Dec 19 12:10:21.868 INFO checking mwdowns/rust_knight_game against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 12:10:21.868 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/mwdowns/rust_knight_game:/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 12:10:22.109 INFO [stdout] 78dcba38580bd2bf03a892ebf4960107b9409dea7b245e8dd75808bd52d5375c
Dec 19 12:10:22.114 INFO running `"docker" "start" "-a" "78dcba38580bd2bf03a892ebf4960107b9409dea7b245e8dd75808bd52d5375c"`
Dec 19 12:10:22.689 INFO [stderr]     Checking knight_game v0.1.0 (/opt/crater/workdir)
Dec 19 12:10:22.912 INFO [stderr] warning: struct is never constructed: `Player`
Dec 19 12:10:22.912 INFO [stderr]  --> src/play_game.rs:4:5
Dec 19 12:10:22.913 INFO [stderr]   |
Dec 19 12:10:22.913 INFO [stderr] 4 |     struct Player {
Dec 19 12:10:22.913 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 12:10:22.913 INFO [stderr]   |
Dec 19 12:10:22.914 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 12:10:22.914 INFO [stderr] 
Dec 19 12:10:22.921 INFO [stderr] warning: struct is never constructed: `Player`
Dec 19 12:10:22.921 INFO [stderr]  --> src/play_game.rs:4:5
Dec 19 12:10:22.922 INFO [stderr]   |
Dec 19 12:10:22.922 INFO [stderr] 4 |     struct Player {
Dec 19 12:10:22.922 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 12:10:22.922 INFO [stderr]   |
Dec 19 12:10:22.923 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 12:10:22.923 INFO [stderr] 
Dec 19 12:10:22.933 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
Dec 19 12:10:23.250 INFO running `"docker" "inspect" "78dcba38580bd2bf03a892ebf4960107b9409dea7b245e8dd75808bd52d5375c"`
Dec 19 12:10:23.376 INFO running `"docker" "rm" "-f" "78dcba38580bd2bf03a892ebf4960107b9409dea7b245e8dd75808bd52d5375c"`
Dec 19 12:10:23.488 INFO [stdout] 78dcba38580bd2bf03a892ebf4960107b9409dea7b245e8dd75808bd52d5375c