[INFO] cloning repository https://github.com/smt923/chip8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smt923/chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmt923%2Fchip8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmt923%2Fchip8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a040c2fd498a6fa3c697f7a10b61064bbb0c9a24
[INFO] checking smt923/chip8 against nightly-2024-02-05 for check-cfg
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmt923%2Fchip8" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/smt923/chip8 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/smt923/chip8
[INFO] finished tweaking git repo https://github.com/smt923/chip8
[INFO] tweaked toml for git repo https://github.com/smt923/chip8 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/smt923/chip8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded conv v0.3.3
[INFO] [stderr]   Downloaded custom_derive v0.1.7
[INFO] [stderr]   Downloaded num-integer v0.1.35
[INFO] [stderr]   Downloaded num-iter v0.1.34
[INFO] [stderr]   Downloaded sdl2-sys v0.30.0
[INFO] [stderr]   Downloaded magenta-sys v0.1.1
[INFO] [stderr]   Downloaded lazy_static v0.2.8
[INFO] [stderr]   Downloaded num-traits v0.1.40
[INFO] [stderr]   Downloaded num v0.1.40
[INFO] [stderr]   Downloaded magenta v0.1.1
[INFO] [stderr]   Downloaded rand v0.3.16
[INFO] [stderr]   Downloaded sdl2 v0.30.0
[INFO] [stderr]   Downloaded libc v0.2.30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffd478af7f44c7acdf807e82a93fe866f2c6e9f75bc0b3dcd2ae70c644545911
[INFO] running `Command { std: "docker" "start" "-a" "ffd478af7f44c7acdf807e82a93fe866f2c6e9f75bc0b3dcd2ae70c644545911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffd478af7f44c7acdf807e82a93fe866f2c6e9f75bc0b3dcd2ae70c644545911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffd478af7f44c7acdf807e82a93fe866f2c6e9f75bc0b3dcd2ae70c644545911", kill_on_drop: false }`
[INFO] [stdout] ffd478af7f44c7acdf807e82a93fe866f2c6e9f75bc0b3dcd2ae70c644545911
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c56c43921903e0a126c60462aafcbf9ab74ebf2a415eaf56b3c527d26166d189
[INFO] running `Command { std: "docker" "start" "-a" "c56c43921903e0a126c60462aafcbf9ab74ebf2a415eaf56b3c527d26166d189", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking libc v0.2.30
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stderr]     Checking chip8 v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `thread`, `time`
[INFO] [stdout]  --> src/chip8.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `thread`, `time`
[INFO] [stdout]  --> src/chip8.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/chip8.rs:290:35
[INFO] [stdout]     |
[INFO] [stdout] 290 |                     let mut idx = (x + xl + ((y + yl as usize) * SCREEN_W));
[INFO] [stdout]     |                                   ^                                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 290 -                     let mut idx = (x + xl + ((y + yl as usize) * SCREEN_W));
[INFO] [stdout] 290 +                     let mut idx = x + xl + ((y + yl as usize) * SCREEN_W);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Chip8`
[INFO] [stdout]  --> src/display.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 | use chip8::{SCREEN_H, SCREEN_W, Chip8};
[INFO] [stdout]   |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `display::Display`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use display::Display;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `input::Input`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use input::Input;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::pixels`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use sdl2::pixels;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/main.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         'running: loop {
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/chip8.rs:290:35
[INFO] [stdout]     |
[INFO] [stdout] 290 |                     let mut idx = (x + xl + ((y + yl as usize) * SCREEN_W));
[INFO] [stdout]     |                                   ^                                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 290 -                     let mut idx = (x + xl + ((y + yl as usize) * SCREEN_W));
[INFO] [stdout] 290 +                     let mut idx = x + xl + ((y + yl as usize) * SCREEN_W);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Chip8`
[INFO] [stdout]  --> src/display.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 | use chip8::{SCREEN_H, SCREEN_W, Chip8};
[INFO] [stdout]   |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `display::Display`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use display::Display;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `input::Input`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use input::Input;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::pixels`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use sdl2::pixels;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/main.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         'running: loop {
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/chip8.rs:383:23
[INFO] [stdout]     |
[INFO] [stdout] 383 |         stack = stack.trim_right_matches(" ").to_string();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 383 |         stack = stack.trim_end_matches(" ").to_string();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/chip8.rs:383:23
[INFO] [stdout]     |
[INFO] [stdout] 383 |         stack = stack.trim_right_matches(" ").to_string();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 383 |         stack = stack.trim_end_matches(" ").to_string();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/chip8.rs:400:21
[INFO] [stdout]     |
[INFO] [stdout] 400 |         regs = regs.trim_right_matches(" ").to_string();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 400 |         regs = regs.trim_end_matches(" ").to_string();
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/chip8.rs:400:21
[INFO] [stdout]     |
[INFO] [stdout] 400 |         regs = regs.trim_right_matches(" ").to_string();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 400 |         regs = regs.trim_end_matches(" ").to_string();
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/chip8.rs:276:13
[INFO] [stdout]     |
[INFO] [stdout] 276 |         let mut n = rand::thread_rng().gen_range(0, 255);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/chip8.rs:276:13
[INFO] [stdout]     |
[INFO] [stdout] 276 |         let mut n = rand::thread_rng().gen_range(0, 255);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:32:28
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Err(why) => panic!(why),
[INFO] [stdout]    |                            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Err(why) => panic!("{}", why),
[INFO] [stdout]    |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Err(why) => std::panic::panic_any(why),
[INFO] [stdout]    |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `V` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     V: [u8; 16],
[INFO] [stdout]    |     ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xA` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:268:8
[INFO] [stdout]     |
[INFO] [stdout] 268 |     fn xA(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xB` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:272:8
[INFO] [stdout]     |
[INFO] [stdout] 272 |     fn xB(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xC` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:275:8
[INFO] [stdout]     |
[INFO] [stdout] 275 |     fn xC(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xD` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:280:8
[INFO] [stdout]     |
[INFO] [stdout] 280 |     fn xD(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xE` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:306:8
[INFO] [stdout]     |
[INFO] [stdout] 306 |     fn xE(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xF` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:314:8
[INFO] [stdout]     |
[INFO] [stdout] 314 |     fn xF(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:32:28
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Err(why) => panic!(why),
[INFO] [stdout]    |                            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Err(why) => panic!("{}", why),
[INFO] [stdout]    |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Err(why) => std::panic::panic_any(why),
[INFO] [stdout]    |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `V` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     V: [u8; 16],
[INFO] [stdout]    |     ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xA` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:268:8
[INFO] [stdout]     |
[INFO] [stdout] 268 |     fn xA(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xB` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:272:8
[INFO] [stdout]     |
[INFO] [stdout] 272 |     fn xB(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xC` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:275:8
[INFO] [stdout]     |
[INFO] [stdout] 275 |     fn xC(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xD` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:280:8
[INFO] [stdout]     |
[INFO] [stdout] 280 |     fn xD(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xE` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:306:8
[INFO] [stdout]     |
[INFO] [stdout] 306 |     fn xE(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xF` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:314:8
[INFO] [stdout]     |
[INFO] [stdout] 314 |     fn xF(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "c56c43921903e0a126c60462aafcbf9ab74ebf2a415eaf56b3c527d26166d189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56c43921903e0a126c60462aafcbf9ab74ebf2a415eaf56b3c527d26166d189", kill_on_drop: false }`
[INFO] [stdout] c56c43921903e0a126c60462aafcbf9ab74ebf2a415eaf56b3c527d26166d189
[INFO] checking smt923/chip8 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmt923%2Fchip8" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/smt923/chip8 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/smt923/chip8
[INFO] finished tweaking git repo https://github.com/smt923/chip8
[INFO] tweaked toml for git repo https://github.com/smt923/chip8 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/smt923/chip8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b1eed704dfa5d330885ba5b548d9dc96c93701202f89e5f02790d8d755c6b97
[INFO] running `Command { std: "docker" "start" "-a" "6b1eed704dfa5d330885ba5b548d9dc96c93701202f89e5f02790d8d755c6b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b1eed704dfa5d330885ba5b548d9dc96c93701202f89e5f02790d8d755c6b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b1eed704dfa5d330885ba5b548d9dc96c93701202f89e5f02790d8d755c6b97", kill_on_drop: false }`
[INFO] [stdout] 6b1eed704dfa5d330885ba5b548d9dc96c93701202f89e5f02790d8d755c6b97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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 -Dunexpected_cfgs" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] d3a06030bfb49363d5a66ad090d70d4526d2cae0855596f721b5db5e6abb8b9f
[INFO] running `Command { std: "docker" "start" "-a" "d3a06030bfb49363d5a66ad090d70d4526d2cae0855596f721b5db5e6abb8b9f", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking libc v0.2.30
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stderr]     Checking chip8 v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition name: `rustfmt`
[INFO] [stdout]    --> src/chip8.rs:414:12
[INFO] [stdout]     |
[INFO] [stdout] 414 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(rustfmt)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `thread`, `time`
[INFO] [stdout]  --> src/chip8.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `rustfmt`
[INFO] [stdout]    --> src/chip8.rs:414:12
[INFO] [stdout]     |
[INFO] [stdout] 414 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(rustfmt)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `thread`, `time`
[INFO] [stdout]  --> src/chip8.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/chip8.rs:290:35
[INFO] [stdout]     |
[INFO] [stdout] 290 |                     let mut idx = (x + xl + ((y + yl as usize) * SCREEN_W));
[INFO] [stdout]     |                                   ^                                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 290 -                     let mut idx = (x + xl + ((y + yl as usize) * SCREEN_W));
[INFO] [stdout] 290 +                     let mut idx = x + xl + ((y + yl as usize) * SCREEN_W);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Chip8`
[INFO] [stdout]  --> src/display.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 | use chip8::{SCREEN_H, SCREEN_W, Chip8};
[INFO] [stdout]   |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `display::Display`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use display::Display;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `input::Input`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use input::Input;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::pixels`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use sdl2::pixels;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/main.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         'running: loop {
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/chip8.rs:290:35
[INFO] [stdout]     |
[INFO] [stdout] 290 |                     let mut idx = (x + xl + ((y + yl as usize) * SCREEN_W));
[INFO] [stdout]     |                                   ^                                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 290 -                     let mut idx = (x + xl + ((y + yl as usize) * SCREEN_W));
[INFO] [stdout] 290 +                     let mut idx = x + xl + ((y + yl as usize) * SCREEN_W);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Chip8`
[INFO] [stdout]  --> src/display.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 | use chip8::{SCREEN_H, SCREEN_W, Chip8};
[INFO] [stdout]   |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `display::Display`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use display::Display;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `input::Input`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use input::Input;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::pixels`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use sdl2::pixels;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/main.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         'running: loop {
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/chip8.rs:383:23
[INFO] [stdout]     |
[INFO] [stdout] 383 |         stack = stack.trim_right_matches(" ").to_string();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 383 |         stack = stack.trim_end_matches(" ").to_string();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/chip8.rs:400:21
[INFO] [stdout]     |
[INFO] [stdout] 400 |         regs = regs.trim_right_matches(" ").to_string();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 400 |         regs = regs.trim_end_matches(" ").to_string();
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/chip8.rs:383:23
[INFO] [stdout]     |
[INFO] [stdout] 383 |         stack = stack.trim_right_matches(" ").to_string();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 383 |         stack = stack.trim_end_matches(" ").to_string();
[INFO] [stdout]     |                       ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/chip8.rs:400:21
[INFO] [stdout]     |
[INFO] [stdout] 400 |         regs = regs.trim_right_matches(" ").to_string();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 400 |         regs = regs.trim_end_matches(" ").to_string();
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/chip8.rs:276:13
[INFO] [stdout]     |
[INFO] [stdout] 276 |         let mut n = rand::thread_rng().gen_range(0, 255);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/chip8.rs:276:13
[INFO] [stdout]     |
[INFO] [stdout] 276 |         let mut n = rand::thread_rng().gen_range(0, 255);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:32:28
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Err(why) => panic!(why),
[INFO] [stdout]    |                            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Err(why) => panic!("{}", why),
[INFO] [stdout]    |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Err(why) => std::panic::panic_any(why),
[INFO] [stdout]    |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `V` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     V: [u8; 16],
[INFO] [stdout]    |     ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xA` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:268:8
[INFO] [stdout]     |
[INFO] [stdout] 268 |     fn xA(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xB` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:272:8
[INFO] [stdout]     |
[INFO] [stdout] 272 |     fn xB(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xC` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:275:8
[INFO] [stdout]     |
[INFO] [stdout] 275 |     fn xC(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xD` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:280:8
[INFO] [stdout]     |
[INFO] [stdout] 280 |     fn xD(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xE` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:306:8
[INFO] [stdout]     |
[INFO] [stdout] 306 |     fn xE(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xF` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:314:8
[INFO] [stdout]     |
[INFO] [stdout] 314 |     fn xF(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:32:28
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Err(why) => panic!(why),
[INFO] [stdout]    |                            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Err(why) => panic!("{}", why),
[INFO] [stdout]    |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Err(why) => std::panic::panic_any(why),
[INFO] [stdout]    |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `V` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     V: [u8; 16],
[INFO] [stdout]    |     ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xA` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:268:8
[INFO] [stdout]     |
[INFO] [stdout] 268 |     fn xA(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xB` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:272:8
[INFO] [stdout]     |
[INFO] [stdout] 272 |     fn xB(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xC` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:275:8
[INFO] [stdout]     |
[INFO] [stdout] 275 |     fn xC(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xD` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:280:8
[INFO] [stdout]     |
[INFO] [stdout] 280 |     fn xD(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xE` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:306:8
[INFO] [stdout]     |
[INFO] [stdout] 306 |     fn xE(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `xF` should have a snake case name
[INFO] [stdout]    --> src/chip8.rs:314:8
[INFO] [stdout]     |
[INFO] [stdout] 314 |     fn xF(&mut self) {
[INFO] [stdout]     |        ^^ help: convert the identifier to snake case: `x_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chip8` (bin "chip8" test) due to 2 previous errors; 18 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error; 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chip8` (bin "chip8") due to 2 previous errors; 18 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d3a06030bfb49363d5a66ad090d70d4526d2cae0855596f721b5db5e6abb8b9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3a06030bfb49363d5a66ad090d70d4526d2cae0855596f721b5db5e6abb8b9f", kill_on_drop: false }`
[INFO] [stdout] d3a06030bfb49363d5a66ad090d70d4526d2cae0855596f721b5db5e6abb8b9f
