Nov 27 23:28:31.126 INFO checking nryaskin/simulator against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 23:28:31.126 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 27 23:28:31.581 INFO [stdout] 0bc6c258f523849784c788b2274d5a3d64cb5ca24930e5b449a23ad409fd0359
Nov 27 23:28:31.586 INFO running `"docker" "start" "-a" "0bc6c258f523849784c788b2274d5a3d64cb5ca24930e5b449a23ad409fd0359"`
Nov 27 23:28:32.968 INFO [stderr] usermod: no changes
Nov 27 23:28:33.028 INFO [stderr]     Checking disassembler v0.1.0 (/source)
Nov 27 23:28:33.363 INFO [stderr] warning: variable does not need to be mutable
Nov 27 23:28:33.364 INFO [stderr]   --> src/chip8/mod.rs:42:13
Nov 27 23:28:33.364 INFO [stderr]    |
Nov 27 23:28:33.364 INFO [stderr] 42 |         let mut file = File::open(file_path).unwrap();
Nov 27 23:28:33.365 INFO [stderr]    |             ----^^^^
Nov 27 23:28:33.365 INFO [stderr]    |             |
Nov 27 23:28:33.365 INFO [stderr]    |             help: remove this `mut`
Nov 27 23:28:33.365 INFO [stderr]    |
Nov 27 23:28:33.366 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 27 23:28:33.366 INFO [stderr] 
Nov 27 23:28:33.366 INFO [stderr] warning: field is never used: `opcode`
Nov 27 23:28:33.366 INFO [stderr]  --> src/chip8/cpu.rs:7:5
Nov 27 23:28:33.367 INFO [stderr]   |
Nov 27 23:28:33.367 INFO [stderr] 7 |     opcode : u16,
Nov 27 23:28:33.367 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 27 23:28:33.368 INFO [stderr]   |
Nov 27 23:28:33.368 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 27 23:28:33.368 INFO [stderr] 
Nov 27 23:28:33.369 INFO [stderr] warning: field is never used: `index`
Nov 27 23:28:33.369 INFO [stderr]  --> src/chip8/cpu.rs:8:5
Nov 27 23:28:33.369 INFO [stderr]   |
Nov 27 23:28:33.369 INFO [stderr] 8 |     index: u16,
Nov 27 23:28:33.372 INFO [stderr]   |     ^^^^^^^^^^
Nov 27 23:28:33.372 INFO [stderr] 
Nov 27 23:28:33.373 INFO [stderr] warning: field is never used: `registers`
Nov 27 23:28:33.373 INFO [stderr]   --> src/chip8/cpu.rs:10:5
Nov 27 23:28:33.373 INFO [stderr]    |
Nov 27 23:28:33.373 INFO [stderr] 10 |     registers: [u8; CHIP8_REGISTER_COUNT], 
Nov 27 23:28:33.374 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:33.374 INFO [stderr] 
Nov 27 23:28:33.374 INFO [stderr] warning: field is never used: `stack`
Nov 27 23:28:33.374 INFO [stderr]   --> src/chip8/cpu.rs:11:5
Nov 27 23:28:33.375 INFO [stderr]    |
Nov 27 23:28:33.375 INFO [stderr] 11 |     stack: [u16; CHIP8_STACK_SIZE],
Nov 27 23:28:33.375 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:33.376 INFO [stderr] 
Nov 27 23:28:33.376 INFO [stderr] warning: field is never used: `sp`
Nov 27 23:28:33.376 INFO [stderr]   --> src/chip8/cpu.rs:12:5
Nov 27 23:28:33.377 INFO [stderr]    |
Nov 27 23:28:33.377 INFO [stderr] 12 |     sp: u16,
Nov 27 23:28:33.377 INFO [stderr]    |     ^^^^^^^
Nov 27 23:28:33.377 INFO [stderr] 
Nov 27 23:28:33.378 INFO [stderr] warning: field is never used: `delay_timer`
Nov 27 23:28:33.378 INFO [stderr]   --> src/chip8/cpu.rs:13:5
Nov 27 23:28:33.378 INFO [stderr]    |
Nov 27 23:28:33.378 INFO [stderr] 13 |     delay_timer: u8,
Nov 27 23:28:33.379 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 27 23:28:33.379 INFO [stderr] 
Nov 27 23:28:33.379 INFO [stderr] warning: field is never used: `sound_timer`
Nov 27 23:28:33.380 INFO [stderr]   --> src/chip8/cpu.rs:14:5
Nov 27 23:28:33.380 INFO [stderr]    |
Nov 27 23:28:33.380 INFO [stderr] 14 |     sound_timer: u8,
Nov 27 23:28:33.380 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 27 23:28:33.381 INFO [stderr] 
Nov 27 23:28:33.381 INFO [stderr] warning: field is never used: `gfx`
Nov 27 23:28:33.381 INFO [stderr]  --> src/chip8/graphics.rs:2:5
Nov 27 23:28:33.382 INFO [stderr]   |
Nov 27 23:28:33.382 INFO [stderr] 2 |     gfx: [u8; 64 * 32],
Nov 27 23:28:33.382 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 27 23:28:33.382 INFO [stderr] 
Nov 27 23:28:33.383 INFO [stderr] warning: method is never used: `mem_read`
Nov 27 23:28:33.383 INFO [stderr]   --> src/chip8/memory.rs:21:5
Nov 27 23:28:33.383 INFO [stderr]    |
Nov 27 23:28:33.383 INFO [stderr] 21 |     pub fn mem_read(&self, addr: u16) -> u16 {
Nov 27 23:28:33.384 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:33.384 INFO [stderr] 
Nov 27 23:28:33.384 INFO [stderr] warning: method is never used: `mem_size`
Nov 27 23:28:33.385 INFO [stderr]   --> src/chip8/memory.rs:25:5
Nov 27 23:28:33.385 INFO [stderr]    |
Nov 27 23:28:33.385 INFO [stderr] 25 |     pub fn mem_size(&self) -> usize {
Nov 27 23:28:33.386 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:33.386 INFO [stderr] 
Nov 27 23:28:33.386 INFO [stderr] warning: struct is never constructed: `Keypad`
Nov 27 23:28:33.386 INFO [stderr]  --> src/chip8/keypad.rs:3:1
Nov 27 23:28:33.387 INFO [stderr]   |
Nov 27 23:28:33.387 INFO [stderr] 3 | pub struct Keypad {
Nov 27 23:28:33.387 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Nov 27 23:28:33.388 INFO [stderr] 
Nov 27 23:28:33.388 INFO [stderr] warning: field is never used: `cpu`
Nov 27 23:28:33.388 INFO [stderr]   --> src/chip8/mod.rs:15:5
Nov 27 23:28:33.388 INFO [stderr]    |
Nov 27 23:28:33.389 INFO [stderr] 15 |     cpu: CPU,
Nov 27 23:28:33.389 INFO [stderr]    |     ^^^^^^^^
Nov 27 23:28:33.389 INFO [stderr] 
Nov 27 23:28:33.390 INFO [stderr] warning: field is never used: `gr`
Nov 27 23:28:33.390 INFO [stderr]   --> src/chip8/mod.rs:17:5
Nov 27 23:28:33.390 INFO [stderr]    |
Nov 27 23:28:33.390 INFO [stderr] 17 |     gr: Graphics,
Nov 27 23:28:33.391 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 27 23:28:33.391 INFO [stderr] 
Nov 27 23:28:33.391 INFO [stderr] warning: method is never used: `get_mem`
Nov 27 23:28:33.392 INFO [stderr]   --> src/chip8/mod.rs:33:5
Nov 27 23:28:33.396 INFO [stderr]    |
Nov 27 23:28:33.396 INFO [stderr] 33 |     pub fn get_mem(&self, addr: u16) -> u16 {
Nov 27 23:28:33.397 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:33.397 INFO [stderr] 
Nov 27 23:28:33.397 INFO [stderr] warning: method is never used: `load_game`
Nov 27 23:28:33.397 INFO [stderr]   --> src/chip8/mod.rs:41:5
Nov 27 23:28:33.398 INFO [stderr]    |
Nov 27 23:28:33.398 INFO [stderr] 41 |     pub fn load_game(&mut self, file_path: &String) -> io::Result<()> {
Nov 27 23:28:33.398 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:33.399 INFO [stderr] 
Nov 27 23:28:33.453 INFO [stderr] warning: variable does not need to be mutable
Nov 27 23:28:33.453 INFO [stderr]   --> src/chip8/mod.rs:42:13
Nov 27 23:28:33.453 INFO [stderr]    |
Nov 27 23:28:33.454 INFO [stderr] 42 |         let mut file = File::open(file_path).unwrap();
Nov 27 23:28:33.454 INFO [stderr]    |             ----^^^^
Nov 27 23:28:33.454 INFO [stderr]    |             |
Nov 27 23:28:33.455 INFO [stderr]    |             help: remove this `mut`
Nov 27 23:28:33.455 INFO [stderr]    |
Nov 27 23:28:33.455 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 27 23:28:33.456 INFO [stderr] 
Nov 27 23:28:33.461 INFO [stderr] warning: field is never used: `opcode`
Nov 27 23:28:33.461 INFO [stderr]  --> src/chip8/cpu.rs:7:5
Nov 27 23:28:33.461 INFO [stderr]   |
Nov 27 23:28:33.462 INFO [stderr] 7 |     opcode : u16,
Nov 27 23:28:33.462 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 27 23:28:33.462 INFO [stderr]   |
Nov 27 23:28:33.463 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 27 23:28:33.463 INFO [stderr] 
Nov 27 23:28:33.463 INFO [stderr] warning: field is never used: `index`
Nov 27 23:28:33.463 INFO [stderr]  --> src/chip8/cpu.rs:8:5
Nov 27 23:28:33.464 INFO [stderr]   |
Nov 27 23:28:33.464 INFO [stderr] 8 |     index: u16,
Nov 27 23:28:33.464 INFO [stderr]   |     ^^^^^^^^^^
Nov 27 23:28:33.465 INFO [stderr] 
Nov 27 23:28:33.465 INFO [stderr] warning: field is never used: `registers`
Nov 27 23:28:33.465 INFO [stderr]   --> src/chip8/cpu.rs:10:5
Nov 27 23:28:33.466 INFO [stderr]    |
Nov 27 23:28:33.466 INFO [stderr] 10 |     registers: [u8; CHIP8_REGISTER_COUNT], 
Nov 27 23:28:33.466 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:33.466 INFO [stderr] 
Nov 27 23:28:33.467 INFO [stderr] warning: field is never used: `stack`
Nov 27 23:28:33.467 INFO [stderr]   --> src/chip8/cpu.rs:11:5
Nov 27 23:28:33.467 INFO [stderr]    |
Nov 27 23:28:33.468 INFO [stderr] 11 |     stack: [u16; CHIP8_STACK_SIZE],
Nov 27 23:28:33.468 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:33.468 INFO [stderr] 
Nov 27 23:28:33.469 INFO [stderr] warning: field is never used: `sp`
Nov 27 23:28:33.469 INFO [stderr]   --> src/chip8/cpu.rs:12:5
Nov 27 23:28:33.469 INFO [stderr]    |
Nov 27 23:28:33.470 INFO [stderr] 12 |     sp: u16,
Nov 27 23:28:33.470 INFO [stderr]    |     ^^^^^^^
Nov 27 23:28:33.470 INFO [stderr] 
Nov 27 23:28:33.470 INFO [stderr] warning: field is never used: `delay_timer`
Nov 27 23:28:33.471 INFO [stderr]   --> src/chip8/cpu.rs:13:5
Nov 27 23:28:33.471 INFO [stderr]    |
Nov 27 23:28:33.471 INFO [stderr] 13 |     delay_timer: u8,
Nov 27 23:28:33.472 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 27 23:28:33.472 INFO [stderr] 
Nov 27 23:28:33.472 INFO [stderr] warning: field is never used: `sound_timer`
Nov 27 23:28:33.473 INFO [stderr]   --> src/chip8/cpu.rs:14:5
Nov 27 23:28:33.473 INFO [stderr]    |
Nov 27 23:28:33.473 INFO [stderr] 14 |     sound_timer: u8,
Nov 27 23:28:33.474 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 27 23:28:33.474 INFO [stderr] 
Nov 27 23:28:33.474 INFO [stderr] warning: field is never used: `gfx`
Nov 27 23:28:33.474 INFO [stderr]  --> src/chip8/graphics.rs:2:5
Nov 27 23:28:33.475 INFO [stderr]   |
Nov 27 23:28:33.475 INFO [stderr] 2 |     gfx: [u8; 64 * 32],
Nov 27 23:28:33.475 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 27 23:28:33.475 INFO [stderr] 
Nov 27 23:28:33.476 INFO [stderr] warning: method is never used: `mem_read`
Nov 27 23:28:33.480 INFO [stderr]   --> src/chip8/memory.rs:21:5
Nov 27 23:28:33.480 INFO [stderr]    |
Nov 27 23:28:33.481 INFO [stderr] 21 |     pub fn mem_read(&self, addr: u16) -> u16 {
Nov 27 23:28:33.481 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:33.481 INFO [stderr] 
Nov 27 23:28:33.482 INFO [stderr] warning: method is never used: `mem_size`
Nov 27 23:28:33.482 INFO [stderr]   --> src/chip8/memory.rs:25:5
Nov 27 23:28:33.482 INFO [stderr]    |
Nov 27 23:28:33.482 INFO [stderr] 25 |     pub fn mem_size(&self) -> usize {
Nov 27 23:28:33.483 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:33.483 INFO [stderr] 
Nov 27 23:28:33.483 INFO [stderr] warning: struct is never constructed: `Keypad`
Nov 27 23:28:33.484 INFO [stderr]  --> src/chip8/keypad.rs:3:1
Nov 27 23:28:33.484 INFO [stderr]   |
Nov 27 23:28:33.484 INFO [stderr] 3 | pub struct Keypad {
Nov 27 23:28:33.484 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Nov 27 23:28:33.485 INFO [stderr] 
Nov 27 23:28:33.485 INFO [stderr] warning: field is never used: `cpu`
Nov 27 23:28:33.485 INFO [stderr]   --> src/chip8/mod.rs:15:5
Nov 27 23:28:33.486 INFO [stderr]    |
Nov 27 23:28:33.486 INFO [stderr] 15 |     cpu: CPU,
Nov 27 23:28:33.486 INFO [stderr]    |     ^^^^^^^^
Nov 27 23:28:33.487 INFO [stderr] 
Nov 27 23:28:33.487 INFO [stderr] warning: field is never used: `gr`
Nov 27 23:28:33.487 INFO [stderr]   --> src/chip8/mod.rs:17:5
Nov 27 23:28:33.487 INFO [stderr]    |
Nov 27 23:28:33.488 INFO [stderr] 17 |     gr: Graphics,
Nov 27 23:28:33.488 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 27 23:28:33.488 INFO [stderr] 
Nov 27 23:28:33.489 INFO [stderr] warning: method is never used: `get_mem`
Nov 27 23:28:33.489 INFO [stderr]   --> src/chip8/mod.rs:33:5
Nov 27 23:28:33.489 INFO [stderr]    |
Nov 27 23:28:33.489 INFO [stderr] 33 |     pub fn get_mem(&self, addr: u16) -> u16 {
Nov 27 23:28:33.489 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:33.489 INFO [stderr] 
Nov 27 23:28:33.489 INFO [stderr] warning: method is never used: `load_game`
Nov 27 23:28:33.489 INFO [stderr]   --> src/chip8/mod.rs:41:5
Nov 27 23:28:33.489 INFO [stderr]    |
Nov 27 23:28:33.489 INFO [stderr] 41 |     pub fn load_game(&mut self, file_path: &String) -> io::Result<()> {
Nov 27 23:28:33.489 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:33.489 INFO [stderr] 
Nov 27 23:28:33.515 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Nov 27 23:28:33.515 INFO [stderr] su: No module specific data is present
Nov 27 23:28:34.575 INFO running `"docker" "inspect" "0bc6c258f523849784c788b2274d5a3d64cb5ca24930e5b449a23ad409fd0359"`
Nov 27 23:28:34.853 INFO running `"docker" "rm" "-f" "0bc6c258f523849784c788b2274d5a3d64cb5ca24930e5b449a23ad409fd0359"`
Nov 27 23:28:35.148 INFO [stdout] 0bc6c258f523849784c788b2274d5a3d64cb5ca24930e5b449a23ad409fd0359