Dec 19 06:37:04.073 INFO checking tubo28/reversi against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 06:37:04.073 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 06:37:04.521 INFO [stdout] 405dc017c3ac907ecf5042df68569e3db82d301e0a4fbe87aa25a9fe034ab636
Dec 19 06:37:04.523 INFO running `"docker" "start" "-a" "405dc017c3ac907ecf5042df68569e3db82d301e0a4fbe87aa25a9fe034ab636"`
Dec 19 06:37:06.064 INFO [stderr]     Checking reversi v0.1.0 (/opt/crater/workdir)
Dec 19 06:37:06.736 INFO [stderr] warning: struct is never constructed: `HumanPlayer`
Dec 19 06:37:06.736 INFO [stderr]    --> src/reversi.rs:476:1
Dec 19 06:37:06.736 INFO [stderr]     |
Dec 19 06:37:06.736 INFO [stderr] 476 | pub struct HumanPlayer;
Dec 19 06:37:06.736 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:37:06.736 INFO [stderr]     |
Dec 19 06:37:06.736 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 06:37:06.736 INFO [stderr] 
Dec 19 06:37:06.736 INFO [stderr] warning: method is never used: `new`
Dec 19 06:37:06.737 INFO [stderr]    --> src/reversi.rs:479:5
Dec 19 06:37:06.737 INFO [stderr]     |
Dec 19 06:37:06.737 INFO [stderr] 479 |     pub fn new() -> HumanPlayer {
Dec 19 06:37:06.740 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:37:06.740 INFO [stderr] 
Dec 19 06:37:06.768 INFO [stderr] warning: struct is never constructed: `HumanPlayer`
Dec 19 06:37:06.768 INFO [stderr]    --> src/reversi.rs:476:1
Dec 19 06:37:06.768 INFO [stderr]     |
Dec 19 06:37:06.768 INFO [stderr] 476 | pub struct HumanPlayer;
Dec 19 06:37:06.768 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:37:06.769 INFO [stderr]     |
Dec 19 06:37:06.769 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 06:37:06.769 INFO [stderr] 
Dec 19 06:37:06.769 INFO [stderr] warning: method is never used: `new`
Dec 19 06:37:06.769 INFO [stderr]    --> src/reversi.rs:479:5
Dec 19 06:37:06.769 INFO [stderr]     |
Dec 19 06:37:06.769 INFO [stderr] 479 |     pub fn new() -> HumanPlayer {
Dec 19 06:37:06.769 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:37:06.769 INFO [stderr] 
Dec 19 06:37:06.793 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Dec 19 06:37:07.217 INFO running `"docker" "inspect" "405dc017c3ac907ecf5042df68569e3db82d301e0a4fbe87aa25a9fe034ab636"`
Dec 19 06:37:07.417 INFO running `"docker" "rm" "-f" "405dc017c3ac907ecf5042df68569e3db82d301e0a4fbe87aa25a9fe034ab636"`
Dec 19 06:37:07.564 INFO [stdout] 405dc017c3ac907ecf5042df68569e3db82d301e0a4fbe87aa25a9fe034ab636