[INFO] updating cached repository Heasummn/Chip8-Rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Heasummn/Chip8-Rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Heasummn/Chip8-Rust" "work/ex/clippy-test-run/sources/stable/gh/Heasummn/Chip8-Rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Heasummn/Chip8-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Heasummn/Chip8-Rust" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Heasummn/Chip8-Rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Heasummn/Chip8-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e6f6753a2c2f8d99cb58ae6cb6e6784e5658abe1
[INFO] sha for GitHub repo Heasummn/Chip8-Rust: e6f6753a2c2f8d99cb58ae6cb6e6784e5658abe1
[INFO] validating manifest of Heasummn/Chip8-Rust 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 Heasummn/Chip8-Rust 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 Heasummn/Chip8-Rust
[INFO] finished frobbing Heasummn/Chip8-Rust
[INFO] frobbed toml for Heasummn/Chip8-Rust written to work/ex/clippy-test-run/sources/stable/gh/Heasummn/Chip8-Rust/Cargo.toml
[INFO] started frobbing Heasummn/Chip8-Rust
[INFO] finished frobbing Heasummn/Chip8-Rust
[INFO] frobbed toml for Heasummn/Chip8-Rust written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Heasummn/Chip8-Rust/Cargo.toml
[INFO] crate Heasummn/Chip8-Rust 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 Heasummn/Chip8-Rust against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/Heasummn/Chip8-Rust:/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" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d632aae2eaa5b0dcc27d2412ea063afe47c3db9ed9ba3db87aab814e0cbf43a3
[INFO] running `"docker" "start" "-a" "d632aae2eaa5b0dcc27d2412ea063afe47c3db9ed9ba3db87aab814e0cbf43a3"`
[INFO] [stderr]     Checking chip8 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/cpu.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         println!("");
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/cpu.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         println!("")
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/cpu.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         println!("");
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/cpu.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         println!("")
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `cpu::Cpu`
[INFO] [stderr]   --> src/cpu.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | /     pub fn new() -> Cpu {
[INFO] [stderr] 19 | |         Cpu {
[INFO] [stderr] 20 | |             opcode: 0,
[INFO] [stderr] 21 | |             memory: [0; 4096],
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |         }
[INFO] [stderr] 28 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl Default for cpu::Cpu {
[INFO] [stderr] 17 |     fn default() -> Self {
[INFO] [stderr] 18 |         Self::new()
[INFO] [stderr] 19 |     }
[INFO] [stderr] 20 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea
[INFO] [stderr]   --> src/cpu.rs:36:17
[INFO] [stderr]    |
[INFO] [stderr] 36 |                 Err(_)  => panic!("Internal Error!")
[INFO] [stderr]    |                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_wild_err_arm)] on by default
[INFO] [stderr]    = note: to remove this warning, match each error separately or use unreachable macro
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/cpu.rs:91:25
[INFO] [stderr]    |
[INFO] [stderr] 91 |                 let x = self.registers[regx as usize] as u16;
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[regx as usize])`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/cpu.rs:92:25
[INFO] [stderr]    |
[INFO] [stderr] 92 |                 let y = self.registers[regy as usize] as u16;
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[regy as usize])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/cpu.rs:99:25
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 let x = self.registers[regx as usize] as u16;
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[regx as usize])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:100:25
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let y = self.registers[regy as usize] as u16;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[regy as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:106:25
[INFO] [stderr]     |
[INFO] [stderr] 106 |                 let x = self.registers[reg as usize] as u16;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[reg as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:112:25
[INFO] [stderr]     |
[INFO] [stderr] 112 |                 let x = self.registers[regx as usize] as u16;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[regx as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:113:25
[INFO] [stderr]     |
[INFO] [stderr] 113 |                 let y = self.registers[regy as usize] as u16;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[regy as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:119:25
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 let x = self.registers[reg as usize] as u16;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[reg as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:125:25
[INFO] [stderr]     |
[INFO] [stderr] 125 |                 let x = self.registers[regx as usize] as u16;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[regx as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:126:25
[INFO] [stderr]     |
[INFO] [stderr] 126 |                 let y = self.registers[regy as usize] as u16;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[regy as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:132:44
[INFO] [stderr]     |
[INFO] [stderr] 132 |             JmpA {loc}      => { self.pc = self.registers[0] as u16 + loc},
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:133:63
[INFO] [stderr]     |
[INFO] [stderr] 133 |             AddI {reg}      => { self.i = self.i.wrapping_add(self.registers[reg as usize] as u16) },
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[reg as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:134:43
[INFO] [stderr]     |
[INFO] [stderr] 134 |             LdF {reg}       => { self.i = (self.registers[reg as usize] as u16) * 5 },
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[reg as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:153:27
[INFO] [stderr]     |
[INFO] [stderr] 153 |             self.opcode = (self.memory[pc] as u16) << 8 | self.memory[pc + 1] as u16;
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.memory[pc])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:153:59
[INFO] [stderr]     |
[INFO] [stderr] 153 |             self.opcode = (self.memory[pc] as u16) << 8 | self.memory[pc + 1] as u16;
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.memory[pc + 1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `cpu::Cpu`
[INFO] [stderr]   --> src/cpu.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | /     pub fn new() -> Cpu {
[INFO] [stderr] 19 | |         Cpu {
[INFO] [stderr] 20 | |             opcode: 0,
[INFO] [stderr] 21 | |             memory: [0; 4096],
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |         }
[INFO] [stderr] 28 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl Default for cpu::Cpu {
[INFO] [stderr] 17 |     fn default() -> Self {
[INFO] [stderr] 18 |         Self::new()
[INFO] [stderr] 19 |     }
[INFO] [stderr] 20 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea
[INFO] [stderr]   --> src/cpu.rs:36:17
[INFO] [stderr]    |
[INFO] [stderr] 36 |                 Err(_)  => panic!("Internal Error!")
[INFO] [stderr]    |                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_wild_err_arm)] on by default
[INFO] [stderr]    = note: to remove this warning, match each error separately or use unreachable macro
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/cpu.rs:91:25
[INFO] [stderr]    |
[INFO] [stderr] 91 |                 let x = self.registers[regx as usize] as u16;
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[regx as usize])`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/cpu.rs:92:25
[INFO] [stderr]    |
[INFO] [stderr] 92 |                 let y = self.registers[regy as usize] as u16;
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[regy as usize])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/cpu.rs:99:25
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 let x = self.registers[regx as usize] as u16;
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[regx as usize])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:100:25
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let y = self.registers[regy as usize] as u16;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[regy as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:106:25
[INFO] [stderr]     |
[INFO] [stderr] 106 |                 let x = self.registers[reg as usize] as u16;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[reg as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:112:25
[INFO] [stderr]     |
[INFO] [stderr] 112 |                 let x = self.registers[regx as usize] as u16;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[regx as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:113:25
[INFO] [stderr]     |
[INFO] [stderr] 113 |                 let y = self.registers[regy as usize] as u16;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[regy as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:119:25
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 let x = self.registers[reg as usize] as u16;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[reg as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:125:25
[INFO] [stderr]     |
[INFO] [stderr] 125 |                 let x = self.registers[regx as usize] as u16;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[regx as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:126:25
[INFO] [stderr]     |
[INFO] [stderr] 126 |                 let y = self.registers[regy as usize] as u16;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[regy as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:132:44
[INFO] [stderr]     |
[INFO] [stderr] 132 |             JmpA {loc}      => { self.pc = self.registers[0] as u16 + loc},
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:133:63
[INFO] [stderr]     |
[INFO] [stderr] 133 |             AddI {reg}      => { self.i = self.i.wrapping_add(self.registers[reg as usize] as u16) },
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[reg as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:134:43
[INFO] [stderr]     |
[INFO] [stderr] 134 |             LdF {reg}       => { self.i = (self.registers[reg as usize] as u16) * 5 },
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.registers[reg as usize])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:153:27
[INFO] [stderr]     |
[INFO] [stderr] 153 |             self.opcode = (self.memory[pc] as u16) << 8 | self.memory[pc + 1] as u16;
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.memory[pc])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:153:59
[INFO] [stderr]     |
[INFO] [stderr] 153 |             self.opcode = (self.memory[pc] as u16) << 8 | self.memory[pc + 1] as u16;
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(self.memory[pc + 1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/cpu.rs:249:41
[INFO] [stderr]     |
[INFO] [stderr] 249 |         assert_eq!(processor.pc, 1024 + processor.registers[0] as u16)
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u16::from(processor.registers[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea
[INFO] [stderr]   --> src/main.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |         Err(_) => {
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_wild_err_arm)] on by default
[INFO] [stderr]    = note: to remove this warning, match each error separately or use unreachable macro
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm
[INFO] [stderr] 
[INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea
[INFO] [stderr]   --> src/main.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |         Err(_) => {
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_wild_err_arm)] on by default
[INFO] [stderr]    = note: to remove this warning, match each error separately or use unreachable macro
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `"docker" "inspect" "d632aae2eaa5b0dcc27d2412ea063afe47c3db9ed9ba3db87aab814e0cbf43a3"`
[INFO] running `"docker" "rm" "-f" "d632aae2eaa5b0dcc27d2412ea063afe47c3db9ed9ba3db87aab814e0cbf43a3"`
[INFO] [stdout] d632aae2eaa5b0dcc27d2412ea063afe47c3db9ed9ba3db87aab814e0cbf43a3