[INFO] cloning repository https://github.com/anujgtm1/Chip8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anujgtm1/Chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanujgtm1%2FChip8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanujgtm1%2FChip8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2c400376120f4acce13b93c139db58588121c48
[INFO] testing anujgtm1/Chip8 against try#c066bf6804adc55193b71afdff6a56922f4a8689+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_in_2025-retry-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanujgtm1%2FChip8" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/anujgtm1/Chip8
[INFO] finished tweaking git repo https://github.com/anujgtm1/Chip8
[INFO] tweaked toml for git repo https://github.com/anujgtm1/Chip8 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/anujgtm1/Chip8 on toolchain c066bf6804adc55193b71afdff6a56922f4a8689
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/anujgtm1/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" "+c066bf6804adc55193b71afdff6a56922f4a8689" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bd41e8aeb65727509e75fb3bad6f39110ee0bae6a4f1ead99b050503c0007a5
[INFO] running `Command { std: "docker" "start" "-a" "6bd41e8aeb65727509e75fb3bad6f39110ee0bae6a4f1ead99b050503c0007a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bd41e8aeb65727509e75fb3bad6f39110ee0bae6a4f1ead99b050503c0007a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bd41e8aeb65727509e75fb3bad6f39110ee0bae6a4f1ead99b050503c0007a5", kill_on_drop: false }`
[INFO] [stdout] 6bd41e8aeb65727509e75fb3bad6f39110ee0bae6a4f1ead99b050503c0007a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 851d5d5b345025022d13a316da88a30a35cb8f1d683fbaea97ddc97dd166c9b5
[INFO] running `Command { std: "docker" "start" "-a" "851d5d5b345025022d13a316da88a30a35cb8f1d683fbaea97ddc97dd166c9b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling arc-swap v0.4.6
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling sdl2 v0.34.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling sdl2-sys v0.34.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling signal-hook v0.1.15
[INFO] [stderr]    Compiling crossterm v0.17.4
[INFO] [stderr]    Compiling tui v0.9.4
[INFO] [stderr]    Compiling chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::Error`
[INFO] [stdout]  --> src/cpu.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `EnterAlternateScreen`, `Event as CEvent`, `KeyCode`, `LeaveAlternateScreen`, `disable_raw_mode`, `enable_raw_mode`, `execute`, and `self`
[INFO] [stdout]  --> src/debug.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     event::{self, Event as CEvent, KeyCode},
[INFO] [stdout]   |             ^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 6 |     execute,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 7 |     terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Widget`
[INFO] [stdout]   --> src/debug.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tui::widgets::{Widget, Block, Borders};
[INFO] [stdout]    |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Constraint`, `Direction`, and `Layout`
[INFO] [stdout]   --> src/debug.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tui::layout::{Layout, Constraint, Direction};
[INFO] [stdout]    |                   ^^^^^^  ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `FONT_START` is never used
[INFO] [stdout]  --> src/memory.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | static FONT_START: u16 = 0;
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `FONT_SIZE` is never used
[INFO] [stdout]  --> src/memory.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | static FONT_SIZE: u8 = 5;
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Memory` is never constructed
[INFO] [stdout]  --> src/memory.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Memory {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/memory.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Memory {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 13 |
[INFO] [stdout] 14 |     pub fn new() -> Memory {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn mock() -> Memory {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn read(&self, address: &u16) -> u8 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn write(&mut self, address: &u16, data: &u8) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn load_fonts(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn load_data(&mut self, start_address: &u16, data: &Vec<u8>) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn get_font_address(&self, font: &u8) -> u16 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn read_instruction(&self, address: &u16) -> u16 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `FONT_SET` is never used
[INFO] [stdout]   --> src/memory.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | static FONT_SET: [u8; 80] = [
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REGISTER_SIZE` is never used
[INFO] [stdout]  --> src/cpu.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const REGISTER_SIZE: usize = 8;
[INFO] [stdout]   |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STACK_SIZE` is never used
[INFO] [stdout]  --> src/cpu.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const STACK_SIZE: usize = 16;
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CPU` is never constructed
[INFO] [stdout]  --> src/cpu.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct CPU {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/cpu.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl CPU {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn new(bus: Bus) -> CPU {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn mock() -> CPU {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn fetch_opcode(&mut self) -> u16 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn decode(&self, opcode: u16) -> Instruction {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn inc_pc(&mut self) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn set_pc(&mut self, pc: &u16) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn get_register(&self, register: u8) -> u8 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn set_register(&mut self, register: u8, value: u8) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn execute_opcode(&mut self, ins: Instruction) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Bus` is never constructed
[INFO] [stdout]  --> src/bus.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Bus {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `mock` and `new` are never used
[INFO] [stdout]   --> src/bus.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Bus {
[INFO] [stdout]    | -------- associated functions in this implementation
[INFO] [stdout] 17 |
[INFO] [stdout] 18 |     pub fn mock() -> Bus {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn new() -> Bus {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `crossterm_terminal` is never used
[INFO] [stdout]   --> src/debug.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn crossterm_terminal() -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Graphics` is never constructed
[INFO] [stdout]  --> src/graphics.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Graphics {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `mock` are never used
[INFO] [stdout]   --> src/graphics.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Graphics {
[INFO] [stdout]    | ------------- associated functions in this implementation
[INFO] [stdout] 12 |     pub fn new() -> Graphics {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn mock() -> Graphics {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sdl_demo` is never used
[INFO] [stdout]   --> src/graphics.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn sdl_demo() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Input` is never constructed
[INFO] [stdout]  --> src/input.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Input {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `mock` are never used
[INFO] [stdout]   --> src/input.rs:6:12
[INFO] [stdout]    |
[INFO] [stdout] 5  | impl Input {
[INFO] [stdout]    | ---------- associated functions in this implementation
[INFO] [stdout] 6  |     pub fn new() -> Input {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub fn mock() -> Input {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sound` is never constructed
[INFO] [stdout]  --> src/sound.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Sound {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `mock` and `new` are never used
[INFO] [stdout]   --> src/sound.rs:7:12
[INFO] [stdout]    |
[INFO] [stdout] 5  | impl Sound {
[INFO] [stdout]    | ---------- associated functions in this implementation
[INFO] [stdout] 6  |
[INFO] [stdout] 7  |     pub fn mock() -> Sound {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub fn new() -> Sound {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Address` is never used
[INFO] [stdout]  --> src/instructions.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | type Address = u16;
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `HalfWord` is never used
[INFO] [stdout]  --> src/instructions.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | type HalfWord = u8;
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Instruction` is never used
[INFO] [stdout]  --> src/instructions.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum Instruction {
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Instruction` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_first_nibble` is never used
[INFO] [stdout]   --> src/instructions.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn get_first_nibble(value: &u16) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_second_nibble` is never used
[INFO] [stdout]   --> src/instructions.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn get_second_nibble(value: &u16) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_third_nibble` is never used
[INFO] [stdout]   --> src/instructions.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn get_third_nibble(value: &u16) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_last_nibble` is never used
[INFO] [stdout]   --> src/instructions.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn get_last_nibble(value: &u16) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_last_byte` is never used
[INFO] [stdout]   --> src/instructions.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn get_last_byte(value: &u16) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_first_byte` is never used
[INFO] [stdout]   --> src/instructions.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn get_first_byte(value: &u16) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_last_3_nibbles` is never used
[INFO] [stdout]   --> src/instructions.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn get_last_3_nibbles(value: &u16) -> u16 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `fetch_opcode` is never used
[INFO] [stdout]   --> src/instructions.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | impl Instruction {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 75 |     pub fn fetch_opcode(word: &u16) -> Instruction {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `I` should have a snake case name
[INFO] [stdout]   --> src/cpu.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub I : u16,                        // Special register used to store addresses
[INFO] [stdout]    |         ^ help: convert the identifier to snake case (notice the capitalization): `i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `VF` should have a snake case name
[INFO] [stdout]   --> src/cpu.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub VF: u8,                        // Flag Register
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case (notice the capitalization): `vf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `PC` should have a snake case name
[INFO] [stdout]   --> src/cpu.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub PC: u16,                        // Program Counter
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `pc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `SP` should have a snake case name
[INFO] [stdout]   --> src/cpu.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub SP: usize,                         // Stack Pointer
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `sp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `DT` should have a snake case name
[INFO] [stdout]   --> src/cpu.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub DT: u8,                         // Delay Timer (Automatically decremented at a rate of 60Hz if set)
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `dt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `ST` should have a snake case name
[INFO] [stdout]   --> src/cpu.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub ST: u8,                         // Sound Timer (Automatically decremented at a rate of 60Hz if set) Buzzer will soudn if ST > 0
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `st`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "851d5d5b345025022d13a316da88a30a35cb8f1d683fbaea97ddc97dd166c9b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "851d5d5b345025022d13a316da88a30a35cb8f1d683fbaea97ddc97dd166c9b5", kill_on_drop: false }`
[INFO] [stdout] 851d5d5b345025022d13a316da88a30a35cb8f1d683fbaea97ddc97dd166c9b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 499c1b6e26695c491012f5c08a33ae0dedc87275cdbe74ab4e4bac23b8da5963
[INFO] running `Command { std: "docker" "start" "-a" "499c1b6e26695c491012f5c08a33ae0dedc87275cdbe74ab4e4bac23b8da5963", kill_on_drop: false }`
[INFO] [stderr]    Compiling chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::Error`
[INFO] [stdout]  --> src/cpu.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `EnterAlternateScreen`, `Event as CEvent`, `KeyCode`, `LeaveAlternateScreen`, `disable_raw_mode`, `enable_raw_mode`, `execute`, and `self`
[INFO] [stdout]  --> src/debug.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     event::{self, Event as CEvent, KeyCode},
[INFO] [stdout]   |             ^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 6 |     execute,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 7 |     terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Widget`
[INFO] [stdout]   --> src/debug.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tui::widgets::{Widget, Block, Borders};
[INFO] [stdout]    |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Constraint`, `Direction`, and `Layout`
[INFO] [stdout]   --> src/debug.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tui::layout::{Layout, Constraint, Direction};
[INFO] [stdout]    |                   ^^^^^^  ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `DT` and `ST` are never read
[INFO] [stdout]   --> src/cpu.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 9  | struct CPU {
[INFO] [stdout]    |        --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub DT: u8,                         // Delay Timer (Automatically decremented at a rate of 60Hz if set)
[INFO] [stdout]    |         ^^
[INFO] [stdout] 17 |     pub ST: u8,                         // Sound Timer (Automatically decremented at a rate of 60Hz if set) Buzzer will soudn if ST > 0
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `input`, `graphics`, and `sound` are never read
[INFO] [stdout]   --> src/bus.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct Bus {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9  |     pub input: Input,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 10 |
[INFO] [stdout] 11 |     pub graphics: Graphics,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 12 |
[INFO] [stdout] 13 |     pub sound: Sound,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/bus.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Bus {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn new() -> Bus {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `crossterm_terminal` is never used
[INFO] [stdout]   --> src/debug.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn crossterm_terminal() -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/graphics.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Graphics {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new() -> Graphics {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sdl_demo` is never used
[INFO] [stdout]   --> src/graphics.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn sdl_demo() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/input.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Input {
[INFO] [stdout]   | ---------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn new() -> Input {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/sound.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 5  | impl Sound {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub fn new() -> Sound {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Address` is never used
[INFO] [stdout]  --> src/instructions.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | type Address = u16;
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `HalfWord` is never used
[INFO] [stdout]  --> src/instructions.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | type HalfWord = u8;
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_first_byte` is never used
[INFO] [stdout]   --> src/instructions.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn get_first_byte(value: &u16) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `I` should have a snake case name
[INFO] [stdout]   --> src/cpu.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub I : u16,                        // Special register used to store addresses
[INFO] [stdout]    |         ^ help: convert the identifier to snake case (notice the capitalization): `i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `VF` should have a snake case name
[INFO] [stdout]   --> src/cpu.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub VF: u8,                        // Flag Register
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case (notice the capitalization): `vf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `PC` should have a snake case name
[INFO] [stdout]   --> src/cpu.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub PC: u16,                        // Program Counter
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `pc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `SP` should have a snake case name
[INFO] [stdout]   --> src/cpu.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub SP: usize,                         // Stack Pointer
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `sp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `DT` should have a snake case name
[INFO] [stdout]   --> src/cpu.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub DT: u8,                         // Delay Timer (Automatically decremented at a rate of 60Hz if set)
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `dt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `ST` should have a snake case name
[INFO] [stdout]   --> src/cpu.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub ST: u8,                         // Sound Timer (Automatically decremented at a rate of 60Hz if set) Buzzer will soudn if ST > 0
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `st`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/rcrt1.o" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crti.o" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtbeginS.o" "/tmp/rustc8zHSna/symbols.o" "<3 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/{libtest-*,libgetopts-*,libunicode_width-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/{libtui-36247c1706eb1b69.rlib,libeither-2d3916eb60995c61.rlib,libcassowary-320fe38210946833.rlib,libunicode_width-ff270229995c0ad3.rlib,libunicode_segmentation-a15d8b2804aa578b.rlib,libcrossterm-e4e8e60c5febfd04.rlib,libsignal_hook-e1804ff97bed3db3.rlib,libsignal_hook_registry-ab43837af8302362.rlib,libarc_swap-be3f82655bd39fbf.rlib,libmio-0661468ba06fb76f.rlib,liblog-0458da19e351a080.rlib,libslab-7c577fd9ceb1ab41.rlib,libiovec-55a2024208a3efc5.rlib,libnet2-c1e28e3cde0c25f7.rlib,libparking_lot-64e59f35ef7981e5.rlib,libparking_lot_core-fc28a3d6ee2f4067.rlib,libsmallvec-ff85ea5cc5b76fc1.rlib,liblock_api-6f337b257994d935.rlib,libscopeguard-73056285f12cb829.rlib,librand-c84c63b784e10a48.rlib,librand_chacha-63713669365c8ad9.rlib,libppv_lite86-ef53971f935c91f9.rlib,librand_core-29238f07e99ca3a9.rlib,libgetrandom-b001e111a35d1582.rlib,libcfg_if-2d17986ae484e939.rlib,libbyteorder-549def2b2525ef52.rlib,libsdl2-4c599de077381ef6.rlib,libsdl2_sys-731faeca25973aeb.rlib}.rlib" "-lSDL2" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/{libbitflags-561a4f1321538a32.rlib,liblazy_static-4b136fc9bfbd2c4b.rlib,liblibc-1bfb14144ff3dbe9.rlib}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*}.rlib" "-lunwind" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/{libcfg_if-*,liblibc-*}.rlib" "-lc" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/{librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/tmp/rustc8zHSna/raw-dylibs" "-Wl,-Bdynamic" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-nostartfiles" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib" "-o" "/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/chip8-f08728d38fb1c0c6" "-Wl,--gc-sections" "-static-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtendS.o" "<sysroot>/lib/rustlib/x86_64-unknown-linux-musl/lib/self-contained/crtn.o"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/libgetrandom-b001e111a35d1582.rlib(getrandom-b001e111a35d1582.getrandom.bde1965eeab57b0c-cgu.0.rcgu.o): in function `getrandom::util_libc::open_readonly':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/getrandom-0.1.14/src/util_libc.rs:112:(.text._ZN9getrandom9util_libc13open_readonly17hc40c764d571f9188E+0x79): undefined reference to `open64'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#rustc-link-lib)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chip8` (bin "chip8" test) due to 1 previous error; 21 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "499c1b6e26695c491012f5c08a33ae0dedc87275cdbe74ab4e4bac23b8da5963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "499c1b6e26695c491012f5c08a33ae0dedc87275cdbe74ab4e4bac23b8da5963", kill_on_drop: false }`
[INFO] [stdout] 499c1b6e26695c491012f5c08a33ae0dedc87275cdbe74ab4e4bac23b8da5963