Dec 11 15:20:12.957 INFO checking kogai/tetris against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 15:20:12.957 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 15:20:13.200 INFO [stdout] 33db1a99233f5ac8792262e5029daf36a158e45813fdd041c92bcdfa2615af90
Dec 11 15:20:13.206 INFO running `"docker" "start" "-a" "33db1a99233f5ac8792262e5029daf36a158e45813fdd041c92bcdfa2615af90"`
Dec 11 15:20:14.339 INFO [stderr] usermod: no changes
Dec 11 15:20:14.440 INFO [stderr]     Checking tetris v0.1.0 (/source)
Dec 11 15:20:14.964 INFO [stderr] warning: method is never used: `send`
Dec 11 15:20:14.964 INFO [stderr]   --> src/command.rs:16:5
Dec 11 15:20:14.964 INFO [stderr]    |
Dec 11 15:20:14.964 INFO [stderr] 16 |     pub fn send(&self, command: Command) {
Dec 11 15:20:14.964 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 15:20:14.964 INFO [stderr]    |
Dec 11 15:20:14.964 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 15:20:14.964 INFO [stderr] 
Dec 11 15:20:14.964 INFO [stderr] warning: variant is never constructed: `Left`
Dec 11 15:20:14.964 INFO [stderr]   --> src/command.rs:34:5
Dec 11 15:20:14.964 INFO [stderr]    |
Dec 11 15:20:14.964 INFO [stderr] 34 |     Left,
Dec 11 15:20:14.964 INFO [stderr]    |     ^^^^
Dec 11 15:20:14.964 INFO [stderr] 
Dec 11 15:20:14.964 INFO [stderr] warning: variant is never constructed: `Right`
Dec 11 15:20:14.964 INFO [stderr]   --> src/command.rs:35:5
Dec 11 15:20:14.964 INFO [stderr]    |
Dec 11 15:20:14.964 INFO [stderr] 35 |     Right,
Dec 11 15:20:14.964 INFO [stderr]    |     ^^^^^
Dec 11 15:20:14.965 INFO [stderr] 
Dec 11 15:20:14.985 INFO [stderr] warning: method is never used: `send`
Dec 11 15:20:14.985 INFO [stderr]   --> src/command.rs:16:5
Dec 11 15:20:14.985 INFO [stderr]    |
Dec 11 15:20:14.985 INFO [stderr] 16 |     pub fn send(&self, command: Command) {
Dec 11 15:20:14.985 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 15:20:14.985 INFO [stderr]    |
Dec 11 15:20:14.985 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 15:20:14.985 INFO [stderr] 
Dec 11 15:20:14.986 INFO [stderr] warning: variant is never constructed: `Left`
Dec 11 15:20:14.986 INFO [stderr]   --> src/command.rs:34:5
Dec 11 15:20:14.986 INFO [stderr]    |
Dec 11 15:20:14.986 INFO [stderr] 34 |     Left,
Dec 11 15:20:14.986 INFO [stderr]    |     ^^^^
Dec 11 15:20:14.986 INFO [stderr] 
Dec 11 15:20:14.986 INFO [stderr] warning: variant is never constructed: `Right`
Dec 11 15:20:14.986 INFO [stderr]   --> src/command.rs:35:5
Dec 11 15:20:14.986 INFO [stderr]    |
Dec 11 15:20:14.986 INFO [stderr] 35 |     Right,
Dec 11 15:20:14.986 INFO [stderr]    |     ^^^^^
Dec 11 15:20:14.986 INFO [stderr] 
Dec 11 15:20:14.996 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Dec 11 15:20:14.999 INFO [stderr] su: No module specific data is present
Dec 11 15:20:15.358 INFO running `"docker" "inspect" "33db1a99233f5ac8792262e5029daf36a158e45813fdd041c92bcdfa2615af90"`
Dec 11 15:20:15.630 INFO running `"docker" "rm" "-f" "33db1a99233f5ac8792262e5029daf36a158e45813fdd041c92bcdfa2615af90"`
Dec 11 15:20:16.036 INFO [stdout] 33db1a99233f5ac8792262e5029daf36a158e45813fdd041c92bcdfa2615af90