[INFO] updating cached repository IsSuEat/gbemu
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/IsSuEat/gbemu
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/IsSuEat/gbemu" "work/ex/clippy-test-run/sources/stable/gh/IsSuEat/gbemu"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/IsSuEat/gbemu'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/IsSuEat/gbemu" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/IsSuEat/gbemu"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/IsSuEat/gbemu'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c2befe9e2772a6d14d809225895e9b959500076d
[INFO] sha for GitHub repo IsSuEat/gbemu: c2befe9e2772a6d14d809225895e9b959500076d
[INFO] validating manifest of IsSuEat/gbemu on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of IsSuEat/gbemu on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing IsSuEat/gbemu
[INFO] finished frobbing IsSuEat/gbemu
[INFO] frobbed toml for IsSuEat/gbemu written to work/ex/clippy-test-run/sources/stable/gh/IsSuEat/gbemu/Cargo.toml
[INFO] started frobbing IsSuEat/gbemu
[INFO] finished frobbing IsSuEat/gbemu
[INFO] frobbed toml for IsSuEat/gbemu written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/IsSuEat/gbemu/Cargo.toml
[INFO] crate IsSuEat/gbemu has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting IsSuEat/gbemu against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/IsSuEat/gbemu:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dclippy::into_iter_on_array" "-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" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2b9584d888ffd4c5b4f403560e43a913a3f94527f59c974ab635978d0d8fd46c
[INFO] running `"docker" "start" "-a" "2b9584d888ffd4c5b4f403560e43a913a3f94527f59c974ab635978d0d8fd46c"`
[INFO] [stderr]     Checking gbemu v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Instruction`
[INFO] [stderr]  --> src/cpu/mod.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 | use cpu::opcodes::{OpCode, Instruction};
[INFO] [stderr]   |                            ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]   --> src/cpu/mod.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         opcode
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]   --> src/cpu/mod.rs:66:22
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let opcode = OpCode::from(value);
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Instruction`
[INFO] [stderr]  --> src/cpu/mod.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 | use cpu::opcodes::{OpCode, Instruction};
[INFO] [stderr]   |                            ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]   --> src/cpu/mod.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         opcode
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]   --> src/cpu/mod.rs:66:22
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let opcode = OpCode::from(value);
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]   --> src/cpu/mmu.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn read(address: u16) -> u8 {
[INFO] [stderr]    |                 ^^^^^^^ help: consider using `_address` instead
[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:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let opcode = self.fetch_opcode();
[INFO] [stderr]    |             ^^^^^^ help: consider using `_opcode` instead
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `CARTRIDGE_ROM_SIZE`
[INFO] [stderr]  --> src/cartridge.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | const CARTRIDGE_ROM_SIZE: usize = 0x0148;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `CARTRIDGE_RAM_SIZE`
[INFO] [stderr]  --> src/cartridge.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | const CARTRIDGE_RAM_SIZE: usize = 0x0149;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `cpu`
[INFO] [stderr]  --> src/console.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     cpu: Cpu,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `opcode`
[INFO] [stderr]   --> src/cpu/opcodes.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     opcode: OpCode,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `CLOCKCYCLES`
[INFO] [stderr]  --> src/cpu/mod.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | const CLOCKCYCLES: f32 = 4.19;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `MACHINECYCLES`
[INFO] [stderr]  --> src/cpu/mod.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | const MACHINECYCLES: f32 = 1.05;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `a`
[INFO] [stderr]   --> src/cpu/mod.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     a: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `b`
[INFO] [stderr]   --> src/cpu/mod.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     b: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `c`
[INFO] [stderr]   --> src/cpu/mod.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     c: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `d`
[INFO] [stderr]   --> src/cpu/mod.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     d: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `e`
[INFO] [stderr]   --> src/cpu/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     e: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `h`
[INFO] [stderr]   --> src/cpu/mod.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     h: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `l`
[INFO] [stderr]   --> src/cpu/mod.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     l: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `stack_pointer`
[INFO] [stderr]   --> src/cpu/mod.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     stack_pointer: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `program_counter`
[INFO] [stderr]   --> src/cpu/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     program_counter: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `work_ram`
[INFO] [stderr]   --> src/cpu/mod.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     work_ram: [u8; 8 * 1024],
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `registers`
[INFO] [stderr]   --> src/cpu/mod.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     registers: Registers,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `mmu`
[INFO] [stderr]   --> src/cpu/mod.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     mmu:  Mmu,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cycle`
[INFO] [stderr]   --> src/cpu/mod.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn cycle(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fetch_opcode`
[INFO] [stderr]   --> src/cpu/mod.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn fetch_opcode(&self) -> OpCode {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/cartridge.rs:34:22
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn new(path: &String) -> Cartridge {
[INFO] [stderr]    |                      ^^^^^^^ help: change this to: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `new` usually take no self; consider choosing a less ambiguous name
[INFO] [stderr]   --> src/console.rs:13:16
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(self) -> Console {
[INFO] [stderr]    |                ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]   --> src/cpu/mmu.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn read(address: u16) -> u8 {
[INFO] [stderr]    |                 ^^^^^^^ help: consider using `_address` instead
[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:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let opcode = self.fetch_opcode();
[INFO] [stderr]    |             ^^^^^^ help: consider using `_opcode` instead
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `cpu::mmu::Mmu`
[INFO] [stderr]   --> src/cpu/mmu.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | /     pub fn new() -> Mmu {
[INFO] [stderr] 11 | |         Mmu {
[INFO] [stderr] 12 | |             cartridge: None,
[INFO] [stderr] 13 | |         }
[INFO] [stderr] 14 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `CARTRIDGE_ROM_SIZE`
[INFO] [stderr]  --> src/cartridge.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | const CARTRIDGE_ROM_SIZE: usize = 0x0148;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `CARTRIDGE_RAM_SIZE`
[INFO] [stderr]  --> src/cartridge.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | const CARTRIDGE_RAM_SIZE: usize = 0x0149;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `cart_type`
[INFO] [stderr]   --> src/cartridge.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     cart_type: CartridgeType,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `cpu`
[INFO] [stderr]  --> src/console.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     cpu: Cpu,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `opcode`
[INFO] [stderr]   --> src/cpu/opcodes.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     opcode: OpCode,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `CLOCKCYCLES`
[INFO] [stderr]  --> src/cpu/mod.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | const CLOCKCYCLES: f32 = 4.19;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `MACHINECYCLES`
[INFO] [stderr]  --> src/cpu/mod.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | const MACHINECYCLES: f32 = 1.05;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `a`
[INFO] [stderr]   --> src/cpu/mod.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     a: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `b`
[INFO] [stderr]   --> src/cpu/mod.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     b: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `c`
[INFO] [stderr]   --> src/cpu/mod.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     c: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `d`
[INFO] [stderr]   --> src/cpu/mod.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     d: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `e`
[INFO] [stderr]   --> src/cpu/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     e: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `h`
[INFO] [stderr]   --> src/cpu/mod.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     h: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `l`
[INFO] [stderr]   --> src/cpu/mod.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     l: u8,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `stack_pointer`
[INFO] [stderr]   --> src/cpu/mod.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     stack_pointer: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `program_counter`
[INFO] [stderr]   --> src/cpu/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     program_counter: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `work_ram`
[INFO] [stderr]   --> src/cpu/mod.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     work_ram: [u8; 8 * 1024],
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `registers`
[INFO] [stderr]   --> src/cpu/mod.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     registers: Registers,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `mmu`
[INFO] [stderr]   --> src/cpu/mod.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     mmu:  Mmu,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cycle`
[INFO] [stderr]   --> src/cpu/mod.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn cycle(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fetch_opcode`
[INFO] [stderr]   --> src/cpu/mod.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn fetch_opcode(&self) -> OpCode {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/cartridge.rs:34:22
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn new(path: &String) -> Cartridge {
[INFO] [stderr]    |                      ^^^^^^^ help: change this to: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `cpu::Registers`
[INFO] [stderr]   --> src/cpu/mod.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | /     pub fn new() -> Registers {
[INFO] [stderr] 25 | |         Registers {
[INFO] [stderr] 26 | |             a: 0,
[INFO] [stderr] 27 | |             b: 0,
[INFO] [stderr] ...  |
[INFO] [stderr] 36 | |         }
[INFO] [stderr] 37 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `new` usually take no self; consider choosing a less ambiguous name
[INFO] [stderr]   --> src/console.rs:13:16
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(self) -> Console {
[INFO] [stderr]    |                ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `cpu::mmu::Mmu`
[INFO] [stderr]   --> src/cpu/mmu.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | /     pub fn new() -> Mmu {
[INFO] [stderr] 11 | |         Mmu {
[INFO] [stderr] 12 | |             cartridge: None,
[INFO] [stderr] 13 | |         }
[INFO] [stderr] 14 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `cpu::Registers`
[INFO] [stderr]   --> src/cpu/mod.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | /     pub fn new() -> Registers {
[INFO] [stderr] 25 | |         Registers {
[INFO] [stderr] 26 | |             a: 0,
[INFO] [stderr] 27 | |             b: 0,
[INFO] [stderr] ...  |
[INFO] [stderr] 36 | |         }
[INFO] [stderr] 37 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gbemu::cartridge::Cartridge`
[INFO] [stderr]  --> src/bin/gbemu.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use gbemu::cartridge::Cartridge;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gbemu::cartridge::Cartridge`
[INFO] [stderr]  --> src/bin/gbemu.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use gbemu::cartridge::Cartridge;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "2b9584d888ffd4c5b4f403560e43a913a3f94527f59c974ab635978d0d8fd46c"`
[INFO] running `"docker" "rm" "-f" "2b9584d888ffd4c5b4f403560e43a913a3f94527f59c974ab635978d0d8fd46c"`
[INFO] [stdout] 2b9584d888ffd4c5b4f403560e43a913a3f94527f59c974ab635978d0d8fd46c