[INFO] cloning repository https://github.com/eijikong21/gbc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eijikong21/gbc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feijikong21%2Fgbc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feijikong21%2Fgbc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 788ebc0625ef5aae6bdb53889de69236aeaf32e9
[INFO] testing eijikong21/gbc against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feijikong21%2Fgbc" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/eijikong21/gbc
[INFO] finished tweaking git repo https://github.com/eijikong21/gbc
[INFO] tweaked toml for git repo https://github.com/eijikong21/gbc written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eijikong21/gbc on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/eijikong21/gbc 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d252b719227878c9cfcb4c567fc308c7ce7efcb31df68796a4584f1cd4164bd
[INFO] running `Command { std: "docker" "start" "-a" "1d252b719227878c9cfcb4c567fc308c7ce7efcb31df68796a4584f1cd4164bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d252b719227878c9cfcb4c567fc308c7ce7efcb31df68796a4584f1cd4164bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d252b719227878c9cfcb4c567fc308c7ce7efcb31df68796a4584f1cd4164bd", kill_on_drop: false }`
[INFO] [stdout] 1d252b719227878c9cfcb4c567fc308c7ce7efcb31df68796a4584f1cd4164bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ea9414369f6b59d6110d708c2cd53743ba42fcdbc3abf9ecda61bacd84f0b52
[INFO] running `Command { std: "docker" "start" "-a" "8ea9414369f6b59d6110d708c2cd53743ba42fcdbc3abf9ecda61bacd84f0b52", kill_on_drop: false }`
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[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/cpu.rs:292:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |     0x10..=0x17 => {
[INFO] [stdout]     |     ----------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 292 |         0x10..=0x17 => {
[INFO] [stdout]     |         ^^^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/cpu.rs:312:9
[INFO] [stdout]     |
[INFO] [stdout] 312 |         _ => {
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/cpu.rs:312:9
[INFO] [stdout]     |
[INFO] [stdout] 200 | 0x28 => { self.registers.b = self.sra_8bit(self.registers.b); }
[INFO] [stdout]     | ---- matches some of the same values
[INFO] [stdout] 201 | 0x29 => { self.registers.c = self.sra_8bit(self.registers.c); }
[INFO] [stdout]     | ---- matches some of the same values
[INFO] [stdout] 202 | 0x2A => { self.registers.d = self.sra_8bit(self.registers.d); }
[INFO] [stdout]     | ---- matches some of the same values
[INFO] [stdout] 203 | 0x2B => { self.registers.e = self.sra_8bit(self.registers.e); }
[INFO] [stdout]     | ---- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 312 |         _ => {
[INFO] [stdout]     |         ^ ...and 21 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/cpu.rs:727:1
[INFO] [stdout]     |
[INFO] [stdout] 641 |         0xF8 => {
[INFO] [stdout]     |         ---- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 727 | 0xF8 => {
[INFO] [stdout]     | ^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/cpu.rs:850:1
[INFO] [stdout]     |
[INFO] [stdout] 586 |         0xCE => {
[INFO] [stdout]     |         ---- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 850 | 0xCE => {
[INFO] [stdout]     | ^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/cpu.rs:1159:5
[INFO] [stdout]      |
[INFO] [stdout]  821 | 0xE2 => {
[INFO] [stdout]      | ---- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 1159 |     0xE2 => {
[INFO] [stdout]      |     ^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/cpu.rs:1166:5
[INFO] [stdout]      |
[INFO] [stdout]  828 | 0xF2 => {
[INFO] [stdout]      | ---- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 1166 |     0xF2 => {
[INFO] [stdout]      |     ^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/cpu.rs:1211:5
[INFO] [stdout]      |
[INFO] [stdout]  721 | 0xF3 => {
[INFO] [stdout]      | ---- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 1211 |     0xF3 => {
[INFO] [stdout]      |     ^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/cpu.rs:1238:5
[INFO] [stdout]      |
[INFO] [stdout] 1047 | 0xA8..=0xAF => {
[INFO] [stdout]      | ----------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 1238 |     0xAF => {
[INFO] [stdout]      |     ^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/cpu.rs:1421:5
[INFO] [stdout]      |
[INFO] [stdout] 1248 |     0x20 => {
[INFO] [stdout]      |     ---- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 1421 |     0x20 => {
[INFO] [stdout]      |     ^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mmu.rs:481:13
[INFO] [stdout]     |
[INFO] [stdout] 481 |         let mut res = 0xC0 | (self.joyp_sel & 0x30);
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rom_data`
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let rom_data = std::fs::read(&rom_path).expect("Failed to read ROM file");
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rom_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `sbc_a` is never used
[INFO] [stdout]    --> src/cpu.rs:323:8
[INFO] [stdout]     |
[INFO] [stdout]  20 | impl CPU {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 323 |     fn sbc_a(&mut self, value: u8) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `key1` is never read
[INFO] [stdout]   --> src/mmu.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct MMU {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub key1: u8,  // Speed Switch (0xFF4D)
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `has_save_data` and `save_ram` are never used
[INFO] [stdout]    --> src/mmu.rs:500:12
[INFO] [stdout]     |
[INFO] [stdout]  75 | impl MMU {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 500 |     pub fn has_save_data(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 514 |     pub fn save_ram(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 57s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ashpd v0.8.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "8ea9414369f6b59d6110d708c2cd53743ba42fcdbc3abf9ecda61bacd84f0b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ea9414369f6b59d6110d708c2cd53743ba42fcdbc3abf9ecda61bacd84f0b52", kill_on_drop: false }`
[INFO] [stdout] 8ea9414369f6b59d6110d708c2cd53743ba42fcdbc3abf9ecda61bacd84f0b52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63bdf51b8e3297bef54abef27cce6253b50d94caf789086ddc3173d54295b704
[INFO] running `Command { std: "docker" "start" "-a" "63bdf51b8e3297bef54abef27cce6253b50d94caf789086ddc3173d54295b704", kill_on_drop: false }`
[INFO] [stderr]    Compiling gbc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/cpu.rs:292:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |     0x10..=0x17 => {
[INFO] [stdout]     |     ----------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 292 |         0x10..=0x17 => {
[INFO] [stdout]     |         ^^^^^^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/cpu.rs:312:9
[INFO] [stdout]     |
[INFO] [stdout] 312 |         _ => {
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/cpu.rs:312:9
[INFO] [stdout]     |
[INFO] [stdout] 200 | 0x28 => { self.registers.b = self.sra_8bit(self.registers.b); }
[INFO] [stdout]     | ---- matches some of the same values
[INFO] [stdout] 201 | 0x29 => { self.registers.c = self.sra_8bit(self.registers.c); }
[INFO] [stdout]     | ---- matches some of the same values
[INFO] [stdout] 202 | 0x2A => { self.registers.d = self.sra_8bit(self.registers.d); }
[INFO] [stdout]     | ---- matches some of the same values
[INFO] [stdout] 203 | 0x2B => { self.registers.e = self.sra_8bit(self.registers.e); }
[INFO] [stdout]     | ---- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 312 |         _ => {
[INFO] [stdout]     |         ^ ...and 21 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/cpu.rs:727:1
[INFO] [stdout]     |
[INFO] [stdout] 641 |         0xF8 => {
[INFO] [stdout]     |         ---- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 727 | 0xF8 => {
[INFO] [stdout]     | ^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/cpu.rs:850:1
[INFO] [stdout]     |
[INFO] [stdout] 586 |         0xCE => {
[INFO] [stdout]     |         ---- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 850 | 0xCE => {
[INFO] [stdout]     | ^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/cpu.rs:1159:5
[INFO] [stdout]      |
[INFO] [stdout]  821 | 0xE2 => {
[INFO] [stdout]      | ---- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 1159 |     0xE2 => {
[INFO] [stdout]      |     ^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/cpu.rs:1166:5
[INFO] [stdout]      |
[INFO] [stdout]  828 | 0xF2 => {
[INFO] [stdout]      | ---- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 1166 |     0xF2 => {
[INFO] [stdout]      |     ^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/cpu.rs:1211:5
[INFO] [stdout]      |
[INFO] [stdout]  721 | 0xF3 => {
[INFO] [stdout]      | ---- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 1211 |     0xF3 => {
[INFO] [stdout]      |     ^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/cpu.rs:1238:5
[INFO] [stdout]      |
[INFO] [stdout] 1047 | 0xA8..=0xAF => {
[INFO] [stdout]      | ----------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 1238 |     0xAF => {
[INFO] [stdout]      |     ^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/cpu.rs:1421:5
[INFO] [stdout]      |
[INFO] [stdout] 1248 |     0x20 => {
[INFO] [stdout]      |     ---- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 1421 |     0x20 => {
[INFO] [stdout]      |     ^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mmu.rs:481:13
[INFO] [stdout]     |
[INFO] [stdout] 481 |         let mut res = 0xC0 | (self.joyp_sel & 0x30);
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rom_data`
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let rom_data = std::fs::read(&rom_path).expect("Failed to read ROM file");
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rom_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `sbc_a` is never used
[INFO] [stdout]    --> src/cpu.rs:323:8
[INFO] [stdout]     |
[INFO] [stdout]  20 | impl CPU {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 323 |     fn sbc_a(&mut self, value: u8) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `key1` is never read
[INFO] [stdout]   --> src/mmu.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct MMU {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub key1: u8,  // Speed Switch (0xFF4D)
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `has_save_data` and `save_ram` are never used
[INFO] [stdout]    --> src/mmu.rs:500:12
[INFO] [stdout]     |
[INFO] [stdout]  75 | impl MMU {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 500 |     pub fn has_save_data(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 514 |     pub fn save_ram(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.38s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ashpd v0.8.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "63bdf51b8e3297bef54abef27cce6253b50d94caf789086ddc3173d54295b704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63bdf51b8e3297bef54abef27cce6253b50d94caf789086ddc3173d54295b704", kill_on_drop: false }`
[INFO] [stdout] 63bdf51b8e3297bef54abef27cce6253b50d94caf789086ddc3173d54295b704
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa167e5029b34cd29496cd6275ea51779b3186800b653833e12ca595346b214e
[INFO] running `Command { std: "docker" "start" "-a" "aa167e5029b34cd29496cd6275ea51779b3186800b653833e12ca595346b214e", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/cpu.rs:292:9
[INFO] [stderr]     |
[INFO] [stderr] 244 |     0x10..=0x17 => {
[INFO] [stderr]     |     ----------- matches all the relevant values
[INFO] [stderr] ...
[INFO] [stderr] 292 |         0x10..=0x17 => {
[INFO] [stderr]     |         ^^^^^^^^^^^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/cpu.rs:312:9
[INFO] [stderr]     |
[INFO] [stderr] 312 |         _ => {
[INFO] [stderr]     |         ^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]    --> src/cpu.rs:312:9
[INFO] [stderr]     |
[INFO] [stderr] 200 | 0x28 => { self.registers.b = self.sra_8bit(self.registers.b); }
[INFO] [stderr]     | ---- matches some of the same values
[INFO] [stderr] 201 | 0x29 => { self.registers.c = self.sra_8bit(self.registers.c); }
[INFO] [stderr]     | ---- matches some of the same values
[INFO] [stderr] 202 | 0x2A => { self.registers.d = self.sra_8bit(self.registers.d); }
[INFO] [stderr]     | ---- matches some of the same values
[INFO] [stderr] 203 | 0x2B => { self.registers.e = self.sra_8bit(self.registers.e); }
[INFO] [stderr]     | ---- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 312 |         _ => {
[INFO] [stderr]     |         ^ ...and 21 other patterns collectively make this unreachable
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/cpu.rs:727:1
[INFO] [stderr]     |
[INFO] [stderr] 641 |         0xF8 => {
[INFO] [stderr]     |         ---- matches all the relevant values
[INFO] [stderr] ...
[INFO] [stderr] 727 | 0xF8 => {
[INFO] [stderr]     | ^^^^ no value can reach this
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/cpu.rs:850:1
[INFO] [stderr]     |
[INFO] [stderr] 586 |         0xCE => {
[INFO] [stderr]     |         ---- matches all the relevant values
[INFO] [stderr] ...
[INFO] [stderr] 850 | 0xCE => {
[INFO] [stderr]     | ^^^^ no value can reach this
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/cpu.rs:1159:5
[INFO] [stderr]      |
[INFO] [stderr]  821 | 0xE2 => {
[INFO] [stderr]      | ---- matches all the relevant values
[INFO] [stderr] ...
[INFO] [stderr] 1159 |     0xE2 => {
[INFO] [stderr]      |     ^^^^ no value can reach this
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/cpu.rs:1166:5
[INFO] [stderr]      |
[INFO] [stderr]  828 | 0xF2 => {
[INFO] [stderr]      | ---- matches all the relevant values
[INFO] [stderr] ...
[INFO] [stderr] 1166 |     0xF2 => {
[INFO] [stderr]      |     ^^^^ no value can reach this
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/cpu.rs:1211:5
[INFO] [stderr]      |
[INFO] [stderr]  721 | 0xF3 => {
[INFO] [stderr]      | ---- matches all the relevant values
[INFO] [stderr] ...
[INFO] [stderr] 1211 |     0xF3 => {
[INFO] [stderr]      |     ^^^^ no value can reach this
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/cpu.rs:1238:5
[INFO] [stderr]      |
[INFO] [stderr] 1047 | 0xA8..=0xAF => {
[INFO] [stderr]      | ----------- matches all the relevant values
[INFO] [stderr] ...
[INFO] [stderr] 1238 |     0xAF => {
[INFO] [stderr]      |     ^^^^ no value can reach this
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]     --> src/cpu.rs:1421:5
[INFO] [stderr]      |
[INFO] [stderr] 1248 |     0x20 => {
[INFO] [stderr]      |     ---- matches all the relevant values
[INFO] [stderr] ...
[INFO] [stderr] 1421 |     0x20 => {
[INFO] [stderr]      |     ^^^^ no value can reach this
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/mmu.rs:481:13
[INFO] [stderr]     |
[INFO] [stderr] 481 |         let mut res = 0xC0 | (self.joyp_sel & 0x30);
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rom_data`
[INFO] [stderr]   --> src/main.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let rom_data = std::fs::read(&rom_path).expect("Failed to read ROM file");
[INFO] [stderr]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rom_data`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `sbc_a` is never used
[INFO] [stderr]    --> src/cpu.rs:323:8
[INFO] [stderr]     |
[INFO] [stderr]  20 | impl CPU {
[INFO] [stderr]     | -------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 323 |     fn sbc_a(&mut self, value: u8) {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `key1` is never read
[INFO] [stderr]   --> src/mmu.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct MMU {
[INFO] [stderr]    |            --- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 52 |     pub key1: u8,  // Speed Switch (0xFF4D)
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `has_save_data` and `save_ram` are never used
[INFO] [stderr]    --> src/mmu.rs:500:12
[INFO] [stderr]     |
[INFO] [stderr]  75 | impl MMU {
[INFO] [stderr]     | -------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 500 |     pub fn has_save_data(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 514 |     pub fn save_ram(&mut self) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `gbc` (bin "gbc" test) generated 14 warnings (run `cargo fix --bin "gbc" -p gbc --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ashpd v0.8.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test mmu::tests::test_wram_banking ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/gbc-7515ee4d6f3084c0)
[INFO] [stdout] test mmu::tests::test_wram_bank_zero_correction ... ok
[INFO] [stdout] test mmu::tests::test_palette_auto_increment ... ok
[INFO] [stdout] test mmu::tests::test_vram_banking ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aa167e5029b34cd29496cd6275ea51779b3186800b653833e12ca595346b214e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa167e5029b34cd29496cd6275ea51779b3186800b653833e12ca595346b214e", kill_on_drop: false }`
[INFO] [stdout] aa167e5029b34cd29496cd6275ea51779b3186800b653833e12ca595346b214e
