[INFO] updating cached repository aolagers/rook
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/aolagers/rook
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/aolagers/rook" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/aolagers/rook"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/aolagers/rook'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aolagers/rook" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/aolagers/rook"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/aolagers/rook'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b47dab0b07ede2f3fd8195dc2d58fb6ab6416d93
[INFO] sha for GitHub repo aolagers/rook: b47dab0b07ede2f3fd8195dc2d58fb6ab6416d93
[INFO] validating manifest of aolagers/rook on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of aolagers/rook on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing aolagers/rook
[INFO] finished frobbing aolagers/rook
[INFO] frobbed toml for aolagers/rook written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/aolagers/rook/Cargo.toml
[INFO] started frobbing aolagers/rook
[INFO] finished frobbing aolagers/rook
[INFO] frobbed toml for aolagers/rook written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/aolagers/rook/Cargo.toml
[INFO] crate aolagers/rook already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/aolagers/rook/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking aolagers/rook against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/aolagers/rook:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bfb78a1cbf5038d14f21b6c1f86cceb89992ba5a9f912ae280679ff2b1bb00ca
[INFO] running `"docker" "start" "-a" "bfb78a1cbf5038d14f21b6c1f86cceb89992ba5a9f912ae280679ff2b1bb00ca"`
[INFO] [stderr]     Checking rook v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/board.rs:133:48
[INFO] [stderr]     |
[INFO] [stderr] 133 |                 let sq = BitBoard::from_square(((7-i)*8 + j));
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/pos.rs:87:25
[INFO] [stderr]    |
[INFO] [stderr] 87 |                 n @ '0' ... '8' => {
[INFO] [stderr]    |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/board.rs:133:48
[INFO] [stderr]     |
[INFO] [stderr] 133 |                 let sq = BitBoard::from_square(((7-i)*8 + j));
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/pos.rs:87:25
[INFO] [stderr]    |
[INFO] [stderr] 87 |                 n @ '0' ... '8' => {
[INFO] [stderr]    |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/movegenerator.rs:225:1
[INFO] [stderr]     |
[INFO] [stderr] 225 | / lazy_static! {
[INFO] [stderr] 226 | |     static ref KNIGHT_MOVES: [BitBoard; 64] = {
[INFO] [stderr] 227 | |         let mut kmoves = [BitBoard::empty(); 64];
[INFO] [stderr] 228 | |         for i in 0..64 {
[INFO] [stderr] ...   |
[INFO] [stderr] 291 | |     };
[INFO] [stderr] 292 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/movegenerator.rs:225:1
[INFO] [stderr]     |
[INFO] [stderr] 225 | / lazy_static! {
[INFO] [stderr] 226 | |     static ref KNIGHT_MOVES: [BitBoard; 64] = {
[INFO] [stderr] 227 | |         let mut kmoves = [BitBoard::empty(); 64];
[INFO] [stderr] 228 | |         for i in 0..64 {
[INFO] [stderr] ...   |
[INFO] [stderr] 291 | |     };
[INFO] [stderr] 292 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/movegenerator.rs:225:1
[INFO] [stderr]     |
[INFO] [stderr] 225 | / lazy_static! {
[INFO] [stderr] 226 | |     static ref KNIGHT_MOVES: [BitBoard; 64] = {
[INFO] [stderr] 227 | |         let mut kmoves = [BitBoard::empty(); 64];
[INFO] [stderr] 228 | |         for i in 0..64 {
[INFO] [stderr] ...   |
[INFO] [stderr] 291 | |     };
[INFO] [stderr] 292 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/movegenerator.rs:225:1
[INFO] [stderr]     |
[INFO] [stderr] 225 | / lazy_static! {
[INFO] [stderr] 226 | |     static ref KNIGHT_MOVES: [BitBoard; 64] = {
[INFO] [stderr] 227 | |         let mut kmoves = [BitBoard::empty(); 64];
[INFO] [stderr] 228 | |         for i in 0..64 {
[INFO] [stderr] ...   |
[INFO] [stderr] 291 | |     };
[INFO] [stderr] 292 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/movegenerator.rs:225:1
[INFO] [stderr]     |
[INFO] [stderr] 225 | / lazy_static! {
[INFO] [stderr] 226 | |     static ref KNIGHT_MOVES: [BitBoard; 64] = {
[INFO] [stderr] 227 | |         let mut kmoves = [BitBoard::empty(); 64];
[INFO] [stderr] 228 | |         for i in 0..64 {
[INFO] [stderr] ...   |
[INFO] [stderr] 291 | |     };
[INFO] [stderr] 292 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/movegenerator.rs:225:1
[INFO] [stderr]     |
[INFO] [stderr] 225 | / lazy_static! {
[INFO] [stderr] 226 | |     static ref KNIGHT_MOVES: [BitBoard; 64] = {
[INFO] [stderr] 227 | |         let mut kmoves = [BitBoard::empty(); 64];
[INFO] [stderr] 228 | |         for i in 0..64 {
[INFO] [stderr] ...   |
[INFO] [stderr] 291 | |     };
[INFO] [stderr] 292 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/hash.rs:49:1
[INFO] [stderr]    |
[INFO] [stderr] 49 | / lazy_static! {
[INFO] [stderr] 50 | |     static ref HASH: Mutex<HashMap<u64, u64>> = {
[INFO] [stderr] 51 | |         Mutex::new(HashMap::new())
[INFO] [stderr] 52 | |     };
[INFO] [stderr] ...  |
[INFO] [stderr] 65 | |     };
[INFO] [stderr] 66 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/hash.rs:49:1
[INFO] [stderr]    |
[INFO] [stderr] 49 | / lazy_static! {
[INFO] [stderr] 50 | |     static ref HASH: Mutex<HashMap<u64, u64>> = {
[INFO] [stderr] 51 | |         Mutex::new(HashMap::new())
[INFO] [stderr] 52 | |     };
[INFO] [stderr] ...  |
[INFO] [stderr] 65 | |     };
[INFO] [stderr] 66 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/movegenerator.rs:225:1
[INFO] [stderr]     |
[INFO] [stderr] 225 | / lazy_static! {
[INFO] [stderr] 226 | |     static ref KNIGHT_MOVES: [BitBoard; 64] = {
[INFO] [stderr] 227 | |         let mut kmoves = [BitBoard::empty(); 64];
[INFO] [stderr] 228 | |         for i in 0..64 {
[INFO] [stderr] ...   |
[INFO] [stderr] 291 | |     };
[INFO] [stderr] 292 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/movegenerator.rs:225:1
[INFO] [stderr]     |
[INFO] [stderr] 225 | / lazy_static! {
[INFO] [stderr] 226 | |     static ref KNIGHT_MOVES: [BitBoard; 64] = {
[INFO] [stderr] 227 | |         let mut kmoves = [BitBoard::empty(); 64];
[INFO] [stderr] 228 | |         for i in 0..64 {
[INFO] [stderr] ...   |
[INFO] [stderr] 291 | |     };
[INFO] [stderr] 292 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/movegenerator.rs:225:1
[INFO] [stderr]     |
[INFO] [stderr] 225 | / lazy_static! {
[INFO] [stderr] 226 | |     static ref KNIGHT_MOVES: [BitBoard; 64] = {
[INFO] [stderr] 227 | |         let mut kmoves = [BitBoard::empty(); 64];
[INFO] [stderr] 228 | |         for i in 0..64 {
[INFO] [stderr] ...   |
[INFO] [stderr] 291 | |     };
[INFO] [stderr] 292 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/movegenerator.rs:225:1
[INFO] [stderr]     |
[INFO] [stderr] 225 | / lazy_static! {
[INFO] [stderr] 226 | |     static ref KNIGHT_MOVES: [BitBoard; 64] = {
[INFO] [stderr] 227 | |         let mut kmoves = [BitBoard::empty(); 64];
[INFO] [stderr] 228 | |         for i in 0..64 {
[INFO] [stderr] ...   |
[INFO] [stderr] 291 | |     };
[INFO] [stderr] 292 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/movegenerator.rs:225:1
[INFO] [stderr]     |
[INFO] [stderr] 225 | / lazy_static! {
[INFO] [stderr] 226 | |     static ref KNIGHT_MOVES: [BitBoard; 64] = {
[INFO] [stderr] 227 | |         let mut kmoves = [BitBoard::empty(); 64];
[INFO] [stderr] 228 | |         for i in 0..64 {
[INFO] [stderr] ...   |
[INFO] [stderr] 291 | |     };
[INFO] [stderr] 292 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/movegenerator.rs:225:1
[INFO] [stderr]     |
[INFO] [stderr] 225 | / lazy_static! {
[INFO] [stderr] 226 | |     static ref KNIGHT_MOVES: [BitBoard; 64] = {
[INFO] [stderr] 227 | |         let mut kmoves = [BitBoard::empty(); 64];
[INFO] [stderr] 228 | |         for i in 0..64 {
[INFO] [stderr] ...   |
[INFO] [stderr] 291 | |     };
[INFO] [stderr] 292 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/hash.rs:49:1
[INFO] [stderr]    |
[INFO] [stderr] 49 | / lazy_static! {
[INFO] [stderr] 50 | |     static ref HASH: Mutex<HashMap<u64, u64>> = {
[INFO] [stderr] 51 | |         Mutex::new(HashMap::new())
[INFO] [stderr] 52 | |     };
[INFO] [stderr] ...  |
[INFO] [stderr] 65 | |     };
[INFO] [stderr] 66 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/hash.rs:49:1
[INFO] [stderr]    |
[INFO] [stderr] 49 | / lazy_static! {
[INFO] [stderr] 50 | |     static ref HASH: Mutex<HashMap<u64, u64>> = {
[INFO] [stderr] 51 | |         Mutex::new(HashMap::new())
[INFO] [stderr] 52 | |     };
[INFO] [stderr] ...  |
[INFO] [stderr] 65 | |     };
[INFO] [stderr] 66 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nodes`
[INFO] [stderr]   --> src/lib.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |     let (_, nodes, best_move) = game.negamax_start(4);
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_nodes`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nodes`
[INFO] [stderr]   --> src/lib.rs:69:13
[INFO] [stderr]    |
[INFO] [stderr] 69 |     let (_, nodes, best_move) = game.negamax_start(4);
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_nodes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nodes`
[INFO] [stderr]   --> src/lib.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let (_, nodes, best_move) = game.negamax_start(4);
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_nodes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nodes`
[INFO] [stderr]   --> src/lib.rs:84:13
[INFO] [stderr]    |
[INFO] [stderr] 84 |     let (_, nodes, best_move) = game.negamax_start(4);
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_nodes`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let mut game = Pos::from_fen("8/8/8/8/8/ppp5/2p5/K7 w KQkq - 0 1");
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let mut game = Pos::from_fen("P7/P7/P7/P7/P7/P7/P6r/KP5r w KQkq - 0 1");
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.74s
[INFO] running `"docker" "inspect" "bfb78a1cbf5038d14f21b6c1f86cceb89992ba5a9f912ae280679ff2b1bb00ca"`
[INFO] running `"docker" "rm" "-f" "bfb78a1cbf5038d14f21b6c1f86cceb89992ba5a9f912ae280679ff2b1bb00ca"`
[INFO] [stdout] bfb78a1cbf5038d14f21b6c1f86cceb89992ba5a9f912ae280679ff2b1bb00ca