[INFO] crate chess-move-gen 0.6.4 is already in cache
[INFO] extracting crate chess-move-gen 0.6.4 into work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/reg/chess-move-gen/0.6.4
[INFO] extracting crate chess-move-gen 0.6.4 into work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/reg/chess-move-gen/0.6.4
[INFO] validating manifest of chess-move-gen-0.6.4 on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of chess-move-gen-0.6.4 on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing chess-move-gen-0.6.4
[INFO] finished frobbing chess-move-gen-0.6.4
[INFO] frobbed toml for chess-move-gen-0.6.4 written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/reg/chess-move-gen/0.6.4/Cargo.toml
[INFO] started frobbing chess-move-gen-0.6.4
[INFO] finished frobbing chess-move-gen-0.6.4
[INFO] frobbed toml for chess-move-gen-0.6.4 written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/reg/chess-move-gen/0.6.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking chess-move-gen-0.6.4 against master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-5/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/reg/chess-move-gen/0.6.4:/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" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fc29103c500486d49be1d5377df58b2e25f55e0674f787a5863df39517e38018
[INFO] running `"docker" "start" "-a" "fc29103c500486d49be1d5377df58b2e25f55e0674f787a5863df39517e38018"`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling simd v0.2.3
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking unindent v0.1.3
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]     Checking chess-move-gen v0.6.4 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/mv_list/scored_mv_vec.rs:116:5
[INFO] [stderr]     |
[INFO] [stderr] 116 | /     pub fn new(
[INFO] [stderr] 117 | |         piece_square_values: &'a [[i16; 64]; 6],
[INFO] [stderr] 118 | |         castle_values: &'a [i16; 2],
[INFO] [stderr] 119 | |         piece_grid: &'a [Piece; 64],
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |         }
[INFO] [stderr] 129 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `len`
[INFO] [stderr]    --> src/mv_list/scored_mv_vec.rs:186:5
[INFO] [stderr]     |
[INFO] [stderr] 186 |     pub fn len(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `position`
[INFO] [stderr]   --> src/board.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn position(&self) -> &Position {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `depth`
[INFO] [stderr]   --> src/board.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn depth(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NULL_MOVE`
[INFO] [stderr]   --> src/mv.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub const NULL_MOVE: Move = Move { upper: 0, lower: 0 };
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Board`
[INFO] [stderr]  --> src/board.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct Board {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/board.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn new(fen: &str) -> Board {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `position`
[INFO] [stderr]   --> src/board.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn position(&self) -> &Position {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `key`
[INFO] [stderr]   --> src/board.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn key(&self) -> u64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `depth`
[INFO] [stderr]   --> src/board.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn depth(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `make`
[INFO] [stderr]   --> src/board.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn make(&mut self, mv: Move) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `unmake`
[INFO] [stderr]   --> src/board.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn unmake(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NULL_MOVE`
[INFO] [stderr]   --> src/mv.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub const NULL_MOVE: Move = Move { upper: 0, lower: 0 };
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/mv_list/scored_mv_vec.rs:116:5
[INFO] [stderr]     |
[INFO] [stderr] 116 | /     pub fn new(
[INFO] [stderr] 117 | |         piece_square_values: &'a [[i16; 64]; 6],
[INFO] [stderr] 118 | |         castle_values: &'a [i16; 2],
[INFO] [stderr] 119 | |         piece_grid: &'a [Piece; 64],
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |         }
[INFO] [stderr] 129 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `len`
[INFO] [stderr]    --> src/mv_list/scored_mv_vec.rs:186:5
[INFO] [stderr]     |
[INFO] [stderr] 186 |     pub fn len(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 44.01s
[INFO] running `"docker" "inspect" "fc29103c500486d49be1d5377df58b2e25f55e0674f787a5863df39517e38018"`
[INFO] running `"docker" "rm" "-f" "fc29103c500486d49be1d5377df58b2e25f55e0674f787a5863df39517e38018"`
[INFO] [stdout] fc29103c500486d49be1d5377df58b2e25f55e0674f787a5863df39517e38018