[INFO] updating cached repository hakos/rustchess
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hakos/rustchess
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hakos/rustchess" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/hakos/rustchess"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/hakos/rustchess'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hakos/rustchess" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/hakos/rustchess"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/hakos/rustchess'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6bdb3778a65463682a50029d2c911aad1bd22f57
[INFO] sha for GitHub repo hakos/rustchess: 6bdb3778a65463682a50029d2c911aad1bd22f57
[INFO] validating manifest of hakos/rustchess on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hakos/rustchess on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hakos/rustchess
[INFO] finished frobbing hakos/rustchess
[INFO] frobbed toml for hakos/rustchess written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/hakos/rustchess/Cargo.toml
[INFO] started frobbing hakos/rustchess
[INFO] finished frobbing hakos/rustchess
[INFO] frobbed toml for hakos/rustchess written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/hakos/rustchess/Cargo.toml
[INFO] crate hakos/rustchess has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on the registry index
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking hakos/rustchess against try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-5/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/hakos/rustchess:/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" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a746eacabaa1c6f38a64acee393f5c9f941a4379ed536ec0d3c5d4d475052954
[INFO] running `"docker" "start" "-a" "a746eacabaa1c6f38a64acee393f5c9f941a4379ed536ec0d3c5d4d475052954"`
[INFO] [stderr]     Checking rustchess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `cleared`
[INFO] [stderr]    --> src/board.rs:193:5
[INFO] [stderr]     |
[INFO] [stderr] 193 |     fn cleared() -> Pieces {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `count_moves`
[INFO] [stderr]    --> src/board.rs:480:5
[INFO] [stderr]     |
[INFO] [stderr] 480 |     fn count_moves(&self, moves: &[BitBoard; 64], color: Color) -> u32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cleared`
[INFO] [stderr]    --> src/board.rs:902:5
[INFO] [stderr]     |
[INFO] [stderr] 902 |     fn cleared() -> Board {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_fen`
[INFO] [stderr]    --> src/board.rs:911:5
[INFO] [stderr]     |
[INFO] [stderr] 911 |     pub fn from_fen(fen: &str) -> Board {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `as_fen`
[INFO] [stderr]    --> src/board.rs:984:5
[INFO] [stderr]     |
[INFO] [stderr] 984 |     pub fn as_fen(&self) -> String {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `as_unicode`
[INFO] [stderr]     --> src/board.rs:1023:5
[INFO] [stderr]      |
[INFO] [stderr] 1023 |     fn as_unicode(&self) -> [char; 64] {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print`
[INFO] [stderr]     --> src/board.rs:1043:5
[INFO] [stderr]      |
[INFO] [stderr] 1043 |     pub fn print(&self) {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_moves`
[INFO] [stderr]     --> src/board.rs:1142:5
[INFO] [stderr]      |
[INFO] [stderr] 1142 |     fn get_moves(&self) -> [BitBoard; 64] {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `count_moves`
[INFO] [stderr]     --> src/board.rs:1152:5
[INFO] [stderr]      |
[INFO] [stderr] 1152 |     fn count_moves(&self) -> u32 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_check_mated`
[INFO] [stderr]     --> src/board.rs:1168:5
[INFO] [stderr]      |
[INFO] [stderr] 1168 |     pub fn is_check_mated(&self) -> bool {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_stale_mate`
[INFO] [stderr]     --> src/board.rs:1172:5
[INFO] [stderr]      |
[INFO] [stderr] 1172 |     pub fn is_stale_mate(&self) -> bool {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `perft`
[INFO] [stderr]     --> src/board.rs:1192:5
[INFO] [stderr]      |
[INFO] [stderr] 1192 |     fn perft(&self, depth: u32, debug: bool) -> u64 {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `unicode_to_fen`
[INFO] [stderr]     --> src/board.rs:1386:1
[INFO] [stderr]      |
[INFO] [stderr] 1386 | fn unicode_to_fen(c: char) -> char {
[INFO] [stderr]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `merge_spaces`
[INFO] [stderr]     --> src/board.rs:1405:1
[INFO] [stderr]      |
[INFO] [stderr] 1405 | fn merge_spaces(chars: impl Iterator<Item = char>) -> String {
[INFO] [stderr]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "a746eacabaa1c6f38a64acee393f5c9f941a4379ed536ec0d3c5d4d475052954"`
[INFO] running `"docker" "rm" "-f" "a746eacabaa1c6f38a64acee393f5c9f941a4379ed536ec0d3c5d4d475052954"`
[INFO] [stdout] a746eacabaa1c6f38a64acee393f5c9f941a4379ed536ec0d3c5d4d475052954