[INFO] updating cached repository jsultond/chip8Rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/jsultond/chip8Rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/jsultond/chip8Rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/jsultond/chip8Rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jsultond/chip8Rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/jsultond/chip8Rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jsultond/chip8Rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jsultond/chip8Rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2400c159f4a215a9af9597c00d7a7b5fd34818d6 [INFO] sha for GitHub repo jsultond/chip8Rust: 2400c159f4a215a9af9597c00d7a7b5fd34818d6 [INFO] validating manifest of jsultond/chip8Rust on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of jsultond/chip8Rust on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing jsultond/chip8Rust [INFO] finished frobbing jsultond/chip8Rust [INFO] frobbed toml for jsultond/chip8Rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/jsultond/chip8Rust/Cargo.toml [INFO] started frobbing jsultond/chip8Rust [INFO] finished frobbing jsultond/chip8Rust [INFO] frobbed toml for jsultond/chip8Rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jsultond/chip8Rust/Cargo.toml [INFO] crate jsultond/chip8Rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing jsultond/chip8Rust against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jsultond/chip8Rust:/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 22f795320ebdf0a45410d3debaed190d787703c884cdcaac379350780323fe6a [INFO] running `"docker" "start" "-a" "22f795320ebdf0a45410d3debaed190d787703c884cdcaac379350780323fe6a"` [INFO] [stderr] Compiling sdl2-sys v0.8.1 [INFO] [stderr] Compiling shader_version v0.2.2 [INFO] [stderr] Compiling num-complex v0.1.40 [INFO] [stderr] Compiling num-bigint v0.1.40 [INFO] [stderr] Compiling pistoncore-input v0.18.0 [INFO] [stderr] Compiling pistoncore-window v0.27.0 [INFO] [stderr] Compiling num-rational v0.1.39 [INFO] [stderr] Compiling pistoncore-event_loop v0.32.0 [INFO] [stderr] Compiling piston v0.32.0 [INFO] [stderr] Compiling num v0.1.40 [INFO] [stderr] Compiling sdl2 v0.14.0 [INFO] [stderr] Compiling chip8rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: type `screen` should have an upper camel case name [INFO] [stderr] --> src/screen.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | pub struct screen { [INFO] [stderr] | ^^^^^^ help: convert the identifier to upper camel case: `Screen` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_camel_case_types)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant `key_1` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | key_1 = 0, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `Key1` [INFO] [stderr] [INFO] [stderr] warning: variant `key_2` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | key_2, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `Key2` [INFO] [stderr] [INFO] [stderr] warning: variant `key_3` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | key_3, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `Key3` [INFO] [stderr] [INFO] [stderr] warning: variant `key_4` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | key_4, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `Key4` [INFO] [stderr] [INFO] [stderr] warning: variant `key_Q` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | key_Q, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyQ` [INFO] [stderr] [INFO] [stderr] warning: variant `key_W` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | key_W, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyW` [INFO] [stderr] [INFO] [stderr] warning: variant `key_E` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | key_E, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyE` [INFO] [stderr] [INFO] [stderr] warning: variant `key_R` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | key_R, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyR` [INFO] [stderr] [INFO] [stderr] warning: variant `key_A` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | key_A, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyA` [INFO] [stderr] [INFO] [stderr] warning: variant `key_S` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | key_S, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyS` [INFO] [stderr] [INFO] [stderr] warning: variant `key_D` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | key_D, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyD` [INFO] [stderr] [INFO] [stderr] warning: variant `key_F` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | key_F, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyF` [INFO] [stderr] [INFO] [stderr] warning: variant `key_Z` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | key_Z, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyZ` [INFO] [stderr] [INFO] [stderr] warning: variant `key_X` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | key_X, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyX` [INFO] [stderr] [INFO] [stderr] warning: variant `key_C` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | key_C, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyC` [INFO] [stderr] [INFO] [stderr] warning: variant `key_V` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | key_V, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyV` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/Cpu.rs:267:16 [INFO] [stderr] | [INFO] [stderr] 267 | let x = self.vreg[vx as usize] as u16 + i as u16; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/Cpu.rs:268:19 [INFO] [stderr] | [INFO] [stderr] 268 | let y = self.vreg[vy as usize] as u16 + i as u16; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/Cpu.rs:278:15 [INFO] [stderr] | [INFO] [stderr] 278 | let x = (self.opcode & 0x0F00) >> 8; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/Cpu.rs:83:10 [INFO] [stderr] | [INFO] [stderr] 83 | let mut file: File = match File::open(&path) { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `keys` [INFO] [stderr] --> src/Cpu.rs:45:6 [INFO] [stderr] | [INFO] [stderr] 45 | keys: Keyboard, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `draw` [INFO] [stderr] --> src/screen.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn draw(&mut self, x: i32, y: i32){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `DELAY` [INFO] [stderr] --> src/keyboard.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | const DELAY: u64 = 2; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `Keys` [INFO] [stderr] --> src/keyboard.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | enum Keys { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `event_pump` [INFO] [stderr] --> src/keyboard.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | event_pump: sdl2::EventPump, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `last_pressed` [INFO] [stderr] --> src/keyboard.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | last_pressed: u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `used` [INFO] [stderr] --> src/keyboard.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | used: bool, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `handle_press` [INFO] [stderr] --> src/keyboard.rs:52:5 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn handle_press(&mut self) -> u8{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `wait` [INFO] [stderr] --> src/keyboard.rs:99:2 [INFO] [stderr] | [INFO] [stderr] 99 | pub fn wait(&mut self) -> u8 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `key_pressed` [INFO] [stderr] --> src/keyboard.rs:118:5 [INFO] [stderr] | [INFO] [stderr] 118 | fn key_pressed(&mut self, key: u8, pressed: bool){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: module `Cpu` should have a snake case name [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | mod Cpu; [INFO] [stderr] | ^^^ help: convert the identifier to snake case: `cpu` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.69s [INFO] running `"docker" "inspect" "22f795320ebdf0a45410d3debaed190d787703c884cdcaac379350780323fe6a"` [INFO] running `"docker" "rm" "-f" "22f795320ebdf0a45410d3debaed190d787703c884cdcaac379350780323fe6a"` [INFO] [stdout] 22f795320ebdf0a45410d3debaed190d787703c884cdcaac379350780323fe6a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jsultond/chip8Rust:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] a170f680a5bc8994d4b8824374a8b49a9596c83a8642c4da70eec664a7308e68 [INFO] running `"docker" "start" "-a" "a170f680a5bc8994d4b8824374a8b49a9596c83a8642c4da70eec664a7308e68"` [INFO] [stderr] Compiling chip8rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: type `screen` should have an upper camel case name [INFO] [stderr] --> src/screen.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | pub struct screen { [INFO] [stderr] | ^^^^^^ help: convert the identifier to upper camel case: `Screen` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_camel_case_types)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant `key_1` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | key_1 = 0, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `Key1` [INFO] [stderr] [INFO] [stderr] warning: variant `key_2` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | key_2, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `Key2` [INFO] [stderr] [INFO] [stderr] warning: variant `key_3` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | key_3, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `Key3` [INFO] [stderr] [INFO] [stderr] warning: variant `key_4` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | key_4, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `Key4` [INFO] [stderr] [INFO] [stderr] warning: variant `key_Q` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | key_Q, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyQ` [INFO] [stderr] [INFO] [stderr] warning: variant `key_W` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | key_W, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyW` [INFO] [stderr] [INFO] [stderr] warning: variant `key_E` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | key_E, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyE` [INFO] [stderr] [INFO] [stderr] warning: variant `key_R` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | key_R, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyR` [INFO] [stderr] [INFO] [stderr] warning: variant `key_A` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | key_A, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyA` [INFO] [stderr] [INFO] [stderr] warning: variant `key_S` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | key_S, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyS` [INFO] [stderr] [INFO] [stderr] warning: variant `key_D` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | key_D, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyD` [INFO] [stderr] [INFO] [stderr] warning: variant `key_F` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | key_F, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyF` [INFO] [stderr] [INFO] [stderr] warning: variant `key_Z` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | key_Z, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyZ` [INFO] [stderr] [INFO] [stderr] warning: variant `key_X` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | key_X, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyX` [INFO] [stderr] [INFO] [stderr] warning: variant `key_C` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | key_C, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyC` [INFO] [stderr] [INFO] [stderr] warning: variant `key_V` should have an upper camel case name [INFO] [stderr] --> src/keyboard.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | key_V, [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `KeyV` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/Cpu.rs:267:16 [INFO] [stderr] | [INFO] [stderr] 267 | let x = self.vreg[vx as usize] as u16 + i as u16; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/Cpu.rs:268:19 [INFO] [stderr] | [INFO] [stderr] 268 | let y = self.vreg[vy as usize] as u16 + i as u16; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/Cpu.rs:278:15 [INFO] [stderr] | [INFO] [stderr] 278 | let x = (self.opcode & 0x0F00) >> 8; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/Cpu.rs:83:10 [INFO] [stderr] | [INFO] [stderr] 83 | let mut file: File = match File::open(&path) { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `keys` [INFO] [stderr] --> src/Cpu.rs:45:6 [INFO] [stderr] | [INFO] [stderr] 45 | keys: Keyboard, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `draw` [INFO] [stderr] --> src/screen.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn draw(&mut self, x: i32, y: i32){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `DELAY` [INFO] [stderr] --> src/keyboard.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | const DELAY: u64 = 2; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `Keys` [INFO] [stderr] --> src/keyboard.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | enum Keys { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `event_pump` [INFO] [stderr] --> src/keyboard.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | event_pump: sdl2::EventPump, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `last_pressed` [INFO] [stderr] --> src/keyboard.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | last_pressed: u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `used` [INFO] [stderr] --> src/keyboard.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | used: bool, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `handle_press` [INFO] [stderr] --> src/keyboard.rs:52:5 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn handle_press(&mut self) -> u8{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `wait` [INFO] [stderr] --> src/keyboard.rs:99:2 [INFO] [stderr] | [INFO] [stderr] 99 | pub fn wait(&mut self) -> u8 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `key_pressed` [INFO] [stderr] --> src/keyboard.rs:118:5 [INFO] [stderr] | [INFO] [stderr] 118 | fn key_pressed(&mut self, key: u8, pressed: bool){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: module `Cpu` should have a snake case name [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | mod Cpu; [INFO] [stderr] | ^^^ help: convert the identifier to snake case: `cpu` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.88s [INFO] running `"docker" "inspect" "a170f680a5bc8994d4b8824374a8b49a9596c83a8642c4da70eec664a7308e68"` [INFO] running `"docker" "rm" "-f" "a170f680a5bc8994d4b8824374a8b49a9596c83a8642c4da70eec664a7308e68"` [INFO] [stdout] a170f680a5bc8994d4b8824374a8b49a9596c83a8642c4da70eec664a7308e68 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jsultond/chip8Rust:/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=warn" "-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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 155af3a76012fa0902ca910e59f09c63c4f29765cde65071915c902cabd7a8d0 [INFO] running `"docker" "start" "-a" "155af3a76012fa0902ca910e59f09c63c4f29765cde65071915c902cabd7a8d0"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/chip8rust-3a251f7939af4e3c [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "155af3a76012fa0902ca910e59f09c63c4f29765cde65071915c902cabd7a8d0"` [INFO] running `"docker" "rm" "-f" "155af3a76012fa0902ca910e59f09c63c4f29765cde65071915c902cabd7a8d0"` [INFO] [stdout] 155af3a76012fa0902ca910e59f09c63c4f29765cde65071915c902cabd7a8d0