Dec 04 17:01:32.401 INFO checking jacobgardner/chessAI against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 17:01:32.401 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 17:01:32.864 INFO [stdout] de9056c7b647e6095ac61ddd8c5f6a8f5cc78cd887983d7aa89433970da3f1bb
Dec 04 17:01:32.871 INFO running `"docker" "start" "-a" "de9056c7b647e6095ac61ddd8c5f6a8f5cc78cd887983d7aa89433970da3f1bb"`
Dec 04 17:01:34.726 INFO [stderr] usermod: no changes
Dec 04 17:01:34.865 INFO [stderr]    Compiling syn v0.14.5
Dec 04 17:01:46.483 INFO [stderr]    Compiling synstructure v0.9.0
Dec 04 17:01:46.483 INFO [stderr]    Compiling num-derive v0.2.2
Dec 04 17:01:51.368 INFO [stderr]    Compiling failure_derive v0.1.2
Dec 04 17:01:53.453 INFO [stderr]     Checking failure v0.1.2
Dec 04 17:01:54.195 INFO [stderr]     Checking chess v0.1.0 (/source)
Dec 04 17:01:55.376 INFO [stderr] warning: unused import: `GeneratorState`
Dec 04 17:01:55.376 INFO [stderr]  --> src/board/move_pieces.rs:5:27
Dec 04 17:01:55.376 INFO [stderr]   |
Dec 04 17:01:55.376 INFO [stderr] 5 | use std::ops::{Generator, GeneratorState};
Dec 04 17:01:55.376 INFO [stderr]   |                           ^^^^^^^^^^^^^^
Dec 04 17:01:55.376 INFO [stderr]   |
Dec 04 17:01:55.383 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 17:01:55.383 INFO [stderr] 
Dec 04 17:01:55.759 INFO [stderr] warning: method is never used: `generate_moves`
Dec 04 17:01:55.759 INFO [stderr]  --> src/board/move_pieces.rs:8:5
Dec 04 17:01:55.759 INFO [stderr]   |
Dec 04 17:01:55.759 INFO [stderr] 8 |     pub fn generate_moves(&self, player: Player) -> impl Generator<Yield = Board, Return = ()> {
Dec 04 17:01:55.759 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:01:55.760 INFO [stderr]   |
Dec 04 17:01:55.760 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 17:01:55.760 INFO [stderr] 
Dec 04 17:01:55.760 INFO [stderr] warning: constant item is never used: `WHITE_PAWN_TEST`
Dec 04 17:01:55.760 INFO [stderr]    --> src/board/move_pieces.rs:105:1
Dec 04 17:01:55.760 INFO [stderr]     |
Dec 04 17:01:55.760 INFO [stderr] 105 | / const WHITE_PAWN_TEST: &'static str = "
Dec 04 17:01:55.760 INFO [stderr] 106 | |     xxxrxxxx
Dec 04 17:01:55.760 INFO [stderr] 107 | |     xxPxxxxx
Dec 04 17:01:55.760 INFO [stderr] 108 | |     xxxxPxxx
Dec 04 17:01:55.760 INFO [stderr] ...   |
Dec 04 17:01:55.760 INFO [stderr] 113 | |     xxxxxxxx
Dec 04 17:01:55.760 INFO [stderr] 114 | |     ";
Dec 04 17:01:55.760 INFO [stderr]     | |______^
Dec 04 17:01:55.761 INFO [stderr] 
Dec 04 17:01:55.761 INFO [stderr] warning: constant item is never used: `BLACK_PAWN_TEST`
Dec 04 17:01:55.761 INFO [stderr]    --> src/board/move_pieces.rs:116:1
Dec 04 17:01:55.761 INFO [stderr]     |
Dec 04 17:01:55.761 INFO [stderr] 116 | / const BLACK_PAWN_TEST: &'static str = "
Dec 04 17:01:55.761 INFO [stderr] 117 | |     xxxxxxxx
Dec 04 17:01:55.761 INFO [stderr] 118 | |     pxxxxxpx
Dec 04 17:01:55.761 INFO [stderr] 119 | |     xxxxxnxN
Dec 04 17:01:55.761 INFO [stderr] ...   |
Dec 04 17:01:55.761 INFO [stderr] 124 | |     xxxNxxxx
Dec 04 17:01:55.761 INFO [stderr] 125 | | ";
Dec 04 17:01:55.761 INFO [stderr]     | |__^
Dec 04 17:01:55.761 INFO [stderr] 
Dec 04 17:01:55.766 INFO [stderr] warning: method is never used: `empty_board`
Dec 04 17:01:55.766 INFO [stderr]   --> src/board/mod.rs:57:5
Dec 04 17:01:55.766 INFO [stderr]    |
Dec 04 17:01:55.766 INFO [stderr] 57 |     pub fn empty_board() -> Board {
Dec 04 17:01:55.766 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:01:55.766 INFO [stderr] 
Dec 04 17:01:56.279 INFO [stderr] warning: method is never used: `empty_board`
Dec 04 17:01:56.279 INFO [stderr]   --> src/board/mod.rs:57:5
Dec 04 17:01:56.279 INFO [stderr]    |
Dec 04 17:01:56.279 INFO [stderr] 57 |     pub fn empty_board() -> Board {
Dec 04 17:01:56.279 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 17:01:56.279 INFO [stderr]    |
Dec 04 17:01:56.279 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 17:01:56.279 INFO [stderr] 
Dec 04 17:01:56.339 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.59s
Dec 04 17:01:56.355 INFO [stderr] su: No module specific data is present
Dec 04 17:01:57.067 INFO running `"docker" "inspect" "de9056c7b647e6095ac61ddd8c5f6a8f5cc78cd887983d7aa89433970da3f1bb"`
Dec 04 17:01:57.393 INFO running `"docker" "rm" "-f" "de9056c7b647e6095ac61ddd8c5f6a8f5cc78cd887983d7aa89433970da3f1bb"`
Dec 04 17:01:57.706 INFO [stdout] de9056c7b647e6095ac61ddd8c5f6a8f5cc78cd887983d7aa89433970da3f1bb