[INFO] cloning repository https://github.com/graylikeme/gameboy-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/graylikeme/gameboy-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgraylikeme%2Fgameboy-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgraylikeme%2Fgameboy-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cafd6c79531ce5ae3d08082f67d532b1eb23f6e1
[INFO] checking graylikeme/gameboy-rs against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgraylikeme%2Fgameboy-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/graylikeme/gameboy-rs on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/graylikeme/gameboy-rs
[INFO] finished tweaking git repo https://github.com/graylikeme/gameboy-rs
[INFO] tweaked toml for git repo https://github.com/graylikeme/gameboy-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/graylikeme/gameboy-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70f9fc7a2c9c73e1f43e17049780e863c8605e4c1a14397a9b97d952b358e422
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "70f9fc7a2c9c73e1f43e17049780e863c8605e4c1a14397a9b97d952b358e422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70f9fc7a2c9c73e1f43e17049780e863c8605e4c1a14397a9b97d952b358e422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70f9fc7a2c9c73e1f43e17049780e863c8605e4c1a14397a9b97d952b358e422", kill_on_drop: false }`
[INFO] [stdout] 70f9fc7a2c9c73e1f43e17049780e863c8605e4c1a14397a9b97d952b358e422
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c574053f46c35f336502e68447f97fa3fb4531b7099c6cd4273709dfad6efae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7c574053f46c35f336502e68447f97fa3fb4531b7099c6cd4273709dfad6efae", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking pretty_env_logger v0.3.0
[INFO] [stderr]     Checking gameboy-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/hardware/bus.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 |     mmu: Box<MMU>,
[INFO] [stdout]   |              ^^^ help: use `dyn`: `dyn MMU`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/hardware/bus.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn new(mmu: Box<MMU>) -> Bus {
[INFO] [stdout]   |                         ^^^ help: use `dyn`: `dyn MMU`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hardware/mmu.rs:103:56
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn get_mmu(cartridge: CartridgeInfo) -> Option<Box<MMU>> {
[INFO] [stdout]     |                                                        ^^^ help: use `dyn`: `dyn MMU`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     cpu: Box<GameboyCPU>,
[INFO] [stdout]    |              ^^^^^^^^^^ help: use `dyn`: `dyn GameboyCPU`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/hardware/bus.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 |     mmu: Box<MMU>,
[INFO] [stdout]   |              ^^^ help: use `dyn`: `dyn MMU`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/hardware/bus.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn new(mmu: Box<MMU>) -> Bus {
[INFO] [stdout]   |                         ^^^ help: use `dyn`: `dyn MMU`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hardware/mmu.rs:103:56
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn get_mmu(cartridge: CartridgeInfo) -> Option<Box<MMU>> {
[INFO] [stdout]     |                                                        ^^^ help: use `dyn`: `dyn MMU`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     cpu: Box<GameboyCPU>,
[INFO] [stdout]    |              ^^^^^^^^^^ help: use `dyn`: `dyn GameboyCPU`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test`
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let test = cartridge.mem[0x0147];
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_test`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]   --> src/cpu/mod.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let opcode = bus.read_byte(self.pc);
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cycles`
[INFO] [stdout]   --> src/cpu/mod.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let cycles = instructions::call(self, bus);
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cycles`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cartridge`
[INFO] [stdout]    --> src/hardware/mmu.rs:103:16
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn get_mmu(cartridge: CartridgeInfo) -> Option<Box<MMU>> {
[INFO] [stdout]     |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cartridge`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/hardware/mmu.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn read(&self, addr: u16) -> u8 {
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/hardware/mmu.rs:40:25
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/hardware/mmu.rs:40:36
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/hardware/mmu.rs:82:20
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn read(&self, addr: u16) -> u8 {
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/hardware/mmu.rs:86:25
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/hardware/mmu.rs:86:36
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/hardware/mmu.rs:94:20
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn read(&self, addr: u16) -> u8 {
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/hardware/mmu.rs:98:25
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/hardware/mmu.rs:98:36
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `de`
[INFO] [stdout]   --> src/cpu/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     de: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `hl`
[INFO] [stdout]   --> src/cpu/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     hl: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sp`
[INFO] [stdout]   --> src/cpu/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     sp: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `if_reg`
[INFO] [stdout]   --> src/cpu/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     if_reg: u8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ie_reg`
[INFO] [stdout]   --> src/cpu/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     ie_reg: u8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test`
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let test = cartridge.mem[0x0147];
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_test`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ime_reg`
[INFO] [stdout]   --> src/cpu/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ime_reg: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_byte`
[INFO] [stdout]   --> src/cpu/mod.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn get_byte(&self) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_byte`
[INFO] [stdout]   --> src/cpu/mod.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn set_byte(&mut self, to: u8) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_a`
[INFO] [stdout]   --> src/cpu/mod.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn set_a(&mut self, to: u8) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_f`
[INFO] [stdout]   --> src/cpu/mod.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn get_f(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_f`
[INFO] [stdout]   --> src/cpu/mod.rs:90:12
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn set_f(&mut self, to: u8) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_c`
[INFO] [stdout]    --> src/cpu/mod.rs:102:12
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn get_c(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_c`
[INFO] [stdout]    --> src/cpu/mod.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn set_c(&self, to: u8) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]   --> src/cpu/mod.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let opcode = bus.read_byte(self.pc);
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cycles`
[INFO] [stdout]   --> src/cpu/mod.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let cycles = instructions::call(self, bus);
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cycles`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cartridge`
[INFO] [stdout]    --> src/hardware/mmu.rs:103:16
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn get_mmu(cartridge: CartridgeInfo) -> Option<Box<MMU>> {
[INFO] [stdout]     |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cartridge`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/hardware/mmu.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn read(&self, addr: u16) -> u8 {
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_d`
[INFO] [stdout]    --> src/cpu/mod.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub fn get_d(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_d`
[INFO] [stdout]    --> src/cpu/mod.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn set_d(&self, to: u8) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/hardware/mmu.rs:40:25
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_e`
[INFO] [stdout]    --> src/cpu/mod.rs:118:12
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn get_e(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/hardware/mmu.rs:40:36
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_e`
[INFO] [stdout]    --> src/cpu/mod.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn set_e(&self, to: u8) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_h`
[INFO] [stdout]    --> src/cpu/mod.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn get_h(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/hardware/mmu.rs:82:20
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn read(&self, addr: u16) -> u8 {
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_h`
[INFO] [stdout]    --> src/cpu/mod.rs:130:12
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn set_h(&self, to: u8) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_l`
[INFO] [stdout]    --> src/cpu/mod.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn get_l(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_l`
[INFO] [stdout]    --> src/cpu/mod.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn set_l(&self, to: u8) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_sp`
[INFO] [stdout]    --> src/cpu/mod.rs:142:12
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn get_sp(&self) -> u16 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_sp`
[INFO] [stdout]    --> src/cpu/mod.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn set_sp(&mut self, to: u16) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_pc`
[INFO] [stdout]    --> src/cpu/mod.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn set_pc(&mut self, to: u16) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dec_pc`
[INFO] [stdout]    --> src/cpu/mod.rs:162:12
[INFO] [stdout]     |
[INFO] [stdout] 162 |     pub fn dec_pc(&mut self) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/hardware/mmu.rs:86:25
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_hl`
[INFO] [stdout]    --> src/cpu/mod.rs:166:12
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn get_hl(&self) -> u16 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/hardware/mmu.rs:86:36
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/hardware/mmu.rs:94:20
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn read(&self, addr: u16) -> u8 {
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_hl`
[INFO] [stdout]    --> src/cpu/mod.rs:170:12
[INFO] [stdout]     |
[INFO] [stdout] 170 |     pub fn set_hl(&mut self, to: u16) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/hardware/mmu.rs:98:25
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_de`
[INFO] [stdout]    --> src/cpu/mod.rs:174:12
[INFO] [stdout]     |
[INFO] [stdout] 174 |     pub fn get_de(&self) -> u16 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/hardware/mmu.rs:98:36
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn write(&mut self, addr: u16, value: u8) {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_de`
[INFO] [stdout]    --> src/cpu/mod.rs:178:12
[INFO] [stdout]     |
[INFO] [stdout] 178 |     pub fn set_de(&mut self, to: u16) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_af`
[INFO] [stdout]    --> src/cpu/mod.rs:190:12
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub fn get_af(&self) -> u16 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_af`
[INFO] [stdout]    --> src/cpu/mod.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn set_af(&mut self, to: u16) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `de`
[INFO] [stdout]   --> src/cpu/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     de: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `hl`
[INFO] [stdout]   --> src/cpu/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     hl: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sp`
[INFO] [stdout]   --> src/cpu/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     sp: u16,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `if_reg`
[INFO] [stdout]   --> src/cpu/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     if_reg: u8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ie_reg`
[INFO] [stdout]   --> src/cpu/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     ie_reg: u8,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ime_reg`
[INFO] [stdout]   --> src/cpu/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ime_reg: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_byte`
[INFO] [stdout]   --> src/cpu/mod.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn get_byte(&self) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_byte`
[INFO] [stdout]   --> src/cpu/mod.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn set_byte(&mut self, to: u8) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_a`
[INFO] [stdout]   --> src/cpu/mod.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn set_a(&mut self, to: u8) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_f`
[INFO] [stdout]   --> src/cpu/mod.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn get_f(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_f`
[INFO] [stdout]   --> src/cpu/mod.rs:90:12
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn set_f(&mut self, to: u8) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_c`
[INFO] [stdout]    --> src/cpu/mod.rs:102:12
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn get_c(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_c`
[INFO] [stdout]    --> src/cpu/mod.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn set_c(&self, to: u8) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_d`
[INFO] [stdout]    --> src/cpu/mod.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub fn get_d(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_d`
[INFO] [stdout]    --> src/cpu/mod.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn set_d(&self, to: u8) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_e`
[INFO] [stdout]    --> src/cpu/mod.rs:118:12
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn get_e(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_e`
[INFO] [stdout]    --> src/cpu/mod.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn set_e(&self, to: u8) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_h`
[INFO] [stdout]    --> src/cpu/mod.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn get_h(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_h`
[INFO] [stdout]    --> src/cpu/mod.rs:130:12
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub fn set_h(&self, to: u8) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_l`
[INFO] [stdout]    --> src/cpu/mod.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn get_l(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_l`
[INFO] [stdout]    --> src/cpu/mod.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn set_l(&self, to: u8) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_sp`
[INFO] [stdout]    --> src/cpu/mod.rs:142:12
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn get_sp(&self) -> u16 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_sp`
[INFO] [stdout]    --> src/cpu/mod.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn set_sp(&mut self, to: u16) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_pc`
[INFO] [stdout]    --> src/cpu/mod.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn set_pc(&mut self, to: u16) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dec_pc`
[INFO] [stdout]    --> src/cpu/mod.rs:162:12
[INFO] [stdout]     |
[INFO] [stdout] 162 |     pub fn dec_pc(&mut self) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_hl`
[INFO] [stdout]    --> src/cpu/mod.rs:166:12
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn get_hl(&self) -> u16 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_hl`
[INFO] [stdout]    --> src/cpu/mod.rs:170:12
[INFO] [stdout]     |
[INFO] [stdout] 170 |     pub fn set_hl(&mut self, to: u16) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_de`
[INFO] [stdout]    --> src/cpu/mod.rs:174:12
[INFO] [stdout]     |
[INFO] [stdout] 174 |     pub fn get_de(&self) -> u16 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 48 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_de`
[INFO] [stdout]    --> src/cpu/mod.rs:178:12
[INFO] [stdout]     |
[INFO] [stdout] 178 |     pub fn set_de(&mut self, to: u16) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_af`
[INFO] [stdout]    --> src/cpu/mod.rs:190:12
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub fn get_af(&self) -> u16 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_af`
[INFO] [stdout]    --> src/cpu/mod.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn set_af(&mut self, to: u16) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 48 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.42s
[INFO] running `Command { std: "docker" "inspect" "7c574053f46c35f336502e68447f97fa3fb4531b7099c6cd4273709dfad6efae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c574053f46c35f336502e68447f97fa3fb4531b7099c6cd4273709dfad6efae", kill_on_drop: false }`
[INFO] [stdout] 7c574053f46c35f336502e68447f97fa3fb4531b7099c6cd4273709dfad6efae