_START`
[INFO] [stderr]   --> src/nes/ppu.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | const MIRROR_START:             usize = 0x4000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `MIRROR_END`
[INFO] [stderr]   --> src/nes/ppu.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | const MIRROR_END:               usize = 0xFFFF;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `INITIAL_OAMDMA`
[INFO] [stderr]   --> src/nes/ppu.rs:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | const INITIAL_OAMDMA:    u8 = 0b00000000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUCTRL_BASE_NAMETABLE_ADDRESS`
[INFO] [stderr]   --> src/nes/ppu.rs:63:1
[INFO] [stderr]    |
[INFO] [stderr] 63 | const PPUCTRL_BASE_NAMETABLE_ADDRESS:           u8 = 0b00000011;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUCTRL_VRAM_ADDRESS_INCREMENT`
[INFO] [stderr]   --> src/nes/ppu.rs:64:1
[INFO] [stderr]    |
[INFO] [stderr] 64 | const PPUCTRL_VRAM_ADDRESS_INCREMENT:           u8 = 0b00000100;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUCTRL_SPRITE_PATTERN_TABLE_ADDRESS`
[INFO] [stderr]   --> src/nes/ppu.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | const PPUCTRL_SPRITE_PATTERN_TABLE_ADDRESS:     u8 = 0b00001000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUCTRL_BACKGROUND_PATTERN_TABLE_ADDRESS`
[INFO] [stderr]   --> src/nes/ppu.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | const PPUCTRL_BACKGROUND_PATTERN_TABLE_ADDRESS: u8 = 0b00010000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUCTRL_SPRITE_SIZE`
[INFO] [stderr]   --> src/nes/ppu.rs:67:1
[INFO] [stderr]    |
[INFO] [stderr] 67 | const PPUCTRL_SPRITE_SIZE:                      u8 = 0b00100000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUCTRL_MASTER_SLAVE_SELECT`
[INFO] [stderr]   --> src/nes/ppu.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | const PPUCTRL_MASTER_SLAVE_SELECT:              u8 = 0b01000000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUCTRL_NMI_ENABLE`
[INFO] [stderr]   --> src/nes/ppu.rs:69:1
[INFO] [stderr]    |
[INFO] [stderr] 69 | const PPUCTRL_NMI_ENABLE:                       u8 = 0b10000000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUMASK_GREYSCALE`
[INFO] [stderr]   --> src/nes/ppu.rs:70:1
[INFO] [stderr]    |
[INFO] [stderr] 70 | const PPUMASK_GREYSCALE:                        u8 = 0b00000001;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUMASK_SHOW_BACKGROUND_LEFT`
[INFO] [stderr]   --> src/nes/ppu.rs:71:1
[INFO] [stderr]    |
[INFO] [stderr] 71 | const PPUMASK_SHOW_BACKGROUND_LEFT:             u8 = 0b00000010;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUMASK_SHOW_SPRITES_LEFT`
[INFO] [stderr]   --> src/nes/ppu.rs:72:1
[INFO] [stderr]    |
[INFO] [stderr] 72 | const PPUMASK_SHOW_SPRITES_LEFT:                u8 = 0b00000100;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUMASK_SHOW_BACKGROUND`
[INFO] [stderr]   --> src/nes/ppu.rs:73:1
[INFO] [stderr]    |
[INFO] [stderr] 73 | const PPUMASK_SHOW_BACKGROUND:                  u8 = 0b00001000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUMASK_SHOW_SPRITES`
[INFO] [stderr]   --> src/nes/ppu.rs:74:1
[INFO] [stderr]    |
[INFO] [stderr] 74 | const PPUMASK_SHOW_SPRITES:                     u8 = 0b00010000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUMASK_EMPHASIZE_RED`
[INFO] [stderr]   --> src/nes/ppu.rs:75:1
[INFO] [stderr]    |
[INFO] [stderr] 75 | const PPUMASK_EMPHASIZE_RED:                    u8 = 0b00100000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUMASK_EMPHASIZE_GREEN`
[INFO] [stderr]   --> src/nes/ppu.rs:76:1
[INFO] [stderr]    |
[INFO] [stderr] 76 | const PPUMASK_EMPHASIZE_GREEN:                  u8 = 0b01000000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUMASK_EMPHASIZE_BLUE`
[INFO] [stderr]   --> src/nes/ppu.rs:77:1
[INFO] [stderr]    |
[INFO] [stderr] 77 | const PPUMASK_EMPHASIZE_BLUE:                   u8 = 0b10000000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUSTATUS_REGISTER_BITS`
[INFO] [stderr]   --> src/nes/ppu.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | const PPUSTATUS_REGISTER_BITS:                  u8 = 0b00011111;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUSTATUS_SPRITE_OVERFLOW`
[INFO] [stderr]   --> src/nes/ppu.rs:79:1
[INFO] [stderr]    |
[INFO] [stderr] 79 | const PPUSTATUS_SPRITE_OVERFLOW:                u8 = 0b00100000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUSTATUS_SPRITE_0_HIT`
[INFO] [stderr]   --> src/nes/ppu.rs:80:1
[INFO] [stderr]    |
[INFO] [stderr] 80 | const PPUSTATUS_SPRITE_0_HIT:                   u8 = 0b01000000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PPUSTATUS_VBLANK`
[INFO] [stderr]   --> src/nes/ppu.rs:81:1
[INFO] [stderr]    |
[INFO] [stderr] 81 | const PPUSTATUS_VBLANK:                         u8 = 0b10000000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `SpriteSize`
[INFO] [stderr]   --> src/nes/ppu.rs:85:1
[INFO] [stderr]    |
[INFO] [stderr] 85 | enum SpriteSize {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `MasterSlaveSelect`
[INFO] [stderr]   --> src/nes/ppu.rs:91:1
[INFO] [stderr]    |
[INFO] [stderr] 91 | enum MasterSlaveSelect {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `ppu_status`
[INFO] [stderr]    --> src/nes/ppu.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     ppu_status: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `ppu_scroll`
[INFO] [stderr]    --> src/nes/ppu.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 |     ppu_scroll: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `ppu_addr`
[INFO] [stderr]    --> src/nes/ppu.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     ppu_addr: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `ppu_data`
[INFO] [stderr]    --> src/nes/ppu.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     ppu_data: u8,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `runtime_options`
[INFO] [stderr]    --> src/nes/ppu.rs:126:5
[INFO] [stderr]     |
[INFO] [stderr] 126 |     runtime_options: NESRuntimeOptions,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `pattern_tables`
[INFO] [stderr]    --> src/nes/ppu.rs:130:5
[INFO] [stderr]     |
[INFO] [stderr] 130 |     pattern_tables: [u8; PATTERN_TABLES_SIZE],
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name_tables`
[INFO] [stderr]    --> src/nes/ppu.rs:135:5
[INFO] [stderr]     |
[INFO] [stderr] 135 |     name_tables: [u8; NAME_TABLES_SIZE],
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `palettes`
[INFO] [stderr]    --> src/nes/ppu.rs:144:5
[INFO] [stderr]     |
[INFO] [stderr] 144 |     palettes: [u8; PALETTES_SIZE],
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `spr_ram`
[INFO] [stderr]    --> src/nes/ppu.rs:147:5
[INFO] [stderr]     |
[INFO] [stderr] 147 |     spr_ram: [u8; SPR_RAM_SIZE],
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `map`
[INFO] [stderr]    --> src/nes/ppu.rs:172:5
[INFO] [stderr]     |
[INFO] [stderr] 172 |     fn map(&mut self, addr: usize) -> (&mut [u8], usize) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_u8`
[INFO] [stderr]    --> src/nes/ppu.rs:192:5
[INFO] [stderr]     |
[INFO] [stderr] 192 |     fn read_u8(&mut self, addr: usize) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_u8`
[INFO] [stderr]    --> src/nes/ppu.rs:199:5
[INFO] [stderr]     |
[INFO] [stderr] 199 |     fn write_u8(&mut self, addr: usize, value: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_ctrl_base_nametable_address`
[INFO] [stderr]    --> src/nes/ppu.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     fn ppu_ctrl_base_nametable_address(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_ctrl_vram_address_increment`
[INFO] [stderr]    --> src/nes/ppu.rs:218:5
[INFO] [stderr]     |
[INFO] [stderr] 218 |     fn ppu_ctrl_vram_address_increment(&self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_ctrl_sprite_pattern_table_address`
[INFO] [stderr]    --> src/nes/ppu.rs:227:5
[INFO] [stderr]     |
[INFO] [stderr] 227 |     fn ppu_ctrl_sprite_pattern_table_address(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_ctrl_background_pattern_table_address`
[INFO] [stderr]    --> src/nes/ppu.rs:236:5
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn ppu_ctrl_background_pattern_table_address(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_ctrl_sprite_size`
[INFO] [stderr]    --> src/nes/ppu.rs:245:5
[INFO] [stderr]     |
[INFO] [stderr] 245 |     fn ppu_ctrl_sprite_size(&self) -> SpriteSize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_ctrl_master_slave_select`
[INFO] [stderr]    --> src/nes/ppu.rs:254:5
[INFO] [stderr]     |
[INFO] [stderr] 254 |     fn ppu_ctrl_master_slave_select(&self) -> MasterSlaveSelect {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_ctrl_nmi_enabled`
[INFO] [stderr]    --> src/nes/ppu.rs:263:5
[INFO] [stderr]     |
[INFO] [stderr] 263 |     fn ppu_ctrl_nmi_enabled(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_mask_greyscale`
[INFO] [stderr]    --> src/nes/ppu.rs:269:5
[INFO] [stderr]     |
[INFO] [stderr] 269 |     fn ppu_mask_greyscale(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_mask_show_background_left`
[INFO] [stderr]    --> src/nes/ppu.rs:275:5
[INFO] [stderr]     |
[INFO] [stderr] 275 |     fn ppu_mask_show_background_left(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_mask_show_sprites_left`
[INFO] [stderr]    --> src/nes/ppu.rs:281:5
[INFO] [stderr]     |
[INFO] [stderr] 281 |     fn ppu_mask_show_sprites_left(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_mask_show_background`
[INFO] [stderr]    --> src/nes/ppu.rs:287:5
[INFO] [stderr]     |
[INFO] [stderr] 287 |     fn ppu_mask_show_background(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_mask_show_sprites`
[INFO] [stderr]    --> src/nes/ppu.rs:293:5
[INFO] [stderr]     |
[INFO] [stderr] 293 |     fn ppu_mask_show_sprites(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_mask_emphasize_red`
[INFO] [stderr]    --> src/nes/ppu.rs:299:5
[INFO] [stderr]     |
[INFO] [stderr] 299 |     fn ppu_mask_emphasize_red(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_mask_emphasize_green`
[INFO] [stderr]    --> src/nes/ppu.rs:305:5
[INFO] [stderr]     |
[INFO] [stderr] 305 |     fn ppu_mask_emphasize_green(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_mask_emphasize_blue`
[INFO] [stderr]    --> src/nes/ppu.rs:311:5
[INFO] [stderr]     |
[INFO] [stderr] 311 |     fn ppu_mask_emphasize_blue(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_status_register_bits`
[INFO] [stderr]    --> src/nes/ppu.rs:317:5
[INFO] [stderr]     |
[INFO] [stderr] 317 |     fn ppu_status_register_bits(&self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_status_sprite_overflow`
[INFO] [stderr]    --> src/nes/ppu.rs:323:5
[INFO] [stderr]     |
[INFO] [stderr] 323 |     fn ppu_status_sprite_overflow(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_status_sprite_0_hit`
[INFO] [stderr]    --> src/nes/ppu.rs:329:5
[INFO] [stderr]     |
[INFO] [stderr] 329 |     fn ppu_status_sprite_0_hit(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ppu_status_vblank`
[INFO] [stderr]    --> src/nes/ppu.rs:335:5
[INFO] [stderr]     |
[INFO] [stderr] 335 |     fn ppu_status_vblank(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `DMA_REGISTER`
[INFO] [stderr]   --> src/nes/memory.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub const DMA_REGISTER: usize = 0x4014;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_u16_wrapped_msb_alt`
[INFO] [stderr]    --> src/nes/memory.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     pub fn read_u16_wrapped_msb_alt(&mut self, addr: usize) -> u16 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_u16`
[INFO] [stderr]    --> src/nes/memory.rs:222:5
[INFO] [stderr]     |
[INFO] [stderr] 222 |     pub fn write_u16(&mut self, addr: usize, val: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.00s
[INFO] running `"docker" "inspect" "1edf55d5a58352577c10130f8067f7733fd44ec04988e7510039d97eb5ad6547"`
[INFO] running `"docker" "rm" "-f" "1edf55d5a58352577c10130f8067f7733fd44ec04988e7510039d97eb5ad6547"`
[INFO] [stdout] 1edf55d5a58352577c10130f8067f7733fd44ec04988e7510039d97eb5ad6547