[INFO] cloning repository https://github.com/gracetveit/gb_emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gracetveit/gb_emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgracetveit%2Fgb_emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgracetveit%2Fgb_emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f33b69d9e8b54d70afacddd26a3135532f43ce2f
[INFO] testing gracetveit/gb_emulator against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgracetveit%2Fgb_emulator" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gracetveit/gb_emulator
[INFO] finished tweaking git repo https://github.com/gracetveit/gb_emulator
[INFO] tweaked toml for git repo https://github.com/gracetveit/gb_emulator written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gracetveit/gb_emulator on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gracetveit/gb_emulator 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84b16f4eb55e89d4df3e3a8de4e562b70bfcf14a95ee78b4fbeead4780454899
[INFO] running `Command { std: "docker" "start" "-a" "84b16f4eb55e89d4df3e3a8de4e562b70bfcf14a95ee78b4fbeead4780454899", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84b16f4eb55e89d4df3e3a8de4e562b70bfcf14a95ee78b4fbeead4780454899", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84b16f4eb55e89d4df3e3a8de4e562b70bfcf14a95ee78b4fbeead4780454899", kill_on_drop: false }`
[INFO] [stdout] 84b16f4eb55e89d4df3e3a8de4e562b70bfcf14a95ee78b4fbeead4780454899
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1580f559ae9b202078ca73a836d5586c2de801c61bdbfe0602e7bf89db0f070
[INFO] running `Command { std: "docker" "start" "-a" "c1580f559ae9b202078ca73a836d5586c2de801c61bdbfe0602e7bf89db0f070", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
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[INFO] [stderr]    Compiling downcast-rs v1.2.0
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[INFO] [stderr]    Compiling tiny-skia v0.7.0
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[INFO] [stderr]    Compiling wayland-commons v0.29.5
[INFO] [stderr]    Compiling calloop v0.10.2
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[INFO] [stderr]    Compiling wgpu-hal v0.13.2
[INFO] [stderr]    Compiling wgpu v0.13.1
[INFO] [stderr]    Compiling pixels v0.10.0
[INFO] [stderr]    Compiling sctk-adwaita v0.4.3
[INFO] [stderr]    Compiling winit v0.27.5
[INFO] [stderr]    Compiling winit_input_helper v0.13.0
[INFO] [stderr]    Compiling gb_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `gpu::gpu::GPU`
[INFO] [stdout]  --> src/cpu/memory_bus.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     gpu::gpu::GPU,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `SyncSender`, and `channel`
[INFO] [stdout]  --> src/gpu/gpu.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::mpsc::{channel, Receiver, Sender, SyncSender};
[INFO] [stdout]   |                       ^^^^^^^  ^^^^^^^^          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cpu::memory_bus::MemoryBus`
[INFO] [stdout]  --> src/gpu/gpu.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     cpu::memory_bus::MemoryBus,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::tile::Color`
[INFO] [stdout]   --> src/gpu/lcd.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use super::tile::Color;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gpu::tile::Color`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use gpu::tile::Color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tile_addr`
[INFO] [stdout]    --> src/gpu/pixel_fifo.rs:336:18
[INFO] [stdout]     |
[INFO] [stdout] 336 |             Some(tile_addr) => match self.data_0 {
[INFO] [stdout]     |                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tile_addr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data_0`
[INFO] [stdout]    --> src/gpu/pixel_fifo.rs:340:22
[INFO] [stdout]     |
[INFO] [stdout] 340 |                 Some(data_0) => match self.data_1 {
[INFO] [stdout]     |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data_1`
[INFO] [stdout]    --> src/gpu/pixel_fifo.rs:344:26
[INFO] [stdout]     |
[INFO] [stdout] 344 |                     Some(data_1) => {
[INFO] [stdout]     |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `processing_unit_step` is never used
[INFO] [stdout]    --> src/main.rs:202:4
[INFO] [stdout]     |
[INFO] [stdout] 202 | fn processing_unit_step(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ProcessingUnit` is never used
[INFO] [stdout]    --> src/main.rs:224:6
[INFO] [stdout]     |
[INFO] [stdout] 224 | enum ProcessingUnit {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `clear_sprites` and `first_tile_addr` are never used
[INFO] [stdout]    --> src/gpu/gpu.rs:225:8
[INFO] [stdout]     |
[INFO] [stdout]  29 | impl GPU {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 225 |     fn clear_sprites(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 264 |     fn first_tile_addr(&self, tile_map_addr: u16) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `bg_window_tile_data_area` and `obj_size` are never read
[INFO] [stdout]    --> src/gpu/gpu.rs:427:5
[INFO] [stdout]     |
[INFO] [stdout] 421 | struct LCDControlFlags {
[INFO] [stdout]     |        --------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 427 |     bg_window_tile_data_area: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 430 |     obj_size: bool,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `sprite_check`, `sprite_overlay`, `get_current_bg_addr`, `get_current_window_addr`, and `get_current_sprite_addr` are never used
[INFO] [stdout]    --> src/gpu/pixel_fifo.rs:120:8
[INFO] [stdout]     |
[INFO] [stdout]  29 | impl PixelFIFO {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 120 |     fn sprite_check(&mut self) -> Option<Sprite> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |     fn sprite_overlay(&mut self, sprite_pixels: [PixelData; 8]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 265 |     fn get_current_bg_addr(&self) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 273 |     fn get_current_window_addr(&self) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 287 |     fn get_current_sprite_addr(&mut self, sprite: Sprite) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bus` is never read
[INFO] [stdout]    --> src/gpu/pixel_fifo.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 293 | struct Fetcher {
[INFO] [stdout]     |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 299 |     bus: Bus,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FetchMode` is never used
[INFO] [stdout]    --> src/gpu/pixel_fifo.rs:383:6
[INFO] [stdout]     |
[INFO] [stdout] 383 | enum FetchMode {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "c1580f559ae9b202078ca73a836d5586c2de801c61bdbfe0602e7bf89db0f070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1580f559ae9b202078ca73a836d5586c2de801c61bdbfe0602e7bf89db0f070", kill_on_drop: false }`
[INFO] [stdout] c1580f559ae9b202078ca73a836d5586c2de801c61bdbfe0602e7bf89db0f070
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 123b9a980d0ff6df7733dd332aacf356874c387cbccc425188790761f14df768
[INFO] running `Command { std: "docker" "start" "-a" "123b9a980d0ff6df7733dd332aacf356874c387cbccc425188790761f14df768", kill_on_drop: false }`
[INFO] [stderr]    Compiling gb_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `gpu::gpu::GPU`
[INFO] [stdout]  --> src/cpu/memory_bus.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     gpu::gpu::GPU,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `SyncSender`, and `channel`
[INFO] [stdout]  --> src/gpu/gpu.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::mpsc::{channel, Receiver, Sender, SyncSender};
[INFO] [stdout]   |                       ^^^^^^^  ^^^^^^^^          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cpu::memory_bus::MemoryBus`
[INFO] [stdout]  --> src/gpu/gpu.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     cpu::memory_bus::MemoryBus,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::tile::Color`
[INFO] [stdout]   --> src/gpu/lcd.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use super::tile::Color;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gpu::tile::Color`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use gpu::tile::Color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tile_addr`
[INFO] [stdout]    --> src/gpu/pixel_fifo.rs:336:18
[INFO] [stdout]     |
[INFO] [stdout] 336 |             Some(tile_addr) => match self.data_0 {
[INFO] [stdout]     |                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tile_addr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data_0`
[INFO] [stdout]    --> src/gpu/pixel_fifo.rs:340:22
[INFO] [stdout]     |
[INFO] [stdout] 340 |                 Some(data_0) => match self.data_1 {
[INFO] [stdout]     |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data_1`
[INFO] [stdout]    --> src/gpu/pixel_fifo.rs:344:26
[INFO] [stdout]     |
[INFO] [stdout] 344 |                     Some(data_1) => {
[INFO] [stdout]     |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `processing_unit_step` is never used
[INFO] [stdout]    --> src/main.rs:202:4
[INFO] [stdout]     |
[INFO] [stdout] 202 | fn processing_unit_step(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ProcessingUnit` is never used
[INFO] [stdout]    --> src/main.rs:224:6
[INFO] [stdout]     |
[INFO] [stdout] 224 | enum ProcessingUnit {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `clear_sprites` and `first_tile_addr` are never used
[INFO] [stdout]    --> src/gpu/gpu.rs:225:8
[INFO] [stdout]     |
[INFO] [stdout]  29 | impl GPU {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 225 |     fn clear_sprites(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 264 |     fn first_tile_addr(&self, tile_map_addr: u16) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `bg_window_tile_data_area` and `obj_size` are never read
[INFO] [stdout]    --> src/gpu/gpu.rs:427:5
[INFO] [stdout]     |
[INFO] [stdout] 421 | struct LCDControlFlags {
[INFO] [stdout]     |        --------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 427 |     bg_window_tile_data_area: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 430 |     obj_size: bool,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `sprite_check` and `sprite_overlay` are never used
[INFO] [stdout]    --> src/gpu/pixel_fifo.rs:120:8
[INFO] [stdout]     |
[INFO] [stdout]  29 | impl PixelFIFO {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 120 |     fn sprite_check(&mut self) -> Option<Sprite> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |     fn sprite_overlay(&mut self, sprite_pixels: [PixelData; 8]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bus` is never read
[INFO] [stdout]    --> src/gpu/pixel_fifo.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 293 | struct Fetcher {
[INFO] [stdout]     |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 299 |     bus: Bus,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FetchMode` is never used
[INFO] [stdout]    --> src/gpu/pixel_fifo.rs:383:6
[INFO] [stdout]     |
[INFO] [stdout] 383 | enum FetchMode {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "123b9a980d0ff6df7733dd332aacf356874c387cbccc425188790761f14df768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "123b9a980d0ff6df7733dd332aacf356874c387cbccc425188790761f14df768", kill_on_drop: false }`
[INFO] [stdout] 123b9a980d0ff6df7733dd332aacf356874c387cbccc425188790761f14df768
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c555fae3bae64def31e75d18db25608641b89e04a883cd6f0919a4e9f88e867b
[INFO] running `Command { std: "docker" "start" "-a" "c555fae3bae64def31e75d18db25608641b89e04a883cd6f0919a4e9f88e867b", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `gpu::gpu::GPU`
[INFO] [stderr]  --> src/cpu/memory_bus.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     gpu::gpu::GPU,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Receiver`, `SyncSender`, and `channel`
[INFO] [stderr]  --> src/gpu/gpu.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::sync::mpsc::{channel, Receiver, Sender, SyncSender};
[INFO] [stderr]   |                       ^^^^^^^  ^^^^^^^^          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cpu::memory_bus::MemoryBus`
[INFO] [stderr]  --> src/gpu/gpu.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     cpu::memory_bus::MemoryBus,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::tile::Color`
[INFO] [stderr]   --> src/gpu/lcd.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use super::tile::Color;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gpu::tile::Color`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use gpu::tile::Color;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tile_addr`
[INFO] [stderr]    --> src/gpu/pixel_fifo.rs:336:18
[INFO] [stderr]     |
[INFO] [stderr] 336 |             Some(tile_addr) => match self.data_0 {
[INFO] [stderr]     |                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tile_addr`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data_0`
[INFO] [stderr]    --> src/gpu/pixel_fifo.rs:340:22
[INFO] [stderr]     |
[INFO] [stderr] 340 |                 Some(data_0) => match self.data_1 {
[INFO] [stderr]     |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_0`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data_1`
[INFO] [stderr]    --> src/gpu/pixel_fifo.rs:344:26
[INFO] [stderr]     |
[INFO] [stderr] 344 |                     Some(data_1) => {
[INFO] [stderr]     |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_1`
[INFO] [stderr] 
[INFO] [stderr] warning: function `processing_unit_step` is never used
[INFO] [stderr]    --> src/main.rs:202:4
[INFO] [stderr]     |
[INFO] [stderr] 202 | fn processing_unit_step(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ProcessingUnit` is never used
[INFO] [stderr]    --> src/main.rs:224:6
[INFO] [stderr]     |
[INFO] [stderr] 224 | enum ProcessingUnit {
[INFO] [stderr]     |      ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `clear_sprites` and `first_tile_addr` are never used
[INFO] [stderr]    --> src/gpu/gpu.rs:225:8
[INFO] [stderr]     |
[INFO] [stderr]  29 | impl GPU {
[INFO] [stderr]     | -------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 225 |     fn clear_sprites(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 264 |     fn first_tile_addr(&self, tile_map_addr: u16) -> u16 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `bg_window_tile_data_area` and `obj_size` are never read
[INFO] [stderr]    --> src/gpu/gpu.rs:427:5
[INFO] [stderr]     |
[INFO] [stderr] 421 | struct LCDControlFlags {
[INFO] [stderr]     |        --------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 427 |     bg_window_tile_data_area: u16,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 430 |     obj_size: bool,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `sprite_check` and `sprite_overlay` are never used
[INFO] [stderr]    --> src/gpu/pixel_fifo.rs:120:8
[INFO] [stderr]     |
[INFO] [stderr]  29 | impl PixelFIFO {
[INFO] [stderr]     | -------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 120 |     fn sprite_check(&mut self) -> Option<Sprite> {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 149 |     fn sprite_overlay(&mut self, sprite_pixels: [PixelData; 8]) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `bus` is never read
[INFO] [stderr]    --> src/gpu/pixel_fifo.rs:299:5
[INFO] [stderr]     |
[INFO] [stderr] 293 | struct Fetcher {
[INFO] [stderr]     |        ------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 299 |     bus: Bus,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `FetchMode` is never used
[INFO] [stderr]    --> src/gpu/pixel_fifo.rs:383:6
[INFO] [stderr]     |
[INFO] [stderr] 383 | enum FetchMode {
[INFO] [stderr]     |      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `gb_emulator` (bin "gb_emulator" test) generated 15 warnings (run `cargo fix --bin "gb_emulator" -p gb_emulator --tests` to apply 8 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/gb_emulator-42bc68dc1dad9518)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test cpu::cpu::half_carry_add_test ... ok
[INFO] [stdout] test cpu::cpu::half_carry_sub_test ... ok
[INFO] [stdout] test cpu::cpu::test_adc ... ok
[INFO] [stdout] test cpu::cpu::test_add ... ok
[INFO] [stdout] test cpu::cpu::test_and ... ok
[INFO] [stdout] test cpu::cpu::test_cpl ... ok
[INFO] [stdout] test cpu::cpu::test_dec ... ok
[INFO] [stdout] test cpu::cpu::test_res ... ok
[INFO] [stdout] test cpu::cpu::test_ccf ... ok
[INFO] [stdout] test cpu::cpu::test_or ... ok
[INFO] [stdout] test cpu::cpu::test_bit ... ok
[INFO] [stdout] test cpu::cpu::test_rl ... ok
[INFO] [stdout] test cpu::cpu::test_rla ... ok
[INFO] [stdout] test cpu::cpu::test_rlc ... ok
[INFO] [stdout] test cpu::cpu::test_rlca ... ok
[INFO] [stdout] test cpu::cpu::test_rra ... ok
[INFO] [stdout] test cpu::cpu::test_rrc ... ok
[INFO] [stdout] test cpu::cpu::test_sbc ... ok
[INFO] [stdout] test cpu::cpu::test_scf ... ok
[INFO] [stdout] test cpu::cpu::test_set ... ok
[INFO] [stdout] test cpu::cpu::test_sign ... ok
[INFO] [stdout] test cpu::cpu::test_sra ... ok
[INFO] [stdout] test cpu::cpu::test_srl ... ok
[INFO] [stdout] test cpu::cpu::test_sub ... ok
[INFO] [stdout] test cpu::cpu::test_swap ... ok
[INFO] [stdout] test cpu::registers_test::set_get_af ... ok
[INFO] [stdout] test cpu::cpu::test_xor ... ok
[INFO] [stdout] test cpu::registers_test::set_get_de ... ok
[INFO] [stdout] test cpu::registers_test::set_get_bc ... ok
[INFO] [stdout] test gpu::pixel_fifo::test_get_srpite_addr ... ok
[INFO] [stdout] test cpu::registers_test::set_get_hl ... ok
[INFO] [stdout] test gpu::sprite::test_sprite_from_bytes ... ok
[INFO] [stdout] test gpu::pixel_fifo::test_get_window_addr ... ok
[INFO] [stdout] test gpu::tile::test_parse ... ok
[INFO] [stdout] test cpu::cpu::test_inc ... ok
[INFO] [stdout] test cpu::cpu::test_rr ... ok
[INFO] [stdout] test cpu::cpu::test_sla ... ok
[INFO] [stdout] test gpu::pixel_fifo::test_get_bg_addr ... ok
[INFO] [stdout] test cpu::cpu::test_rrca ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c555fae3bae64def31e75d18db25608641b89e04a883cd6f0919a4e9f88e867b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c555fae3bae64def31e75d18db25608641b89e04a883cd6f0919a4e9f88e867b", kill_on_drop: false }`
[INFO] [stdout] c555fae3bae64def31e75d18db25608641b89e04a883cd6f0919a4e9f88e867b
