Dec 17 21:17:44.143 INFO checking kogai/tetris against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 21:17:44.144 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 21:17:44.359 INFO [stdout] 6a5be45fa18f5e3be8d93cc9b2d79ee484e5074e0deead125db9bdd0ff358012
Dec 17 21:17:44.362 INFO running `"docker" "start" "-a" "6a5be45fa18f5e3be8d93cc9b2d79ee484e5074e0deead125db9bdd0ff358012"`
Dec 17 21:17:45.140 INFO [stderr]     Checking tetris v0.1.0 (/opt/crater/workdir)
Dec 17 21:17:45.439 INFO [stderr] warning: method is never used: `send`
Dec 17 21:17:45.439 INFO [stderr]   --> src/command.rs:16:5
Dec 17 21:17:45.439 INFO [stderr]    |
Dec 17 21:17:45.439 INFO [stderr] 16 |     pub fn send(&self, command: Command) {
Dec 17 21:17:45.439 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:17:45.439 INFO [stderr]    |
Dec 17 21:17:45.439 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 21:17:45.439 INFO [stderr] 
Dec 17 21:17:45.440 INFO [stderr] warning: variant is never constructed: `Left`
Dec 17 21:17:45.440 INFO [stderr]   --> src/command.rs:34:5
Dec 17 21:17:45.440 INFO [stderr]    |
Dec 17 21:17:45.440 INFO [stderr] 34 |     Left,
Dec 17 21:17:45.440 INFO [stderr]    |     ^^^^
Dec 17 21:17:45.440 INFO [stderr] 
Dec 17 21:17:45.440 INFO [stderr] warning: variant is never constructed: `Right`
Dec 17 21:17:45.440 INFO [stderr]   --> src/command.rs:35:5
Dec 17 21:17:45.440 INFO [stderr]    |
Dec 17 21:17:45.440 INFO [stderr] 35 |     Right,
Dec 17 21:17:45.440 INFO [stderr]    |     ^^^^^
Dec 17 21:17:45.440 INFO [stderr] 
Dec 17 21:17:45.476 INFO [stderr] warning: method is never used: `send`
Dec 17 21:17:45.476 INFO [stderr]   --> src/command.rs:16:5
Dec 17 21:17:45.476 INFO [stderr]    |
Dec 17 21:17:45.476 INFO [stderr] 16 |     pub fn send(&self, command: Command) {
Dec 17 21:17:45.476 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 21:17:45.476 INFO [stderr]    |
Dec 17 21:17:45.476 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 21:17:45.476 INFO [stderr] 
Dec 17 21:17:45.476 INFO [stderr] warning: variant is never constructed: `Left`
Dec 17 21:17:45.476 INFO [stderr]   --> src/command.rs:34:5
Dec 17 21:17:45.476 INFO [stderr]    |
Dec 17 21:17:45.476 INFO [stderr] 34 |     Left,
Dec 17 21:17:45.476 INFO [stderr]    |     ^^^^
Dec 17 21:17:45.476 INFO [stderr] 
Dec 17 21:17:45.476 INFO [stderr] warning: variant is never constructed: `Right`
Dec 17 21:17:45.476 INFO [stderr]   --> src/command.rs:35:5
Dec 17 21:17:45.476 INFO [stderr]    |
Dec 17 21:17:45.476 INFO [stderr] 35 |     Right,
Dec 17 21:17:45.476 INFO [stderr]    |     ^^^^^
Dec 17 21:17:45.476 INFO [stderr] 
Dec 17 21:17:45.496 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
Dec 17 21:17:45.825 INFO running `"docker" "inspect" "6a5be45fa18f5e3be8d93cc9b2d79ee484e5074e0deead125db9bdd0ff358012"`
Dec 17 21:17:45.929 INFO running `"docker" "rm" "-f" "6a5be45fa18f5e3be8d93cc9b2d79ee484e5074e0deead125db9bdd0ff358012"`
Dec 17 21:17:46.046 INFO [stdout] 6a5be45fa18f5e3be8d93cc9b2d79ee484e5074e0deead125db9bdd0ff358012