[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] 324d7377e188f666c9fc890ffd32c29bc2eb41fc
[INFO] checking Chrizzsh/gameboy against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChrizzsh%2Fgameboy" "/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/Chrizzsh/gameboy on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "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-4/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" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "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 wayland-commons v0.27.0
[INFO] [stderr]   Downloaded minifb v0.19.2
[INFO] [stderr]   Downloaded orbclient v0.3.31
[INFO] [stderr]   Downloaded wayland-cursor v0.27.0
[INFO] [stderr]   Downloaded wayland-sys v0.27.0
[INFO] [stderr]   Downloaded wayland-protocols v0.27.0
[INFO] [stderr]   Downloaded wayland-scanner v0.27.0
[INFO] [stderr]   Downloaded wayland-client v0.27.0
[INFO] [stderr]   Downloaded xkbcommon-sys v0.7.5
[INFO] [stderr]   Downloaded xkb v0.2.1
[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" "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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7d38a42c7a397c145857cd115e57d93697bf658b363927af73a67404fb4c532
[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" "b7d38a42c7a397c145857cd115e57d93697bf658b363927af73a67404fb4c532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7d38a42c7a397c145857cd115e57d93697bf658b363927af73a67404fb4c532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7d38a42c7a397c145857cd115e57d93697bf658b363927af73a67404fb4c532", kill_on_drop: false }`
[INFO] [stdout] b7d38a42c7a397c145857cd115e57d93697bf658b363927af73a67404fb4c532
[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" "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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 999a30cdc3b2ec2c4b0304fbd6a01f7b26fa553fb1647d5a500ad887f53f221c
[INFO] running `Command { std: "docker" "start" "-a" "999a30cdc3b2ec2c4b0304fbd6a01f7b26fa553fb1647d5a500ad887f53f221c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.87
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling clang-sys v1.1.1
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling wayland-sys v0.27.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling wayland-scanner v0.27.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling minifb v0.19.2
[INFO] [stderr]    Compiling wayland-client v0.27.0
[INFO] [stderr]    Compiling wayland-protocols v0.27.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[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_core v0.6.2
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling cexpr v0.4.0
[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 = 0x00,
[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 = 0x10,
[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 = 0x20,
[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 = 0x30,
[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 = 0x08,
[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 = 0x18,
[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 = 0x28,
[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 = 0x38,
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `H38`
[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 = 0x00,
[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 = 0x10,
[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 = 0x20,
[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 = 0x30,
[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 = 0x08,
[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 = 0x18,
[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 = 0x28,
[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 = 0x38,
[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:1988:9
[INFO] [stdout]      |
[INFO] [stdout] 1988 |     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:1007:5
[INFO] [stdout]      |
[INFO] [stdout] 1007 |     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:1071:13
[INFO] [stdout]      |
[INFO] [stdout] 1071 |         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:1988:9
[INFO] [stdout]      |
[INFO] [stdout] 1988 |     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:1007:5
[INFO] [stdout]      |
[INFO] [stdout] 1007 |     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:1071:13
[INFO] [stdout]      |
[INFO] [stdout] 1071 |         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 `Result` that must be used
[INFO] [stdout]     --> src/main.rs:1966:13
[INFO] [stdout]      |
[INFO] [stdout] 1966 |             window.update_with_buffer(&window_buffer, WIDTH, HEIGHT);
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/main.rs:1966:13
[INFO] [stdout]      |
[INFO] [stdout] 1966 |             window.update_with_buffer(&window_buffer, WIDTH, HEIGHT);
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `Command { std: "docker" "inspect" "999a30cdc3b2ec2c4b0304fbd6a01f7b26fa553fb1647d5a500ad887f53f221c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "999a30cdc3b2ec2c4b0304fbd6a01f7b26fa553fb1647d5a500ad887f53f221c", kill_on_drop: false }`
[INFO] [stdout] 999a30cdc3b2ec2c4b0304fbd6a01f7b26fa553fb1647d5a500ad887f53f221c