Nov 29 21:11:31.689 INFO checking nryaskin/simulator against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 21:11:31.689 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 29 21:11:32.143 INFO [stdout] de9eafa4b812293d505a66da74129b3f27e557a58e8c8f4d63cd8d1a706f644c
Nov 29 21:11:32.145 INFO running `"docker" "start" "-a" "de9eafa4b812293d505a66da74129b3f27e557a58e8c8f4d63cd8d1a706f644c"`
Nov 29 21:11:33.726 INFO [stderr] usermod: no changes
Nov 29 21:11:33.780 INFO [stderr]     Checking disassembler v0.1.0 (/source)
Nov 29 21:11:34.097 INFO [stderr] warning: variable does not need to be mutable
Nov 29 21:11:34.097 INFO [stderr]   --> src/chip8/mod.rs:42:13
Nov 29 21:11:34.097 INFO [stderr]    |
Nov 29 21:11:34.097 INFO [stderr] 42 |         let mut file = File::open(file_path).unwrap();
Nov 29 21:11:34.097 INFO [stderr]    |             ----^^^^
Nov 29 21:11:34.097 INFO [stderr]    |             |
Nov 29 21:11:34.097 INFO [stderr]    |             help: remove this `mut`
Nov 29 21:11:34.097 INFO [stderr]    |
Nov 29 21:11:34.097 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 21:11:34.097 INFO [stderr] 
Nov 29 21:11:34.097 INFO [stderr] warning: field is never used: `opcode`
Nov 29 21:11:34.097 INFO [stderr]  --> src/chip8/cpu.rs:7:5
Nov 29 21:11:34.097 INFO [stderr]   |
Nov 29 21:11:34.097 INFO [stderr] 7 |     opcode : u16,
Nov 29 21:11:34.097 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 29 21:11:34.097 INFO [stderr]   |
Nov 29 21:11:34.097 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 29 21:11:34.097 INFO [stderr] 
Nov 29 21:11:34.097 INFO [stderr] warning: field is never used: `index`
Nov 29 21:11:34.097 INFO [stderr]  --> src/chip8/cpu.rs:8:5
Nov 29 21:11:34.097 INFO [stderr]   |
Nov 29 21:11:34.097 INFO [stderr] 8 |     index: u16,
Nov 29 21:11:34.097 INFO [stderr]   |     ^^^^^^^^^^
Nov 29 21:11:34.097 INFO [stderr] 
Nov 29 21:11:34.097 INFO [stderr] warning: field is never used: `registers`
Nov 29 21:11:34.097 INFO [stderr]   --> src/chip8/cpu.rs:10:5
Nov 29 21:11:34.097 INFO [stderr]    |
Nov 29 21:11:34.097 INFO [stderr] 10 |     registers: [u8; CHIP8_REGISTER_COUNT], 
Nov 29 21:11:34.097 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:11:34.097 INFO [stderr] 
Nov 29 21:11:34.097 INFO [stderr] warning: field is never used: `stack`
Nov 29 21:11:34.097 INFO [stderr]   --> src/chip8/cpu.rs:11:5
Nov 29 21:11:34.097 INFO [stderr]    |
Nov 29 21:11:34.097 INFO [stderr] 11 |     stack: [u16; CHIP8_STACK_SIZE],
Nov 29 21:11:34.097 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:11:34.097 INFO [stderr] 
Nov 29 21:11:34.097 INFO [stderr] warning: field is never used: `sp`
Nov 29 21:11:34.097 INFO [stderr]   --> src/chip8/cpu.rs:12:5
Nov 29 21:11:34.097 INFO [stderr]    |
Nov 29 21:11:34.097 INFO [stderr] 12 |     sp: u16,
Nov 29 21:11:34.097 INFO [stderr]    |     ^^^^^^^
Nov 29 21:11:34.097 INFO [stderr] 
Nov 29 21:11:34.097 INFO [stderr] warning: field is never used: `delay_timer`
Nov 29 21:11:34.097 INFO [stderr]   --> src/chip8/cpu.rs:13:5
Nov 29 21:11:34.097 INFO [stderr]    |
Nov 29 21:11:34.097 INFO [stderr] 13 |     delay_timer: u8,
Nov 29 21:11:34.097 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 29 21:11:34.097 INFO [stderr] 
Nov 29 21:11:34.097 INFO [stderr] warning: field is never used: `sound_timer`
Nov 29 21:11:34.097 INFO [stderr]   --> src/chip8/cpu.rs:14:5
Nov 29 21:11:34.097 INFO [stderr]    |
Nov 29 21:11:34.097 INFO [stderr] 14 |     sound_timer: u8,
Nov 29 21:11:34.097 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 29 21:11:34.097 INFO [stderr] 
Nov 29 21:11:34.097 INFO [stderr] warning: field is never used: `gfx`
Nov 29 21:11:34.097 INFO [stderr]  --> src/chip8/graphics.rs:2:5
Nov 29 21:11:34.097 INFO [stderr]   |
Nov 29 21:11:34.097 INFO [stderr] 2 |     gfx: [u8; 64 * 32],
Nov 29 21:11:34.097 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 29 21:11:34.097 INFO [stderr] 
Nov 29 21:11:34.097 INFO [stderr] warning: method is never used: `mem_read`
Nov 29 21:11:34.097 INFO [stderr]   --> src/chip8/memory.rs:21:5
Nov 29 21:11:34.097 INFO [stderr]    |
Nov 29 21:11:34.097 INFO [stderr] 21 |     pub fn mem_read(&self, addr: u16) -> u16 {
Nov 29 21:11:34.097 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:11:34.097 INFO [stderr] 
Nov 29 21:11:34.098 INFO [stderr] warning: method is never used: `mem_size`
Nov 29 21:11:34.098 INFO [stderr]   --> src/chip8/memory.rs:25:5
Nov 29 21:11:34.098 INFO [stderr]    |
Nov 29 21:11:34.098 INFO [stderr] 25 |     pub fn mem_size(&self) -> usize {
Nov 29 21:11:34.098 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:11:34.098 INFO [stderr] 
Nov 29 21:11:34.098 INFO [stderr] warning: struct is never constructed: `Keypad`
Nov 29 21:11:34.098 INFO [stderr]  --> src/chip8/keypad.rs:3:1
Nov 29 21:11:34.098 INFO [stderr]   |
Nov 29 21:11:34.098 INFO [stderr] 3 | pub struct Keypad {
Nov 29 21:11:34.098 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Nov 29 21:11:34.098 INFO [stderr] 
Nov 29 21:11:34.098 INFO [stderr] warning: field is never used: `cpu`
Nov 29 21:11:34.098 INFO [stderr]   --> src/chip8/mod.rs:15:5
Nov 29 21:11:34.098 INFO [stderr]    |
Nov 29 21:11:34.098 INFO [stderr] 15 |     cpu: CPU,
Nov 29 21:11:34.098 INFO [stderr]    |     ^^^^^^^^
Nov 29 21:11:34.098 INFO [stderr] 
Nov 29 21:11:34.098 INFO [stderr] warning: field is never used: `gr`
Nov 29 21:11:34.098 INFO [stderr]   --> src/chip8/mod.rs:17:5
Nov 29 21:11:34.098 INFO [stderr]    |
Nov 29 21:11:34.098 INFO [stderr] 17 |     gr: Graphics,
Nov 29 21:11:34.098 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 29 21:11:34.098 INFO [stderr] 
Nov 29 21:11:34.098 INFO [stderr] warning: method is never used: `get_mem`
Nov 29 21:11:34.098 INFO [stderr]   --> src/chip8/mod.rs:33:5
Nov 29 21:11:34.098 INFO [stderr]    |
Nov 29 21:11:34.098 INFO [stderr] 33 |     pub fn get_mem(&self, addr: u16) -> u16 {
Nov 29 21:11:34.098 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:11:34.098 INFO [stderr] 
Nov 29 21:11:34.098 INFO [stderr] warning: method is never used: `load_game`
Nov 29 21:11:34.098 INFO [stderr]   --> src/chip8/mod.rs:41:5
Nov 29 21:11:34.098 INFO [stderr]    |
Nov 29 21:11:34.098 INFO [stderr] 41 |     pub fn load_game(&mut self, file_path: &String) -> io::Result<()> {
Nov 29 21:11:34.098 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:11:34.098 INFO [stderr] 
Nov 29 21:11:34.288 INFO [stderr] warning: variable does not need to be mutable
Nov 29 21:11:34.288 INFO [stderr]   --> src/chip8/mod.rs:42:13
Nov 29 21:11:34.288 INFO [stderr]    |
Nov 29 21:11:34.288 INFO [stderr] 42 |         let mut file = File::open(file_path).unwrap();
Nov 29 21:11:34.288 INFO [stderr]    |             ----^^^^
Nov 29 21:11:34.288 INFO [stderr]    |             |
Nov 29 21:11:34.288 INFO [stderr]    |             help: remove this `mut`
Nov 29 21:11:34.288 INFO [stderr]    |
Nov 29 21:11:34.288 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 21:11:34.288 INFO [stderr] 
Nov 29 21:11:34.288 INFO [stderr] warning: field is never used: `opcode`
Nov 29 21:11:34.288 INFO [stderr]  --> src/chip8/cpu.rs:7:5
Nov 29 21:11:34.288 INFO [stderr]   |
Nov 29 21:11:34.288 INFO [stderr] 7 |     opcode : u16,
Nov 29 21:11:34.288 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 29 21:11:34.288 INFO [stderr]   |
Nov 29 21:11:34.288 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 29 21:11:34.288 INFO [stderr] 
Nov 29 21:11:34.288 INFO [stderr] warning: field is never used: `index`
Nov 29 21:11:34.288 INFO [stderr]  --> src/chip8/cpu.rs:8:5
Nov 29 21:11:34.288 INFO [stderr]   |
Nov 29 21:11:34.288 INFO [stderr] 8 |     index: u16,
Nov 29 21:11:34.288 INFO [stderr]   |     ^^^^^^^^^^
Nov 29 21:11:34.288 INFO [stderr] 
Nov 29 21:11:34.288 INFO [stderr] warning: field is never used: `registers`
Nov 29 21:11:34.288 INFO [stderr]   --> src/chip8/cpu.rs:10:5
Nov 29 21:11:34.288 INFO [stderr]    |
Nov 29 21:11:34.288 INFO [stderr] 10 |     registers: [u8; CHIP8_REGISTER_COUNT], 
Nov 29 21:11:34.288 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:11:34.288 INFO [stderr] 
Nov 29 21:11:34.288 INFO [stderr] warning: field is never used: `stack`
Nov 29 21:11:34.288 INFO [stderr]   --> src/chip8/cpu.rs:11:5
Nov 29 21:11:34.288 INFO [stderr]    |
Nov 29 21:11:34.288 INFO [stderr] 11 |     stack: [u16; CHIP8_STACK_SIZE],
Nov 29 21:11:34.288 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:11:34.288 INFO [stderr] 
Nov 29 21:11:34.288 INFO [stderr] warning: field is never used: `sp`
Nov 29 21:11:34.288 INFO [stderr]   --> src/chip8/cpu.rs:12:5
Nov 29 21:11:34.288 INFO [stderr]    |
Nov 29 21:11:34.288 INFO [stderr] 12 |     sp: u16,
Nov 29 21:11:34.288 INFO [stderr]    |     ^^^^^^^
Nov 29 21:11:34.288 INFO [stderr] 
Nov 29 21:11:34.288 INFO [stderr] warning: field is never used: `delay_timer`
Nov 29 21:11:34.288 INFO [stderr]   --> src/chip8/cpu.rs:13:5
Nov 29 21:11:34.288 INFO [stderr]    |
Nov 29 21:11:34.288 INFO [stderr] 13 |     delay_timer: u8,
Nov 29 21:11:34.288 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 29 21:11:34.288 INFO [stderr] 
Nov 29 21:11:34.288 INFO [stderr] warning: field is never used: `sound_timer`
Nov 29 21:11:34.288 INFO [stderr]   --> src/chip8/cpu.rs:14:5
Nov 29 21:11:34.289 INFO [stderr]    |
Nov 29 21:11:34.289 INFO [stderr] 14 |     sound_timer: u8,
Nov 29 21:11:34.289 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 29 21:11:34.289 INFO [stderr] 
Nov 29 21:11:34.289 INFO [stderr] warning: field is never used: `gfx`
Nov 29 21:11:34.289 INFO [stderr]  --> src/chip8/graphics.rs:2:5
Nov 29 21:11:34.289 INFO [stderr]   |
Nov 29 21:11:34.289 INFO [stderr] 2 |     gfx: [u8; 64 * 32],
Nov 29 21:11:34.289 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 29 21:11:34.289 INFO [stderr] 
Nov 29 21:11:34.289 INFO [stderr] warning: method is never used: `mem_read`
Nov 29 21:11:34.289 INFO [stderr]   --> src/chip8/memory.rs:21:5
Nov 29 21:11:34.289 INFO [stderr]    |
Nov 29 21:11:34.289 INFO [stderr] 21 |     pub fn mem_read(&self, addr: u16) -> u16 {
Nov 29 21:11:34.289 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:11:34.289 INFO [stderr] 
Nov 29 21:11:34.289 INFO [stderr] warning: method is never used: `mem_size`
Nov 29 21:11:34.289 INFO [stderr]   --> src/chip8/memory.rs:25:5
Nov 29 21:11:34.289 INFO [stderr]    |
Nov 29 21:11:34.289 INFO [stderr] 25 |     pub fn mem_size(&self) -> usize {
Nov 29 21:11:34.289 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:11:34.289 INFO [stderr] 
Nov 29 21:11:34.289 INFO [stderr] warning: struct is never constructed: `Keypad`
Nov 29 21:11:34.289 INFO [stderr]  --> src/chip8/keypad.rs:3:1
Nov 29 21:11:34.289 INFO [stderr]   |
Nov 29 21:11:34.289 INFO [stderr] 3 | pub struct Keypad {
Nov 29 21:11:34.289 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Nov 29 21:11:34.289 INFO [stderr] 
Nov 29 21:11:34.289 INFO [stderr] warning: field is never used: `cpu`
Nov 29 21:11:34.289 INFO [stderr]   --> src/chip8/mod.rs:15:5
Nov 29 21:11:34.289 INFO [stderr]    |
Nov 29 21:11:34.289 INFO [stderr] 15 |     cpu: CPU,
Nov 29 21:11:34.289 INFO [stderr]    |     ^^^^^^^^
Nov 29 21:11:34.289 INFO [stderr] 
Nov 29 21:11:34.289 INFO [stderr] warning: field is never used: `gr`
Nov 29 21:11:34.289 INFO [stderr]   --> src/chip8/mod.rs:17:5
Nov 29 21:11:34.289 INFO [stderr]    |
Nov 29 21:11:34.289 INFO [stderr] 17 |     gr: Graphics,
Nov 29 21:11:34.289 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 29 21:11:34.289 INFO [stderr] 
Nov 29 21:11:34.289 INFO [stderr] warning: method is never used: `get_mem`
Nov 29 21:11:34.289 INFO [stderr]   --> src/chip8/mod.rs:33:5
Nov 29 21:11:34.289 INFO [stderr]    |
Nov 29 21:11:34.289 INFO [stderr] 33 |     pub fn get_mem(&self, addr: u16) -> u16 {
Nov 29 21:11:34.289 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:11:34.289 INFO [stderr] 
Nov 29 21:11:34.289 INFO [stderr] warning: method is never used: `load_game`
Nov 29 21:11:34.289 INFO [stderr]   --> src/chip8/mod.rs:41:5
Nov 29 21:11:34.289 INFO [stderr]    |
Nov 29 21:11:34.289 INFO [stderr] 41 |     pub fn load_game(&mut self, file_path: &String) -> io::Result<()> {
Nov 29 21:11:34.289 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:11:34.289 INFO [stderr] 
Nov 29 21:11:34.332 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
Nov 29 21:11:34.332 INFO [stderr] su: No module specific data is present
Nov 29 21:11:35.294 INFO running `"docker" "inspect" "de9eafa4b812293d505a66da74129b3f27e557a58e8c8f4d63cd8d1a706f644c"`
Nov 29 21:11:35.644 INFO running `"docker" "rm" "-f" "de9eafa4b812293d505a66da74129b3f27e557a58e8c8f4d63cd8d1a706f644c"`
Nov 29 21:11:35.912 INFO [stdout] de9eafa4b812293d505a66da74129b3f27e557a58e8c8f4d63cd8d1a706f644c