[INFO] cloning repository https://github.com/pczora/nihgbe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pczora/nihgbe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpczora%2Fnihgbe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpczora%2Fnihgbe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e1f586b8a67aad7c522b278de4684b3ce4dd5b2
[INFO] testing pczora/nihgbe against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpczora%2Fnihgbe" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pczora/nihgbe on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pczora/nihgbe
[INFO] finished tweaking git repo https://github.com/pczora/nihgbe
[INFO] tweaked toml for git repo https://github.com/pczora/nihgbe written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/pczora/nihgbe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad753c6a38416dab8dc2900c5aec3205c535f361097409aca7d4e54ef94d7b67
[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" "ad753c6a38416dab8dc2900c5aec3205c535f361097409aca7d4e54ef94d7b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad753c6a38416dab8dc2900c5aec3205c535f361097409aca7d4e54ef94d7b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad753c6a38416dab8dc2900c5aec3205c535f361097409aca7d4e54ef94d7b67", kill_on_drop: false }`
[INFO] [stdout] ad753c6a38416dab8dc2900c5aec3205c535f361097409aca7d4e54ef94d7b67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02d881a23f0b8738dc1fcc5ed6ba3ea2b60c60d60cfca02960341f9d12b40382
[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" "02d881a23f0b8738dc1fcc5ed6ba3ea2b60c60d60cfca02960341f9d12b40382", kill_on_drop: false }`
[INFO] [stderr]    Compiling sdl2-sys v0.34.5
[INFO] [stderr]    Compiling sdl2 v0.34.5
[INFO] [stderr]    Compiling nihgbe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::cpu::CPU`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::cpu::CPU;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mem::Mem`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::mem::Mem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cpu`
[INFO] [stdout]  --> src/debug.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::cpu;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HALFCARRY_FLAG`
[INFO] [stdout]   --> src/cpu.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const HALFCARRY_FLAG: u8 = 0b00100000;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CPU_FREQUENCY_HZ`
[INFO] [stdout]   --> src/cpu.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | const CPU_FREQUENCY_HZ: i32 = 4_194_304;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dec_16bit_register`
[INFO] [stdout]    --> src/cpu.rs:500:8
[INFO] [stdout]     |
[INFO] [stdout] 500 |     fn dec_16bit_register(&self, reg: &Registers) -> CPU {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_subtract`
[INFO] [stdout]    --> src/cpu.rs:576:8
[INFO] [stdout]     |
[INFO] [stdout] 576 |     fn get_subtract(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `EMPTY_UNUSABLE_0_START`
[INFO] [stdout]  --> src/mem.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const EMPTY_UNUSABLE_0_START: u16 = 0xfea0;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_pixel_value`
[INFO] [stdout]   --> src/ppu.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn get_pixel_value(&self, pixel: u8) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_high_byte`
[INFO] [stdout]   --> src/registers.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn set_high_byte(&self, byte: u8) -> Register {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_low_byte`
[INFO] [stdout]   --> src/registers.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn set_low_byte(&self, byte: u8) -> Register {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_16bit_value`
[INFO] [stdout]   --> src/registers.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn set_16bit_value(&self, bytes: u16) -> Register {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AF`
[INFO] [stdout]   --> src/registers.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     AF,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TITLE_START`
[INFO] [stdout]   --> src/main.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | const TITLE_START: u16 = 0x0134;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TITLE_END`
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | const TITLE_END: u16 = 0x0143;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_title`
[INFO] [stdout]   --> src/main.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn parse_title(mem: &mem::Mem) -> String {
[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 8.44s
[INFO] running `Command { std: "docker" "inspect" "02d881a23f0b8738dc1fcc5ed6ba3ea2b60c60d60cfca02960341f9d12b40382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02d881a23f0b8738dc1fcc5ed6ba3ea2b60c60d60cfca02960341f9d12b40382", kill_on_drop: false }`
[INFO] [stdout] 02d881a23f0b8738dc1fcc5ed6ba3ea2b60c60d60cfca02960341f9d12b40382
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c6640ad105d975de906a63a6e17751d908b61fef79e646a99bcf6865b9e34d4
[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" "9c6640ad105d975de906a63a6e17751d908b61fef79e646a99bcf6865b9e34d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling nihgbe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::cpu::CPU`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::cpu::CPU;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mem::Mem`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::mem::Mem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter`
[INFO] [stdout]    --> src/mem.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 132 |     use std::iter;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cpu`
[INFO] [stdout]  --> src/debug.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::cpu;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HALFCARRY_FLAG`
[INFO] [stdout]   --> src/cpu.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const HALFCARRY_FLAG: u8 = 0b00100000;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CPU_FREQUENCY_HZ`
[INFO] [stdout]   --> src/cpu.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | const CPU_FREQUENCY_HZ: i32 = 4_194_304;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dec_16bit_register`
[INFO] [stdout]    --> src/cpu.rs:500:8
[INFO] [stdout]     |
[INFO] [stdout] 500 |     fn dec_16bit_register(&self, reg: &Registers) -> CPU {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_subtract`
[INFO] [stdout]    --> src/cpu.rs:576:8
[INFO] [stdout]     |
[INFO] [stdout] 576 |     fn get_subtract(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `EMPTY_UNUSABLE_0_START`
[INFO] [stdout]  --> src/mem.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const EMPTY_UNUSABLE_0_START: u16 = 0xfea0;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_high_byte`
[INFO] [stdout]   --> src/registers.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn set_high_byte(&self, byte: u8) -> Register {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_low_byte`
[INFO] [stdout]   --> src/registers.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn set_low_byte(&self, byte: u8) -> Register {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_16bit_value`
[INFO] [stdout]   --> src/registers.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn set_16bit_value(&self, bytes: u16) -> Register {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AF`
[INFO] [stdout]   --> src/registers.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     AF,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TITLE_START`
[INFO] [stdout]   --> src/main.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | const TITLE_START: u16 = 0x0134;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TITLE_END`
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | const TITLE_END: u16 = 0x0143;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_title`
[INFO] [stdout]   --> src/main.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn parse_title(mem: &mem::Mem) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "9c6640ad105d975de906a63a6e17751d908b61fef79e646a99bcf6865b9e34d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c6640ad105d975de906a63a6e17751d908b61fef79e646a99bcf6865b9e34d4", kill_on_drop: false }`
[INFO] [stdout] 9c6640ad105d975de906a63a6e17751d908b61fef79e646a99bcf6865b9e34d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 0674b782beaa17571a44ab0290ba3652328ceb9baabb8c0b0c4ddf125582cf3a
[INFO] running `Command { std: "docker" "start" "-a" "0674b782beaa17571a44ab0290ba3652328ceb9baabb8c0b0c4ddf125582cf3a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::cpu::CPU`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::cpu::CPU;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::mem::Mem`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::mem::Mem;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::iter`
[INFO] [stderr]    --> src/mem.rs:132:9
[INFO] [stderr]     |
[INFO] [stderr] 132 |     use std::iter;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::cpu`
[INFO] [stderr]  --> src/debug.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use super::cpu;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `HALFCARRY_FLAG`
[INFO] [stderr]   --> src/cpu.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | const HALFCARRY_FLAG: u8 = 0b00100000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `CPU_FREQUENCY_HZ`
[INFO] [stderr]   --> src/cpu.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | const CPU_FREQUENCY_HZ: i32 = 4_194_304;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dec_16bit_register`
[INFO] [stderr]    --> src/cpu.rs:500:8
[INFO] [stderr]     |
[INFO] [stderr] 500 |     fn dec_16bit_register(&self, reg: &Registers) -> CPU {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_subtract`
[INFO] [stderr]    --> src/cpu.rs:576:8
[INFO] [stderr]     |
[INFO] [stderr] 576 |     fn get_subtract(&self) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `EMPTY_UNUSABLE_0_START`
[INFO] [stderr]  --> src/mem.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const EMPTY_UNUSABLE_0_START: u16 = 0xfea0;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_high_byte`
[INFO] [stderr]   --> src/registers.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn set_high_byte(&self, byte: u8) -> Register {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_low_byte`
[INFO] [stderr]   --> src/registers.rs:44:12
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn set_low_byte(&self, byte: u8) -> Register {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_16bit_value`
[INFO] [stderr]   --> src/registers.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn set_16bit_value(&self, bytes: u16) -> Register {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `AF`
[INFO] [stderr]   --> src/registers.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     AF,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `TITLE_START`
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | const TITLE_START: u16 = 0x0134;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `TITLE_END`
[INFO] [stderr]   --> src/main.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | const TITLE_END: u16 = 0x0143;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_title`
[INFO] [stderr]   --> src/main.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn parse_title(mem: &mem::Mem) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nihgbe` (bin "nihgbe" test) generated 16 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nihgbe-f2eb7f9998a60c14)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test cpu::tests::test_combine_bytes ... ok
[INFO] [stdout] test cpu::tests::test_prefixed_rotate_left ... ok
[INFO] [stdout] test cpu::tests::test_set_carry ... ok
[INFO] [stdout] test mem::tests::test_reset_bit ... ok
[INFO] [stdout] test mem::tests::test_reset_bit_already_reset ... ok
[INFO] [stdout] test ppu::tests::test_get_pixel ... ok
[INFO] [stdout] test mem::tests::test_set_bit ... ok
[INFO] [stdout] test mem::tests::test_set_bit_already_set ... ok
[INFO] [stdout] test mem::tests::test_set_bit_not_overwriting ... ok
[INFO] [stdout] test cpu::tests::test_get_zero ... ok
[INFO] [stdout] test cpu::tests::test_unset_zero ... ok
[INFO] [stdout] test mem::tests::test_read_bytes ... ok
[INFO] [stdout] test cpu::tests::test_set_zero ... ok
[INFO] [stdout] test cpu::tests::test_prefixed_rotate_left_rotat_carry_in ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0674b782beaa17571a44ab0290ba3652328ceb9baabb8c0b0c4ddf125582cf3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0674b782beaa17571a44ab0290ba3652328ceb9baabb8c0b0c4ddf125582cf3a", kill_on_drop: false }`
[INFO] [stdout] 0674b782beaa17571a44ab0290ba3652328ceb9baabb8c0b0c4ddf125582cf3a