Nov 28 14:15:13.481 INFO checking Catman155/four-in-a-row against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 14:15:13.481 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 14:15:13.898 INFO [stdout] 3c4490c6838eddc5d25e9ad7f78a08e9949a51f021953c70add1fbc5ab014254
Nov 28 14:15:13.900 INFO running `"docker" "start" "-a" "3c4490c6838eddc5d25e9ad7f78a08e9949a51f021953c70add1fbc5ab014254"`
Nov 28 14:15:15.496 INFO [stderr] usermod: no changes
Nov 28 14:15:15.580 INFO [stderr]     Checking four_in_a_row v0.1.0 (/source)
Nov 28 14:15:16.148 INFO [stderr] warning: unused import: `BOARD_SIZE`
Nov 28 14:15:16.148 INFO [stderr]  --> src/objects/ai.rs:2:5
Nov 28 14:15:16.148 INFO [stderr]   |
Nov 28 14:15:16.148 INFO [stderr] 2 | use BOARD_SIZE;
Nov 28 14:15:16.148 INFO [stderr]   |     ^^^^^^^^^^
Nov 28 14:15:16.148 INFO [stderr]   |
Nov 28 14:15:16.149 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 14:15:16.149 INFO [stderr] 
Nov 28 14:15:16.376 INFO [stderr] warning: unused variable: `direction`
Nov 28 14:15:16.376 INFO [stderr]   --> src/objects/ai.rs:19:17
Nov 28 14:15:16.376 INFO [stderr]    |
Nov 28 14:15:16.376 INFO [stderr] 19 |             let direction = self.get_possible_directions(positions);
Nov 28 14:15:16.376 INFO [stderr]    |                 ^^^^^^^^^ help: consider using `_direction` instead
Nov 28 14:15:16.376 INFO [stderr]    |
Nov 28 14:15:16.376 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 14:15:16.376 INFO [stderr] 
Nov 28 14:15:16.420 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:15:16.420 INFO [stderr]   --> src/objects/ai.rs:31:13
Nov 28 14:15:16.420 INFO [stderr]    |
Nov 28 14:15:16.420 INFO [stderr] 31 |         let mut possible = Vec::<[(i64, i64); 4]>::new();
Nov 28 14:15:16.420 INFO [stderr]    |             ----^^^^^^^^
Nov 28 14:15:16.420 INFO [stderr]    |             |
Nov 28 14:15:16.420 INFO [stderr]    |             help: remove this `mut`
Nov 28 14:15:16.420 INFO [stderr]    |
Nov 28 14:15:16.421 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 14:15:16.421 INFO [stderr] 
Nov 28 14:15:16.528 INFO [stderr] warning: unused import: `BOARD_SIZE`
Nov 28 14:15:16.528 INFO [stderr]  --> src/objects/ai.rs:2:5
Nov 28 14:15:16.528 INFO [stderr]   |
Nov 28 14:15:16.528 INFO [stderr] 2 | use BOARD_SIZE;
Nov 28 14:15:16.528 INFO [stderr]   |     ^^^^^^^^^^
Nov 28 14:15:16.528 INFO [stderr]   |
Nov 28 14:15:16.528 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 14:15:16.529 INFO [stderr] 
Nov 28 14:15:16.656 INFO [stderr] warning: unused variable: `direction`
Nov 28 14:15:16.656 INFO [stderr]   --> src/objects/ai.rs:19:17
Nov 28 14:15:16.656 INFO [stderr]    |
Nov 28 14:15:16.656 INFO [stderr] 19 |             let direction = self.get_possible_directions(positions);
Nov 28 14:15:16.656 INFO [stderr]    |                 ^^^^^^^^^ help: consider using `_direction` instead
Nov 28 14:15:16.656 INFO [stderr]    |
Nov 28 14:15:16.656 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 14:15:16.656 INFO [stderr] 
Nov 28 14:15:16.672 INFO [stderr] warning: variable does not need to be mutable
Nov 28 14:15:16.672 INFO [stderr]   --> src/objects/ai.rs:31:13
Nov 28 14:15:16.672 INFO [stderr]    |
Nov 28 14:15:16.672 INFO [stderr] 31 |         let mut possible = Vec::<[(i64, i64); 4]>::new();
Nov 28 14:15:16.672 INFO [stderr]    |             ----^^^^^^^^
Nov 28 14:15:16.672 INFO [stderr]    |             |
Nov 28 14:15:16.672 INFO [stderr]    |             help: remove this `mut`
Nov 28 14:15:16.672 INFO [stderr]    |
Nov 28 14:15:16.672 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 14:15:16.673 INFO [stderr] 
Nov 28 14:15:16.760 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
Nov 28 14:15:16.760 INFO [stderr] su: No module specific data is present
Nov 28 14:15:17.628 INFO running `"docker" "inspect" "3c4490c6838eddc5d25e9ad7f78a08e9949a51f021953c70add1fbc5ab014254"`
Nov 28 14:15:17.866 INFO running `"docker" "rm" "-f" "3c4490c6838eddc5d25e9ad7f78a08e9949a51f021953c70add1fbc5ab014254"`
Nov 28 14:15:18.081 INFO [stdout] 3c4490c6838eddc5d25e9ad7f78a08e9949a51f021953c70add1fbc5ab014254