[INFO] cloning repository https://github.com/mj-hd/gb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mj-hd/gb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmj-hd%2Fgb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmj-hd%2Fgb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6238bcb693d38924b90f4058df399314e5a56dd8
[INFO] testing mj-hd/gb 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%2Fmj-hd%2Fgb" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mj-hd/gb
[INFO] finished tweaking git repo https://github.com/mj-hd/gb
[INFO] tweaked toml for git repo https://github.com/mj-hd/gb written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mj-hd/gb 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/mj-hd/gb 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 95fa12ca20735a0e1017b85930b8f17e641596e2e9570c7fd5b8d5190d72c096
[INFO] running `Command { std: "docker" "start" "-a" "95fa12ca20735a0e1017b85930b8f17e641596e2e9570c7fd5b8d5190d72c096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95fa12ca20735a0e1017b85930b8f17e641596e2e9570c7fd5b8d5190d72c096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95fa12ca20735a0e1017b85930b8f17e641596e2e9570c7fd5b8d5190d72c096", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 56dd7e43c139edb358e95a89e37ccded9d801993040ece6830ace55f063db237
[INFO] running `Command { std: "docker" "start" "-a" "56dd7e43c139edb358e95a89e37ccded9d801993040ece6830ace55f063db237", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `mnemonic`
[INFO] [stdout]   --> src/cpu.rs:83:25
[INFO] [stdout]    |
[INFO] [stdout] 83 |             if let Some(mnemonic) = self.interrupt()? {
[INFO] [stdout]    |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mnemonic`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/ppu.rs:480:13
[INFO] [stdout]     |
[INFO] [stdout] 480 |             _ => {}
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/ppu.rs:480:13
[INFO] [stdout]     |
[INFO] [stdout] 428 |             Mode::Drawing => {
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 444 |             Mode::HBlank => {
[INFO] [stdout]     |             ------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 462 |             Mode::OamScan => {
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 473 |             Mode::VBlank => {
[INFO] [stdout]     |             ------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 480 |             _ => {}
[INFO] [stdout]     |             ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `half_carry_positive_16` is never used
[INFO] [stdout]    --> src/cpu.rs:330:8
[INFO] [stdout]     |
[INFO] [stdout]  38 | impl Cpu {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 330 |     fn half_carry_positive_16(&self, left: u16, right: u16) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HEIGHT` is never used
[INFO] [stdout]  --> src/ppu.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const HEIGHT: usize = 256;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/rom.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout]  9 | #[derive(FromPrimitive, Debug)]
[INFO] [stdout]    |          ^------------
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `FromPrimitive` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_MbcType`
[INFO] [stdout] 10 | pub enum MbcType {
[INFO] [stdout]    |          ------- `MbcType` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/rom.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(FromPrimitive, Debug)]
[INFO] [stdout]    |          ^------------
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `FromPrimitive` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_DestinationCode`
[INFO] [stdout] 34 | pub enum DestinationCode {
[INFO] [stdout]    |          --------------- `DestinationCode` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/timer.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(FromPrimitive, Debug, Copy, Clone)]
[INFO] [stdout]   |          ^------------
[INFO] [stdout]   |          |
[INFO] [stdout]   |          `FromPrimitive` is not local
[INFO] [stdout]   |          move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_Clock`
[INFO] [stdout] 6 | enum Clock {
[INFO] [stdout]   |      ----- `Clock` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.1.2, wgpu-core v0.6.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "56dd7e43c139edb358e95a89e37ccded9d801993040ece6830ace55f063db237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56dd7e43c139edb358e95a89e37ccded9d801993040ece6830ace55f063db237", kill_on_drop: false }`
[INFO] [stdout] 56dd7e43c139edb358e95a89e37ccded9d801993040ece6830ace55f063db237
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c9c23964083368d5f221b8795771e0795d9724463b5d8f782aae1b4195235bff
[INFO] running `Command { std: "docker" "start" "-a" "c9c23964083368d5f221b8795771e0795d9724463b5d8f782aae1b4195235bff", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `mnemonic`
[INFO] [stdout]   --> src/cpu.rs:83:25
[INFO] [stdout]    |
[INFO] [stdout] 83 |             if let Some(mnemonic) = self.interrupt()? {
[INFO] [stdout]    |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mnemonic`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/ppu.rs:480:13
[INFO] [stdout]     |
[INFO] [stdout] 480 |             _ => {}
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/ppu.rs:480:13
[INFO] [stdout]     |
[INFO] [stdout] 428 |             Mode::Drawing => {
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 444 |             Mode::HBlank => {
[INFO] [stdout]     |             ------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 462 |             Mode::OamScan => {
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 473 |             Mode::VBlank => {
[INFO] [stdout]     |             ------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 480 |             _ => {}
[INFO] [stdout]     |             ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `half_carry_positive_16` is never used
[INFO] [stdout]    --> src/cpu.rs:330:8
[INFO] [stdout]     |
[INFO] [stdout]  38 | impl Cpu {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 330 |     fn half_carry_positive_16(&self, left: u16, right: u16) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HEIGHT` is never used
[INFO] [stdout]  --> src/ppu.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const HEIGHT: usize = 256;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/rom.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout]  9 | #[derive(FromPrimitive, Debug)]
[INFO] [stdout]    |          ^------------
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `FromPrimitive` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_MbcType`
[INFO] [stdout] 10 | pub enum MbcType {
[INFO] [stdout]    |          ------- `MbcType` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/rom.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(FromPrimitive, Debug)]
[INFO] [stdout]    |          ^------------
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `FromPrimitive` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_DestinationCode`
[INFO] [stdout] 34 | pub enum DestinationCode {
[INFO] [stdout]    |          --------------- `DestinationCode` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling gb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/timer.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(FromPrimitive, Debug, Copy, Clone)]
[INFO] [stdout]   |          ^------------
[INFO] [stdout]   |          |
[INFO] [stdout]   |          `FromPrimitive` is not local
[INFO] [stdout]   |          move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_Clock`
[INFO] [stdout] 6 | enum Clock {
[INFO] [stdout]   |      ----- `Clock` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mnemonic`
[INFO] [stdout]   --> src/cpu.rs:83:25
[INFO] [stdout]    |
[INFO] [stdout] 83 |             if let Some(mnemonic) = self.interrupt()? {
[INFO] [stdout]    |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mnemonic`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/ppu.rs:480:13
[INFO] [stdout]     |
[INFO] [stdout] 480 |             _ => {}
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/ppu.rs:480:13
[INFO] [stdout]     |
[INFO] [stdout] 428 |             Mode::Drawing => {
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 444 |             Mode::HBlank => {
[INFO] [stdout]     |             ------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 462 |             Mode::OamScan => {
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 473 |             Mode::VBlank => {
[INFO] [stdout]     |             ------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 480 |             _ => {}
[INFO] [stdout]     |             ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `half_carry_positive_16` is never used
[INFO] [stdout]    --> src/cpu.rs:330:8
[INFO] [stdout]     |
[INFO] [stdout]  38 | impl Cpu {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 330 |     fn half_carry_positive_16(&self, left: u16, right: u16) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HEIGHT` is never used
[INFO] [stdout]  --> src/ppu.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const HEIGHT: usize = 256;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/rom.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout]  9 | #[derive(FromPrimitive, Debug)]
[INFO] [stdout]    |          ^------------
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `FromPrimitive` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_MbcType`
[INFO] [stdout] 10 | pub enum MbcType {
[INFO] [stdout]    |          ------- `MbcType` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/rom.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(FromPrimitive, Debug)]
[INFO] [stdout]    |          ^------------
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `FromPrimitive` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_DestinationCode`
[INFO] [stdout] 34 | pub enum DestinationCode {
[INFO] [stdout]    |          --------------- `DestinationCode` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/timer.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(FromPrimitive, Debug, Copy, Clone)]
[INFO] [stdout]   |          ^------------
[INFO] [stdout]   |          |
[INFO] [stdout]   |          `FromPrimitive` is not local
[INFO] [stdout]   |          move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_Clock`
[INFO] [stdout] 6 | enum Clock {
[INFO] [stdout]   |      ----- `Clock` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.51s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.1.2, wgpu-core v0.6.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "c9c23964083368d5f221b8795771e0795d9724463b5d8f782aae1b4195235bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9c23964083368d5f221b8795771e0795d9724463b5d8f782aae1b4195235bff", kill_on_drop: false }`
[INFO] [stdout] c9c23964083368d5f221b8795771e0795d9724463b5d8f782aae1b4195235bff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 85da0acc322960f893745a4ec4d92a0b6a83308b3bbd37ba41af248f01f661f4
[INFO] running `Command { std: "docker" "start" "-a" "85da0acc322960f893745a4ec4d92a0b6a83308b3bbd37ba41af248f01f661f4", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `mnemonic`
[INFO] [stderr]   --> src/cpu.rs:83:25
[INFO] [stderr]    |
[INFO] [stderr] 83 |             if let Some(mnemonic) = self.interrupt()? {
[INFO] [stderr]    |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mnemonic`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/ppu.rs:480:13
[INFO] [stderr]     |
[INFO] [stderr] 480 |             _ => {}
[INFO] [stderr]     |             ^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]    --> src/ppu.rs:480:13
[INFO] [stderr]     |
[INFO] [stderr] 428 |             Mode::Drawing => {
[INFO] [stderr]     |             ------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 444 |             Mode::HBlank => {
[INFO] [stderr]     |             ------------ matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 462 |             Mode::OamScan => {
[INFO] [stderr]     |             ------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 473 |             Mode::VBlank => {
[INFO] [stderr]     |             ------------ matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 480 |             _ => {}
[INFO] [stderr]     |             ^ collectively making this unreachable
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `half_carry_positive_16` is never used
[INFO] [stderr]    --> src/cpu.rs:330:8
[INFO] [stderr]     |
[INFO] [stderr]  38 | impl Cpu {
[INFO] [stderr]     | -------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 330 |     fn half_carry_positive_16(&self, left: u16, right: u16) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `HEIGHT` is never used
[INFO] [stderr]  --> src/ppu.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 | const HEIGHT: usize = 256;
[INFO] [stderr]   |       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]   --> src/rom.rs:9:10
[INFO] [stderr]    |
[INFO] [stderr]  9 | #[derive(FromPrimitive, Debug)]
[INFO] [stderr]    |          ^------------
[INFO] [stderr]    |          |
[INFO] [stderr]    |          `FromPrimitive` is not local
[INFO] [stderr]    |          move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_MbcType`
[INFO] [stderr] 10 | pub enum MbcType {
[INFO] [stderr]    |          ------- `MbcType` is not local
[INFO] [stderr]    |
[INFO] [stderr]    = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]    = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stderr]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stderr]    = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]   --> src/rom.rs:33:10
[INFO] [stderr]    |
[INFO] [stderr] 33 | #[derive(FromPrimitive, Debug)]
[INFO] [stderr]    |          ^------------
[INFO] [stderr]    |          |
[INFO] [stderr]    |          `FromPrimitive` is not local
[INFO] [stderr]    |          move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_DestinationCode`
[INFO] [stderr] 34 | pub enum DestinationCode {
[INFO] [stderr]    |          --------------- `DestinationCode` is not local
[INFO] [stderr]    |
[INFO] [stderr]    = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]    = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stderr]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]    = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]  --> src/timer.rs:5:10
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[derive(FromPrimitive, Debug, Copy, Clone)]
[INFO] [stderr]   |          ^------------
[INFO] [stderr]   |          |
[INFO] [stderr]   |          `FromPrimitive` is not local
[INFO] [stderr]   |          move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_Clock`
[INFO] [stderr] 6 | enum Clock {
[INFO] [stderr]   |      ----- `Clock` is not local
[INFO] [stderr]   |
[INFO] [stderr]   = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]   = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stderr]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]   = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `gb` (lib) generated 7 warnings (run `cargo fix --lib -p gb` to apply 1 suggestion)
[INFO] [stderr] warning: `gb` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.1.2, wgpu-core v0.6.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gb-23c6cb01e811ca4c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/gb-8e1b4812f47b0fb5)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gb
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "85da0acc322960f893745a4ec4d92a0b6a83308b3bbd37ba41af248f01f661f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85da0acc322960f893745a4ec4d92a0b6a83308b3bbd37ba41af248f01f661f4", kill_on_drop: false }`
[INFO] [stdout] 85da0acc322960f893745a4ec4d92a0b6a83308b3bbd37ba41af248f01f661f4
