[INFO] fetching crate game-boy-inator 0.0.1...
[INFO] checking game-boy-inator-0.0.1 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate game-boy-inator 0.0.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate game-boy-inator 0.0.1 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate game-boy-inator 0.0.1
[INFO] finished tweaking crates.io crate game-boy-inator 0.0.1
[INFO] tweaked toml for crates.io crate game-boy-inator 0.0.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c41492c1abd40d3d43133c04c6798c95d1ab08141d81c5c33ce9cefcf03c4c1d
[INFO] running `Command { std: "docker" "start" "-a" "c41492c1abd40d3d43133c04c6798c95d1ab08141d81c5c33ce9cefcf03c4c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c41492c1abd40d3d43133c04c6798c95d1ab08141d81c5c33ce9cefcf03c4c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c41492c1abd40d3d43133c04c6798c95d1ab08141d81c5c33ce9cefcf03c4c1d", kill_on_drop: false }`
[INFO] [stdout] c41492c1abd40d3d43133c04c6798c95d1ab08141d81c5c33ce9cefcf03c4c1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6811070636fce70f02f9bb41d8cc49f6b5d8c244c5e3648b3d7e732a6d98243d
[INFO] running `Command { std: "docker" "start" "-a" "6811070636fce70f02f9bb41d8cc49f6b5d8c244c5e3648b3d7e732a6d98243d", kill_on_drop: false }`
[INFO] [stderr]     Checking game-boy-inator v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/cpu/alu_tests.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use crate::cpu::{self, *};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `cpu::Cpu`, `ram::Ram`
[INFO] [stdout]  --> src/tests.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use crate::{ram::Ram, cpu::Cpu};
[INFO] [stdout]   |                 ^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STAT_MODE` is never used
[INFO] [stdout]   --> src/ppu.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const STAT_MODE:u8 = 0b00000011;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STAT_MATCH` is never used
[INFO] [stdout]   --> src/ppu.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | const STAT_MATCH:u8 = 1 << 2;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PALETTE_DOT_00` is never used
[INFO] [stdout]   --> src/ppu.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | const PALETTE_DOT_00:u8 = 0b00000011;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PALETTE_DOT_01` is never used
[INFO] [stdout]   --> src/ppu.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const PALETTE_DOT_01:u8 = 0b00001100;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PALETTE_DOT_10` is never used
[INFO] [stdout]   --> src/ppu.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | const PALETTE_DOT_10:u8 = 0b00110000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PALETTE_DOT_11` is never used
[INFO] [stdout]   --> src/ppu.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 | const PALETTE_DOT_11:u8 = 0b11000000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `new_frame` is never read
[INFO] [stdout]   --> src/ppu.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Ppu
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 50 |     new_frame: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/cpu/alu_tests.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let mut cpu = Cpu::new();
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/cpu/alu_tests.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |         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: unused variable: `cpu`
[INFO] [stdout]   --> src/cpu/alu_tests.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |         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: variable does not need to be mutable
[INFO] [stdout]   --> src/cpu/alu_tests.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let mut cpu = Cpu::new();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/cpu/alu_tests.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |         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: variable does not need to be mutable
[INFO] [stdout]   --> src/cpu/alu_tests.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut cpu = Cpu::new();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/cpu/alu_tests.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |         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: variable does not need to be mutable
[INFO] [stdout]   --> src/cpu/alu_tests.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut cpu = Cpu::new();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/cpu/alu_tests.rs:57:17
[INFO] [stdout]    |
[INFO] [stdout] 57 |         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: variable does not need to be mutable
[INFO] [stdout]   --> src/cpu/alu_tests.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let mut cpu = Cpu::new();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/cpu/alu_tests.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |         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: variable does not need to be mutable
[INFO] [stdout]   --> src/cpu/alu_tests.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut cpu = Cpu::new();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/cpu/alu_tests.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 |         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: variable does not need to be mutable
[INFO] [stdout]   --> src/cpu/alu_tests.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let mut cpu = Cpu::new();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/cpu/alu_tests.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |         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: variable does not need to be mutable
[INFO] [stdout]   --> src/cpu/alu_tests.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let mut cpu = Cpu::new();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_jp_nflag_pc_16` is never used
[INFO] [stdout]   --> src/cpu/jump_branch_tests.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn test_jp_nflag_pc_16()
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STAT_MODE` is never used
[INFO] [stdout]   --> src/ppu.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const STAT_MODE:u8 = 0b00000011;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STAT_MATCH` is never used
[INFO] [stdout]   --> src/ppu.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | const STAT_MATCH:u8 = 1 << 2;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PALETTE_DOT_00` is never used
[INFO] [stdout]   --> src/ppu.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | const PALETTE_DOT_00:u8 = 0b00000011;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PALETTE_DOT_01` is never used
[INFO] [stdout]   --> src/ppu.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const PALETTE_DOT_01:u8 = 0b00001100;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PALETTE_DOT_10` is never used
[INFO] [stdout]   --> src/ppu.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | const PALETTE_DOT_10:u8 = 0b00110000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PALETTE_DOT_11` is never used
[INFO] [stdout]   --> src/ppu.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 | const PALETTE_DOT_11:u8 = 0b11000000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `new_frame` is never read
[INFO] [stdout]   --> src/ppu.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Ppu
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 50 |     new_frame: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "6811070636fce70f02f9bb41d8cc49f6b5d8c244c5e3648b3d7e732a6d98243d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6811070636fce70f02f9bb41d8cc49f6b5d8c244c5e3648b3d7e732a6d98243d", kill_on_drop: false }`
[INFO] [stdout] 6811070636fce70f02f9bb41d8cc49f6b5d8c244c5e3648b3d7e732a6d98243d
[INFO] checking game-boy-inator-0.0.1 against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] extracting crate game-boy-inator 0.0.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate game-boy-inator 0.0.1 on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate game-boy-inator 0.0.1
[INFO] finished tweaking crates.io crate game-boy-inator 0.0.1
[INFO] tweaked toml for crates.io crate game-boy-inator 0.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 919c6a0a6d1484507ce178f03f38c41cd74a2661c748127d8b51749066fc1ce6
[INFO] running `Command { std: "docker" "start" "-a" "919c6a0a6d1484507ce178f03f38c41cd74a2661c748127d8b51749066fc1ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "919c6a0a6d1484507ce178f03f38c41cd74a2661c748127d8b51749066fc1ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "919c6a0a6d1484507ce178f03f38c41cd74a2661c748127d8b51749066fc1ce6", kill_on_drop: false }`
[INFO] [stdout] 919c6a0a6d1484507ce178f03f38c41cd74a2661c748127d8b51749066fc1ce6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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 -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaf9b8874578a177957d3cefe6ee70e721a6b44b1e9cd31e62f14cc47ee13e14
[INFO] running `Command { std: "docker" "start" "-a" "eaf9b8874578a177957d3cefe6ee70e721a6b44b1e9cd31e62f14cc47ee13e14", kill_on_drop: false }`
[INFO] [stderr]     Checking game-boy-inator v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]   --> src/ram.rs:28:37
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub const OAM:RangeInclusive<u16> = 0xFE00..=0xFE9F; //OAM slot is 4 bytes, 0=Ycoord, 1=Xcoord, 2=TileIdx, 3=Attributes (b4=pallete, b5=X...
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]   --> src/ram.rs:29:38
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub const OBJ1:RangeInclusive<u16> = 0x8000..=0x8FFF;
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]   --> src/ram.rs:30:38
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub const OBJ2:RangeInclusive<u16> = 0x8800..=0x97FF;
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]   --> src/ram.rs:31:39
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub const VRAM1:RangeInclusive<u16> = 0x9800..=0x9BFF;
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]   --> src/ram.rs:32:39
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub const VRAM2:RangeInclusive<u16> = 0x9C00..=0x9FFF;
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]   --> src/ram.rs:80:18
[INFO] [stdout]    |
[INFO] [stdout] 80 |         self.mem[0x0000..=0x3FFF].copy_from_slice(&rom.bytes[0x0000..=0x3FFF]);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]   --> src/ram.rs:80:62
[INFO] [stdout]    |
[INFO] [stdout] 80 |         self.mem[0x0000..=0x3FFF].copy_from_slice(&rom.bytes[0x0000..=0x3FFF]);
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/mainboard.rs:53:18
[INFO] [stdout]    |
[INFO] [stdout] 53 |         for _ in 0..ppu::CYCLES_PER_FRAME
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/ppu.rs:73:18
[INFO] [stdout]    |
[INFO] [stdout] 73 |         for _ in 0..4
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/ppu.rs:142:34
[INFO] [stdout]     |
[INFO] [stdout] 142 |                         for x in start..bound
[INFO] [stdout]     |                                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/ppu.rs:160:34
[INFO] [stdout]     |
[INFO] [stdout] 160 |                         for x in start..160
[INFO] [stdout]     |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/rom.rs:59:18
[INFO] [stdout]    |
[INFO] [stdout] 59 |         for i in 0..16
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/cpu/alu_tests.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use crate::cpu::{self, *};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]   --> src/ram.rs:28:37
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub const OAM:RangeInclusive<u16> = 0xFE00..=0xFE9F; //OAM slot is 4 bytes, 0=Ycoord, 1=Xcoord, 2=TileIdx, 3=Attributes (b4=pallete, b5=X...
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]   --> src/ram.rs:29:38
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub const OBJ1:RangeInclusive<u16> = 0x8000..=0x8FFF;
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]   --> src/ram.rs:30:38
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub const OBJ2:RangeInclusive<u16> = 0x8800..=0x97FF;
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]   --> src/ram.rs:31:39
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub const VRAM1:RangeInclusive<u16> = 0x9800..=0x9BFF;
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]   --> src/ram.rs:32:39
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub const VRAM2:RangeInclusive<u16> = 0x9C00..=0x9FFF;
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]   --> src/ram.rs:80:18
[INFO] [stdout]    |
[INFO] [stdout] 80 |         self.mem[0x0000..=0x3FFF].copy_from_slice(&rom.bytes[0x0000..=0x3FFF]);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]   --> src/ram.rs:80:62
[INFO] [stdout]    |
[INFO] [stdout] 80 |         self.mem[0x0000..=0x3FFF].copy_from_slice(&rom.bytes[0x0000..=0x3FFF]);
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/mainboard.rs:53:18
[INFO] [stdout]    |
[INFO] [stdout] 53 |         for _ in 0..ppu::CYCLES_PER_FRAME
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/ppu.rs:73:18
[INFO] [stdout]    |
[INFO] [stdout] 73 |         for _ in 0..4
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/ppu.rs:142:34
[INFO] [stdout]     |
[INFO] [stdout] 142 |                         for x in start..bound
[INFO] [stdout]     |                                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/ppu.rs:160:34
[INFO] [stdout]     |
[INFO] [stdout] 160 |                         for x in start..160
[INFO] [stdout]     |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/rom.rs:59:18
[INFO] [stdout]    |
[INFO] [stdout] 59 |         for i in 0..16
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `cpu::Cpu`, `ram::Ram`
[INFO] [stdout]  --> src/tests.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use crate::{ram::Ram, cpu::Cpu};
[INFO] [stdout]   |                 ^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STAT_MODE` is never used
[INFO] [stdout]   --> src/ppu.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const STAT_MODE:u8 = 0b00000011;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STAT_MATCH` is never used
[INFO] [stdout]   --> src/ppu.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | const STAT_MATCH:u8 = 1 << 2;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PALETTE_DOT_00` is never used
[INFO] [stdout]   --> src/ppu.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | const PALETTE_DOT_00:u8 = 0b00000011;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PALETTE_DOT_01` is never used
[INFO] [stdout]   --> src/ppu.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const PALETTE_DOT_01:u8 = 0b00001100;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PALETTE_DOT_10` is never used
[INFO] [stdout]   --> src/ppu.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | const PALETTE_DOT_10:u8 = 0b00110000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PALETTE_DOT_11` is never used
[INFO] [stdout]   --> src/ppu.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 | const PALETTE_DOT_11:u8 = 0b11000000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `new_frame` is never read
[INFO] [stdout]   --> src/ppu.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Ppu
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 50 |     new_frame: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: explicit usage of `RangeInclusive` type in public const
[INFO] [stdout]   --> src/ram.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub const OAM:RangeInclusive<u16> = 0xFE00..=0xFE9F; //OAM slot is 4 bytes, 0=Ycoord, 1=Xcoord, 2=TileIdx, 3=Attributes (b4=pallete, b5=X...
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D explicit-range`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: explicit usage of `RangeInclusive` type in public const
[INFO] [stdout]   --> src/ram.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub const OBJ1:RangeInclusive<u16> = 0x8000..=0x8FFF;
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: explicit usage of `RangeInclusive` type in public const
[INFO] [stdout]   --> src/ram.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub const OBJ2:RangeInclusive<u16> = 0x8800..=0x97FF;
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: explicit usage of `RangeInclusive` type in public const
[INFO] [stdout]   --> src/ram.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub const VRAM1:RangeInclusive<u16> = 0x9800..=0x9BFF;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: explicit usage of `RangeInclusive` type in public const
[INFO] [stdout]   --> src/ram.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub const VRAM2:RangeInclusive<u16> = 0x9C00..=0x9FFF;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/cpu/alu_tests.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let mut cpu = Cpu::new();
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/cpu/alu_tests.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |         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: unused variable: `cpu`
[INFO] [stdout]   --> src/cpu/alu_tests.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |         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: variable does not need to be mutable
[INFO] [stdout]   --> src/cpu/alu_tests.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let mut cpu = Cpu::new();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/cpu/alu_tests.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |         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: variable does not need to be mutable
[INFO] [stdout]   --> src/cpu/alu_tests.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut cpu = Cpu::new();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/cpu/alu_tests.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |         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: variable does not need to be mutable
[INFO] [stdout]   --> src/cpu/alu_tests.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut cpu = Cpu::new();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/cpu/alu_tests.rs:57:17
[INFO] [stdout]    |
[INFO] [stdout] 57 |         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: variable does not need to be mutable
[INFO] [stdout]   --> src/cpu/alu_tests.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let mut cpu = Cpu::new();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/cpu/alu_tests.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |         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: variable does not need to be mutable
[INFO] [stdout]   --> src/cpu/alu_tests.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut cpu = Cpu::new();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/cpu/alu_tests.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 |         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: variable does not need to be mutable
[INFO] [stdout]   --> src/cpu/alu_tests.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let mut cpu = Cpu::new();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> src/cpu/alu_tests.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |         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: variable does not need to be mutable
[INFO] [stdout]   --> src/cpu/alu_tests.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let mut cpu = Cpu::new();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `game-boy-inator` (lib) due to 6 previous errors; 19 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `test_jp_nflag_pc_16` is never used
[INFO] [stdout]   --> src/cpu/jump_branch_tests.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn test_jp_nflag_pc_16()
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STAT_MODE` is never used
[INFO] [stdout]   --> src/ppu.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const STAT_MODE:u8 = 0b00000011;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STAT_MATCH` is never used
[INFO] [stdout]   --> src/ppu.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | const STAT_MATCH:u8 = 1 << 2;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PALETTE_DOT_00` is never used
[INFO] [stdout]   --> src/ppu.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | const PALETTE_DOT_00:u8 = 0b00000011;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PALETTE_DOT_01` is never used
[INFO] [stdout]   --> src/ppu.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const PALETTE_DOT_01:u8 = 0b00001100;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PALETTE_DOT_10` is never used
[INFO] [stdout]   --> src/ppu.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | const PALETTE_DOT_10:u8 = 0b00110000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PALETTE_DOT_11` is never used
[INFO] [stdout]   --> src/ppu.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 | const PALETTE_DOT_11:u8 = 0b11000000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `new_frame` is never read
[INFO] [stdout]   --> src/ppu.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct Ppu
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 50 |     new_frame: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 38 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eaf9b8874578a177957d3cefe6ee70e721a6b44b1e9cd31e62f14cc47ee13e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaf9b8874578a177957d3cefe6ee70e721a6b44b1e9cd31e62f14cc47ee13e14", kill_on_drop: false }`
[INFO] [stdout] eaf9b8874578a177957d3cefe6ee70e721a6b44b1e9cd31e62f14cc47ee13e14
