Dec 11 21:48:48.879 INFO checking bikefrivolously/chip8 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 21:48:48.879 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 21:48:49.148 INFO [stdout] 513d357d68723e9dd71f87cfcf694cd0f424cc903947167d273754a1952cc47c
Dec 11 21:48:49.156 INFO running `"docker" "start" "-a" "513d357d68723e9dd71f87cfcf694cd0f424cc903947167d273754a1952cc47c"`
Dec 11 21:48:49.932 INFO [stderr] usermod: no changes
Dec 11 21:48:49.964 INFO [stderr]     Checking chip8 v0.0.1 (/source)
Dec 11 21:48:50.384 INFO [stderr] warning: unused variable: `i`
Dec 11 21:48:50.384 INFO [stderr]   --> src/cpu.rs:58:13
Dec 11 21:48:50.384 INFO [stderr]    |
Dec 11 21:48:50.384 INFO [stderr] 58 |         for i in 0..100000 {
Dec 11 21:48:50.384 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 11 21:48:50.384 INFO [stderr]    |
Dec 11 21:48:50.384 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 21:48:50.384 INFO [stderr] 
Dec 11 21:48:50.400 INFO [stderr] warning: unused bitwise operation that must be used
Dec 11 21:48:50.400 INFO [stderr]    --> src/cpu.rs:176:17
Dec 11 21:48:50.400 INFO [stderr]     |
Dec 11 21:48:50.400 INFO [stderr] 176 |                 self.v[x] >> 1;
Dec 11 21:48:50.400 INFO [stderr]     |                 ^^^^^^^^^^^^^^
Dec 11 21:48:50.400 INFO [stderr]     |
Dec 11 21:48:50.400 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 11 21:48:50.400 INFO [stderr] 
Dec 11 21:48:50.400 INFO [stderr] warning: unused bitwise operation that must be used
Dec 11 21:48:50.400 INFO [stderr]    --> src/cpu.rs:190:17
Dec 11 21:48:50.400 INFO [stderr]     |
Dec 11 21:48:50.400 INFO [stderr] 190 |                 self.v[x] << 1;
Dec 11 21:48:50.400 INFO [stderr]     |                 ^^^^^^^^^^^^^^
Dec 11 21:48:50.400 INFO [stderr] 
Dec 11 21:48:50.572 INFO [stderr] warning: unused variable: `i`
Dec 11 21:48:50.572 INFO [stderr]   --> src/cpu.rs:58:13
Dec 11 21:48:50.572 INFO [stderr]    |
Dec 11 21:48:50.572 INFO [stderr] 58 |         for i in 0..100000 {
Dec 11 21:48:50.572 INFO [stderr]    |             ^ help: consider using `_i` instead
Dec 11 21:48:50.572 INFO [stderr]    |
Dec 11 21:48:50.572 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 21:48:50.572 INFO [stderr] 
Dec 11 21:48:50.591 INFO [stderr] warning: unused bitwise operation that must be used
Dec 11 21:48:50.591 INFO [stderr]    --> src/cpu.rs:176:17
Dec 11 21:48:50.591 INFO [stderr]     |
Dec 11 21:48:50.591 INFO [stderr] 176 |                 self.v[x] >> 1;
Dec 11 21:48:50.591 INFO [stderr]     |                 ^^^^^^^^^^^^^^
Dec 11 21:48:50.591 INFO [stderr]     |
Dec 11 21:48:50.591 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 11 21:48:50.591 INFO [stderr] 
Dec 11 21:48:50.591 INFO [stderr] warning: unused bitwise operation that must be used
Dec 11 21:48:50.591 INFO [stderr]    --> src/cpu.rs:190:17
Dec 11 21:48:50.591 INFO [stderr]     |
Dec 11 21:48:50.591 INFO [stderr] 190 |                 self.v[x] << 1;
Dec 11 21:48:50.591 INFO [stderr]     |                 ^^^^^^^^^^^^^^
Dec 11 21:48:50.591 INFO [stderr] 
Dec 11 21:48:50.617 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Dec 11 21:48:50.621 INFO [stderr] su: No module specific data is present
Dec 11 21:48:51.114 INFO running `"docker" "inspect" "513d357d68723e9dd71f87cfcf694cd0f424cc903947167d273754a1952cc47c"`
Dec 11 21:48:51.322 INFO running `"docker" "rm" "-f" "513d357d68723e9dd71f87cfcf694cd0f424cc903947167d273754a1952cc47c"`
Dec 11 21:48:51.640 INFO [stdout] 513d357d68723e9dd71f87cfcf694cd0f424cc903947167d273754a1952cc47c