[INFO] cloning repository https://github.com/Chrizzsh/gameboy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Chrizzsh/gameboy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChrizzsh%2Fgameboy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChrizzsh%2Fgameboy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b019abe22dc89c9dad78a67d399d0188b18f7f6
[INFO] checking Chrizzsh/gameboy against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChrizzsh%2Fgameboy" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Chrizzsh/gameboy on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Chrizzsh/gameboy
[INFO] finished tweaking git repo https://github.com/Chrizzsh/gameboy
[INFO] tweaked toml for git repo https://github.com/Chrizzsh/gameboy written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Chrizzsh/gameboy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tar v0.4.33
[INFO] [stderr]   Downloaded unidiff v0.3.3
[INFO] [stderr]   Downloaded xkb v0.2.1
[INFO] [stderr]   Downloaded xkbcommon-sys v0.7.5
[INFO] [stderr]   Downloaded orbclient v0.3.31
[INFO] [stderr]   Downloaded minifb v0.19.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7634b7a5784cbdf93b115939008f951e5df15760094ccbf632e88079b871f5ad
[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" "7634b7a5784cbdf93b115939008f951e5df15760094ccbf632e88079b871f5ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7634b7a5784cbdf93b115939008f951e5df15760094ccbf632e88079b871f5ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7634b7a5784cbdf93b115939008f951e5df15760094ccbf632e88079b871f5ad", kill_on_drop: false }`
[INFO] [stdout] 7634b7a5784cbdf93b115939008f951e5df15760094ccbf632e88079b871f5ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4643e381a8143491c2cd4b8b2cd6d0a3c4b269de352f5124d4c3a0714765035f
[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" "4643e381a8143491c2cd4b8b2cd6d0a3c4b269de352f5124d4c3a0714765035f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.87
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling clang-sys v1.1.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling wayland-sys v0.27.0
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling minifb v0.19.2
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling wayland-scanner v0.27.0
[INFO] [stderr]    Compiling wayland-client v0.27.0
[INFO] [stderr]    Compiling wayland-protocols v0.27.0
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]     Checking wayland-commons v0.27.0
[INFO] [stderr]     Checking wayland-cursor v0.27.0
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.5
[INFO] [stderr]     Checking xkb v0.2.1
[INFO] [stderr]     Checking gb-emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `h00` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:327:5
[INFO] [stdout]     |
[INFO] [stdout] 327 |     h00,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H00`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `h10` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:328:5
[INFO] [stdout]     |
[INFO] [stdout] 328 |     h10,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H10`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `h20` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:329:5
[INFO] [stdout]     |
[INFO] [stdout] 329 |     h20,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H20`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `h30` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:330:5
[INFO] [stdout]     |
[INFO] [stdout] 330 |     h30,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H30`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `h08` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:331:5
[INFO] [stdout]     |
[INFO] [stdout] 331 |     h08,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H08`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `h18` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:332:5
[INFO] [stdout]     |
[INFO] [stdout] 332 |     h18,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H18`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `h00` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:327:5
[INFO] [stdout]     |
[INFO] [stdout] 327 |     h00,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H00`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `h28` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:333:5
[INFO] [stdout]     |
[INFO] [stdout] 333 |     h28,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H28`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `h10` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:328:5
[INFO] [stdout]     |
[INFO] [stdout] 328 |     h10,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H10`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `h20` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:329:5
[INFO] [stdout]     |
[INFO] [stdout] 329 |     h20,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H20`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `h38` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:334:5
[INFO] [stdout]     |
[INFO] [stdout] 334 |     h38,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H38`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `h30` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:330:5
[INFO] [stdout]     |
[INFO] [stdout] 330 |     h30,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H30`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `h08` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:331:5
[INFO] [stdout]     |
[INFO] [stdout] 331 |     h08,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H08`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `h18` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:332:5
[INFO] [stdout]     |
[INFO] [stdout] 332 |     h18,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H18`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `h28` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:333:5
[INFO] [stdout]     |
[INFO] [stdout] 333 |     h28,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H28`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `h38` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:334:5
[INFO] [stdout]     |
[INFO] [stdout] 334 |     h38,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H38`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:429:13
[INFO] [stdout]     |
[INFO] [stdout] 429 |             0x78 => Some(Instruction::LD(LoadType::Byte(LoadByteTarget::A, LoadByteSource::B))),
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:620:13
[INFO] [stdout]     |
[INFO] [stdout] 620 |             0xFF => Some(Instruction::RST(RSTVec::h38)),
[INFO] [stdout]     |             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:921:13
[INFO] [stdout]     |
[INFO] [stdout] 921 |             _ => None // TODO add all prefix instructions
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:429:13
[INFO] [stdout]     |
[INFO] [stdout] 429 |             0x78 => Some(Instruction::LD(LoadType::Byte(LoadByteTarget::A, LoadByteSource::B))),
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:620:13
[INFO] [stdout]     |
[INFO] [stdout] 620 |             0xFF => Some(Instruction::RST(RSTVec::h38)),
[INFO] [stdout]     |             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:921:13
[INFO] [stdout]     |
[INFO] [stdout] 921 |             _ => None // TODO add all prefix instructions
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:1762:9
[INFO] [stdout]      |
[INFO] [stdout] 1762 |     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: field is never read: `ime`
[INFO] [stdout]     --> src/main.rs:1006:5
[INFO] [stdout]      |
[INFO] [stdout] 1006 |     ime: bool,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `LCDC` should have a snake case name
[INFO] [stdout]     --> src/main.rs:1059:13
[INFO] [stdout]      |
[INFO] [stdout] 1059 |         let LCDC = self.bus.read_byte(0xFF40);
[INFO] [stdout]      |             ^^^^ help: convert the identifier to snake case: `lcdc`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:1762:9
[INFO] [stdout]      |
[INFO] [stdout] 1762 |     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: field is never read: `ime`
[INFO] [stdout]     --> src/main.rs:1006:5
[INFO] [stdout]      |
[INFO] [stdout] 1006 |     ime: bool,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `LCDC` should have a snake case name
[INFO] [stdout]     --> src/main.rs:1059:13
[INFO] [stdout]      |
[INFO] [stdout] 1059 |         let LCDC = self.bus.read_byte(0xFF40);
[INFO] [stdout]      |             ^^^^ help: convert the identifier to snake case: `lcdc`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::num::<impl u16>::wrapping_add` that must be used
[INFO] [stdout]     --> src/main.rs:1456:13
[INFO] [stdout]      |
[INFO] [stdout] 1456 |             self.pc.wrapping_add(relative_val);
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]      = note: this returns the result of the operation, without modifying the original
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/main.rs:1740:13
[INFO] [stdout]      |
[INFO] [stdout] 1740 |             window.update_with_buffer(&window_buffer, WIDTH, HEIGHT);
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::num::<impl u16>::wrapping_add` that must be used
[INFO] [stdout]     --> src/main.rs:1456:13
[INFO] [stdout]      |
[INFO] [stdout] 1456 |             self.pc.wrapping_add(relative_val);
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]      = note: this returns the result of the operation, without modifying the original
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/main.rs:1740:13
[INFO] [stdout]      |
[INFO] [stdout] 1740 |             window.update_with_buffer(&window_buffer, WIDTH, HEIGHT);
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] running `Command { std: "docker" "inspect" "4643e381a8143491c2cd4b8b2cd6d0a3c4b269de352f5124d4c3a0714765035f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4643e381a8143491c2cd4b8b2cd6d0a3c4b269de352f5124d4c3a0714765035f", kill_on_drop: false }`
[INFO] [stdout] 4643e381a8143491c2cd4b8b2cd6d0a3c4b269de352f5124d4c3a0714765035f