[INFO] updating cached 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" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0977a4a7ef116d2dd95e3eb02082a5437b0a934b
[INFO] testing Kolossion/rust-gb against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKolossion%2Frust-gb" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kolossion/rust-gb on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", 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-4/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" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df072c04bdef39e4c94c3121695086e629683aeaa98fada80cfe628b1262cdab
[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" "df072c04bdef39e4c94c3121695086e629683aeaa98fada80cfe628b1262cdab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df072c04bdef39e4c94c3121695086e629683aeaa98fada80cfe628b1262cdab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df072c04bdef39e4c94c3121695086e629683aeaa98fada80cfe628b1262cdab", kill_on_drop: false }`
[INFO] [stdout] df072c04bdef39e4c94c3121695086e629683aeaa98fada80cfe628b1262cdab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1636e716c9a01cbfd158fa01350311dbeedf980e874622eab4760e2299454c17
[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" "1636e716c9a01cbfd158fa01350311dbeedf980e874622eab4760e2299454c17", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling rand v0.3.15
[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:16:7
[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:5:7
[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:26:7
[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 4.08s
[INFO] running `Command { std: "docker" "inspect" "1636e716c9a01cbfd158fa01350311dbeedf980e874622eab4760e2299454c17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1636e716c9a01cbfd158fa01350311dbeedf980e874622eab4760e2299454c17", kill_on_drop: false }`
[INFO] [stdout] 1636e716c9a01cbfd158fa01350311dbeedf980e874622eab4760e2299454c17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f92f204d81fe498ea16c26a0ca1d210c98545b04d5f19ff8e97b56a0fd18a89a
[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" "f92f204d81fe498ea16c26a0ca1d210c98545b04d5f19ff8e97b56a0fd18a89a", 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:16:7
[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:5:7
[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:26:7
[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 1.00s
[INFO] running `Command { std: "docker" "inspect" "f92f204d81fe498ea16c26a0ca1d210c98545b04d5f19ff8e97b56a0fd18a89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f92f204d81fe498ea16c26a0ca1d210c98545b04d5f19ff8e97b56a0fd18a89a", kill_on_drop: false }`
[INFO] [stdout] f92f204d81fe498ea16c26a0ca1d210c98545b04d5f19ff8e97b56a0fd18a89a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a6864cada7539030b64b3212f44058b69e8078767bf70ea282045b1f50ee3f33
[INFO] running `Command { std: "docker" "start" "-a" "a6864cada7539030b64b3212f44058b69e8078767bf70ea282045b1f50ee3f33", 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:16:7
[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:5:7
[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:26:7
[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 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gb-ef9b665f11c8872d
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a6864cada7539030b64b3212f44058b69e8078767bf70ea282045b1f50ee3f33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6864cada7539030b64b3212f44058b69e8078767bf70ea282045b1f50ee3f33", kill_on_drop: false }`
[INFO] [stdout] a6864cada7539030b64b3212f44058b69e8078767bf70ea282045b1f50ee3f33