[INFO] crate gorrosion 0.1.2 is already in cache
[INFO] testing gorrosion-0.1.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate gorrosion 0.1.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate gorrosion 0.1.2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate gorrosion 0.1.2
[INFO] finished tweaking crates.io crate gorrosion 0.1.2
[INFO] tweaked toml for crates.io crate gorrosion 0.1.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cb19cd2d0e806d3043543c9a6c722db8ec169d1009f47d933afdb11a76126ee3
[INFO] running `"docker" "start" "-a" "cb19cd2d0e806d3043543c9a6c722db8ec169d1009f47d933afdb11a76126ee3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling gorrosion v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `place_stone`
[INFO] [stderr]   --> src/core/game.rs:38:2
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn place_stone(&mut self, i: <T::I as Indexer>::Index) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `survivors`
[INFO] [stderr]   --> src/core/game.rs:51:2
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn survivors(&self, free: &BoolVec<T::I>) -> BoolVec<T::I> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kill`
[INFO] [stderr]   --> src/core/game.rs:57:2
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn kill(&mut self, zombies: &BoolVec<T::I>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kill_dead`
[INFO] [stderr]   --> src/core/game.rs:67:2
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn kill_dead(&mut self, liberties: &BoolVec<T::I>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Black`
[INFO] [stderr]   --> src/core/game.rs:75:2
[INFO] [stderr]    |
[INFO] [stderr] 75 |     Black,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `White`
[INFO] [stderr]   --> src/core/game.rs:76:2
[INFO] [stderr]    |
[INFO] [stderr] 76 |     White,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `other`
[INFO] [stderr]   --> src/core/game.rs:80:2
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn other(&self) -> Color {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `free`
[INFO] [stderr]    --> src/core/game.rs:115:2
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn free(&self) -> BoolVec<T::I> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kill_dead`
[INFO] [stderr]    --> src/core/game.rs:121:2
[INFO] [stderr]     |
[INFO] [stderr] 121 |     fn kill_dead(&mut self, color: Color) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `player_state`
[INFO] [stderr]    --> src/core/game.rs:126:2
[INFO] [stderr]     |
[INFO] [stderr] 126 |       fn player_state(
[INFO] [stderr]     |  _____^
[INFO] [stderr] 127 | |         &mut self,
[INFO] [stderr] 128 | |         color: Color,
[INFO] [stderr] 129 | |     ) -> &mut PlayerState<'board, T> {
[INFO] [stderr] ...   |
[INFO] [stderr] 133 | |         }
[INFO] [stderr] 134 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `place_stone`
[INFO] [stderr]    --> src/core/game.rs:136:2
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn place_stone(&mut self, i: <T::I as Indexer>::Index, color: Color) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pass`
[INFO] [stderr]    --> src/core/game.rs:166:2
[INFO] [stderr]     |
[INFO] [stderr] 166 |     Pass,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Resign`
[INFO] [stderr]    --> src/core/game.rs:167:2
[INFO] [stderr]     |
[INFO] [stderr] 167 |     Resign,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Place`
[INFO] [stderr]    --> src/core/game.rs:168:2
[INFO] [stderr]     |
[INFO] [stderr] 168 |     Place(Index),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `LocalRules`
[INFO] [stderr]    --> src/core/game.rs:177:8
[INFO] [stderr]     |
[INFO] [stderr] 177 | struct LocalRules {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Rules`
[INFO] [stderr]    --> src/core/game.rs:182:8
[INFO] [stderr]     |
[INFO] [stderr] 182 | struct Rules {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `GameNode`
[INFO] [stderr]    --> src/core/game.rs:190:8
[INFO] [stderr]     |
[INFO] [stderr] 190 | struct GameNode<'a, 'board: 'a, T: 'board + Board> {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "cb19cd2d0e806d3043543c9a6c722db8ec169d1009f47d933afdb11a76126ee3"`
[INFO] running `"docker" "rm" "-f" "cb19cd2d0e806d3043543c9a6c722db8ec169d1009f47d933afdb11a76126ee3"`
[INFO] [stdout] cb19cd2d0e806d3043543c9a6c722db8ec169d1009f47d933afdb11a76126ee3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 910d05e6cc2ebdf79c4e2bbfe9779d4518022f65e442361aa268482329c33de0
[INFO] running `"docker" "start" "-a" "910d05e6cc2ebdf79c4e2bbfe9779d4518022f65e442361aa268482329c33de0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling gorrosion v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `place_stone`
[INFO] [stderr]   --> src/core/game.rs:38:2
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn place_stone(&mut self, i: <T::I as Indexer>::Index) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `survivors`
[INFO] [stderr]   --> src/core/game.rs:51:2
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn survivors(&self, free: &BoolVec<T::I>) -> BoolVec<T::I> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kill`
[INFO] [stderr]   --> src/core/game.rs:57:2
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn kill(&mut self, zombies: &BoolVec<T::I>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kill_dead`
[INFO] [stderr]   --> src/core/game.rs:67:2
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn kill_dead(&mut self, liberties: &BoolVec<T::I>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Black`
[INFO] [stderr]   --> src/core/game.rs:75:2
[INFO] [stderr]    |
[INFO] [stderr] 75 |     Black,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `White`
[INFO] [stderr]   --> src/core/game.rs:76:2
[INFO] [stderr]    |
[INFO] [stderr] 76 |     White,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `other`
[INFO] [stderr]   --> src/core/game.rs:80:2
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn other(&self) -> Color {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `free`
[INFO] [stderr]    --> src/core/game.rs:115:2
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn free(&self) -> BoolVec<T::I> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kill_dead`
[INFO] [stderr]    --> src/core/game.rs:121:2
[INFO] [stderr]     |
[INFO] [stderr] 121 |     fn kill_dead(&mut self, color: Color) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `player_state`
[INFO] [stderr]    --> src/core/game.rs:126:2
[INFO] [stderr]     |
[INFO] [stderr] 126 |       fn player_state(
[INFO] [stderr]     |  _____^
[INFO] [stderr] 127 | |         &mut self,
[INFO] [stderr] 128 | |         color: Color,
[INFO] [stderr] 129 | |     ) -> &mut PlayerState<'board, T> {
[INFO] [stderr] ...   |
[INFO] [stderr] 133 | |         }
[INFO] [stderr] 134 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `place_stone`
[INFO] [stderr]    --> src/core/game.rs:136:2
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn place_stone(&mut self, i: <T::I as Indexer>::Index, color: Color) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pass`
[INFO] [stderr]    --> src/core/game.rs:166:2
[INFO] [stderr]     |
[INFO] [stderr] 166 |     Pass,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Resign`
[INFO] [stderr]    --> src/core/game.rs:167:2
[INFO] [stderr]     |
[INFO] [stderr] 167 |     Resign,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Place`
[INFO] [stderr]    --> src/core/game.rs:168:2
[INFO] [stderr]     |
[INFO] [stderr] 168 |     Place(Index),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `LocalRules`
[INFO] [stderr]    --> src/core/game.rs:177:8
[INFO] [stderr]     |
[INFO] [stderr] 177 | struct LocalRules {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Rules`
[INFO] [stderr]    --> src/core/game.rs:182:8
[INFO] [stderr]     |
[INFO] [stderr] 182 | struct Rules {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `GameNode`
[INFO] [stderr]    --> src/core/game.rs:190:8
[INFO] [stderr]     |
[INFO] [stderr] 190 | struct GameNode<'a, 'board: 'a, T: 'board + Board> {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `place_stone`
[INFO] [stderr]   --> src/core/game.rs:38:2
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn place_stone(&mut self, i: <T::I as Indexer>::Index) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `survivors`
[INFO] [stderr]   --> src/core/game.rs:51:2
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn survivors(&self, free: &BoolVec<T::I>) -> BoolVec<T::I> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kill`
[INFO] [stderr]   --> src/core/game.rs:57:2
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn kill(&mut self, zombies: &BoolVec<T::I>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kill_dead`
[INFO] [stderr]   --> src/core/game.rs:67:2
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn kill_dead(&mut self, liberties: &BoolVec<T::I>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Black`
[INFO] [stderr]   --> src/core/game.rs:75:2
[INFO] [stderr]    |
[INFO] [stderr] 75 |     Black,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `White`
[INFO] [stderr]   --> src/core/game.rs:76:2
[INFO] [stderr]    |
[INFO] [stderr] 76 |     White,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `other`
[INFO] [stderr]   --> src/core/game.rs:80:2
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn other(&self) -> Color {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `free`
[INFO] [stderr]    --> src/core/game.rs:115:2
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn free(&self) -> BoolVec<T::I> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kill_dead`
[INFO] [stderr]    --> src/core/game.rs:121:2
[INFO] [stderr]     |
[INFO] [stderr] 121 |     fn kill_dead(&mut self, color: Color) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `player_state`
[INFO] [stderr]    --> src/core/game.rs:126:2
[INFO] [stderr]     |
[INFO] [stderr] 126 |       fn player_state(
[INFO] [stderr]     |  _____^
[INFO] [stderr] 127 | |         &mut self,
[INFO] [stderr] 128 | |         color: Color,
[INFO] [stderr] 129 | |     ) -> &mut PlayerState<'board, T> {
[INFO] [stderr] ...   |
[INFO] [stderr] 133 | |         }
[INFO] [stderr] 134 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `place_stone`
[INFO] [stderr]    --> src/core/game.rs:136:2
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn place_stone(&mut self, i: <T::I as Indexer>::Index, color: Color) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pass`
[INFO] [stderr]    --> src/core/game.rs:166:2
[INFO] [stderr]     |
[INFO] [stderr] 166 |     Pass,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Resign`
[INFO] [stderr]    --> src/core/game.rs:167:2
[INFO] [stderr]     |
[INFO] [stderr] 167 |     Resign,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Place`
[INFO] [stderr]    --> src/core/game.rs:168:2
[INFO] [stderr]     |
[INFO] [stderr] 168 |     Place(Index),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `LocalRules`
[INFO] [stderr]    --> src/core/game.rs:177:8
[INFO] [stderr]     |
[INFO] [stderr] 177 | struct LocalRules {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Rules`
[INFO] [stderr]    --> src/core/game.rs:182:8
[INFO] [stderr]     |
[INFO] [stderr] 182 | struct Rules {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `GameNode`
[INFO] [stderr]    --> src/core/game.rs:190:8
[INFO] [stderr]     |
[INFO] [stderr] 190 | struct GameNode<'a, 'board: 'a, T: 'board + Board> {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `"docker" "inspect" "910d05e6cc2ebdf79c4e2bbfe9779d4518022f65e442361aa268482329c33de0"`
[INFO] running `"docker" "rm" "-f" "910d05e6cc2ebdf79c4e2bbfe9779d4518022f65e442361aa268482329c33de0"`
[INFO] [stdout] 910d05e6cc2ebdf79c4e2bbfe9779d4518022f65e442361aa268482329c33de0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b72b005c963f81f15450a918bafec01c42bd51e8bd6e345dbc76c8057b0e8ebf
[INFO] running `"docker" "start" "-a" "b72b005c963f81f15450a918bafec01c42bd51e8bd6e345dbc76c8057b0e8ebf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: method is never used: `place_stone`
[INFO] [stderr]   --> src/core/game.rs:38:2
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn place_stone(&mut self, i: <T::I as Indexer>::Index) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `survivors`
[INFO] [stderr]   --> src/core/game.rs:51:2
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn survivors(&self, free: &BoolVec<T::I>) -> BoolVec<T::I> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kill`
[INFO] [stderr]   --> src/core/game.rs:57:2
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn kill(&mut self, zombies: &BoolVec<T::I>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kill_dead`
[INFO] [stderr]   --> src/core/game.rs:67:2
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn kill_dead(&mut self, liberties: &BoolVec<T::I>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Black`
[INFO] [stderr]   --> src/core/game.rs:75:2
[INFO] [stderr]    |
[INFO] [stderr] 75 |     Black,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `White`
[INFO] [stderr]   --> src/core/game.rs:76:2
[INFO] [stderr]    |
[INFO] [stderr] 76 |     White,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `other`
[INFO] [stderr]   --> src/core/game.rs:80:2
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn other(&self) -> Color {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `free`
[INFO] [stderr]    --> src/core/game.rs:115:2
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn free(&self) -> BoolVec<T::I> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kill_dead`
[INFO] [stderr]    --> src/core/game.rs:121:2
[INFO] [stderr]     |
[INFO] [stderr] 121 |     fn kill_dead(&mut self, color: Color) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `player_state`
[INFO] [stderr]    --> src/core/game.rs:126:2
[INFO] [stderr]     |
[INFO] [stderr] 126 |       fn player_state(
[INFO] [stderr]     |  _____^
[INFO] [stderr] 127 | |         &mut self,
[INFO] [stderr] 128 | |         color: Color,
[INFO] [stderr] 129 | |     ) -> &mut PlayerState<'board, T> {
[INFO] [stderr] ...   |
[INFO] [stderr] 133 | |         }
[INFO] [stderr] 134 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `place_stone`
[INFO] [stderr]    --> src/core/game.rs:136:2
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn place_stone(&mut self, i: <T::I as Indexer>::Index, color: Color) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pass`
[INFO] [stderr]    --> src/core/game.rs:166:2
[INFO] [stderr]     |
[INFO] [stderr] 166 |     Pass,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Resign`
[INFO] [stderr]    --> src/core/game.rs:167:2
[INFO] [stderr]     |
[INFO] [stderr] 167 |     Resign,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Place`
[INFO] [stderr]    --> src/core/game.rs:168:2
[INFO] [stderr]     |
[INFO] [stderr] 168 |     Place(Index),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `LocalRules`
[INFO] [stderr]    --> src/core/game.rs:177:8
[INFO] [stderr]     |
[INFO] [stderr] 177 | struct LocalRules {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Rules`
[INFO] [stderr]    --> src/core/game.rs:182:8
[INFO] [stderr]     |
[INFO] [stderr] 182 | struct Rules {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `GameNode`
[INFO] [stderr]    --> src/core/game.rs:190:8
[INFO] [stderr]     |
[INFO] [stderr] 190 | struct GameNode<'a, 'board: 'a, T: 'board + Board> {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `place_stone`
[INFO] [stderr]   --> src/core/game.rs:38:2
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn place_stone(&mut self, i: <T::I as Indexer>::Index) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `survivors`
[INFO] [stderr]   --> src/core/game.rs:51:2
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn survivors(&self, free: &BoolVec<T::I>) -> BoolVec<T::I> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kill`
[INFO] [stderr]   --> src/core/game.rs:57:2
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn kill(&mut self, zombies: &BoolVec<T::I>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kill_dead`
[INFO] [stderr]   --> src/core/game.rs:67:2
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn kill_dead(&mut self, liberties: &BoolVec<T::I>) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Black`
[INFO] [stderr]   --> src/core/game.rs:75:2
[INFO] [stderr]    |
[INFO] [stderr] 75 |     Black,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `White`
[INFO] [stderr]   --> src/core/game.rs:76:2
[INFO] [stderr]    |
[INFO] [stderr] 76 |     White,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `other`
[INFO] [stderr]   --> src/core/game.rs:80:2
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn other(&self) -> Color {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `free`
[INFO] [stderr]    --> src/core/game.rs:115:2
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn free(&self) -> BoolVec<T::I> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `kill_dead`
[INFO] [stderr]    --> src/core/game.rs:121:2
[INFO] [stderr]     |
[INFO] [stderr] 121 |     fn kill_dead(&mut self, color: Color) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `player_state`
[INFO] [stderr]    --> src/core/game.rs:126:2
[INFO] [stderr]     |
[INFO] [stderr] 126 |       fn player_state(
[INFO] [stderr]     |  _____^
[INFO] [stderr] 127 | |         &mut self,
[INFO] [stderr] 128 | |         color: Color,
[INFO] [stderr] 129 | |     ) -> &mut PlayerState<'board, T> {
[INFO] [stderr] ...   |
[INFO] [stderr] 133 | |         }
[INFO] [stderr] 134 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `place_stone`
[INFO] [stderr]    --> src/core/game.rs:136:2
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn place_stone(&mut self, i: <T::I as Indexer>::Index, color: Color) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pass`
[INFO] [stderr]    --> src/core/game.rs:166:2
[INFO] [stderr]     |
[INFO] [stderr] 166 |     Pass,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Resign`
[INFO] [stderr]    --> src/core/game.rs:167:2
[INFO] [stderr]     |
[INFO] [stderr] 167 |     Resign,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Place`
[INFO] [stderr]    --> src/core/game.rs:168:2
[INFO] [stderr]     |
[INFO] [stderr] 168 |     Place(Index),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `LocalRules`
[INFO] [stderr]    --> src/core/game.rs:177:8
[INFO] [stderr]     |
[INFO] [stderr] 177 | struct LocalRules {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Rules`
[INFO] [stderr]    --> src/core/game.rs:182:8
[INFO] [stderr]     |
[INFO] [stderr] 182 | struct Rules {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `GameNode`
[INFO] [stderr]    --> src/core/game.rs:190:8
[INFO] [stderr]     |
[INFO] [stderr] 190 | struct GameNode<'a, 'board: 'a, T: 'board + Board> {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gorrosion-1d9507a06a0cb618
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test core::util::indexer::tests::integer ... ok
[INFO] [stdout] test core::util::indexer::tests::unit ... ok
[INFO] [stdout] test core::board::tests::doctests ... ok
[INFO] [stdout] test core::util::bool_vec::tests::doc_tests ... ok
[INFO] [stdout] test core::util::indexer::tests::rect ... ok
[INFO] [stdout] test core::util::indexer::tests::rect_num_oob ... ok
[INFO] [stdout] test core::util::indexer::tests::rect_index_oob ... ok
[INFO] [stderr]    Doc-tests gorrosion
[INFO] [stdout] test core::util::indexer::tests::integer_index_oob ... ok
[INFO] [stdout] test core::util::indexer::tests::unit_num_oob ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/core/util/bool_vec.rs - core::util::bool_vec::BoolVec<I>::reindex (line 163) ... ok
[INFO] [stdout] test src/core/util/bool_vec.rs - core::util::bool_vec::BoolVec<I>::trues (line 66) ... ok
[INFO] [stdout] test src/core/util/bool_vec.rs - core::util::bool_vec::BoolVec<I>::union (line 131) ... ok
[INFO] [stdout] test src/core/board.rs - core::board::Rect::new (line 73) ... ok
[INFO] [stdout] test src/core/util/bool_vec.rs - core::util::bool_vec::BoolVec<I>::falses (line 48) ... ok
[INFO] [stdout] test src/core/util/bool_vec.rs - core::util::bool_vec::BoolVec<I>::complement (line 148) ... ok
[INFO] [stdout] test src/core/util/bool_vec.rs - core::util::bool_vec::BoolVec<I>::intersection (line 115) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b72b005c963f81f15450a918bafec01c42bd51e8bd6e345dbc76c8057b0e8ebf"`
[INFO] running `"docker" "rm" "-f" "b72b005c963f81f15450a918bafec01c42bd51e8bd6e345dbc76c8057b0e8ebf"`
[INFO] [stdout] b72b005c963f81f15450a918bafec01c42bd51e8bd6e345dbc76c8057b0e8ebf