[INFO] cloning repository https://github.com/jfconde/rust-gb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jfconde/rust-gb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjfconde%2Frust-gb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjfconde%2Frust-gb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49aa001f92cf9cf13b456e54c80db3f847d32cc0
[INFO] building jfconde/rust-gb against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjfconde%2Frust-gb" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jfconde/rust-gb on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jfconde/rust-gb
[INFO] finished tweaking git repo https://github.com/jfconde/rust-gb
[INFO] tweaked toml for git repo https://github.com/jfconde/rust-gb written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jfconde/rust-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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded termcolor v1.3.0
[INFO] [stderr]   Downloaded env_logger v0.10.0
[INFO] [stderr]   Downloaded is-terminal v0.4.9
[INFO] [stderr]   Downloaded winapi-util v0.1.6
[INFO] [stderr]   Downloaded rustix v0.38.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13f8d13f3b1f0f810de1b26397da7827b976f08bbb83eff0f80d0670fc4c4269
[INFO] running `Command { std: "docker" "start" "-a" "13f8d13f3b1f0f810de1b26397da7827b976f08bbb83eff0f80d0670fc4c4269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13f8d13f3b1f0f810de1b26397da7827b976f08bbb83eff0f80d0670fc4c4269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13f8d13f3b1f0f810de1b26397da7827b976f08bbb83eff0f80d0670fc4c4269", kill_on_drop: false }`
[INFO] [stdout] 13f8d13f3b1f0f810de1b26397da7827b976f08bbb83eff0f80d0670fc4c4269
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6d230fab023a5da89148bf549a6c1faa82c3db85ed9db3e804dd4825aaff22c
[INFO] running `Command { std: "docker" "start" "-a" "c6d230fab023a5da89148bf549a6c1faa82c3db85ed9db3e804dd4825aaff22c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling termcolor v1.3.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling env_logger v0.10.0
[INFO] [stderr]    Compiling gb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_count`
[INFO] [stdout]   --> src/lib/cpu.rs:73:24
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     Ok(read_count) => {}
[INFO] [stdout]    |                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_count`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/lib/cpu.rs:74:25
[INFO] [stdout]    |
[INFO] [stdout] 74 |                     Err(error) => panic!("Error reading next line."),
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SP_INITIAL_VALUE` is never used
[INFO] [stdout]  --> src/lib/cpu.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const SP_INITIAL_VALUE: u16 = 0xFFFE;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REG_U8_COUNT` is never used
[INFO] [stdout]  --> src/lib/cpu.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const REG_U8_COUNT: usize = 8;
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `gpu` is never read
[INFO] [stdout]   --> src/lib/cpu.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct CPU {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 11 |     gpu: gpu::GPU,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `alu16_add` is never used
[INFO] [stdout]    --> src/lib/cpu.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 20  | impl CPU {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 135 |     fn alu16_add(&mut self, a: u16, n: u16, set_zero: bool) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_f`, `set_pc`, `dec_pc`, `set_bc`, and `set_de` are never used
[INFO] [stdout]    --> src/lib/cpu_registers.rs:76:12
[INFO] [stdout]     |
[INFO] [stdout] 23  | impl CPURegisters {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 76  |     pub fn set_f(&mut self, value: u8) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     pub fn set_pc(&mut self, value: u16) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 107 |     pub fn dec_pc(&mut self) -> u16 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     pub fn set_bc(&mut self, value: u16) -> u16 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     pub fn set_de(&mut self, value: u16) -> u16 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_value`, `set_value`, `get_value`, `get_flg_zero`, `get_flg_sub`, and `get_flg_half_carry` are never used
[INFO] [stdout]    --> src/lib/cpu_registers.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 147 | impl CPUFlags {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 151 |     pub fn from_value(value: u8) -> CPUFlags {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 157 |     pub fn set_value(&mut self, value: u8) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |     pub fn get_value(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 165 |     pub fn get_flg_zero(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn get_flg_sub(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 191 |     pub fn get_flg_half_carry(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/lib/gpu.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct GPU {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 3 |     data: [u8; VRAM_SIZE]
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MEMORY_SIZE` is never used
[INFO] [stdout]  --> src/lib/mmu.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const MEMORY_SIZE: usize = 65535;
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ram` is never read
[INFO] [stdout]   --> src/lib/mmu.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct MMU {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 10 |     mbc: Option<MbcType>,
[INFO] [stdout] 11 |     ram: ram::RAM,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/lib/ram.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct RAM {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 4 |     data: [u8; RAM_SIZE]
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/lib/mbc/mbc0.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl MBC0 {
[INFO] [stdout]   | --------- associated function in this implementation
[INFO] [stdout] 9 |     pub fn new () -> MBC0 {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.55s
[INFO] running `Command { std: "docker" "inspect" "c6d230fab023a5da89148bf549a6c1faa82c3db85ed9db3e804dd4825aaff22c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6d230fab023a5da89148bf549a6c1faa82c3db85ed9db3e804dd4825aaff22c", kill_on_drop: false }`
[INFO] [stdout] c6d230fab023a5da89148bf549a6c1faa82c3db85ed9db3e804dd4825aaff22c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3172390e7671f31da3d646b82e20fee81df24a7da3c4ba2fb4f58e1f0c5e0e4
[INFO] running `Command { std: "docker" "start" "-a" "d3172390e7671f31da3d646b82e20fee81df24a7da3c4ba2fb4f58e1f0c5e0e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling gb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_count`
[INFO] [stdout]   --> src/lib/cpu.rs:73:24
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     Ok(read_count) => {}
[INFO] [stdout]    |                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_count`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/lib/cpu.rs:74:25
[INFO] [stdout]    |
[INFO] [stdout] 74 |                     Err(error) => panic!("Error reading next line."),
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SP_INITIAL_VALUE` is never used
[INFO] [stdout]  --> src/lib/cpu.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const SP_INITIAL_VALUE: u16 = 0xFFFE;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REG_U8_COUNT` is never used
[INFO] [stdout]  --> src/lib/cpu.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const REG_U8_COUNT: usize = 8;
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `gpu` is never read
[INFO] [stdout]   --> src/lib/cpu.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct CPU {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 11 |     gpu: gpu::GPU,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `alu16_add` is never used
[INFO] [stdout]    --> src/lib/cpu.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 20  | impl CPU {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 135 |     fn alu16_add(&mut self, a: u16, n: u16, set_zero: bool) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_f` and `dec_pc` are never used
[INFO] [stdout]    --> src/lib/cpu_registers.rs:76:12
[INFO] [stdout]     |
[INFO] [stdout] 23  | impl CPURegisters {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 76  |     pub fn set_f(&mut self, value: u8) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 107 |     pub fn dec_pc(&mut self) -> u16 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_value`, `set_value`, and `get_value` are never used
[INFO] [stdout]    --> src/lib/cpu_registers.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 147 | impl CPUFlags {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 151 |     pub fn from_value(value: u8) -> CPUFlags {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 157 |     pub fn set_value(&mut self, value: u8) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |     pub fn get_value(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/lib/gpu.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct GPU {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 3 |     data: [u8; VRAM_SIZE]
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MEMORY_SIZE` is never used
[INFO] [stdout]  --> src/lib/mmu.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const MEMORY_SIZE: usize = 65535;
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ram` is never read
[INFO] [stdout]   --> src/lib/mmu.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct MMU {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 10 |     mbc: Option<MbcType>,
[INFO] [stdout] 11 |     ram: ram::RAM,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/lib/ram.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct RAM {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 4 |     data: [u8; RAM_SIZE]
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/lib/mbc/mbc0.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl MBC0 {
[INFO] [stdout]   | --------- associated function in this implementation
[INFO] [stdout] 9 |     pub fn new () -> MBC0 {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "d3172390e7671f31da3d646b82e20fee81df24a7da3c4ba2fb4f58e1f0c5e0e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3172390e7671f31da3d646b82e20fee81df24a7da3c4ba2fb4f58e1f0c5e0e4", kill_on_drop: false }`
[INFO] [stdout] d3172390e7671f31da3d646b82e20fee81df24a7da3c4ba2fb4f58e1f0c5e0e4
