[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] testing jfconde/rust-gb against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjfconde%2Frust-gb" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[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-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jfconde/rust-gb on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustix v0.38.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 666fbb652345d34b93dc0e8cfe4046e6de78956c75d1500d175d8bed9e106cc6
[INFO] running `Command { std: "docker" "start" "-a" "666fbb652345d34b93dc0e8cfe4046e6de78956c75d1500d175d8bed9e106cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "666fbb652345d34b93dc0e8cfe4046e6de78956c75d1500d175d8bed9e106cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "666fbb652345d34b93dc0e8cfe4046e6de78956c75d1500d175d8bed9e106cc6", kill_on_drop: false }`
[INFO] [stdout] 666fbb652345d34b93dc0e8cfe4046e6de78956c75d1500d175d8bed9e106cc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a1d1eff3a8ff2bbad46aef168951849f63cf2d2f1ff421c2c794d164b29d8d4
[INFO] running `Command { std: "docker" "start" "-a" "3a1d1eff3a8ff2bbad46aef168951849f63cf2d2f1ff421c2c794d164b29d8d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[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: method `write` is never used
[INFO] [stdout]   --> src/lib/mbc/mod.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait MBC {
[INFO] [stdout]    |           --- method in this trait
[INFO] [stdout] 13 |     fn read(&self, addr: u16) -> u8;
[INFO] [stdout] 14 |     fn write(&mut self, addr: u16, byte: u8);
[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 10.00s
[INFO] running `Command { std: "docker" "inspect" "3a1d1eff3a8ff2bbad46aef168951849f63cf2d2f1ff421c2c794d164b29d8d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a1d1eff3a8ff2bbad46aef168951849f63cf2d2f1ff421c2c794d164b29d8d4", kill_on_drop: false }`
[INFO] [stdout] 3a1d1eff3a8ff2bbad46aef168951849f63cf2d2f1ff421c2c794d164b29d8d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f22c67b58f022f613a5baadb6884781e76759512524c35bc45a74c8a9b3ee05c
[INFO] running `Command { std: "docker" "start" "-a" "f22c67b58f022f613a5baadb6884781e76759512524c35bc45a74c8a9b3ee05c", 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: method `write` is never used
[INFO] [stdout]   --> src/lib/mbc/mod.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait MBC {
[INFO] [stdout]    |           --- method in this trait
[INFO] [stdout] 13 |     fn read(&self, addr: u16) -> u8;
[INFO] [stdout] 14 |     fn write(&mut self, addr: u16, byte: u8);
[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 1.61s
[INFO] running `Command { std: "docker" "inspect" "f22c67b58f022f613a5baadb6884781e76759512524c35bc45a74c8a9b3ee05c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f22c67b58f022f613a5baadb6884781e76759512524c35bc45a74c8a9b3ee05c", kill_on_drop: false }`
[INFO] [stdout] f22c67b58f022f613a5baadb6884781e76759512524c35bc45a74c8a9b3ee05c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8bcbfc4aae827ccd81ea286f69f38a3917438e0f9cac71922566b4a7e6f1bb90
[INFO] running `Command { std: "docker" "start" "-a" "8bcbfc4aae827ccd81ea286f69f38a3917438e0f9cac71922566b4a7e6f1bb90", kill_on_drop: false }`
[INFO] [stderr] warning: found module declaration for lib.rs
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | mod lib;
[INFO] [stderr]   | ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: lib.rs is the root of this crate's library target
[INFO] [stderr]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stderr]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `read_count`
[INFO] [stderr]   --> src/lib/cpu.rs:73:24
[INFO] [stderr]    |
[INFO] [stderr] 73 |                     Ok(read_count) => {}
[INFO] [stderr]    |                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_count`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]   --> src/lib/cpu.rs:74:25
[INFO] [stderr]    |
[INFO] [stderr] 74 |                     Err(error) => panic!("Error reading next line."),
[INFO] [stderr]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SP_INITIAL_VALUE` is never used
[INFO] [stderr]  --> src/lib/cpu.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 | const SP_INITIAL_VALUE: u16 = 0xFFFE;
[INFO] [stderr]   |       ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `REG_U8_COUNT` is never used
[INFO] [stderr]  --> src/lib/cpu.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | const REG_U8_COUNT: usize = 8;
[INFO] [stderr]   |       ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `gpu` is never read
[INFO] [stderr]   --> src/lib/cpu.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct CPU {
[INFO] [stderr]    |            --- field in this struct
[INFO] [stderr] 11 |     gpu: gpu::GPU,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `alu16_add` is never used
[INFO] [stderr]    --> src/lib/cpu.rs:135:8
[INFO] [stderr]     |
[INFO] [stderr]  20 | impl CPU {
[INFO] [stderr]     | -------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 135 |     fn alu16_add(&mut self, a: u16, n: u16, set_zero: bool) -> u16 {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `set_f` and `dec_pc` are never used
[INFO] [stderr]    --> src/lib/cpu_registers.rs:76:12
[INFO] [stderr]     |
[INFO] [stderr]  23 | impl CPURegisters {
[INFO] [stderr]     | ----------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr]  76 |     pub fn set_f(&mut self, value: u8) {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 107 |     pub fn dec_pc(&mut self) -> u16 {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `from_value`, `set_value`, and `get_value` are never used
[INFO] [stderr]    --> src/lib/cpu_registers.rs:151:12
[INFO] [stderr]     |
[INFO] [stderr] 147 | impl CPUFlags {
[INFO] [stderr]     | ------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 151 |     pub fn from_value(value: u8) -> CPUFlags {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 157 |     pub fn set_value(&mut self, value: u8) {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 161 |     pub fn get_value(&self) -> u8 {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `data` is never read
[INFO] [stderr]  --> src/lib/gpu.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct GPU {
[INFO] [stderr]   |            --- field in this struct
[INFO] [stderr] 3 |     data: [u8; VRAM_SIZE]
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MEMORY_SIZE` is never used
[INFO] [stderr]  --> src/lib/mmu.rs:7:7
[INFO] [stderr]   |
[INFO] [stderr] 7 | const MEMORY_SIZE: usize = 65535;
[INFO] [stderr]   |       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `ram` is never read
[INFO] [stderr]   --> src/lib/mmu.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub struct MMU {
[INFO] [stderr]    |            --- field in this struct
[INFO] [stderr] 10 |     mbc: Option<MbcType>,
[INFO] [stderr] 11 |     ram: ram::RAM,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `data` is never read
[INFO] [stderr]  --> src/lib/ram.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct RAM {
[INFO] [stderr]   |            --- field in this struct
[INFO] [stderr] 4 |     data: [u8; RAM_SIZE]
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `write` is never used
[INFO] [stderr]   --> src/lib/mbc/mod.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub trait MBC {
[INFO] [stderr]    |           --- method in this trait
[INFO] [stderr] 13 |     fn read(&self, addr: u16) -> u8;
[INFO] [stderr] 14 |     fn write(&mut self, addr: u16, byte: u8);
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]  --> src/lib/mbc/mbc0.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | impl MBC0 {
[INFO] [stderr]   | --------- associated function in this implementation
[INFO] [stderr] 9 |     pub fn new () -> MBC0 {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `gb` (bin "gb" test) generated 15 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/gb-03fc0c67d96369fe)
[INFO] [stdout] 
[INFO] [stdout] running 110 tests
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x01 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x0a ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x02 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x16 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x11 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x12 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x1a ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x1e ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x0e ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x21 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x22 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x06 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x2a ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x26 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x32 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x2e ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x36 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x40 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x31 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x43 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x3e ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x48 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x49 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x45 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x4b ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x42 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x4d ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x4f ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x44 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x47 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x4e ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x4c ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x50 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x51 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x53 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x56 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x54 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x46 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x3a ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x55 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x52 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x4a ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x57 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x5b ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x5d ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x60 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x5f ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x58 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x63 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x67 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x69 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x65 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x68 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x5c ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x6d ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x5a ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x66 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x6c ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x5e ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x6b ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x61 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x64 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x6a ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x71 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x59 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x73 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x6e ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x75 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x77 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x6f ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x78 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x74 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x72 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x62 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x41 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x70 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x7a ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x7c ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x7d ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x86 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x82 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x88 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x79 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x8a ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x7f ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x84 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x7b ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x8d ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x8b ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x8e ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x8c ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0xe0 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0xc6 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x8f ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0xe2 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0xf0 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x83 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x7e ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x80 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x81 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x85 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x89 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0xea ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0x87 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0xce ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0xf8 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0xf9 ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0xfa ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_pc_advances_correctly ... ok
[INFO] [stdout] test lib::cpu::cpu_test::test_cpu_opcode_0xf2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 110 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8bcbfc4aae827ccd81ea286f69f38a3917438e0f9cac71922566b4a7e6f1bb90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bcbfc4aae827ccd81ea286f69f38a3917438e0f9cac71922566b4a7e6f1bb90", kill_on_drop: false }`
[INFO] [stdout] 8bcbfc4aae827ccd81ea286f69f38a3917438e0f9cac71922566b4a7e6f1bb90
