[INFO] updating cached repository graylikeme/gameboy-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/graylikeme/gameboy-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/graylikeme/gameboy-rs" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/graylikeme/gameboy-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/graylikeme/gameboy-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/graylikeme/gameboy-rs" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/graylikeme/gameboy-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/graylikeme/gameboy-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cafd6c79531ce5ae3d08082f67d532b1eb23f6e1
[INFO] sha for GitHub repo graylikeme/gameboy-rs: cafd6c79531ce5ae3d08082f67d532b1eb23f6e1
[INFO] validating manifest of graylikeme/gameboy-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 graylikeme/gameboy-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 graylikeme/gameboy-rs
[INFO] finished frobbing graylikeme/gameboy-rs
[INFO] frobbed toml for graylikeme/gameboy-rs written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/graylikeme/gameboy-rs/Cargo.toml
[INFO] started frobbing graylikeme/gameboy-rs
[INFO] finished frobbing graylikeme/gameboy-rs
[INFO] frobbed toml for graylikeme/gameboy-rs written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/graylikeme/gameboy-rs/Cargo.toml
[INFO] crate graylikeme/gameboy-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 graylikeme/gameboy-rs against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-2/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/graylikeme/gameboy-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] e5cb61a91cbea9f48b78c04a5417015d0b7268031c5b81654bb78c4a6667a5ac
[INFO] running `"docker" "start" "-a" "e5cb61a91cbea9f48b78c04a5417015d0b7268031c5b81654bb78c4a6667a5ac"`
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking pretty_env_logger v0.3.0
[INFO] [stderr]     Checking gameboy-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/hardware/bus.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 |     mmu: Box<MMU>,
[INFO] [stderr]   |              ^^^ help: use `dyn`: `dyn MMU`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/hardware/bus.rs:8:25
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn new(mmu: Box<MMU>) -> Bus {
[INFO] [stderr]   |                         ^^^ help: use `dyn`: `dyn MMU`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hardware/mmu.rs:103:56
[INFO] [stderr]     |
[INFO] [stderr] 103 | pub fn get_mmu(cartridge: CartridgeInfo) -> Option<Box<MMU>> {
[INFO] [stderr]     |                                                        ^^^ help: use `dyn`: `dyn MMU`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:16:14
[INFO] [stderr]    |
[INFO] [stderr] 16 |     cpu: Box<GameboyCPU>,
[INFO] [stderr]    |              ^^^^^^^^^^ help: use `dyn`: `dyn GameboyCPU`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test`
[INFO] [stderr]   --> src/main.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let test = cartridge.mem[0x0147];
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_test`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]   --> src/cpu/mod.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |         let opcode = bus.read_byte(self.pc);
[INFO] [stderr]    |             ^^^^^^ help: consider prefixing with an underscore: `_opcode`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cycles`
[INFO] [stderr]   --> src/cpu/mod.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let cycles = instructions::call(self, bus);
[INFO] [stderr]    |             ^^^^^^ help: consider prefixing with an underscore: `_cycles`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cartridge`
[INFO] [stderr]    --> src/hardware/mmu.rs:103:16
[INFO] [stderr]     |
[INFO] [stderr] 103 | pub fn get_mmu(cartridge: CartridgeInfo) -> Option<Box<MMU>> {
[INFO] [stderr]     |                ^^^^^^^^^ help: consider prefixing with an underscore: `_cartridge`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]   --> src/hardware/mmu.rs:36:20
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn read(&self, addr: u16) -> u8 {
[INFO] [stderr]    |                    ^^^^ help: consider prefixing with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]   --> src/hardware/mmu.rs:40:25
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stderr]    |                         ^^^^ help: consider prefixing with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/hardware/mmu.rs:40:36
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stderr]    |                                    ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]   --> src/hardware/mmu.rs:82:20
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn read(&self, addr: u16) -> u8 {
[INFO] [stderr]    |                    ^^^^ help: consider prefixing with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]   --> src/hardware/mmu.rs:86:25
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stderr]    |                         ^^^^ help: consider prefixing with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/hardware/mmu.rs:86:36
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stderr]    |                                    ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]   --> src/hardware/mmu.rs:94:20
[INFO] [stderr]    |
[INFO] [stderr] 94 |     fn read(&self, addr: u16) -> u8 {
[INFO] [stderr]    |                    ^^^^ help: consider prefixing with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]   --> src/hardware/mmu.rs:98:25
[INFO] [stderr]    |
[INFO] [stderr] 98 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stderr]    |                         ^^^^ help: consider prefixing with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/hardware/mmu.rs:98:36
[INFO] [stderr]    |
[INFO] [stderr] 98 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stderr]    |                                    ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/hardware/bus.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 |     mmu: Box<MMU>,
[INFO] [stderr]   |              ^^^ help: use `dyn`: `dyn MMU`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/hardware/bus.rs:8:25
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn new(mmu: Box<MMU>) -> Bus {
[INFO] [stderr]   |                         ^^^ help: use `dyn`: `dyn MMU`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hardware/mmu.rs:103:56
[INFO] [stderr]     |
[INFO] [stderr] 103 | pub fn get_mmu(cartridge: CartridgeInfo) -> Option<Box<MMU>> {
[INFO] [stderr]     |                                                        ^^^ help: use `dyn`: `dyn MMU`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:16:14
[INFO] [stderr]    |
[INFO] [stderr] 16 |     cpu: Box<GameboyCPU>,
[INFO] [stderr]    |              ^^^^^^^^^^ help: use `dyn`: `dyn GameboyCPU`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `de`
[INFO] [stderr]   --> src/cpu/mod.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     de: u16,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `hl`
[INFO] [stderr]   --> src/cpu/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     hl: u16,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `sp`
[INFO] [stderr]   --> src/cpu/mod.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     sp: u16,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `if_reg`
[INFO] [stderr]   --> src/cpu/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     if_reg: u8,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `ie_reg`
[INFO] [stderr]   --> src/cpu/mod.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     ie_reg: u8,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `ime_reg`
[INFO] [stderr]   --> src/cpu/mod.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     ime_reg: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_byte`
[INFO] [stderr]   --> src/cpu/mod.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn get_byte(&self) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_byte`
[INFO] [stderr]   --> src/cpu/mod.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn set_byte(&mut self, to: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_a`
[INFO] [stderr]   --> src/cpu/mod.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub fn set_a(&mut self, to: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_f`
[INFO] [stderr]   --> src/cpu/mod.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     pub fn get_f(&self) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_f`
[INFO] [stderr]   --> src/cpu/mod.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn set_f(&mut self, to: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_c`
[INFO] [stderr]    --> src/cpu/mod.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn get_c(&self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_c`
[INFO] [stderr]    --> src/cpu/mod.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 106 |     pub fn set_c(&self, to: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_d`
[INFO] [stderr]    --> src/cpu/mod.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     pub fn get_d(&self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_d`
[INFO] [stderr]    --> src/cpu/mod.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     pub fn set_d(&self, to: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_e`
[INFO] [stderr]    --> src/cpu/mod.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 118 |     pub fn get_e(&self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_e`
[INFO] [stderr]    --> src/cpu/mod.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn set_e(&self, to: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_h`
[INFO] [stderr]    --> src/cpu/mod.rs:126:5
[INFO] [stderr]     |
[INFO] [stderr] 126 |     pub fn get_h(&self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_h`
[INFO] [stderr]    --> src/cpu/mod.rs:130:5
[INFO] [stderr]     |
[INFO] [stderr] 130 |     pub fn set_h(&self, to: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_l`
[INFO] [stderr]    --> src/cpu/mod.rs:134:5
[INFO] [stderr]     |
[INFO] [stderr] 134 |     pub fn get_l(&self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_l`
[INFO] [stderr]    --> src/cpu/mod.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     pub fn set_l(&self, to: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_sp`
[INFO] [stderr]    --> src/cpu/mod.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 142 |     pub fn get_sp(&self) -> u16 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_sp`
[INFO] [stderr]    --> src/cpu/mod.rs:146:5
[INFO] [stderr]     |
[INFO] [stderr] 146 |     pub fn set_sp(&mut self, to: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_pc`
[INFO] [stderr]    --> src/cpu/mod.rs:154:5
[INFO] [stderr]     |
[INFO] [stderr] 154 |     pub fn set_pc(&mut self, to: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dec_pc`
[INFO] [stderr]    --> src/cpu/mod.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     pub fn dec_pc(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_hl`
[INFO] [stderr]    --> src/cpu/mod.rs:166:5
[INFO] [stderr]     |
[INFO] [stderr] 166 |     pub fn get_hl(&self) -> u16 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_hl`
[INFO] [stderr]    --> src/cpu/mod.rs:170:5
[INFO] [stderr]     |
[INFO] [stderr] 170 |     pub fn set_hl(&mut self, to: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_de`
[INFO] [stderr]    --> src/cpu/mod.rs:174:5
[INFO] [stderr]     |
[INFO] [stderr] 174 |     pub fn get_de(&self) -> u16 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_de`
[INFO] [stderr]    --> src/cpu/mod.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 |     pub fn set_de(&mut self, to: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_af`
[INFO] [stderr]    --> src/cpu/mod.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 |     pub fn get_af(&self) -> u16 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_af`
[INFO] [stderr]    --> src/cpu/mod.rs:194:5
[INFO] [stderr]     |
[INFO] [stderr] 194 |     pub fn set_af(&mut self, to: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MBC1`
[INFO] [stderr]   --> src/hardware/mmu.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub struct MBC1 {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MBC2`
[INFO] [stderr]   --> src/hardware/mmu.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub struct MBC2 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MBC3`
[INFO] [stderr]   --> src/hardware/mmu.rs:79:1
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub struct MBC3 {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MBC5`
[INFO] [stderr]   --> src/hardware/mmu.rs:91:1
[INFO] [stderr]    |
[INFO] [stderr] 91 | pub struct MBC5 {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test`
[INFO] [stderr]   --> src/main.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let test = cartridge.mem[0x0147];
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_test`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]   --> src/cpu/mod.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |         let opcode = bus.read_byte(self.pc);
[INFO] [stderr]    |             ^^^^^^ help: consider prefixing with an underscore: `_opcode`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cycles`
[INFO] [stderr]   --> src/cpu/mod.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let cycles = instructions::call(self, bus);
[INFO] [stderr]    |             ^^^^^^ help: consider prefixing with an underscore: `_cycles`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cartridge`
[INFO] [stderr]    --> src/hardware/mmu.rs:103:16
[INFO] [stderr]     |
[INFO] [stderr] 103 | pub fn get_mmu(cartridge: CartridgeInfo) -> Option<Box<MMU>> {
[INFO] [stderr]     |                ^^^^^^^^^ help: consider prefixing with an underscore: `_cartridge`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]   --> src/hardware/mmu.rs:36:20
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn read(&self, addr: u16) -> u8 {
[INFO] [stderr]    |                    ^^^^ help: consider prefixing with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]   --> src/hardware/mmu.rs:40:25
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stderr]    |                         ^^^^ help: consider prefixing with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/hardware/mmu.rs:40:36
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stderr]    |                                    ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]   --> src/hardware/mmu.rs:82:20
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn read(&self, addr: u16) -> u8 {
[INFO] [stderr]    |                    ^^^^ help: consider prefixing with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]   --> src/hardware/mmu.rs:86:25
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stderr]    |                         ^^^^ help: consider prefixing with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/hardware/mmu.rs:86:36
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stderr]    |                                    ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]   --> src/hardware/mmu.rs:94:20
[INFO] [stderr]    |
[INFO] [stderr] 94 |     fn read(&self, addr: u16) -> u8 {
[INFO] [stderr]    |                    ^^^^ help: consider prefixing with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]   --> src/hardware/mmu.rs:98:25
[INFO] [stderr]    |
[INFO] [stderr] 98 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stderr]    |                         ^^^^ help: consider prefixing with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/hardware/mmu.rs:98:36
[INFO] [stderr]    |
[INFO] [stderr] 98 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stderr]    |                                    ^^^^^ help: consider prefixing with an underscore: `_value`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `de`
[INFO] [stderr]   --> src/cpu/mod.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     de: u16,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `hl`
[INFO] [stderr]   --> src/cpu/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     hl: u16,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `sp`
[INFO] [stderr]   --> src/cpu/mod.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     sp: u16,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `if_reg`
[INFO] [stderr]   --> src/cpu/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     if_reg: u8,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `ie_reg`
[INFO] [stderr]   --> src/cpu/mod.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     ie_reg: u8,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `ime_reg`
[INFO] [stderr]   --> src/cpu/mod.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     ime_reg: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_byte`
[INFO] [stderr]   --> src/cpu/mod.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn get_byte(&self) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_byte`
[INFO] [stderr]   --> src/cpu/mod.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn set_byte(&mut self, to: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_a`
[INFO] [stderr]   --> src/cpu/mod.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub fn set_a(&mut self, to: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_f`
[INFO] [stderr]   --> src/cpu/mod.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     pub fn get_f(&self) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_f`
[INFO] [stderr]   --> src/cpu/mod.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn set_f(&mut self, to: u8) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_c`
[INFO] [stderr]    --> src/cpu/mod.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn get_c(&self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_c`
[INFO] [stderr]    --> src/cpu/mod.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 106 |     pub fn set_c(&self, to: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_d`
[INFO] [stderr]    --> src/cpu/mod.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     pub fn get_d(&self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_d`
[INFO] [stderr]    --> src/cpu/mod.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     pub fn set_d(&self, to: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_e`
[INFO] [stderr]    --> src/cpu/mod.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 118 |     pub fn get_e(&self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_e`
[INFO] [stderr]    --> src/cpu/mod.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn set_e(&self, to: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_h`
[INFO] [stderr]    --> src/cpu/mod.rs:126:5
[INFO] [stderr]     |
[INFO] [stderr] 126 |     pub fn get_h(&self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_h`
[INFO] [stderr]    --> src/cpu/mod.rs:130:5
[INFO] [stderr]     |
[INFO] [stderr] 130 |     pub fn set_h(&self, to: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_l`
[INFO] [stderr]    --> src/cpu/mod.rs:134:5
[INFO] [stderr]     |
[INFO] [stderr] 134 |     pub fn get_l(&self) -> u8 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_l`
[INFO] [stderr]    --> src/cpu/mod.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     pub fn set_l(&self, to: u8) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_sp`
[INFO] [stderr]    --> src/cpu/mod.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 142 |     pub fn get_sp(&self) -> u16 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_sp`
[INFO] [stderr]    --> src/cpu/mod.rs:146:5
[INFO] [stderr]     |
[INFO] [stderr] 146 |     pub fn set_sp(&mut self, to: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_pc`
[INFO] [stderr]    --> src/cpu/mod.rs:154:5
[INFO] [stderr]     |
[INFO] [stderr] 154 |     pub fn set_pc(&mut self, to: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dec_pc`
[INFO] [stderr]    --> src/cpu/mod.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     pub fn dec_pc(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_hl`
[INFO] [stderr]    --> src/cpu/mod.rs:166:5
[INFO] [stderr]     |
[INFO] [stderr] 166 |     pub fn get_hl(&self) -> u16 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_hl`
[INFO] [stderr]    --> src/cpu/mod.rs:170:5
[INFO] [stderr]     |
[INFO] [stderr] 170 |     pub fn set_hl(&mut self, to: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_de`
[INFO] [stderr]    --> src/cpu/mod.rs:174:5
[INFO] [stderr]     |
[INFO] [stderr] 174 |     pub fn get_de(&self) -> u16 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_de`
[INFO] [stderr]    --> src/cpu/mod.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 |     pub fn set_de(&mut self, to: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_af`
[INFO] [stderr]    --> src/cpu/mod.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 |     pub fn get_af(&self) -> u16 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_af`
[INFO] [stderr]    --> src/cpu/mod.rs:194:5
[INFO] [stderr]     |
[INFO] [stderr] 194 |     pub fn set_af(&mut self, to: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MBC1`
[INFO] [stderr]   --> src/hardware/mmu.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub struct MBC1 {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MBC2`
[INFO] [stderr]   --> src/hardware/mmu.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub struct MBC2 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MBC3`
[INFO] [stderr]   --> src/hardware/mmu.rs:79:1
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub struct MBC3 {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MBC5`
[INFO] [stderr]   --> src/hardware/mmu.rs:91:1
[INFO] [stderr]    |
[INFO] [stderr] 91 | pub struct MBC5 {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.51s
[INFO] running `"docker" "inspect" "e5cb61a91cbea9f48b78c04a5417015d0b7268031c5b81654bb78c4a6667a5ac"`
[INFO] running `"docker" "rm" "-f" "e5cb61a91cbea9f48b78c04a5417015d0b7268031c5b81654bb78c4a6667a5ac"`
[INFO] [stdout] e5cb61a91cbea9f48b78c04a5417015d0b7268031c5b81654bb78c4a6667a5ac