Dec 11 13:03:27.782 INFO checking mxbrt/rust-chip-8 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 13:03:27.782 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 13:03:28.009 INFO [stdout] 3ef6ef53653a1aeb02470d40f85195681ea73637e719e8fd1c58601e91106392
Dec 11 13:03:28.011 INFO running `"docker" "start" "-a" "3ef6ef53653a1aeb02470d40f85195681ea73637e719e8fd1c58601e91106392"`
Dec 11 13:03:28.470 INFO [stderr] usermod: no changes
Dec 11 13:03:28.543 INFO [stderr]     Checking rust-chip-8 v0.1.0 (/source)
Dec 11 13:03:28.856 INFO [stderr] warning: unused variable: `chip`
Dec 11 13:03:28.856 INFO [stderr]   --> src/main.rs:97:13
Dec 11 13:03:28.856 INFO [stderr]    |
Dec 11 13:03:28.856 INFO [stderr] 97 |     let mut chip = Chip8::new(game_path);
Dec 11 13:03:28.856 INFO [stderr]    |             ^^^^ help: consider using `_chip` instead
Dec 11 13:03:28.856 INFO [stderr]    |
Dec 11 13:03:28.856 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 13:03:28.856 INFO [stderr] 
Dec 11 13:03:28.856 INFO [stderr] warning: variable does not need to be mutable
Dec 11 13:03:28.856 INFO [stderr]   --> src/main.rs:97:9
Dec 11 13:03:28.856 INFO [stderr]    |
Dec 11 13:03:28.856 INFO [stderr] 97 |     let mut chip = Chip8::new(game_path);
Dec 11 13:03:28.856 INFO [stderr]    |         ----^^^^
Dec 11 13:03:28.857 INFO [stderr]    |         |
Dec 11 13:03:28.857 INFO [stderr]    |         help: remove this `mut`
Dec 11 13:03:28.857 INFO [stderr]    |
Dec 11 13:03:28.857 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 13:03:28.857 INFO [stderr] 
Dec 11 13:03:28.857 INFO [stderr] warning: field is never used: `stack`
Dec 11 13:03:28.857 INFO [stderr]   --> src/main.rs:13:5
Dec 11 13:03:28.857 INFO [stderr]    |
Dec 11 13:03:28.857 INFO [stderr] 13 |     stack: [usize; 16],
Dec 11 13:03:28.857 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 11 13:03:28.857 INFO [stderr]    |
Dec 11 13:03:28.857 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 13:03:28.857 INFO [stderr] 
Dec 11 13:03:28.857 INFO [stderr] warning: field is never used: `v`
Dec 11 13:03:28.857 INFO [stderr]   --> src/main.rs:14:5
Dec 11 13:03:28.857 INFO [stderr]    |
Dec 11 13:03:28.857 INFO [stderr] 14 |     v: [u8; 16], // registers
Dec 11 13:03:28.857 INFO [stderr]    |     ^^^^^^^^^^^
Dec 11 13:03:28.857 INFO [stderr] 
Dec 11 13:03:28.857 INFO [stderr] warning: field is never used: `i`
Dec 11 13:03:28.857 INFO [stderr]   --> src/main.rs:15:5
Dec 11 13:03:28.857 INFO [stderr]    |
Dec 11 13:03:28.857 INFO [stderr] 15 |     i: u16, // I register
Dec 11 13:03:28.857 INFO [stderr]    |     ^^^^^^
Dec 11 13:03:28.857 INFO [stderr] 
Dec 11 13:03:28.857 INFO [stderr] warning: field is never used: `timers`
Dec 11 13:03:28.857 INFO [stderr]   --> src/main.rs:16:5
Dec 11 13:03:28.857 INFO [stderr]    |
Dec 11 13:03:28.857 INFO [stderr] 16 |     timers: [u16; 2], // Delay and Sound timers
Dec 11 13:03:28.857 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 11 13:03:28.857 INFO [stderr] 
Dec 11 13:03:28.857 INFO [stderr] warning: field is never used: `pc`
Dec 11 13:03:28.857 INFO [stderr]   --> src/main.rs:17:5
Dec 11 13:03:28.857 INFO [stderr]    |
Dec 11 13:03:28.857 INFO [stderr] 17 |     pc: usize, // program counter
Dec 11 13:03:28.857 INFO [stderr]    |     ^^^^^^^^^
Dec 11 13:03:28.857 INFO [stderr] 
Dec 11 13:03:28.857 INFO [stderr] warning: field is never used: `sp`
Dec 11 13:03:28.857 INFO [stderr]   --> src/main.rs:18:5
Dec 11 13:03:28.857 INFO [stderr]    |
Dec 11 13:03:28.857 INFO [stderr] 18 |     sp: usize, // stack pointer
Dec 11 13:03:28.857 INFO [stderr]    |     ^^^^^^^^^
Dec 11 13:03:28.857 INFO [stderr] 
Dec 11 13:03:28.857 INFO [stderr] warning: field is never used: `buf`
Dec 11 13:03:28.857 INFO [stderr]   --> src/main.rs:19:5
Dec 11 13:03:28.857 INFO [stderr]    |
Dec 11 13:03:28.857 INFO [stderr] 19 |     buf: [bool; ROWS*COLS], // display buffer
Dec 11 13:03:28.857 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:03:28.857 INFO [stderr] 
Dec 11 13:03:28.857 INFO [stderr] warning: method is never used: `cpu_step`
Dec 11 13:03:28.857 INFO [stderr]   --> src/main.rs:43:5
Dec 11 13:03:28.857 INFO [stderr]    |
Dec 11 13:03:28.857 INFO [stderr] 43 |     fn cpu_step(&mut self) {
Dec 11 13:03:28.857 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:03:28.857 INFO [stderr] 
Dec 11 13:03:28.885 INFO [stderr] warning: unused variable: `chip`
Dec 11 13:03:28.885 INFO [stderr]   --> src/main.rs:97:13
Dec 11 13:03:28.885 INFO [stderr]    |
Dec 11 13:03:28.885 INFO [stderr] 97 |     let mut chip = Chip8::new(game_path);
Dec 11 13:03:28.885 INFO [stderr]    |             ^^^^ help: consider using `_chip` instead
Dec 11 13:03:28.885 INFO [stderr]    |
Dec 11 13:03:28.885 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 13:03:28.885 INFO [stderr] 
Dec 11 13:03:28.896 INFO [stderr] warning: variable does not need to be mutable
Dec 11 13:03:28.896 INFO [stderr]   --> src/main.rs:97:9
Dec 11 13:03:28.896 INFO [stderr]    |
Dec 11 13:03:28.896 INFO [stderr] 97 |     let mut chip = Chip8::new(game_path);
Dec 11 13:03:28.896 INFO [stderr]    |         ----^^^^
Dec 11 13:03:28.896 INFO [stderr]    |         |
Dec 11 13:03:28.896 INFO [stderr]    |         help: remove this `mut`
Dec 11 13:03:28.896 INFO [stderr]    |
Dec 11 13:03:28.896 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 13:03:28.896 INFO [stderr] 
Dec 11 13:03:28.896 INFO [stderr] warning: field is never used: `stack`
Dec 11 13:03:28.896 INFO [stderr]   --> src/main.rs:13:5
Dec 11 13:03:28.896 INFO [stderr]    |
Dec 11 13:03:28.896 INFO [stderr] 13 |     stack: [usize; 16],
Dec 11 13:03:28.896 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 11 13:03:28.896 INFO [stderr]    |
Dec 11 13:03:28.896 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 13:03:28.896 INFO [stderr] 
Dec 11 13:03:28.896 INFO [stderr] warning: field is never used: `v`
Dec 11 13:03:28.896 INFO [stderr]   --> src/main.rs:14:5
Dec 11 13:03:28.896 INFO [stderr]    |
Dec 11 13:03:28.896 INFO [stderr] 14 |     v: [u8; 16], // registers
Dec 11 13:03:28.896 INFO [stderr]    |     ^^^^^^^^^^^
Dec 11 13:03:28.896 INFO [stderr] 
Dec 11 13:03:28.896 INFO [stderr] warning: field is never used: `i`
Dec 11 13:03:28.896 INFO [stderr]   --> src/main.rs:15:5
Dec 11 13:03:28.896 INFO [stderr]    |
Dec 11 13:03:28.896 INFO [stderr] 15 |     i: u16, // I register
Dec 11 13:03:28.896 INFO [stderr]    |     ^^^^^^
Dec 11 13:03:28.896 INFO [stderr] 
Dec 11 13:03:28.896 INFO [stderr] warning: field is never used: `timers`
Dec 11 13:03:28.896 INFO [stderr]   --> src/main.rs:16:5
Dec 11 13:03:28.896 INFO [stderr]    |
Dec 11 13:03:28.896 INFO [stderr] 16 |     timers: [u16; 2], // Delay and Sound timers
Dec 11 13:03:28.896 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 11 13:03:28.896 INFO [stderr] 
Dec 11 13:03:28.897 INFO [stderr] warning: field is never used: `pc`
Dec 11 13:03:28.897 INFO [stderr]   --> src/main.rs:17:5
Dec 11 13:03:28.897 INFO [stderr]    |
Dec 11 13:03:28.897 INFO [stderr] 17 |     pc: usize, // program counter
Dec 11 13:03:28.897 INFO [stderr]    |     ^^^^^^^^^
Dec 11 13:03:28.897 INFO [stderr] 
Dec 11 13:03:28.897 INFO [stderr] warning: field is never used: `sp`
Dec 11 13:03:28.897 INFO [stderr]   --> src/main.rs:18:5
Dec 11 13:03:28.897 INFO [stderr]    |
Dec 11 13:03:28.897 INFO [stderr] 18 |     sp: usize, // stack pointer
Dec 11 13:03:28.897 INFO [stderr]    |     ^^^^^^^^^
Dec 11 13:03:28.897 INFO [stderr] 
Dec 11 13:03:28.897 INFO [stderr] warning: field is never used: `buf`
Dec 11 13:03:28.897 INFO [stderr]   --> src/main.rs:19:5
Dec 11 13:03:28.897 INFO [stderr]    |
Dec 11 13:03:28.897 INFO [stderr] 19 |     buf: [bool; ROWS*COLS], // display buffer
Dec 11 13:03:28.897 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:03:28.897 INFO [stderr] 
Dec 11 13:03:28.897 INFO [stderr] warning: method is never used: `cpu_step`
Dec 11 13:03:28.897 INFO [stderr]   --> src/main.rs:43:5
Dec 11 13:03:28.897 INFO [stderr]    |
Dec 11 13:03:28.897 INFO [stderr] 43 |     fn cpu_step(&mut self) {
Dec 11 13:03:28.897 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:03:28.897 INFO [stderr] 
Dec 11 13:03:28.926 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
Dec 11 13:03:28.928 INFO [stderr] su: No module specific data is present
Dec 11 13:03:29.375 INFO running `"docker" "inspect" "3ef6ef53653a1aeb02470d40f85195681ea73637e719e8fd1c58601e91106392"`
Dec 11 13:03:29.762 INFO running `"docker" "rm" "-f" "3ef6ef53653a1aeb02470d40f85195681ea73637e719e8fd1c58601e91106392"`
Dec 11 13:03:30.080 INFO [stdout] 3ef6ef53653a1aeb02470d40f85195681ea73637e719e8fd1c58601e91106392