Dec 11 17:57:57.730 INFO checking ginryuoku/rust-chip8 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 17:57:57.731 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 17:57:58.290 INFO [stdout] 8862783b7cf7fbc0acdaee517b41cddaf5ab38acd6006202fe899ac36a6da74c
Dec 11 17:57:58.294 INFO running `"docker" "start" "-a" "8862783b7cf7fbc0acdaee517b41cddaf5ab38acd6006202fe899ac36a6da74c"`
Dec 11 17:57:59.813 INFO [stderr] usermod: no changes
Dec 11 17:57:59.880 INFO [stderr]     Checking rust-chip8 v0.1.0 (/source)
Dec 11 17:58:00.468 INFO [stderr] warning: unused variable: `value`
Dec 11 17:58:00.468 INFO [stderr]   --> src/ram.rs:46:47
Dec 11 17:58:00.468 INFO [stderr]    |
Dec 11 17:58:00.468 INFO [stderr] 46 |     pub fn read_byte(&mut self, address: u16, value: u8) -> u8 {
Dec 11 17:58:00.468 INFO [stderr]    |                                               ^^^^^ help: consider using `_value` instead
Dec 11 17:58:00.468 INFO [stderr]    |
Dec 11 17:58:00.468 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 17:58:00.468 INFO [stderr] 
Dec 11 17:58:00.468 INFO [stderr] warning: unused variable: `ram`
Dec 11 17:58:00.468 INFO [stderr]   --> src/cpu.rs:20:39
Dec 11 17:58:00.468 INFO [stderr]    |
Dec 11 17:58:00.468 INFO [stderr] 20 |     pub fn run_instruction(&mut self, ram: &mut Ram) {
Dec 11 17:58:00.468 INFO [stderr]    |                                       ^^^ help: consider using `_ram` instead
Dec 11 17:58:00.468 INFO [stderr] 
Dec 11 17:58:00.492 INFO [stderr] warning: method is never used: `read_byte`
Dec 11 17:58:00.492 INFO [stderr]   --> src/ram.rs:46:5
Dec 11 17:58:00.492 INFO [stderr]    |
Dec 11 17:58:00.492 INFO [stderr] 46 |     pub fn read_byte(&mut self, address: u16, value: u8) -> u8 {
Dec 11 17:58:00.492 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:58:00.492 INFO [stderr]    |
Dec 11 17:58:00.492 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 17:58:00.492 INFO [stderr] 
Dec 11 17:58:00.492 INFO [stderr] warning: field is never used: `vx`
Dec 11 17:58:00.492 INFO [stderr]  --> src/cpu.rs:6:5
Dec 11 17:58:00.492 INFO [stderr]   |
Dec 11 17:58:00.492 INFO [stderr] 6 |     vx: [u8; 16],
Dec 11 17:58:00.492 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 11 17:58:00.492 INFO [stderr] 
Dec 11 17:58:00.492 INFO [stderr] warning: field is never used: `pc`
Dec 11 17:58:00.492 INFO [stderr]  --> src/cpu.rs:7:5
Dec 11 17:58:00.492 INFO [stderr]   |
Dec 11 17:58:00.492 INFO [stderr] 7 |     pc: u16,
Dec 11 17:58:00.492 INFO [stderr]   |     ^^^^^^^
Dec 11 17:58:00.492 INFO [stderr] 
Dec 11 17:58:00.492 INFO [stderr] warning: field is never used: `i`
Dec 11 17:58:00.492 INFO [stderr]  --> src/cpu.rs:8:5
Dec 11 17:58:00.492 INFO [stderr]   |
Dec 11 17:58:00.492 INFO [stderr] 8 |     i: u16
Dec 11 17:58:00.492 INFO [stderr]   |     ^^^^^^
Dec 11 17:58:00.492 INFO [stderr] 
Dec 11 17:58:00.492 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 17:58:00.492 INFO [stderr]   --> src/main.rs:12:5
Dec 11 17:58:00.492 INFO [stderr]    |
Dec 11 17:58:00.492 INFO [stderr] 12 |     file.read_to_end(&mut data);
Dec 11 17:58:00.492 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:58:00.492 INFO [stderr]    |
Dec 11 17:58:00.492 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 17:58:00.492 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 17:58:00.492 INFO [stderr] 
Dec 11 17:58:00.642 INFO [stderr] warning: unused variable: `value`
Dec 11 17:58:00.642 INFO [stderr]   --> src/ram.rs:46:47
Dec 11 17:58:00.642 INFO [stderr]    |
Dec 11 17:58:00.642 INFO [stderr] 46 |     pub fn read_byte(&mut self, address: u16, value: u8) -> u8 {
Dec 11 17:58:00.642 INFO [stderr]    |                                               ^^^^^ help: consider using `_value` instead
Dec 11 17:58:00.642 INFO [stderr]    |
Dec 11 17:58:00.642 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 17:58:00.642 INFO [stderr] 
Dec 11 17:58:00.642 INFO [stderr] warning: unused variable: `ram`
Dec 11 17:58:00.642 INFO [stderr]   --> src/cpu.rs:20:39
Dec 11 17:58:00.642 INFO [stderr]    |
Dec 11 17:58:00.642 INFO [stderr] 20 |     pub fn run_instruction(&mut self, ram: &mut Ram) {
Dec 11 17:58:00.642 INFO [stderr]    |                                       ^^^ help: consider using `_ram` instead
Dec 11 17:58:00.642 INFO [stderr] 
Dec 11 17:58:00.651 INFO [stderr] warning: method is never used: `read_byte`
Dec 11 17:58:00.651 INFO [stderr]   --> src/ram.rs:46:5
Dec 11 17:58:00.651 INFO [stderr]    |
Dec 11 17:58:00.651 INFO [stderr] 46 |     pub fn read_byte(&mut self, address: u16, value: u8) -> u8 {
Dec 11 17:58:00.651 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:58:00.651 INFO [stderr]    |
Dec 11 17:58:00.651 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 17:58:00.652 INFO [stderr] 
Dec 11 17:58:00.652 INFO [stderr] warning: field is never used: `vx`
Dec 11 17:58:00.652 INFO [stderr]  --> src/cpu.rs:6:5
Dec 11 17:58:00.652 INFO [stderr]   |
Dec 11 17:58:00.652 INFO [stderr] 6 |     vx: [u8; 16],
Dec 11 17:58:00.652 INFO [stderr]   |     ^^^^^^^^^^^^
Dec 11 17:58:00.652 INFO [stderr] 
Dec 11 17:58:00.652 INFO [stderr] warning: field is never used: `pc`
Dec 11 17:58:00.652 INFO [stderr]  --> src/cpu.rs:7:5
Dec 11 17:58:00.652 INFO [stderr]   |
Dec 11 17:58:00.652 INFO [stderr] 7 |     pc: u16,
Dec 11 17:58:00.652 INFO [stderr]   |     ^^^^^^^
Dec 11 17:58:00.652 INFO [stderr] 
Dec 11 17:58:00.652 INFO [stderr] warning: field is never used: `i`
Dec 11 17:58:00.652 INFO [stderr]  --> src/cpu.rs:8:5
Dec 11 17:58:00.652 INFO [stderr]   |
Dec 11 17:58:00.652 INFO [stderr] 8 |     i: u16
Dec 11 17:58:00.652 INFO [stderr]   |     ^^^^^^
Dec 11 17:58:00.652 INFO [stderr] 
Dec 11 17:58:00.652 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 17:58:00.652 INFO [stderr]   --> src/main.rs:12:5
Dec 11 17:58:00.652 INFO [stderr]    |
Dec 11 17:58:00.652 INFO [stderr] 12 |     file.read_to_end(&mut data);
Dec 11 17:58:00.652 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:58:00.652 INFO [stderr]    |
Dec 11 17:58:00.652 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 17:58:00.652 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 17:58:00.652 INFO [stderr] 
Dec 11 17:58:00.700 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
Dec 11 17:58:00.700 INFO [stderr] su: No module specific data is present
Dec 11 17:58:01.543 INFO running `"docker" "inspect" "8862783b7cf7fbc0acdaee517b41cddaf5ab38acd6006202fe899ac36a6da74c"`
Dec 11 17:58:01.888 INFO running `"docker" "rm" "-f" "8862783b7cf7fbc0acdaee517b41cddaf5ab38acd6006202fe899ac36a6da74c"`
Dec 11 17:58:02.144 INFO [stdout] 8862783b7cf7fbc0acdaee517b41cddaf5ab38acd6006202fe899ac36a6da74c