[INFO] cloning repository https://github.com/Kolossion/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/Kolossion/rust-gb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKolossion%2Frust-gb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKolossion%2Frust-gb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0977a4a7ef116d2dd95e3eb02082a5437b0a934b
[INFO] testing Kolossion/rust-gb against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKolossion%2Frust-gb" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kolossion/rust-gb on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kolossion/rust-gb
[INFO] finished tweaking git repo https://github.com/Kolossion/rust-gb
[INFO] tweaked toml for git repo https://github.com/Kolossion/rust-gb written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Kolossion/rust-gb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a82f58a27ce4f84d865ec293adabf1547e15cf6a112a2cf2f7d2e248c4a6d6e6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a82f58a27ce4f84d865ec293adabf1547e15cf6a112a2cf2f7d2e248c4a6d6e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a82f58a27ce4f84d865ec293adabf1547e15cf6a112a2cf2f7d2e248c4a6d6e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a82f58a27ce4f84d865ec293adabf1547e15cf6a112a2cf2f7d2e248c4a6d6e6", kill_on_drop: false }`
[INFO] [stdout] a82f58a27ce4f84d865ec293adabf1547e15cf6a112a2cf2f7d2e248c4a6d6e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec235d15724c0773338dded5ea73d909c0325dfacbece6dd535fabe501f37f8b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ec235d15724c0773338dded5ea73d909c0325dfacbece6dd535fabe501f37f8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling gb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `emu::*`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use emu::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rom_data`
[INFO] [stdout]   --> src/emu/mod.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 |   let rom_data = read_bin(rom_file_name);
[INFO] [stdout]    |       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rom_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/emu/mod.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 |   let mut cpu = CPU::new();
[INFO] [stdout]    |           ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]   --> src/emu/cpu/mod.rs:36:28
[INFO] [stdout]    |
[INFO] [stdout] 36 |   pub fn run_op(&mut self, opcode: u16) {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sum` is never read
[INFO] [stdout]  --> src/emu/cpu/alu/mod.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 |   let mut sum: u16 = 0;
[INFO] [stdout]   |           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sum` is never read
[INFO] [stdout]   --> src/emu/cpu/alu/mod.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 |   let mut sum: u32 = 0;
[INFO] [stdout]    |           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/emu/mod.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 |   let mut cpu = CPU::new();
[INFO] [stdout]    |       ----^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_8`
[INFO] [stdout]  --> src/emu/cpu/alu/mod.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn add_8(a: u8, b :u8) -> (bool, bool, u8) {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_16`
[INFO] [stdout]   --> src/emu/cpu/alu/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn add_16(a: u16, b :u16) -> (bool, bool, u16) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run_op`
[INFO] [stdout]   --> src/emu/cpu/mod.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 |   pub fn run_op(&mut self, opcode: u16) {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_reg_8`
[INFO] [stdout]   --> src/emu/cpu/mod.rs:51:10
[INFO] [stdout]    |
[INFO] [stdout] 51 |   pub fn get_reg_8(&mut self, reg: &str) -> u8 {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_reg_8`
[INFO] [stdout]   --> src/emu/cpu/mod.rs:67:10
[INFO] [stdout]    |
[INFO] [stdout] 67 |   pub fn set_reg_8(&mut self, reg: &str, val: u8) {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `boot`
[INFO] [stdout]   --> src/emu/cpu/mod.rs:85:10
[INFO] [stdout]    |
[INFO] [stdout] 85 |   pub fn boot(&mut self) {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_e`
[INFO] [stdout]   --> src/emu/cpu/mod.rs:90:10
[INFO] [stdout]    |
[INFO] [stdout] 90 |   pub fn add_e(&mut self) {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_d`
[INFO] [stdout]    --> src/emu/cpu/mod.rs:100:10
[INFO] [stdout]     |
[INFO] [stdout] 100 |   pub fn add_d(&mut self) {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `noop`
[INFO] [stdout]    --> src/emu/cpu/mod.rs:110:10
[INFO] [stdout]     |
[INFO] [stdout] 110 |   pub fn noop(&mut self) {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "ec235d15724c0773338dded5ea73d909c0325dfacbece6dd535fabe501f37f8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec235d15724c0773338dded5ea73d909c0325dfacbece6dd535fabe501f37f8b", kill_on_drop: false }`
[INFO] [stdout] ec235d15724c0773338dded5ea73d909c0325dfacbece6dd535fabe501f37f8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef707a07c6046a190c36798f056bc6bbc2ed981d6bb5b8c2a105779b47061244
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ef707a07c6046a190c36798f056bc6bbc2ed981d6bb5b8c2a105779b47061244", kill_on_drop: false }`
[INFO] [stderr]    Compiling gb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `emu::*`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use emu::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rom_data`
[INFO] [stdout]   --> src/emu/mod.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 |   let rom_data = read_bin(rom_file_name);
[INFO] [stdout]    |       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rom_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/emu/mod.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 |   let mut cpu = CPU::new();
[INFO] [stdout]    |           ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]   --> src/emu/cpu/mod.rs:36:28
[INFO] [stdout]    |
[INFO] [stdout] 36 |   pub fn run_op(&mut self, opcode: u16) {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sum` is never read
[INFO] [stdout]  --> src/emu/cpu/alu/mod.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 |   let mut sum: u16 = 0;
[INFO] [stdout]   |           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sum` is never read
[INFO] [stdout]   --> src/emu/cpu/alu/mod.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 |   let mut sum: u32 = 0;
[INFO] [stdout]    |           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/emu/mod.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 |   let mut cpu = CPU::new();
[INFO] [stdout]    |       ----^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_8`
[INFO] [stdout]  --> src/emu/cpu/alu/mod.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn add_8(a: u8, b :u8) -> (bool, bool, u8) {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_16`
[INFO] [stdout]   --> src/emu/cpu/alu/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn add_16(a: u16, b :u16) -> (bool, bool, u16) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run_op`
[INFO] [stdout]   --> src/emu/cpu/mod.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 |   pub fn run_op(&mut self, opcode: u16) {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `boot`
[INFO] [stdout]   --> src/emu/cpu/mod.rs:85:10
[INFO] [stdout]    |
[INFO] [stdout] 85 |   pub fn boot(&mut self) {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_e`
[INFO] [stdout]   --> src/emu/cpu/mod.rs:90:10
[INFO] [stdout]    |
[INFO] [stdout] 90 |   pub fn add_e(&mut self) {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_d`
[INFO] [stdout]    --> src/emu/cpu/mod.rs:100:10
[INFO] [stdout]     |
[INFO] [stdout] 100 |   pub fn add_d(&mut self) {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `noop`
[INFO] [stdout]    --> src/emu/cpu/mod.rs:110:10
[INFO] [stdout]     |
[INFO] [stdout] 110 |   pub fn noop(&mut self) {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "ef707a07c6046a190c36798f056bc6bbc2ed981d6bb5b8c2a105779b47061244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef707a07c6046a190c36798f056bc6bbc2ed981d6bb5b8c2a105779b47061244", kill_on_drop: false }`
[INFO] [stdout] ef707a07c6046a190c36798f056bc6bbc2ed981d6bb5b8c2a105779b47061244
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 831dddd11d2fa50a57770adbc433d146db67cd9c24d6d0a85bb687846a315dae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "831dddd11d2fa50a57770adbc433d146db67cd9c24d6d0a85bb687846a315dae", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `emu::*`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use emu::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rom_data`
[INFO] [stderr]   --> src/emu/mod.rs:14:7
[INFO] [stderr]    |
[INFO] [stderr] 14 |   let rom_data = read_bin(rom_file_name);
[INFO] [stderr]    |       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rom_data`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cpu`
[INFO] [stderr]   --> src/emu/mod.rs:16:11
[INFO] [stderr]    |
[INFO] [stderr] 16 |   let mut cpu = CPU::new();
[INFO] [stderr]    |           ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opcode`
[INFO] [stderr]   --> src/emu/cpu/mod.rs:36:28
[INFO] [stderr]    |
[INFO] [stderr] 36 |   pub fn run_op(&mut self, opcode: u16) {
[INFO] [stderr]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `sum` is never read
[INFO] [stderr]  --> src/emu/cpu/alu/mod.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 |   let mut sum: u16 = 0;
[INFO] [stderr]   |           ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `sum` is never read
[INFO] [stderr]   --> src/emu/cpu/alu/mod.rs:26:11
[INFO] [stderr]    |
[INFO] [stderr] 26 |   let mut sum: u32 = 0;
[INFO] [stderr]    |           ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/emu/mod.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 |   let mut cpu = CPU::new();
[INFO] [stderr]    |       ----^^^
[INFO] [stderr]    |       |
[INFO] [stderr]    |       help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add_8`
[INFO] [stderr]  --> src/emu/cpu/alu/mod.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn add_8(a: u8, b :u8) -> (bool, bool, u8) {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add_16`
[INFO] [stderr]   --> src/emu/cpu/alu/mod.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub fn add_16(a: u16, b :u16) -> (bool, bool, u16) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `run_op`
[INFO] [stderr]   --> src/emu/cpu/mod.rs:36:10
[INFO] [stderr]    |
[INFO] [stderr] 36 |   pub fn run_op(&mut self, opcode: u16) {
[INFO] [stderr]    |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `boot`
[INFO] [stderr]   --> src/emu/cpu/mod.rs:85:10
[INFO] [stderr]    |
[INFO] [stderr] 85 |   pub fn boot(&mut self) {
[INFO] [stderr]    |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_e`
[INFO] [stderr]   --> src/emu/cpu/mod.rs:90:10
[INFO] [stderr]    |
[INFO] [stderr] 90 |   pub fn add_e(&mut self) {
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_d`
[INFO] [stderr]    --> src/emu/cpu/mod.rs:100:10
[INFO] [stderr]     |
[INFO] [stderr] 100 |   pub fn add_d(&mut self) {
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `noop`
[INFO] [stderr]    --> src/emu/cpu/mod.rs:110:10
[INFO] [stderr]     |
[INFO] [stderr] 110 |   pub fn noop(&mut self) {
[INFO] [stderr]     |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gb-879f9f2411409909)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test emu::cpu::test::set_8bit_reg ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "831dddd11d2fa50a57770adbc433d146db67cd9c24d6d0a85bb687846a315dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "831dddd11d2fa50a57770adbc433d146db67cd9c24d6d0a85bb687846a315dae", kill_on_drop: false }`
[INFO] [stdout] 831dddd11d2fa50a57770adbc433d146db67cd9c24d6d0a85bb687846a315dae