Dec 14 11:30:32.230 INFO testing Catman155/four-in-a-row against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 11:30:32.230 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 14 11:30:32.604 INFO [stdout] 68fd8bc978010497890054a79b9187f02cb03930a89fefcba80d0577692f0183
Dec 14 11:30:32.606 INFO running `"docker" "start" "-a" "68fd8bc978010497890054a79b9187f02cb03930a89fefcba80d0577692f0183"`
Dec 14 11:30:33.880 INFO [stderr] usermod: no changes
Dec 14 11:30:33.951 INFO [stderr]    Compiling four_in_a_row v0.1.0 (/source)
Dec 14 11:30:34.491 INFO [stderr] warning: unused import: `BOARD_SIZE`
Dec 14 11:30:34.491 INFO [stderr]  --> src/objects/ai.rs:2:5
Dec 14 11:30:34.491 INFO [stderr]   |
Dec 14 11:30:34.491 INFO [stderr] 2 | use BOARD_SIZE;
Dec 14 11:30:34.491 INFO [stderr]   |     ^^^^^^^^^^
Dec 14 11:30:34.491 INFO [stderr]   |
Dec 14 11:30:34.491 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 11:30:34.491 INFO [stderr] 
Dec 14 11:30:34.588 INFO [stderr] warning: unused variable: `direction`
Dec 14 11:30:34.588 INFO [stderr]   --> src/objects/ai.rs:19:17
Dec 14 11:30:34.588 INFO [stderr]    |
Dec 14 11:30:34.589 INFO [stderr] 19 |             let direction = self.get_possible_directions(positions);
Dec 14 11:30:34.589 INFO [stderr]    |                 ^^^^^^^^^ help: consider using `_direction` instead
Dec 14 11:30:34.589 INFO [stderr]    |
Dec 14 11:30:34.591 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 11:30:34.591 INFO [stderr] 
Dec 14 11:30:34.608 INFO [stderr] warning: variable does not need to be mutable
Dec 14 11:30:34.608 INFO [stderr]   --> src/objects/ai.rs:31:13
Dec 14 11:30:34.608 INFO [stderr]    |
Dec 14 11:30:34.608 INFO [stderr] 31 |         let mut possible = Vec::<[(i64, i64); 4]>::new();
Dec 14 11:30:34.608 INFO [stderr]    |             ----^^^^^^^^
Dec 14 11:30:34.608 INFO [stderr]    |             |
Dec 14 11:30:34.608 INFO [stderr]    |             help: remove this `mut`
Dec 14 11:30:34.608 INFO [stderr]    |
Dec 14 11:30:34.608 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 14 11:30:34.608 INFO [stderr] 
Dec 14 11:30:35.191 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
Dec 14 11:30:35.191 INFO [stderr] su: No module specific data is present
Dec 14 11:30:35.752 INFO running `"docker" "inspect" "68fd8bc978010497890054a79b9187f02cb03930a89fefcba80d0577692f0183"`
Dec 14 11:30:35.959 INFO running `"docker" "rm" "-f" "68fd8bc978010497890054a79b9187f02cb03930a89fefcba80d0577692f0183"`
Dec 14 11:30:36.155 INFO [stdout] 68fd8bc978010497890054a79b9187f02cb03930a89fefcba80d0577692f0183
Dec 14 11:30:36.157 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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 14 11:30:36.719 INFO [stdout] ac774a8133b63734fce8febe39c2969b883e8398188e0eb015db708ac3302c5b
Dec 14 11:30:36.721 INFO running `"docker" "start" "-a" "ac774a8133b63734fce8febe39c2969b883e8398188e0eb015db708ac3302c5b"`
Dec 14 11:30:37.629 INFO [stderr] usermod: no changes
Dec 14 11:30:37.665 INFO [stderr]    Compiling four_in_a_row v0.1.0 (/source)
Dec 14 11:30:38.188 INFO [stderr] warning: unused import: `BOARD_SIZE`
Dec 14 11:30:38.188 INFO [stderr]  --> src/objects/ai.rs:2:5
Dec 14 11:30:38.188 INFO [stderr]   |
Dec 14 11:30:38.188 INFO [stderr] 2 | use BOARD_SIZE;
Dec 14 11:30:38.188 INFO [stderr]   |     ^^^^^^^^^^
Dec 14 11:30:38.188 INFO [stderr]   |
Dec 14 11:30:38.191 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 11:30:38.191 INFO [stderr] 
Dec 14 11:30:38.291 INFO [stderr] warning: unused variable: `direction`
Dec 14 11:30:38.291 INFO [stderr]   --> src/objects/ai.rs:19:17
Dec 14 11:30:38.291 INFO [stderr]    |
Dec 14 11:30:38.291 INFO [stderr] 19 |             let direction = self.get_possible_directions(positions);
Dec 14 11:30:38.291 INFO [stderr]    |                 ^^^^^^^^^ help: consider using `_direction` instead
Dec 14 11:30:38.291 INFO [stderr]    |
Dec 14 11:30:38.291 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 11:30:38.291 INFO [stderr] 
Dec 14 11:30:38.315 INFO [stderr] warning: variable does not need to be mutable
Dec 14 11:30:38.315 INFO [stderr]   --> src/objects/ai.rs:31:13
Dec 14 11:30:38.315 INFO [stderr]    |
Dec 14 11:30:38.315 INFO [stderr] 31 |         let mut possible = Vec::<[(i64, i64); 4]>::new();
Dec 14 11:30:38.315 INFO [stderr]    |             ----^^^^^^^^
Dec 14 11:30:38.315 INFO [stderr]    |             |
Dec 14 11:30:38.315 INFO [stderr]    |             help: remove this `mut`
Dec 14 11:30:38.315 INFO [stderr]    |
Dec 14 11:30:38.315 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 14 11:30:38.315 INFO [stderr] 
Dec 14 11:30:38.552 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
Dec 14 11:30:38.554 INFO [stderr] su: No module specific data is present
Dec 14 11:30:39.218 INFO running `"docker" "inspect" "ac774a8133b63734fce8febe39c2969b883e8398188e0eb015db708ac3302c5b"`
Dec 14 11:30:39.429 INFO running `"docker" "rm" "-f" "ac774a8133b63734fce8febe39c2969b883e8398188e0eb015db708ac3302c5b"`
Dec 14 11:30:39.815 INFO [stdout] ac774a8133b63734fce8febe39c2969b883e8398188e0eb015db708ac3302c5b
Dec 14 11:30:39.819 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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 14 11:30:40.352 INFO [stdout] e4ad14228ad8e8350c20b19bf79111ddf6d2507f9399f96519b790fe76699921
Dec 14 11:30:40.354 INFO running `"docker" "start" "-a" "e4ad14228ad8e8350c20b19bf79111ddf6d2507f9399f96519b790fe76699921"`
Dec 14 11:30:41.311 INFO [stderr] usermod: no changes
Dec 14 11:30:41.395 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 14 11:30:41.399 INFO [stderr]      Running /target/debug/deps/four_in_a_row-0c5d12b9de4661ea
Dec 14 11:30:41.415 INFO [stdout] 
Dec 14 11:30:41.415 INFO [stdout] running 0 tests
Dec 14 11:30:41.415 INFO [stdout] 
Dec 14 11:30:41.415 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 11:30:41.415 INFO [stdout] 
Dec 14 11:30:41.419 INFO [stderr] su: No module specific data is present
Dec 14 11:30:42.139 INFO running `"docker" "inspect" "e4ad14228ad8e8350c20b19bf79111ddf6d2507f9399f96519b790fe76699921"`
Dec 14 11:30:42.353 INFO running `"docker" "rm" "-f" "e4ad14228ad8e8350c20b19bf79111ddf6d2507f9399f96519b790fe76699921"`
Dec 14 11:30:42.583 INFO [stdout] e4ad14228ad8e8350c20b19bf79111ddf6d2507f9399f96519b790fe76699921