Nov 07 04:11:29.488 INFO checking Krystex/Chip-8 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 04:11:29.488 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-4/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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 07 04:11:29.901 INFO blam! ea0b4379553a6e1bd3f00886d58d052b4ae0fdf0351a10c47ba2be36e0df3bf6
Nov 07 04:11:29.906 INFO running `"docker" "start" "-a" "ea0b4379553a6e1bd3f00886d58d052b4ae0fdf0351a10c47ba2be36e0df3bf6"`
Nov 07 04:11:31.238 INFO kablam! usermod: no changes
Nov 07 04:11:31.324 INFO kablam!     Checking chip-8 v0.1.0 (/source)
Nov 07 04:11:32.372 INFO kablam! warning: unreachable statement
Nov 07 04:11:32.372 INFO kablam!   --> src/main.rs:87:3
Nov 07 04:11:32.373 INFO kablam!    |
Nov 07 04:11:32.373 INFO kablam! 87 |         return 0;
Nov 07 04:11:32.373 INFO kablam!    |         ^^^^^^^^^
Nov 07 04:11:32.373 INFO kablam!    |
Nov 07 04:11:32.373 INFO kablam!    = note: #[warn(unreachable_code)] on by default
Nov 07 04:11:32.373 INFO kablam! 
Nov 07 04:11:32.556 INFO kablam! warning: unreachable statement
Nov 07 04:11:32.556 INFO kablam!   --> src/main.rs:87:3
Nov 07 04:11:32.556 INFO kablam!    |
Nov 07 04:11:32.556 INFO kablam! 87 |         return 0;
Nov 07 04:11:32.556 INFO kablam!    |         ^^^^^^^^^
Nov 07 04:11:32.556 INFO kablam!    |
Nov 07 04:11:32.556 INFO kablam!    = note: #[warn(unreachable_code)] on by default
Nov 07 04:11:32.556 INFO kablam! 
Nov 07 04:11:32.568 INFO kablam! warning: unused variable: `y`
Nov 07 04:11:32.568 INFO kablam!    --> src/main.rs:379:11
Nov 07 04:11:32.568 INFO kablam!     |
Nov 07 04:11:32.568 INFO kablam! 379 |             Shr(x, y) => {
Nov 07 04:11:32.568 INFO kablam!     |                    ^ help: consider using `_y` instead
Nov 07 04:11:32.568 INFO kablam!     |
Nov 07 04:11:32.568 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 07 04:11:32.568 INFO kablam! 
Nov 07 04:11:32.568 INFO kablam! warning: unused variable: `val`
Nov 07 04:11:32.568 INFO kablam!    --> src/main.rs:390:10
Nov 07 04:11:32.569 INFO kablam!     |
Nov 07 04:11:32.569 INFO kablam! 390 |                 let (val, overflowing) = (*self.reg(x)).overflowing_sub(*self.reg(y));
Nov 07 04:11:32.569 INFO kablam!     |                      ^^^ help: consider using `_val` instead
Nov 07 04:11:32.569 INFO kablam! 
Nov 07 04:11:32.869 INFO kablam! warning: unused variable: `y`
Nov 07 04:11:32.869 INFO kablam!    --> src/main.rs:379:11
Nov 07 04:11:32.869 INFO kablam!     |
Nov 07 04:11:32.869 INFO kablam! 379 |             Shr(x, y) => {
Nov 07 04:11:32.869 INFO kablam!     |                    ^ help: consider using `_y` instead
Nov 07 04:11:32.870 INFO kablam!     |
Nov 07 04:11:32.870 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 07 04:11:32.870 INFO kablam! 
Nov 07 04:11:32.870 INFO kablam! warning: unused variable: `val`
Nov 07 04:11:32.870 INFO kablam!    --> src/main.rs:390:10
Nov 07 04:11:32.870 INFO kablam!     |
Nov 07 04:11:32.870 INFO kablam! 390 |                 let (val, overflowing) = (*self.reg(x)).overflowing_sub(*self.reg(y));
Nov 07 04:11:32.870 INFO kablam!     |                      ^^^ help: consider using `_val` instead
Nov 07 04:11:32.870 INFO kablam! 
Nov 07 04:11:33.024 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
Nov 07 04:11:33.032 INFO kablam! su: No module specific data is present
Nov 07 04:11:33.734 INFO running `"docker" "rm" "-f" "ea0b4379553a6e1bd3f00886d58d052b4ae0fdf0351a10c47ba2be36e0df3bf6"`
Nov 07 04:11:34.104 INFO blam! ea0b4379553a6e1bd3f00886d58d052b4ae0fdf0351a10c47ba2be36e0df3bf6