[INFO] cloning repository https://github.com/kylestang/Battlesnake-gravity [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kylestang/Battlesnake-gravity" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkylestang%2FBattlesnake-gravity", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkylestang%2FBattlesnake-gravity'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ba39575547f8dccc1883df7173706ec2c0c69086 [INFO] checking kylestang/Battlesnake-gravity against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkylestang%2FBattlesnake-gravity" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kylestang/Battlesnake-gravity on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kylestang/Battlesnake-gravity [INFO] finished tweaking git repo https://github.com/kylestang/Battlesnake-gravity [INFO] tweaked toml for git repo https://github.com/kylestang/Battlesnake-gravity written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/kylestang/Battlesnake-gravity already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9354fbf3e9860724647b73dbe485ca6e8e4f957fd719c42e0fa6e924872632b0 [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" "9354fbf3e9860724647b73dbe485ca6e8e4f957fd719c42e0fa6e924872632b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9354fbf3e9860724647b73dbe485ca6e8e4f957fd719c42e0fa6e924872632b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9354fbf3e9860724647b73dbe485ca6e8e4f957fd719c42e0fa6e924872632b0", kill_on_drop: false }` [INFO] [stdout] 9354fbf3e9860724647b73dbe485ca6e8e4f957fd719c42e0fa6e924872632b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b1987db24d0f53ded7b48619ad4d263e1444f97ec46d61815b5a82e1be39770 [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" "8b1987db24d0f53ded7b48619ad4d263e1444f97ec46d61815b5a82e1be39770", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.23 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Checking futures-sink v0.3.5 [INFO] [stderr] Compiling pin-project-internal v0.4.24 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking pin-project-lite v0.1.8 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking 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gravity-snake v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `current_value` is never read [INFO] [stdout] --> src/decision.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | current_value = left_value; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `current_value` is never read [INFO] [stdout] --> src/decision.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | current_value = left_value; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `board` [INFO] [stdout] --> src/functions.rs:207:13 [INFO] [stdout] | [INFO] [stdout] 207 | let board = Board::new( [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `you` [INFO] [stdout] --> src/functions.rs:232:13 [INFO] [stdout] | [INFO] [stdout] 232 | let you = Battlesnake::new( [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_you` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> src/functions.rs:247:13 [INFO] [stdout] | [INFO] [stdout] 247 | let pos = Coordinate::new(2, 1); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `distance_to` [INFO] [stdout] --> src/structures.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn distance_to(&self, pos: &Coordinate) -> i64 { [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: `new` [INFO] [stdout] --> src/structures.rs:60:12 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn new(id: String, ruleset: Ruleset, timeout: i64) -> Game { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_ruleset` [INFO] [stdout] --> src/structures.rs:68:12 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn get_ruleset(&self) -> &Ruleset { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_timeout` [INFO] [stdout] --> src/structures.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn get_timeout(&self) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/structures.rs:84:12 [INFO] [stdout] | [INFO] [stdout] 84 | pub fn new(name: String, version: String) -> Ruleset { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_name` [INFO] [stdout] --> src/structures.rs:88:12 [INFO] [stdout] | [INFO] [stdout] 88 | pub fn get_name(&self) -> &String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_version` [INFO] [stdout] --> src/structures.rs:92:12 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn get_version(&self) -> &String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/structures.rs:110:12 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_name` [INFO] [stdout] --> src/structures.rs:121:12 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn get_name(&self) -> &String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_health` [INFO] [stdout] --> src/structures.rs:125:12 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn get_health(&self) -> i64 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_latency` [INFO] [stdout] --> src/structures.rs:133:12 [INFO] [stdout] | [INFO] [stdout] 133 | pub fn get_latency(&self) -> &String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_shout` [INFO] [stdout] --> src/structures.rs:145:12 [INFO] [stdout] | [INFO] [stdout] 145 | pub fn get_shout(&self) -> &String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/structures.rs:160:12 [INFO] [stdout] | [INFO] [stdout] 160 | pub fn new(height: i64, width: i64, food: Vec, hazards: Vec, snakes: Vec) -> Board { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_hazards` [INFO] [stdout] --> src/structures.rs:176:12 [INFO] [stdout] | [INFO] [stdout] 176 | pub fn get_hazards(&self) -> &Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/structures.rs:194:12 [INFO] [stdout] | [INFO] [stdout] 194 | pub fn new(game: Game, turn: i64, board: Board, you: Battlesnake) -> MoveRequest { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/draw.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | img.save(format!("{}{}.png", DRAW_PATH, name)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `distance_to` [INFO] [stdout] --> src/structures.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn distance_to(&self, pos: &Coordinate) -> i64 { [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: `get_ruleset` [INFO] [stdout] --> src/structures.rs:68:12 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn get_ruleset(&self) -> &Ruleset { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_timeout` [INFO] [stdout] --> src/structures.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn get_timeout(&self) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_name` [INFO] [stdout] --> src/structures.rs:88:12 [INFO] [stdout] | [INFO] [stdout] 88 | pub fn get_name(&self) -> &String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_version` [INFO] [stdout] --> src/structures.rs:92:12 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn get_version(&self) -> &String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_name` [INFO] [stdout] --> src/structures.rs:121:12 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn get_name(&self) -> &String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_health` [INFO] [stdout] --> src/structures.rs:125:12 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn get_health(&self) -> i64 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_latency` [INFO] [stdout] --> src/structures.rs:133:12 [INFO] [stdout] | [INFO] [stdout] 133 | pub fn get_latency(&self) -> &String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_shout` [INFO] [stdout] --> src/structures.rs:145:12 [INFO] [stdout] | [INFO] [stdout] 145 | pub fn get_shout(&self) -> &String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_hazards` [INFO] [stdout] --> src/structures.rs:176:12 [INFO] [stdout] | [INFO] [stdout] 176 | pub fn get_hazards(&self) -> &Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/draw.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | img.save(format!("{}{}.png", DRAW_PATH, name)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 10s [INFO] running `Command { std: "docker" "inspect" "8b1987db24d0f53ded7b48619ad4d263e1444f97ec46d61815b5a82e1be39770", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b1987db24d0f53ded7b48619ad4d263e1444f97ec46d61815b5a82e1be39770", kill_on_drop: false }` [INFO] [stdout] 8b1987db24d0f53ded7b48619ad4d263e1444f97ec46d61815b5a82e1be39770