Dec 12 01:55:00.793 INFO checking Krystex/Chip-8 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 01:55:00.793 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 12 01:55:01.276 INFO [stdout] 21892b9d4d2fb54165ebcfdaa12f562252fe786193085f4a2241189ffb7b64eb
Dec 12 01:55:01.282 INFO running `"docker" "start" "-a" "21892b9d4d2fb54165ebcfdaa12f562252fe786193085f4a2241189ffb7b64eb"`
Dec 12 01:55:02.256 INFO [stderr] usermod: no changes
Dec 12 01:55:02.344 INFO [stderr]     Checking chip-8 v0.1.0 (/source)
Dec 12 01:55:03.268 INFO [stderr] warning: unreachable statement
Dec 12 01:55:03.268 INFO [stderr]   --> src/main.rs:87:3
Dec 12 01:55:03.268 INFO [stderr]    |
Dec 12 01:55:03.268 INFO [stderr] 87 |         return 0;
Dec 12 01:55:03.268 INFO [stderr]    |         ^^^^^^^^^
Dec 12 01:55:03.268 INFO [stderr]    |
Dec 12 01:55:03.268 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 12 01:55:03.268 INFO [stderr] 
Dec 12 01:55:03.408 INFO [stderr] warning: unused variable: `y`
Dec 12 01:55:03.408 INFO [stderr]    --> src/main.rs:379:11
Dec 12 01:55:03.408 INFO [stderr]     |
Dec 12 01:55:03.408 INFO [stderr] 379 |             Shr(x, y) => {
Dec 12 01:55:03.408 INFO [stderr]     |                    ^ help: consider using `_y` instead
Dec 12 01:55:03.408 INFO [stderr]     |
Dec 12 01:55:03.408 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 12 01:55:03.408 INFO [stderr] 
Dec 12 01:55:03.408 INFO [stderr] warning: unused variable: `val`
Dec 12 01:55:03.408 INFO [stderr]    --> src/main.rs:390:10
Dec 12 01:55:03.408 INFO [stderr]     |
Dec 12 01:55:03.408 INFO [stderr] 390 |                 let (val, overflowing) = (*self.reg(x)).overflowing_sub(*self.reg(y));
Dec 12 01:55:03.408 INFO [stderr]     |                      ^^^ help: consider using `_val` instead
Dec 12 01:55:03.408 INFO [stderr] 
Dec 12 01:55:03.408 INFO [stderr] warning: unreachable statement
Dec 12 01:55:03.408 INFO [stderr]   --> src/main.rs:87:3
Dec 12 01:55:03.408 INFO [stderr]    |
Dec 12 01:55:03.408 INFO [stderr] 87 |         return 0;
Dec 12 01:55:03.408 INFO [stderr]    |         ^^^^^^^^^
Dec 12 01:55:03.408 INFO [stderr]    |
Dec 12 01:55:03.408 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 12 01:55:03.408 INFO [stderr] 
Dec 12 01:55:03.637 INFO [stderr] warning: unused variable: `y`
Dec 12 01:55:03.637 INFO [stderr]    --> src/main.rs:379:11
Dec 12 01:55:03.637 INFO [stderr]     |
Dec 12 01:55:03.637 INFO [stderr] 379 |             Shr(x, y) => {
Dec 12 01:55:03.637 INFO [stderr]     |                    ^ help: consider using `_y` instead
Dec 12 01:55:03.637 INFO [stderr]     |
Dec 12 01:55:03.637 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 12 01:55:03.637 INFO [stderr] 
Dec 12 01:55:03.637 INFO [stderr] warning: unused variable: `val`
Dec 12 01:55:03.637 INFO [stderr]    --> src/main.rs:390:10
Dec 12 01:55:03.637 INFO [stderr]     |
Dec 12 01:55:03.637 INFO [stderr] 390 |                 let (val, overflowing) = (*self.reg(x)).overflowing_sub(*self.reg(y));
Dec 12 01:55:03.637 INFO [stderr]     |                      ^^^ help: consider using `_val` instead
Dec 12 01:55:03.637 INFO [stderr] 
Dec 12 01:55:03.776 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
Dec 12 01:55:03.776 INFO [stderr] su: No module specific data is present
Dec 12 01:55:04.840 INFO running `"docker" "inspect" "21892b9d4d2fb54165ebcfdaa12f562252fe786193085f4a2241189ffb7b64eb"`
Dec 12 01:55:05.226 INFO running `"docker" "rm" "-f" "21892b9d4d2fb54165ebcfdaa12f562252fe786193085f4a2241189ffb7b64eb"`
Dec 12 01:55:05.596 INFO [stdout] 21892b9d4d2fb54165ebcfdaa12f562252fe786193085f4a2241189ffb7b64eb