Dec 17 13:04:53.348 INFO checking tubo28/reversi against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 13:04:53.348 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/tubo28/reversi:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 13:04:53.724 INFO [stdout] 4082f1bfc77bb559c25d6a02d0743d593418dfdcdd991e91080d232c19b466e9
Dec 17 13:04:53.730 INFO running `"docker" "start" "-a" "4082f1bfc77bb559c25d6a02d0743d593418dfdcdd991e91080d232c19b466e9"`
Dec 17 13:04:54.936 INFO [stderr]     Checking reversi v0.1.0 (/opt/crater/workdir)
Dec 17 13:04:55.708 INFO [stderr] warning: struct is never constructed: `HumanPlayer`
Dec 17 13:04:55.708 INFO [stderr]    --> src/reversi.rs:476:1
Dec 17 13:04:55.708 INFO [stderr]     |
Dec 17 13:04:55.708 INFO [stderr] 476 | pub struct HumanPlayer;
Dec 17 13:04:55.708 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:04:55.708 INFO [stderr]     |
Dec 17 13:04:55.708 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 13:04:55.708 INFO [stderr] 
Dec 17 13:04:55.708 INFO [stderr] warning: method is never used: `new`
Dec 17 13:04:55.708 INFO [stderr]    --> src/reversi.rs:479:5
Dec 17 13:04:55.708 INFO [stderr]     |
Dec 17 13:04:55.708 INFO [stderr] 479 |     pub fn new() -> HumanPlayer {
Dec 17 13:04:55.708 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:04:55.708 INFO [stderr] 
Dec 17 13:04:55.759 INFO [stderr] warning: struct is never constructed: `HumanPlayer`
Dec 17 13:04:55.759 INFO [stderr]    --> src/reversi.rs:476:1
Dec 17 13:04:55.759 INFO [stderr]     |
Dec 17 13:04:55.759 INFO [stderr] 476 | pub struct HumanPlayer;
Dec 17 13:04:55.759 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:04:55.759 INFO [stderr]     |
Dec 17 13:04:55.759 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 13:04:55.759 INFO [stderr] 
Dec 17 13:04:55.759 INFO [stderr] warning: method is never used: `new`
Dec 17 13:04:55.759 INFO [stderr]    --> src/reversi.rs:479:5
Dec 17 13:04:55.759 INFO [stderr]     |
Dec 17 13:04:55.759 INFO [stderr] 479 |     pub fn new() -> HumanPlayer {
Dec 17 13:04:55.759 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 13:04:55.759 INFO [stderr] 
Dec 17 13:04:55.779 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
Dec 17 13:04:56.156 INFO running `"docker" "inspect" "4082f1bfc77bb559c25d6a02d0743d593418dfdcdd991e91080d232c19b466e9"`
Dec 17 13:04:56.271 INFO running `"docker" "rm" "-f" "4082f1bfc77bb559c25d6a02d0743d593418dfdcdd991e91080d232c19b466e9"`
Dec 17 13:04:56.384 INFO [stdout] 4082f1bfc77bb559c25d6a02d0743d593418dfdcdd991e91080d232c19b466e9