Nov 27 23:28:31.944 INFO checking nryaskin/simulator against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 27 23:28:31.945 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 23:28:32.486 INFO [stdout] 6897055f33cc112b9ee6767562855b1f0477fc216745bb46e0b1d56cceb88622
Nov 27 23:28:32.488 INFO running `"docker" "start" "-a" "6897055f33cc112b9ee6767562855b1f0477fc216745bb46e0b1d56cceb88622"`
Nov 27 23:28:33.553 INFO [stderr] usermod: no changes
Nov 27 23:28:33.653 INFO [stderr]     Checking disassembler v0.1.0 (/source)
Nov 27 23:28:34.121 INFO [stderr] warning: variable does not need to be mutable
Nov 27 23:28:34.121 INFO [stderr]   --> src/chip8/mod.rs:42:13
Nov 27 23:28:34.122 INFO [stderr]    |
Nov 27 23:28:34.122 INFO [stderr] 42 |         let mut file = File::open(file_path).unwrap();
Nov 27 23:28:34.122 INFO [stderr]    |             ----^^^^
Nov 27 23:28:34.122 INFO [stderr]    |             |
Nov 27 23:28:34.123 INFO [stderr]    |             help: remove this `mut`
Nov 27 23:28:34.123 INFO [stderr]    |
Nov 27 23:28:34.123 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 27 23:28:34.124 INFO [stderr] 
Nov 27 23:28:34.127 INFO [stderr] warning: field is never used: `opcode`
Nov 27 23:28:34.128 INFO [stderr]  --> src/chip8/cpu.rs:7:5
Nov 27 23:28:34.128 INFO [stderr]   |
Nov 27 23:28:34.128 INFO [stderr] 7 |     opcode : u16,
Nov 27 23:28:34.129 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 27 23:28:34.129 INFO [stderr]   |
Nov 27 23:28:34.129 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 27 23:28:34.129 INFO [stderr] 
Nov 27 23:28:34.130 INFO [stderr] warning: field is never used: `index`
Nov 27 23:28:34.130 INFO [stderr]  --> src/chip8/cpu.rs:8:5
Nov 27 23:28:34.130 INFO [stderr]   |
Nov 27 23:28:34.131 INFO [stderr] 8 |     index: u16,
Nov 27 23:28:34.131 INFO [stderr]   |     ^^^^^^^^^^
Nov 27 23:28:34.131 INFO [stderr] 
Nov 27 23:28:34.132 INFO [stderr] warning: field is never used: `registers`
Nov 27 23:28:34.132 INFO [stderr]   --> src/chip8/cpu.rs:10:5
Nov 27 23:28:34.132 INFO [stderr]    |
Nov 27 23:28:34.132 INFO [stderr] 10 |     registers: [u8; CHIP8_REGISTER_COUNT], 
Nov 27 23:28:34.133 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:34.133 INFO [stderr] 
Nov 27 23:28:34.133 INFO [stderr] warning: field is never used: `stack`
Nov 27 23:28:34.133 INFO [stderr]   --> src/chip8/cpu.rs:11:5
Nov 27 23:28:34.134 INFO [stderr]    |
Nov 27 23:28:34.134 INFO [stderr] 11 |     stack: [u16; CHIP8_STACK_SIZE],
Nov 27 23:28:34.134 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:34.134 INFO [stderr] 
Nov 27 23:28:34.134 INFO [stderr] warning: field is never used: `sp`
Nov 27 23:28:34.135 INFO [stderr]   --> src/chip8/cpu.rs:12:5
Nov 27 23:28:34.135 INFO [stderr]    |
Nov 27 23:28:34.135 INFO [stderr] 12 |     sp: u16,
Nov 27 23:28:34.135 INFO [stderr]    |     ^^^^^^^
Nov 27 23:28:34.136 INFO [stderr] 
Nov 27 23:28:34.136 INFO [stderr] warning: field is never used: `delay_timer`
Nov 27 23:28:34.136 INFO [stderr]   --> src/chip8/cpu.rs:13:5
Nov 27 23:28:34.136 INFO [stderr]    |
Nov 27 23:28:34.137 INFO [stderr] 13 |     delay_timer: u8,
Nov 27 23:28:34.137 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 27 23:28:34.137 INFO [stderr] 
Nov 27 23:28:34.138 INFO [stderr] warning: field is never used: `sound_timer`
Nov 27 23:28:34.138 INFO [stderr]   --> src/chip8/cpu.rs:14:5
Nov 27 23:28:34.138 INFO [stderr]    |
Nov 27 23:28:34.138 INFO [stderr] 14 |     sound_timer: u8,
Nov 27 23:28:34.139 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 27 23:28:34.139 INFO [stderr] 
Nov 27 23:28:34.139 INFO [stderr] warning: field is never used: `gfx`
Nov 27 23:28:34.140 INFO [stderr]  --> src/chip8/graphics.rs:2:5
Nov 27 23:28:34.140 INFO [stderr]   |
Nov 27 23:28:34.141 INFO [stderr] 2 |     gfx: [u8; 64 * 32],
Nov 27 23:28:34.141 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 27 23:28:34.141 INFO [stderr] 
Nov 27 23:28:34.142 INFO [stderr] warning: method is never used: `mem_read`
Nov 27 23:28:34.142 INFO [stderr]   --> src/chip8/memory.rs:21:5
Nov 27 23:28:34.143 INFO [stderr]    |
Nov 27 23:28:34.144 INFO [stderr] 21 |     pub fn mem_read(&self, addr: u16) -> u16 {
Nov 27 23:28:34.148 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:34.148 INFO [stderr] 
Nov 27 23:28:34.149 INFO [stderr] warning: method is never used: `mem_size`
Nov 27 23:28:34.149 INFO [stderr]   --> src/chip8/memory.rs:25:5
Nov 27 23:28:34.152 INFO [stderr]    |
Nov 27 23:28:34.153 INFO [stderr] 25 |     pub fn mem_size(&self) -> usize {
Nov 27 23:28:34.153 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:34.153 INFO [stderr] 
Nov 27 23:28:34.154 INFO [stderr] warning: struct is never constructed: `Keypad`
Nov 27 23:28:34.154 INFO [stderr]  --> src/chip8/keypad.rs:3:1
Nov 27 23:28:34.154 INFO [stderr]   |
Nov 27 23:28:34.154 INFO [stderr] 3 | pub struct Keypad {
Nov 27 23:28:34.155 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Nov 27 23:28:34.155 INFO [stderr] 
Nov 27 23:28:34.155 INFO [stderr] warning: field is never used: `cpu`
Nov 27 23:28:34.156 INFO [stderr]   --> src/chip8/mod.rs:15:5
Nov 27 23:28:34.156 INFO [stderr]    |
Nov 27 23:28:34.156 INFO [stderr] 15 |     cpu: CPU,
Nov 27 23:28:34.157 INFO [stderr]    |     ^^^^^^^^
Nov 27 23:28:34.157 INFO [stderr] 
Nov 27 23:28:34.157 INFO [stderr] warning: field is never used: `gr`
Nov 27 23:28:34.157 INFO [stderr]   --> src/chip8/mod.rs:17:5
Nov 27 23:28:34.158 INFO [stderr]    |
Nov 27 23:28:34.158 INFO [stderr] 17 |     gr: Graphics,
Nov 27 23:28:34.158 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 27 23:28:34.158 INFO [stderr] 
Nov 27 23:28:34.159 INFO [stderr] warning: method is never used: `get_mem`
Nov 27 23:28:34.159 INFO [stderr]   --> src/chip8/mod.rs:33:5
Nov 27 23:28:34.159 INFO [stderr]    |
Nov 27 23:28:34.160 INFO [stderr] 33 |     pub fn get_mem(&self, addr: u16) -> u16 {
Nov 27 23:28:34.160 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:34.160 INFO [stderr] 
Nov 27 23:28:34.160 INFO [stderr] warning: method is never used: `load_game`
Nov 27 23:28:34.161 INFO [stderr]   --> src/chip8/mod.rs:41:5
Nov 27 23:28:34.161 INFO [stderr]    |
Nov 27 23:28:34.161 INFO [stderr] 41 |     pub fn load_game(&mut self, file_path: &String) -> io::Result<()> {
Nov 27 23:28:34.161 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:34.162 INFO [stderr] 
Nov 27 23:28:34.213 INFO [stderr] warning: variable does not need to be mutable
Nov 27 23:28:34.213 INFO [stderr]   --> src/chip8/mod.rs:42:13
Nov 27 23:28:34.214 INFO [stderr]    |
Nov 27 23:28:34.214 INFO [stderr] 42 |         let mut file = File::open(file_path).unwrap();
Nov 27 23:28:34.214 INFO [stderr]    |             ----^^^^
Nov 27 23:28:34.214 INFO [stderr]    |             |
Nov 27 23:28:34.215 INFO [stderr]    |             help: remove this `mut`
Nov 27 23:28:34.215 INFO [stderr]    |
Nov 27 23:28:34.215 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 27 23:28:34.216 INFO [stderr] 
Nov 27 23:28:34.216 INFO [stderr] warning: field is never used: `opcode`
Nov 27 23:28:34.216 INFO [stderr]  --> src/chip8/cpu.rs:7:5
Nov 27 23:28:34.216 INFO [stderr]   |
Nov 27 23:28:34.217 INFO [stderr] 7 |     opcode : u16,
Nov 27 23:28:34.217 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 27 23:28:34.217 INFO [stderr]   |
Nov 27 23:28:34.218 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 27 23:28:34.218 INFO [stderr] 
Nov 27 23:28:34.218 INFO [stderr] warning: field is never used: `index`
Nov 27 23:28:34.219 INFO [stderr]  --> src/chip8/cpu.rs:8:5
Nov 27 23:28:34.219 INFO [stderr]   |
Nov 27 23:28:34.219 INFO [stderr] 8 |     index: u16,
Nov 27 23:28:34.219 INFO [stderr]   |     ^^^^^^^^^^
Nov 27 23:28:34.220 INFO [stderr] 
Nov 27 23:28:34.220 INFO [stderr] warning: field is never used: `registers`
Nov 27 23:28:34.220 INFO [stderr]   --> src/chip8/cpu.rs:10:5
Nov 27 23:28:34.221 INFO [stderr]    |
Nov 27 23:28:34.221 INFO [stderr] 10 |     registers: [u8; CHIP8_REGISTER_COUNT], 
Nov 27 23:28:34.221 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:34.221 INFO [stderr] 
Nov 27 23:28:34.222 INFO [stderr] warning: field is never used: `stack`
Nov 27 23:28:34.222 INFO [stderr]   --> src/chip8/cpu.rs:11:5
Nov 27 23:28:34.222 INFO [stderr]    |
Nov 27 23:28:34.223 INFO [stderr] 11 |     stack: [u16; CHIP8_STACK_SIZE],
Nov 27 23:28:34.223 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:34.223 INFO [stderr] 
Nov 27 23:28:34.223 INFO [stderr] warning: field is never used: `sp`
Nov 27 23:28:34.224 INFO [stderr]   --> src/chip8/cpu.rs:12:5
Nov 27 23:28:34.224 INFO [stderr]    |
Nov 27 23:28:34.224 INFO [stderr] 12 |     sp: u16,
Nov 27 23:28:34.225 INFO [stderr]    |     ^^^^^^^
Nov 27 23:28:34.225 INFO [stderr] 
Nov 27 23:28:34.225 INFO [stderr] warning: field is never used: `delay_timer`
Nov 27 23:28:34.226 INFO [stderr]   --> src/chip8/cpu.rs:13:5
Nov 27 23:28:34.226 INFO [stderr]    |
Nov 27 23:28:34.226 INFO [stderr] 13 |     delay_timer: u8,
Nov 27 23:28:34.226 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 27 23:28:34.227 INFO [stderr] 
Nov 27 23:28:34.227 INFO [stderr] warning: field is never used: `sound_timer`
Nov 27 23:28:34.227 INFO [stderr]   --> src/chip8/cpu.rs:14:5
Nov 27 23:28:34.228 INFO [stderr]    |
Nov 27 23:28:34.228 INFO [stderr] 14 |     sound_timer: u8,
Nov 27 23:28:34.228 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 27 23:28:34.228 INFO [stderr] 
Nov 27 23:28:34.229 INFO [stderr] warning: field is never used: `gfx`
Nov 27 23:28:34.229 INFO [stderr]  --> src/chip8/graphics.rs:2:5
Nov 27 23:28:34.229 INFO [stderr]   |
Nov 27 23:28:34.229 INFO [stderr] 2 |     gfx: [u8; 64 * 32],
Nov 27 23:28:34.230 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 27 23:28:34.230 INFO [stderr] 
Nov 27 23:28:34.230 INFO [stderr] warning: method is never used: `mem_read`
Nov 27 23:28:34.230 INFO [stderr]   --> src/chip8/memory.rs:21:5
Nov 27 23:28:34.231 INFO [stderr]    |
Nov 27 23:28:34.231 INFO [stderr] 21 |     pub fn mem_read(&self, addr: u16) -> u16 {
Nov 27 23:28:34.231 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:34.231 INFO [stderr] 
Nov 27 23:28:34.232 INFO [stderr] warning: method is never used: `mem_size`
Nov 27 23:28:34.236 INFO [stderr]   --> src/chip8/memory.rs:25:5
Nov 27 23:28:34.236 INFO [stderr]    |
Nov 27 23:28:34.237 INFO [stderr] 25 |     pub fn mem_size(&self) -> usize {
Nov 27 23:28:34.237 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:34.237 INFO [stderr] 
Nov 27 23:28:34.237 INFO [stderr] warning: struct is never constructed: `Keypad`
Nov 27 23:28:34.238 INFO [stderr]  --> src/chip8/keypad.rs:3:1
Nov 27 23:28:34.238 INFO [stderr]   |
Nov 27 23:28:34.238 INFO [stderr] 3 | pub struct Keypad {
Nov 27 23:28:34.238 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Nov 27 23:28:34.239 INFO [stderr] 
Nov 27 23:28:34.239 INFO [stderr] warning: field is never used: `cpu`
Nov 27 23:28:34.239 INFO [stderr]   --> src/chip8/mod.rs:15:5
Nov 27 23:28:34.239 INFO [stderr]    |
Nov 27 23:28:34.240 INFO [stderr] 15 |     cpu: CPU,
Nov 27 23:28:34.240 INFO [stderr]    |     ^^^^^^^^
Nov 27 23:28:34.240 INFO [stderr] 
Nov 27 23:28:34.240 INFO [stderr] warning: field is never used: `gr`
Nov 27 23:28:34.241 INFO [stderr]   --> src/chip8/mod.rs:17:5
Nov 27 23:28:34.241 INFO [stderr]    |
Nov 27 23:28:34.241 INFO [stderr] 17 |     gr: Graphics,
Nov 27 23:28:34.242 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 27 23:28:34.242 INFO [stderr] 
Nov 27 23:28:34.242 INFO [stderr] warning: method is never used: `get_mem`
Nov 27 23:28:34.242 INFO [stderr]   --> src/chip8/mod.rs:33:5
Nov 27 23:28:34.243 INFO [stderr]    |
Nov 27 23:28:34.243 INFO [stderr] 33 |     pub fn get_mem(&self, addr: u16) -> u16 {
Nov 27 23:28:34.243 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:34.244 INFO [stderr] 
Nov 27 23:28:34.244 INFO [stderr] warning: method is never used: `load_game`
Nov 27 23:28:34.244 INFO [stderr]   --> src/chip8/mod.rs:41:5
Nov 27 23:28:34.245 INFO [stderr]    |
Nov 27 23:28:34.245 INFO [stderr] 41 |     pub fn load_game(&mut self, file_path: &String) -> io::Result<()> {
Nov 27 23:28:34.245 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:28:34.245 INFO [stderr] 
Nov 27 23:28:34.246 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Nov 27 23:28:34.246 INFO [stderr] su: No module specific data is present
Nov 27 23:28:35.006 INFO running `"docker" "inspect" "6897055f33cc112b9ee6767562855b1f0477fc216745bb46e0b1d56cceb88622"`
Nov 27 23:28:35.286 INFO running `"docker" "rm" "-f" "6897055f33cc112b9ee6767562855b1f0477fc216745bb46e0b1d56cceb88622"`
Nov 27 23:28:35.582 INFO [stdout] 6897055f33cc112b9ee6767562855b1f0477fc216745bb46e0b1d56cceb88622