Dec 11 17:30:59.836 INFO checking hellerve/chip8 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 17:30:59.836 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 17:31:00.288 INFO [stdout] 03baa31aad5f5d715a7f2d8ddf50ae424fe03baba0747fae13d3177cf494df3d
Dec 11 17:31:00.290 INFO running `"docker" "start" "-a" "03baa31aad5f5d715a7f2d8ddf50ae424fe03baba0747fae13d3177cf494df3d"`
Dec 11 17:31:01.562 INFO [stderr] usermod: no changes
Dec 11 17:31:01.801 INFO [stderr]     Checking tempfile v3.0.3
Dec 11 17:31:01.801 INFO [stderr]     Checking parking_lot_core v0.2.14
Dec 11 17:31:01.801 INFO [stderr]    Compiling glutin v0.18.0
Dec 11 17:31:01.801 INFO [stderr]     Checking wayland-sys v0.20.11
Dec 11 17:31:03.312 INFO [stderr]     Checking wayland-commons v0.20.11
Dec 11 17:31:03.452 INFO [stderr]     Checking parking_lot v0.6.3
Dec 11 17:31:03.964 INFO [stderr]     Checking wayland-client v0.20.11
Dec 11 17:31:07.809 INFO [stderr]     Checking wayland-protocols v0.20.11
Dec 11 17:31:12.906 INFO [stderr]     Checking smithay-client-toolkit v0.2.6
Dec 11 17:31:16.200 INFO [stderr]     Checking winit v0.17.1
Dec 11 17:31:21.656 INFO [stderr]     Checking chip8 v0.1.0 (/source)
Dec 11 17:31:23.548 INFO [stderr] warning: unused comparison that must be used
Dec 11 17:31:23.548 INFO [stderr]    --> src/vm.rs:146:25
Dec 11 17:31:23.548 INFO [stderr]     |
Dec 11 17:31:23.548 INFO [stderr] 146 |                         self.v[idx] != self.v[idy];
Dec 11 17:31:23.548 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:31:23.548 INFO [stderr]     |
Dec 11 17:31:23.548 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 11 17:31:23.548 INFO [stderr] 
Dec 11 17:31:23.732 INFO [stderr] warning: unused comparison that must be used
Dec 11 17:31:23.732 INFO [stderr]    --> src/vm.rs:146:25
Dec 11 17:31:23.732 INFO [stderr]     |
Dec 11 17:31:23.732 INFO [stderr] 146 |                         self.v[idx] != self.v[idy];
Dec 11 17:31:23.732 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:31:23.732 INFO [stderr]     |
Dec 11 17:31:23.732 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 11 17:31:23.732 INFO [stderr] 
Dec 11 17:31:23.752 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.17s
Dec 11 17:31:23.765 INFO [stderr] su: No module specific data is present
Dec 11 17:31:24.228 INFO running `"docker" "inspect" "03baa31aad5f5d715a7f2d8ddf50ae424fe03baba0747fae13d3177cf494df3d"`
Dec 11 17:31:24.438 INFO running `"docker" "rm" "-f" "03baa31aad5f5d715a7f2d8ddf50ae424fe03baba0747fae13d3177cf494df3d"`
Dec 11 17:31:24.708 INFO [stdout] 03baa31aad5f5d715a7f2d8ddf50ae424fe03baba0747fae13d3177cf494df3d