Dec 19 14:11:38.454 INFO checking kogai/tetris against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 14:11:38.454 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/kogai/tetris:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 14:11:38.644 INFO [stdout] dbe19949881d7978814832e9e81e7764c98256ad2bfe2a2c5989748ba4b6de6c
Dec 19 14:11:38.649 INFO running `"docker" "start" "-a" "dbe19949881d7978814832e9e81e7764c98256ad2bfe2a2c5989748ba4b6de6c"`
Dec 19 14:11:39.417 INFO [stderr]     Checking tetris v0.1.0 (/opt/crater/workdir)
Dec 19 14:11:39.880 INFO [stderr] warning: method is never used: `send`
Dec 19 14:11:39.880 INFO [stderr]   --> src/command.rs:16:5
Dec 19 14:11:39.880 INFO [stderr]    |
Dec 19 14:11:39.880 INFO [stderr] 16 |     pub fn send(&self, command: Command) {
Dec 19 14:11:39.880 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:11:39.880 INFO [stderr]    |
Dec 19 14:11:39.880 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 14:11:39.880 INFO [stderr] 
Dec 19 14:11:39.880 INFO [stderr] warning: variant is never constructed: `Left`
Dec 19 14:11:39.880 INFO [stderr]   --> src/command.rs:34:5
Dec 19 14:11:39.880 INFO [stderr]    |
Dec 19 14:11:39.880 INFO [stderr] 34 |     Left,
Dec 19 14:11:39.880 INFO [stderr]    |     ^^^^
Dec 19 14:11:39.880 INFO [stderr] 
Dec 19 14:11:39.880 INFO [stderr] warning: variant is never constructed: `Right`
Dec 19 14:11:39.880 INFO [stderr]   --> src/command.rs:35:5
Dec 19 14:11:39.880 INFO [stderr]    |
Dec 19 14:11:39.880 INFO [stderr] 35 |     Right,
Dec 19 14:11:39.880 INFO [stderr]    |     ^^^^^
Dec 19 14:11:39.880 INFO [stderr] 
Dec 19 14:11:39.944 INFO [stderr] warning: method is never used: `send`
Dec 19 14:11:39.944 INFO [stderr]   --> src/command.rs:16:5
Dec 19 14:11:39.944 INFO [stderr]    |
Dec 19 14:11:39.944 INFO [stderr] 16 |     pub fn send(&self, command: Command) {
Dec 19 14:11:39.944 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:11:39.944 INFO [stderr]    |
Dec 19 14:11:39.944 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 14:11:39.944 INFO [stderr] 
Dec 19 14:11:39.944 INFO [stderr] warning: variant is never constructed: `Left`
Dec 19 14:11:39.944 INFO [stderr]   --> src/command.rs:34:5
Dec 19 14:11:39.944 INFO [stderr]    |
Dec 19 14:11:39.944 INFO [stderr] 34 |     Left,
Dec 19 14:11:39.944 INFO [stderr]    |     ^^^^
Dec 19 14:11:39.944 INFO [stderr] 
Dec 19 14:11:39.944 INFO [stderr] warning: variant is never constructed: `Right`
Dec 19 14:11:39.944 INFO [stderr]   --> src/command.rs:35:5
Dec 19 14:11:39.944 INFO [stderr]    |
Dec 19 14:11:39.944 INFO [stderr] 35 |     Right,
Dec 19 14:11:39.944 INFO [stderr]    |     ^^^^^
Dec 19 14:11:39.944 INFO [stderr] 
Dec 19 14:11:39.972 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
Dec 19 14:11:41.147 INFO running `"docker" "inspect" "dbe19949881d7978814832e9e81e7764c98256ad2bfe2a2c5989748ba4b6de6c"`
Dec 19 14:11:41.468 INFO running `"docker" "rm" "-f" "dbe19949881d7978814832e9e81e7764c98256ad2bfe2a2c5989748ba4b6de6c"`
Dec 19 14:11:41.732 INFO [stdout] dbe19949881d7978814832e9e81e7764c98256ad2bfe2a2c5989748ba4b6de6c