[INFO] updating cached repository ltriant/nes
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ltriant/nes
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ltriant/nes" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ltriant/nes"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ltriant/nes'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ltriant/nes" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ltriant/nes"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ltriant/nes'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dbcce2270262de3a64876881af84cba089297826
[INFO] sha for GitHub repo ltriant/nes: dbcce2270262de3a64876881af84cba089297826
[INFO] validating manifest of ltriant/nes on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ltriant/nes on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ltriant/nes
[INFO] finished frobbing ltriant/nes
[INFO] frobbed toml for ltriant/nes written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/ltriant/nes/Cargo.toml
[INFO] started frobbing ltriant/nes
[INFO] finished frobbing ltriant/nes
[INFO] frobbed toml for ltriant/nes written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ltriant/nes/Cargo.toml
[INFO] crate ltriant/nes already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ltriant/nes against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/ltriant/nes:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a7da25c5fdcbba1b6053347e4187270771bcc022f09ace4087b0f1a4f76e26b5
[INFO] running `"docker" "start" "-a" "a7da25c5fdcbba1b6053347e4187270771bcc022f09ace4087b0f1a4f76e26b5"`
[INFO] [stderr]     Checking nes v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/mem.rs:19:20
[INFO] [stderr]    |
[INFO] [stderr] 19 |             0x0000 ... 0x1fff => Ok(self.ram[address as usize % 0x800]),
[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/mem.rs:23:20
[INFO] [stderr]    |
[INFO] [stderr] 23 |             0x2000 ... 0x3fff => self.ppu.read(address % 8 + 0x2000),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/mem.rs:41:20
[INFO] [stderr]    |
[INFO] [stderr] 41 |             0x8000 ... 0xffff => Ok(self.rom[address as usize % self.rom.len()]),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/mem.rs:50:15
[INFO] [stderr]    |
[INFO] [stderr] 50 |             0 ... 0x1fff => {
[INFO] [stderr]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/mem.rs:55:20
[INFO] [stderr]    |
[INFO] [stderr] 55 |             0x2000 ... 0x3fff => self.ppu.write(address, val),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/mem.rs:68:20
[INFO] [stderr]    |
[INFO] [stderr] 68 |             0x8000 ... 0xffff => Err(String::from("cannot write to ROM")),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/ppu/data.rs:12:15
[INFO] [stderr]    |
[INFO] [stderr] 12 |             0 ... 0x1fff => {
[INFO] [stderr]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/ppu/data.rs:15:20
[INFO] [stderr]    |
[INFO] [stderr] 15 |             0x2000 ... 0x3f00 => {
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/ppu/data.rs:18:20
[INFO] [stderr]    |
[INFO] [stderr] 18 |             0x3f01 ... 0x3fff => {
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/ppu/data.rs:27:15
[INFO] [stderr]    |
[INFO] [stderr] 27 |             0 ... 0x1fff => {
[INFO] [stderr]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/ppu/data.rs:31:20
[INFO] [stderr]    |
[INFO] [stderr] 31 |             0x2000 ... 0x3f00 => {
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/ppu/data.rs:35:20
[INFO] [stderr]    |
[INFO] [stderr] 35 |             0x3f01 ... 0x3fff => {
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/mem.rs:19:20
[INFO] [stderr]    |
[INFO] [stderr] 19 |             0x0000 ... 0x1fff => Ok(self.ram[address as usize % 0x800]),
[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/mem.rs:23:20
[INFO] [stderr]    |
[INFO] [stderr] 23 |             0x2000 ... 0x3fff => self.ppu.read(address % 8 + 0x2000),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/mem.rs:41:20
[INFO] [stderr]    |
[INFO] [stderr] 41 |             0x8000 ... 0xffff => Ok(self.rom[address as usize % self.rom.len()]),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/mem.rs:50:15
[INFO] [stderr]    |
[INFO] [stderr] 50 |             0 ... 0x1fff => {
[INFO] [stderr]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/mem.rs:55:20
[INFO] [stderr]    |
[INFO] [stderr] 55 |             0x2000 ... 0x3fff => self.ppu.write(address, val),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/mem.rs:68:20
[INFO] [stderr]    |
[INFO] [stderr] 68 |             0x8000 ... 0xffff => Err(String::from("cannot write to ROM")),
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/ppu/data.rs:12:15
[INFO] [stderr]    |
[INFO] [stderr] 12 |             0 ... 0x1fff => {
[INFO] [stderr]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/ppu/data.rs:15:20
[INFO] [stderr]    |
[INFO] [stderr] 15 |             0x2000 ... 0x3f00 => {
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/ppu/data.rs:18:20
[INFO] [stderr]    |
[INFO] [stderr] 18 |             0x3f01 ... 0x3fff => {
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/ppu/data.rs:27:15
[INFO] [stderr]    |
[INFO] [stderr] 27 |             0 ... 0x1fff => {
[INFO] [stderr]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/ppu/data.rs:31:20
[INFO] [stderr]    |
[INFO] [stderr] 31 |             0x2000 ... 0x3f00 => {
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/ppu/data.rs:35:20
[INFO] [stderr]    |
[INFO] [stderr] 35 |             0x3f01 ... 0x3fff => {
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `SpriteSize`
[INFO] [stderr]  --> src/ppu/ctrl.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub enum SpriteSize {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sprite_size`
[INFO] [stderr]   --> src/ppu/ctrl.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn sprite_size(&self) -> SpriteSize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `background_pattern_table_addr`
[INFO] [stderr]   --> src/ppu/ctrl.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn background_pattern_table_addr(&self) -> u16 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sprite_pattern_table_addr`
[INFO] [stderr]   --> src/ppu/ctrl.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn sprite_pattern_table_addr(&self) -> u16 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `base_nametable_addr`
[INFO] [stderr]   --> src/ppu/ctrl.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn base_nametable_addr(&self) -> u16 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `emphasize_blue`
[INFO] [stderr]  --> src/ppu/mask.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     pub fn emphasize_blue(&self) -> bool {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `emphasize_green`
[INFO] [stderr]  --> src/ppu/mask.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn emphasize_green(&self) -> bool {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `emphasize_red`
[INFO] [stderr]   --> src/ppu/mask.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn emphasize_red(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `show_sprites_leftmost`
[INFO] [stderr]   --> src/ppu/mask.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn show_sprites_leftmost(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `show_background_leftmost`
[INFO] [stderr]   --> src/ppu/mask.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn show_background_leftmost(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `greyscale`
[INFO] [stderr]   --> src/ppu/mask.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn greyscale(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `vblank_started`
[INFO] [stderr]  --> src/ppu/status.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     pub fn vblank_started(&self) -> bool {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sprite_zero_hit`
[INFO] [stderr]   --> src/ppu/status.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn sprite_zero_hit(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_sprite_zero_hit`
[INFO] [stderr]   --> src/ppu/status.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn set_sprite_zero_hit(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clear_sprite_zero_hit`
[INFO] [stderr]   --> src/ppu/status.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn clear_sprite_zero_hit(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sprite_overflow`
[INFO] [stderr]   --> src/ppu/status.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn sprite_overflow(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_sprite_overflow`
[INFO] [stderr]   --> src/ppu/status.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn set_sprite_overflow(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clear_sprite_overflow`
[INFO] [stderr]   --> src/ppu/status.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn clear_sprite_overflow(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `SpriteSize`
[INFO] [stderr]  --> src/ppu/ctrl.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub enum SpriteSize {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sprite_size`
[INFO] [stderr]   --> src/ppu/ctrl.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn sprite_size(&self) -> SpriteSize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `background_pattern_table_addr`
[INFO] [stderr]   --> src/ppu/ctrl.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn background_pattern_table_addr(&self) -> u16 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `sprite_pattern_table_addr`
[INFO] [stderr]   --> src/ppu/ctrl.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn sprite_pattern_table_addr(&self) -> u16 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `emphasize_blue`
[INFO] [stderr]  --> src/ppu/mask.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     pub fn emphasize_blue(&self) -> bool {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `emphasize_green`
[INFO] [stderr]  --> src/ppu/mask.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn emphasize_green(&self) -> bool {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `emphasize_red`
[INFO] [stderr]   --> src/ppu/mask.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn emphasize_red(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `show_sprites_leftmost`
[INFO] [stderr]   --> src/ppu/mask.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn show_sprites_leftmost(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `show_background_leftmost`
[INFO] [stderr]   --> src/ppu/mask.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn show_background_leftmost(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `greyscale`
[INFO] [stderr]   --> src/ppu/mask.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn greyscale(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `"docker" "inspect" "a7da25c5fdcbba1b6053347e4187270771bcc022f09ace4087b0f1a4f76e26b5"`
[INFO] running `"docker" "rm" "-f" "a7da25c5fdcbba1b6053347e4187270771bcc022f09ace4087b0f1a4f76e26b5"`
[INFO] [stdout] a7da25c5fdcbba1b6053347e4187270771bcc022f09ace4087b0f1a4f76e26b5