Dec 11 20:23:03.915 INFO checking csreid/chess-engine against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 20:23:03.915 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 11 20:23:04.580 INFO [stdout] 5dcad67e7b22e7fb4c29b44ee204fabbee53d2f243bdf3ee10b36a8c2cc29821
Dec 11 20:23:04.582 INFO running `"docker" "start" "-a" "5dcad67e7b22e7fb4c29b44ee204fabbee53d2f243bdf3ee10b36a8c2cc29821"`
Dec 11 20:23:05.716 INFO [stderr] usermod: no changes
Dec 11 20:23:05.875 INFO [stderr]    Compiling chess v2.0.1
Dec 11 20:23:05.875 INFO [stderr]     Checking num-bigint v0.1.44
Dec 11 20:23:08.468 INFO [stderr]     Checking num-rational v0.1.42
Dec 11 20:23:10.148 INFO [stderr]     Checking num v0.1.42
Dec 11 20:23:10.969 INFO [stderr]     Checking stopwatch v0.0.7
Dec 11 20:27:05.982 INFO [stderr]     Checking chess-engine v0.1.0 (/source)
Dec 11 20:27:07.363 INFO [stderr] warning: unused imports: `ALL_FILES`, `ALL_RANKS`, `Piece`, `Square`
Dec 11 20:27:07.363 INFO [stderr]   --> src/main.rs:9:2
Dec 11 20:27:07.363 INFO [stderr]    |
Dec 11 20:27:07.363 INFO [stderr] 9  |     ALL_FILES,
Dec 11 20:27:07.363 INFO [stderr]    |     ^^^^^^^^^
Dec 11 20:27:07.363 INFO [stderr] 10 |     ALL_RANKS,
Dec 11 20:27:07.363 INFO [stderr]    |     ^^^^^^^^^
Dec 11 20:27:07.363 INFO [stderr] ...
Dec 11 20:27:07.363 INFO [stderr] 16 |     Piece,
Dec 11 20:27:07.363 INFO [stderr]    |     ^^^^^
Dec 11 20:27:07.363 INFO [stderr] 17 |     Square,
Dec 11 20:27:07.363 INFO [stderr]    |     ^^^^^^
Dec 11 20:27:07.363 INFO [stderr]    |
Dec 11 20:27:07.363 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 20:27:07.363 INFO [stderr] 
Dec 11 20:27:07.363 INFO [stderr] warning: unused import: `std::io`
Dec 11 20:27:07.363 INFO [stderr]   --> src/main.rs:20:5
Dec 11 20:27:07.363 INFO [stderr]    |
Dec 11 20:27:07.363 INFO [stderr] 20 | use std::io;
Dec 11 20:27:07.363 INFO [stderr]    |     ^^^^^^^
Dec 11 20:27:07.363 INFO [stderr] 
Dec 11 20:27:07.363 INFO [stderr] warning: unused import: `rand::*`
Dec 11 20:27:07.363 INFO [stderr]   --> src/main.rs:22:5
Dec 11 20:27:07.363 INFO [stderr]    |
Dec 11 20:27:07.363 INFO [stderr] 22 | use rand::*;
Dec 11 20:27:07.363 INFO [stderr]    |     ^^^^^^^
Dec 11 20:27:07.363 INFO [stderr] 
Dec 11 20:27:07.472 INFO [stderr] warning: unused variable: `finished_count`
Dec 11 20:27:07.472 INFO [stderr]   --> src/main.rs:86:10
Dec 11 20:27:07.472 INFO [stderr]    |
Dec 11 20:27:07.472 INFO [stderr] 86 |     let mut finished_count = 0;
Dec 11 20:27:07.472 INFO [stderr]    |             ^^^^^^^^^^^^^^ help: consider using `_finished_count` instead
Dec 11 20:27:07.472 INFO [stderr]    |
Dec 11 20:27:07.472 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 20:27:07.472 INFO [stderr] 
Dec 11 20:27:07.472 INFO [stderr] warning: unused variable: `total_count`
Dec 11 20:27:07.472 INFO [stderr]   --> src/main.rs:87:10
Dec 11 20:27:07.472 INFO [stderr]    |
Dec 11 20:27:07.472 INFO [stderr] 87 |     let mut total_count = 0;
Dec 11 20:27:07.473 INFO [stderr]    |             ^^^^^^^^^^^ help: consider using `_total_count` instead
Dec 11 20:27:07.473 INFO [stderr] 
Dec 11 20:27:07.473 INFO [stderr] warning: unused variable: `rng`
Dec 11 20:27:07.473 INFO [stderr]   --> src/main.rs:91:10
Dec 11 20:27:07.473 INFO [stderr]    |
Dec 11 20:27:07.473 INFO [stderr] 91 |     let mut rng = rand::thread_rng();
Dec 11 20:27:07.473 INFO [stderr]    |             ^^^ help: consider using `_rng` instead
Dec 11 20:27:07.473 INFO [stderr] 
Dec 11 20:27:07.473 INFO [stderr] warning: unused variable: `iter2`
Dec 11 20:27:07.473 INFO [stderr]   --> src/main.rs:93:10
Dec 11 20:27:07.473 INFO [stderr]    |
Dec 11 20:27:07.473 INFO [stderr] 93 |     let mut iter2 = MoveGen::new_legal(&board);
Dec 11 20:27:07.473 INFO [stderr]    |             ^^^^^ help: consider using `_iter2` instead
Dec 11 20:27:07.473 INFO [stderr] 
Dec 11 20:27:07.473 INFO [stderr] warning: unused variable: `count`
Dec 11 20:27:07.473 INFO [stderr]   --> src/main.rs:94:10
Dec 11 20:27:07.473 INFO [stderr]    |
Dec 11 20:27:07.473 INFO [stderr] 94 |     let mut count = 0;
Dec 11 20:27:07.473 INFO [stderr]    |             ^^^^^ help: consider using `_count` instead
Dec 11 20:27:07.473 INFO [stderr] 
Dec 11 20:27:07.475 INFO [stderr] warning: unused imports: `ALL_FILES`, `ALL_RANKS`, `Piece`, `Square`
Dec 11 20:27:07.475 INFO [stderr]   --> src/main.rs:9:2
Dec 11 20:27:07.475 INFO [stderr]    |
Dec 11 20:27:07.475 INFO [stderr] 9  |     ALL_FILES,
Dec 11 20:27:07.475 INFO [stderr]    |     ^^^^^^^^^
Dec 11 20:27:07.475 INFO [stderr] 10 |     ALL_RANKS,
Dec 11 20:27:07.475 INFO [stderr]    |     ^^^^^^^^^
Dec 11 20:27:07.475 INFO [stderr] ...
Dec 11 20:27:07.475 INFO [stderr] 16 |     Piece,
Dec 11 20:27:07.475 INFO [stderr]    |     ^^^^^
Dec 11 20:27:07.475 INFO [stderr] 17 |     Square,
Dec 11 20:27:07.475 INFO [stderr]    |     ^^^^^^
Dec 11 20:27:07.475 INFO [stderr]    |
Dec 11 20:27:07.475 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 20:27:07.475 INFO [stderr] 
Dec 11 20:27:07.475 INFO [stderr] warning: unused import: `std::io`
Dec 11 20:27:07.475 INFO [stderr]   --> src/main.rs:20:5
Dec 11 20:27:07.475 INFO [stderr]    |
Dec 11 20:27:07.475 INFO [stderr] 20 | use std::io;
Dec 11 20:27:07.475 INFO [stderr]    |     ^^^^^^^
Dec 11 20:27:07.475 INFO [stderr] 
Dec 11 20:27:07.475 INFO [stderr] warning: unused import: `rand::*`
Dec 11 20:27:07.475 INFO [stderr]   --> src/main.rs:22:5
Dec 11 20:27:07.475 INFO [stderr]    |
Dec 11 20:27:07.475 INFO [stderr] 22 | use rand::*;
Dec 11 20:27:07.475 INFO [stderr]    |     ^^^^^^^
Dec 11 20:27:07.475 INFO [stderr] 
Dec 11 20:27:07.492 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:27:07.492 INFO [stderr]   --> src/main.rs:86:6
Dec 11 20:27:07.492 INFO [stderr]    |
Dec 11 20:27:07.492 INFO [stderr] 86 |     let mut finished_count = 0;
Dec 11 20:27:07.492 INFO [stderr]    |         ----^^^^^^^^^^^^^^
Dec 11 20:27:07.492 INFO [stderr]    |         |
Dec 11 20:27:07.492 INFO [stderr]    |         help: remove this `mut`
Dec 11 20:27:07.492 INFO [stderr]    |
Dec 11 20:27:07.492 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 20:27:07.492 INFO [stderr] 
Dec 11 20:27:07.492 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:27:07.492 INFO [stderr]   --> src/main.rs:87:6
Dec 11 20:27:07.492 INFO [stderr]    |
Dec 11 20:27:07.492 INFO [stderr] 87 |     let mut total_count = 0;
Dec 11 20:27:07.492 INFO [stderr]    |         ----^^^^^^^^^^^
Dec 11 20:27:07.493 INFO [stderr]    |         |
Dec 11 20:27:07.493 INFO [stderr]    |         help: remove this `mut`
Dec 11 20:27:07.493 INFO [stderr] 
Dec 11 20:27:07.493 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:27:07.493 INFO [stderr]   --> src/main.rs:90:6
Dec 11 20:27:07.493 INFO [stderr]    |
Dec 11 20:27:07.493 INFO [stderr] 90 |     let mut board = Board::from_fen(fen.to_string()).unwrap();
Dec 11 20:27:07.493 INFO [stderr]    |         ----^^^^^
Dec 11 20:27:07.493 INFO [stderr]    |         |
Dec 11 20:27:07.493 INFO [stderr]    |         help: remove this `mut`
Dec 11 20:27:07.493 INFO [stderr] 
Dec 11 20:27:07.493 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:27:07.493 INFO [stderr]   --> src/main.rs:91:6
Dec 11 20:27:07.493 INFO [stderr]    |
Dec 11 20:27:07.493 INFO [stderr] 91 |     let mut rng = rand::thread_rng();
Dec 11 20:27:07.493 INFO [stderr]    |         ----^^^
Dec 11 20:27:07.493 INFO [stderr]    |         |
Dec 11 20:27:07.493 INFO [stderr]    |         help: remove this `mut`
Dec 11 20:27:07.493 INFO [stderr] 
Dec 11 20:27:07.493 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:27:07.493 INFO [stderr]   --> src/main.rs:93:6
Dec 11 20:27:07.493 INFO [stderr]    |
Dec 11 20:27:07.493 INFO [stderr] 93 |     let mut iter2 = MoveGen::new_legal(&board);
Dec 11 20:27:07.493 INFO [stderr]    |         ----^^^^^
Dec 11 20:27:07.493 INFO [stderr]    |         |
Dec 11 20:27:07.493 INFO [stderr]    |         help: remove this `mut`
Dec 11 20:27:07.493 INFO [stderr] 
Dec 11 20:27:07.493 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:27:07.493 INFO [stderr]   --> src/main.rs:94:6
Dec 11 20:27:07.493 INFO [stderr]    |
Dec 11 20:27:07.493 INFO [stderr] 94 |     let mut count = 0;
Dec 11 20:27:07.493 INFO [stderr]    |         ----^^^^^
Dec 11 20:27:07.493 INFO [stderr]    |         |
Dec 11 20:27:07.493 INFO [stderr]    |         help: remove this `mut`
Dec 11 20:27:07.493 INFO [stderr] 
Dec 11 20:27:07.581 INFO [stderr] warning: unused variable: `finished_count`
Dec 11 20:27:07.581 INFO [stderr]   --> src/main.rs:86:10
Dec 11 20:27:07.581 INFO [stderr]    |
Dec 11 20:27:07.581 INFO [stderr] 86 |     let mut finished_count = 0;
Dec 11 20:27:07.581 INFO [stderr]    |             ^^^^^^^^^^^^^^ help: consider using `_finished_count` instead
Dec 11 20:27:07.581 INFO [stderr]    |
Dec 11 20:27:07.581 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 20:27:07.581 INFO [stderr] 
Dec 11 20:27:07.581 INFO [stderr] warning: unused variable: `total_count`
Dec 11 20:27:07.581 INFO [stderr]   --> src/main.rs:87:10
Dec 11 20:27:07.581 INFO [stderr]    |
Dec 11 20:27:07.581 INFO [stderr] 87 |     let mut total_count = 0;
Dec 11 20:27:07.581 INFO [stderr]    |             ^^^^^^^^^^^ help: consider using `_total_count` instead
Dec 11 20:27:07.581 INFO [stderr] 
Dec 11 20:27:07.581 INFO [stderr] warning: unused variable: `rng`
Dec 11 20:27:07.581 INFO [stderr]   --> src/main.rs:91:10
Dec 11 20:27:07.581 INFO [stderr]    |
Dec 11 20:27:07.581 INFO [stderr] 91 |     let mut rng = rand::thread_rng();
Dec 11 20:27:07.581 INFO [stderr]    |             ^^^ help: consider using `_rng` instead
Dec 11 20:27:07.581 INFO [stderr] 
Dec 11 20:27:07.581 INFO [stderr] warning: unused variable: `iter2`
Dec 11 20:27:07.581 INFO [stderr]   --> src/main.rs:93:10
Dec 11 20:27:07.581 INFO [stderr]    |
Dec 11 20:27:07.581 INFO [stderr] 93 |     let mut iter2 = MoveGen::new_legal(&board);
Dec 11 20:27:07.581 INFO [stderr]    |             ^^^^^ help: consider using `_iter2` instead
Dec 11 20:27:07.581 INFO [stderr] 
Dec 11 20:27:07.581 INFO [stderr] warning: unused variable: `count`
Dec 11 20:27:07.581 INFO [stderr]   --> src/main.rs:94:10
Dec 11 20:27:07.581 INFO [stderr]    |
Dec 11 20:27:07.581 INFO [stderr] 94 |     let mut count = 0;
Dec 11 20:27:07.581 INFO [stderr]    |             ^^^^^ help: consider using `_count` instead
Dec 11 20:27:07.581 INFO [stderr] 
Dec 11 20:27:07.593 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:27:07.593 INFO [stderr]   --> src/main.rs:86:6
Dec 11 20:27:07.593 INFO [stderr]    |
Dec 11 20:27:07.593 INFO [stderr] 86 |     let mut finished_count = 0;
Dec 11 20:27:07.593 INFO [stderr]    |         ----^^^^^^^^^^^^^^
Dec 11 20:27:07.593 INFO [stderr]    |         |
Dec 11 20:27:07.593 INFO [stderr]    |         help: remove this `mut`
Dec 11 20:27:07.593 INFO [stderr]    |
Dec 11 20:27:07.593 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 20:27:07.593 INFO [stderr] 
Dec 11 20:27:07.593 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:27:07.593 INFO [stderr]   --> src/main.rs:87:6
Dec 11 20:27:07.593 INFO [stderr]    |
Dec 11 20:27:07.593 INFO [stderr] 87 |     let mut total_count = 0;
Dec 11 20:27:07.593 INFO [stderr]    |         ----^^^^^^^^^^^
Dec 11 20:27:07.593 INFO [stderr]    |         |
Dec 11 20:27:07.593 INFO [stderr]    |         help: remove this `mut`
Dec 11 20:27:07.593 INFO [stderr] 
Dec 11 20:27:07.593 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:27:07.593 INFO [stderr]   --> src/main.rs:90:6
Dec 11 20:27:07.593 INFO [stderr]    |
Dec 11 20:27:07.593 INFO [stderr] 90 |     let mut board = Board::from_fen(fen.to_string()).unwrap();
Dec 11 20:27:07.593 INFO [stderr]    |         ----^^^^^
Dec 11 20:27:07.593 INFO [stderr]    |         |
Dec 11 20:27:07.593 INFO [stderr]    |         help: remove this `mut`
Dec 11 20:27:07.593 INFO [stderr] 
Dec 11 20:27:07.593 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:27:07.594 INFO [stderr]   --> src/main.rs:91:6
Dec 11 20:27:07.594 INFO [stderr]    |
Dec 11 20:27:07.594 INFO [stderr] 91 |     let mut rng = rand::thread_rng();
Dec 11 20:27:07.594 INFO [stderr]    |         ----^^^
Dec 11 20:27:07.594 INFO [stderr]    |         |
Dec 11 20:27:07.594 INFO [stderr]    |         help: remove this `mut`
Dec 11 20:27:07.594 INFO [stderr] 
Dec 11 20:27:07.594 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:27:07.594 INFO [stderr]   --> src/main.rs:93:6
Dec 11 20:27:07.594 INFO [stderr]    |
Dec 11 20:27:07.594 INFO [stderr] 93 |     let mut iter2 = MoveGen::new_legal(&board);
Dec 11 20:27:07.594 INFO [stderr]    |         ----^^^^^
Dec 11 20:27:07.594 INFO [stderr]    |         |
Dec 11 20:27:07.594 INFO [stderr]    |         help: remove this `mut`
Dec 11 20:27:07.594 INFO [stderr] 
Dec 11 20:27:07.594 INFO [stderr] warning: variable does not need to be mutable
Dec 11 20:27:07.594 INFO [stderr]   --> src/main.rs:94:6
Dec 11 20:27:07.594 INFO [stderr]    |
Dec 11 20:27:07.594 INFO [stderr] 94 |     let mut count = 0;
Dec 11 20:27:07.594 INFO [stderr]    |         ----^^^^^
Dec 11 20:27:07.594 INFO [stderr]    |         |
Dec 11 20:27:07.594 INFO [stderr]    |         help: remove this `mut`
Dec 11 20:27:07.594 INFO [stderr] 
Dec 11 20:27:07.620 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 01s
Dec 11 20:27:07.627 INFO [stderr] su: No module specific data is present
Dec 11 20:27:07.960 INFO running `"docker" "inspect" "5dcad67e7b22e7fb4c29b44ee204fabbee53d2f243bdf3ee10b36a8c2cc29821"`
Dec 11 20:27:08.073 INFO running `"docker" "rm" "-f" "5dcad67e7b22e7fb4c29b44ee204fabbee53d2f243bdf3ee10b36a8c2cc29821"`
Dec 11 20:27:08.184 INFO [stdout] 5dcad67e7b22e7fb4c29b44ee204fabbee53d2f243bdf3ee10b36a8c2cc29821