Dec 19 16:30:49.793 INFO checking ginryuoku/rust-chip8 against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 16:30:49.793 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/ginryuoku/rust-chip8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 16:30:50.122 INFO [stdout] 457f911d9f987072b9b7f66133415796df661b95e80acea40cc20a1bb0521a7d
Dec 19 16:30:50.127 INFO running `"docker" "start" "-a" "457f911d9f987072b9b7f66133415796df661b95e80acea40cc20a1bb0521a7d"`
Dec 19 16:30:51.892 INFO [stderr]     Checking rust-chip8 v0.1.0 (/opt/crater/workdir)
Dec 19 16:30:52.416 INFO [stderr] warning: unused variable: `value`
Dec 19 16:30:52.416 INFO [stderr]   --> src/ram.rs:46:47
Dec 19 16:30:52.416 INFO [stderr]    |
Dec 19 16:30:52.416 INFO [stderr] 46 |     pub fn read_byte(&mut self, address: u16, value: u8) -> u8 {
Dec 19 16:30:52.416 INFO [stderr]    |                                               ^^^^^ help: consider using `_value` instead
Dec 19 16:30:52.416 INFO [stderr]    |
Dec 19 16:30:52.416 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 16:30:52.416 INFO [stderr] 
Dec 19 16:30:52.416 INFO [stderr] warning: unused variable: `ram`
Dec 19 16:30:52.416 INFO [stderr]   --> src/cpu.rs:20:39
Dec 19 16:30:52.416 INFO [stderr]    |
Dec 19 16:30:52.416 INFO [stderr] 20 |     pub fn run_instruction(&mut self, ram: &mut Ram) {
Dec 19 16:30:52.416 INFO [stderr]    |                                       ^^^ help: consider using `_ram` instead
Dec 19 16:30:52.416 INFO [stderr] 
Dec 19 16:30:52.416 INFO [stderr] warning: unused variable: `value`
Dec 19 16:30:52.416 INFO [stderr]   --> src/ram.rs:46:47
Dec 19 16:30:52.416 INFO [stderr]    |
Dec 19 16:30:52.416 INFO [stderr] 46 |     pub fn read_byte(&mut self, address: u16, value: u8) -> u8 {
Dec 19 16:30:52.416 INFO [stderr]    |                                               ^^^^^ help: consider using `_value` instead
Dec 19 16:30:52.416 INFO [stderr]    |
Dec 19 16:30:52.417 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 16:30:52.417 INFO [stderr] 
Dec 19 16:30:52.417 INFO [stderr] warning: unused variable: `ram`
Dec 19 16:30:52.417 INFO [stderr]   --> src/cpu.rs:20:39
Dec 19 16:30:52.417 INFO [stderr]    |
Dec 19 16:30:52.417 INFO [stderr] 20 |     pub fn run_instruction(&mut self, ram: &mut Ram) {
Dec 19 16:30:52.417 INFO [stderr]    |                                       ^^^ help: consider using `_ram` instead
Dec 19 16:30:52.417 INFO [stderr] 
Dec 19 16:30:52.424 INFO [stderr] warning: method is never used: `read_byte`
Dec 19 16:30:52.424 INFO [stderr]   --> src/ram.rs:46:5
Dec 19 16:30:52.424 INFO [stderr]    |
Dec 19 16:30:52.424 INFO [stderr] 46 |     pub fn read_byte(&mut self, address: u16, value: u8) -> u8 {
Dec 19 16:30:52.424 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:30:52.424 INFO [stderr]    |
Dec 19 16:30:52.424 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 16:30:52.424 INFO [stderr] 
Dec 19 16:30:52.424 INFO [stderr] warning: field is never used: `vx`
Dec 19 16:30:52.424 INFO [stderr]  --> src/cpu.rs:6:5
Dec 19 16:30:52.424 INFO [stderr]   |
Dec 19 16:30:52.424 INFO [stderr] 6 |     vx: [u8; 16],
Dec 19 16:30:52.424 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 19 16:30:52.424 INFO [stderr] 
Dec 19 16:30:52.424 INFO [stderr] warning: field is never used: `pc`
Dec 19 16:30:52.424 INFO [stderr]  --> src/cpu.rs:7:5
Dec 19 16:30:52.424 INFO [stderr]   |
Dec 19 16:30:52.424 INFO [stderr] 7 |     pc: u16,
Dec 19 16:30:52.424 INFO [stderr]   |     ^^^^^^^
Dec 19 16:30:52.424 INFO [stderr] 
Dec 19 16:30:52.424 INFO [stderr] warning: field is never used: `i`
Dec 19 16:30:52.424 INFO [stderr]  --> src/cpu.rs:8:5
Dec 19 16:30:52.424 INFO [stderr]   |
Dec 19 16:30:52.424 INFO [stderr] 8 |     i: u16
Dec 19 16:30:52.425 INFO [stderr]   |     ^^^^^^
Dec 19 16:30:52.425 INFO [stderr] 
Dec 19 16:30:52.425 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 16:30:52.425 INFO [stderr]   --> src/main.rs:12:5
Dec 19 16:30:52.425 INFO [stderr]    |
Dec 19 16:30:52.425 INFO [stderr] 12 |     file.read_to_end(&mut data);
Dec 19 16:30:52.425 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:30:52.425 INFO [stderr]    |
Dec 19 16:30:52.425 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 16:30:52.425 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 16:30:52.425 INFO [stderr] 
Dec 19 16:30:52.428 INFO [stderr] warning: method is never used: `read_byte`
Dec 19 16:30:52.428 INFO [stderr]   --> src/ram.rs:46:5
Dec 19 16:30:52.428 INFO [stderr]    |
Dec 19 16:30:52.428 INFO [stderr] 46 |     pub fn read_byte(&mut self, address: u16, value: u8) -> u8 {
Dec 19 16:30:52.428 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:30:52.428 INFO [stderr]    |
Dec 19 16:30:52.428 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 16:30:52.428 INFO [stderr] 
Dec 19 16:30:52.428 INFO [stderr] warning: field is never used: `vx`
Dec 19 16:30:52.428 INFO [stderr]  --> src/cpu.rs:6:5
Dec 19 16:30:52.428 INFO [stderr]   |
Dec 19 16:30:52.428 INFO [stderr] 6 |     vx: [u8; 16],
Dec 19 16:30:52.428 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 19 16:30:52.428 INFO [stderr] 
Dec 19 16:30:52.428 INFO [stderr] warning: field is never used: `pc`
Dec 19 16:30:52.428 INFO [stderr]  --> src/cpu.rs:7:5
Dec 19 16:30:52.428 INFO [stderr]   |
Dec 19 16:30:52.428 INFO [stderr] 7 |     pc: u16,
Dec 19 16:30:52.428 INFO [stderr]   |     ^^^^^^^
Dec 19 16:30:52.428 INFO [stderr] 
Dec 19 16:30:52.428 INFO [stderr] warning: field is never used: `i`
Dec 19 16:30:52.428 INFO [stderr]  --> src/cpu.rs:8:5
Dec 19 16:30:52.428 INFO [stderr]   |
Dec 19 16:30:52.428 INFO [stderr] 8 |     i: u16
Dec 19 16:30:52.428 INFO [stderr]   |     ^^^^^^
Dec 19 16:30:52.428 INFO [stderr] 
Dec 19 16:30:52.432 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 16:30:52.432 INFO [stderr]   --> src/main.rs:12:5
Dec 19 16:30:52.432 INFO [stderr]    |
Dec 19 16:30:52.432 INFO [stderr] 12 |     file.read_to_end(&mut data);
Dec 19 16:30:52.432 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:30:52.432 INFO [stderr]    |
Dec 19 16:30:52.432 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 16:30:52.432 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 16:30:52.432 INFO [stderr] 
Dec 19 16:30:52.476 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
Dec 19 16:30:53.254 INFO running `"docker" "inspect" "457f911d9f987072b9b7f66133415796df661b95e80acea40cc20a1bb0521a7d"`
Dec 19 16:30:53.576 INFO running `"docker" "rm" "-f" "457f911d9f987072b9b7f66133415796df661b95e80acea40cc20a1bb0521a7d"`
Dec 19 16:30:53.868 INFO [stdout] 457f911d9f987072b9b7f66133415796df661b95e80acea40cc20a1bb0521a7d