[INFO] fetching crate gorrosion 0.1.2...
[INFO] checking gorrosion-0.1.2 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate gorrosion 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate gorrosion 0.1.2 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b83e6fd9cdd7f51f239866ea0b3a4d0ed54a68f20631a8e32b83aad089045b41
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b83e6fd9cdd7f51f239866ea0b3a4d0ed54a68f20631a8e32b83aad089045b41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b83e6fd9cdd7f51f239866ea0b3a4d0ed54a68f20631a8e32b83aad089045b41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b83e6fd9cdd7f51f239866ea0b3a4d0ed54a68f20631a8e32b83aad089045b41", kill_on_drop: false }`
[INFO] [stdout] b83e6fd9cdd7f51f239866ea0b3a4d0ed54a68f20631a8e32b83aad089045b41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6dbff0cbd1ef611dac13c2fefe9f3426462fd6640e32ce6e8e100a6ab62117b0
[INFO] running `Command { std: "docker" "start" "-a" "6dbff0cbd1ef611dac13c2fefe9f3426462fd6640e32ce6e8e100a6ab62117b0", kill_on_drop: false }`
[INFO] [stderr]     Checking gorrosion v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `place_stone`
[INFO] [stdout]   --> src/core/game.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn place_stone(&mut self, i: <T::I as Indexer>::Index) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `survivors`
[INFO] [stdout]   --> src/core/game.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn survivors(&self, free: &BoolVec<T::I>) -> BoolVec<T::I> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kill`
[INFO] [stdout]   --> src/core/game.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn kill(&mut self, zombies: &BoolVec<T::I>) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kill_dead`
[INFO] [stdout]   --> src/core/game.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn kill_dead(&mut self, liberties: &BoolVec<T::I>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Black`
[INFO] [stdout]   --> src/core/game.rs:75:2
[INFO] [stdout]    |
[INFO] [stdout] 75 |     Black,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `White`
[INFO] [stdout]   --> src/core/game.rs:76:2
[INFO] [stdout]    |
[INFO] [stdout] 76 |     White,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `other`
[INFO] [stdout]   --> src/core/game.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn other(&self) -> Color {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `free`
[INFO] [stdout]    --> src/core/game.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn free(&self) -> BoolVec<T::I> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kill_dead`
[INFO] [stdout]    --> src/core/game.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn kill_dead(&mut self, color: Color) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `player_state`
[INFO] [stdout]    --> src/core/game.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn player_state(
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `place_stone`
[INFO] [stdout]    --> src/core/game.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn place_stone(&mut self, i: <T::I as Indexer>::Index, color: Color) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Pass`
[INFO] [stdout]    --> src/core/game.rs:166:2
[INFO] [stdout]     |
[INFO] [stdout] 166 |     Pass,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Resign`
[INFO] [stdout]    --> src/core/game.rs:167:2
[INFO] [stdout]     |
[INFO] [stdout] 167 |     Resign,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Place`
[INFO] [stdout]    --> src/core/game.rs:168:2
[INFO] [stdout]     |
[INFO] [stdout] 168 |     Place(Index),
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LocalRules`
[INFO] [stdout]    --> src/core/game.rs:177:8
[INFO] [stdout]     |
[INFO] [stdout] 177 | struct LocalRules {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Rules`
[INFO] [stdout]    --> src/core/game.rs:182:8
[INFO] [stdout]     |
[INFO] [stdout] 182 | struct Rules {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `GameNode`
[INFO] [stdout]    --> src/core/game.rs:190:8
[INFO] [stdout]     |
[INFO] [stdout] 190 | struct GameNode<'a, 'board: 'a, T: 'board + Board> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `place_stone`
[INFO] [stdout]   --> src/core/game.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn place_stone(&mut self, i: <T::I as Indexer>::Index) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `survivors`
[INFO] [stdout]   --> src/core/game.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn survivors(&self, free: &BoolVec<T::I>) -> BoolVec<T::I> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kill`
[INFO] [stdout]   --> src/core/game.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn kill(&mut self, zombies: &BoolVec<T::I>) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kill_dead`
[INFO] [stdout]   --> src/core/game.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn kill_dead(&mut self, liberties: &BoolVec<T::I>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Black`
[INFO] [stdout]   --> src/core/game.rs:75:2
[INFO] [stdout]    |
[INFO] [stdout] 75 |     Black,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `White`
[INFO] [stdout]   --> src/core/game.rs:76:2
[INFO] [stdout]    |
[INFO] [stdout] 76 |     White,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `other`
[INFO] [stdout]   --> src/core/game.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn other(&self) -> Color {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `free`
[INFO] [stdout]    --> src/core/game.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn free(&self) -> BoolVec<T::I> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kill_dead`
[INFO] [stdout]    --> src/core/game.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn kill_dead(&mut self, color: Color) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `player_state`
[INFO] [stdout]    --> src/core/game.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn player_state(
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `place_stone`
[INFO] [stdout]    --> src/core/game.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 |     fn place_stone(&mut self, i: <T::I as Indexer>::Index, color: Color) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Pass`
[INFO] [stdout]    --> src/core/game.rs:166:2
[INFO] [stdout]     |
[INFO] [stdout] 166 |     Pass,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Resign`
[INFO] [stdout]    --> src/core/game.rs:167:2
[INFO] [stdout]     |
[INFO] [stdout] 167 |     Resign,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Place`
[INFO] [stdout]    --> src/core/game.rs:168:2
[INFO] [stdout]     |
[INFO] [stdout] 168 |     Place(Index),
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LocalRules`
[INFO] [stdout]    --> src/core/game.rs:177:8
[INFO] [stdout]     |
[INFO] [stdout] 177 | struct LocalRules {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Rules`
[INFO] [stdout]    --> src/core/game.rs:182:8
[INFO] [stdout]     |
[INFO] [stdout] 182 | struct Rules {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `GameNode`
[INFO] [stdout]    --> src/core/game.rs:190:8
[INFO] [stdout]     |
[INFO] [stdout] 190 | struct GameNode<'a, 'board: 'a, T: 'board + Board> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "6dbff0cbd1ef611dac13c2fefe9f3426462fd6640e32ce6e8e100a6ab62117b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dbff0cbd1ef611dac13c2fefe9f3426462fd6640e32ce6e8e100a6ab62117b0", kill_on_drop: false }`
[INFO] [stdout] 6dbff0cbd1ef611dac13c2fefe9f3426462fd6640e32ce6e8e100a6ab62117b0