Dec 12 03:28:35.653 INFO checking ChosunOne/ants against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 03:28:35.653 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 03:28:36.142 INFO [stdout] 7640001e31b8165539daa7d0586a3e0218bc8a04922e336f3680b4fea21bcf94
Dec 12 03:28:36.144 INFO running `"docker" "start" "-a" "7640001e31b8165539daa7d0586a3e0218bc8a04922e336f3680b4fea21bcf94"`
Dec 12 03:28:37.527 INFO [stderr] usermod: no changes
Dec 12 03:28:37.608 INFO [stderr]     Checking ants-ai-challenge v0.1.0 (/source)
Dec 12 03:28:38.236 INFO [stderr] warning: enum is never used: `Square`
Dec 12 03:28:38.236 INFO [stderr]  --> src/state.rs:3:1
Dec 12 03:28:38.236 INFO [stderr]   |
Dec 12 03:28:38.236 INFO [stderr] 3 | enum Square {
Dec 12 03:28:38.236 INFO [stderr]   | ^^^^^^^^^^^
Dec 12 03:28:38.236 INFO [stderr]   |
Dec 12 03:28:38.236 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 03:28:38.236 INFO [stderr] 
Dec 12 03:28:38.236 INFO [stderr] warning: struct is never constructed: `Settings`
Dec 12 03:28:38.236 INFO [stderr]   --> src/state.rs:19:1
Dec 12 03:28:38.236 INFO [stderr]    |
Dec 12 03:28:38.236 INFO [stderr] 19 | struct Settings {
Dec 12 03:28:38.236 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 12 03:28:38.236 INFO [stderr] 
Dec 12 03:28:38.237 INFO [stderr] warning: field is never used: `x`
Dec 12 03:28:38.237 INFO [stderr]   --> src/state.rs:32:5
Dec 12 03:28:38.237 INFO [stderr]    |
Dec 12 03:28:38.237 INFO [stderr] 32 |     x: usize,
Dec 12 03:28:38.237 INFO [stderr]    |     ^^^^^^^^
Dec 12 03:28:38.237 INFO [stderr] 
Dec 12 03:28:38.237 INFO [stderr] warning: field is never used: `y`
Dec 12 03:28:38.237 INFO [stderr]   --> src/state.rs:33:5
Dec 12 03:28:38.237 INFO [stderr]    |
Dec 12 03:28:38.237 INFO [stderr] 33 |     y: usize
Dec 12 03:28:38.237 INFO [stderr]    |     ^^^^^^^^
Dec 12 03:28:38.237 INFO [stderr] 
Dec 12 03:28:38.237 INFO [stderr] warning: struct is never constructed: `Level`
Dec 12 03:28:38.237 INFO [stderr]   --> src/state.rs:36:1
Dec 12 03:28:38.237 INFO [stderr]    |
Dec 12 03:28:38.237 INFO [stderr] 36 | struct Level {
Dec 12 03:28:38.237 INFO [stderr]    | ^^^^^^^^^^^^
Dec 12 03:28:38.237 INFO [stderr] 
Dec 12 03:28:38.241 INFO [stderr] warning: enum is never used: `Square`
Dec 12 03:28:38.241 INFO [stderr]  --> src/state.rs:3:1
Dec 12 03:28:38.241 INFO [stderr]   |
Dec 12 03:28:38.241 INFO [stderr] 3 | enum Square {
Dec 12 03:28:38.241 INFO [stderr]   | ^^^^^^^^^^^
Dec 12 03:28:38.241 INFO [stderr]   |
Dec 12 03:28:38.241 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 03:28:38.241 INFO [stderr] 
Dec 12 03:28:38.241 INFO [stderr] warning: struct is never constructed: `Settings`
Dec 12 03:28:38.241 INFO [stderr]   --> src/state.rs:19:1
Dec 12 03:28:38.241 INFO [stderr]    |
Dec 12 03:28:38.241 INFO [stderr] 19 | struct Settings {
Dec 12 03:28:38.241 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 12 03:28:38.241 INFO [stderr] 
Dec 12 03:28:38.241 INFO [stderr] warning: field is never used: `x`
Dec 12 03:28:38.241 INFO [stderr]   --> src/state.rs:32:5
Dec 12 03:28:38.241 INFO [stderr]    |
Dec 12 03:28:38.241 INFO [stderr] 32 |     x: usize,
Dec 12 03:28:38.241 INFO [stderr]    |     ^^^^^^^^
Dec 12 03:28:38.241 INFO [stderr] 
Dec 12 03:28:38.241 INFO [stderr] warning: field is never used: `y`
Dec 12 03:28:38.241 INFO [stderr]   --> src/state.rs:33:5
Dec 12 03:28:38.241 INFO [stderr]    |
Dec 12 03:28:38.241 INFO [stderr] 33 |     y: usize
Dec 12 03:28:38.241 INFO [stderr]    |     ^^^^^^^^
Dec 12 03:28:38.241 INFO [stderr] 
Dec 12 03:28:38.241 INFO [stderr] warning: struct is never constructed: `Level`
Dec 12 03:28:38.241 INFO [stderr]   --> src/state.rs:36:1
Dec 12 03:28:38.241 INFO [stderr]    |
Dec 12 03:28:38.241 INFO [stderr] 36 | struct Level {
Dec 12 03:28:38.241 INFO [stderr]    | ^^^^^^^^^^^^
Dec 12 03:28:38.241 INFO [stderr] 
Dec 12 03:28:39.126 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
Dec 12 03:28:39.128 INFO [stderr] su: No module specific data is present
Dec 12 03:28:40.260 INFO running `"docker" "inspect" "7640001e31b8165539daa7d0586a3e0218bc8a04922e336f3680b4fea21bcf94"`
Dec 12 03:28:40.590 INFO running `"docker" "rm" "-f" "7640001e31b8165539daa7d0586a3e0218bc8a04922e336f3680b4fea21bcf94"`
Dec 12 03:28:40.892 INFO [stdout] 7640001e31b8165539daa7d0586a3e0218bc8a04922e336f3680b4fea21bcf94