[INFO] fetching crate superttt 0.1.0... [INFO] checking superttt-0.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate superttt 0.1.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate superttt 0.1.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate superttt 0.1.0 [INFO] tweaked toml for crates.io crate superttt 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate superttt 0.1.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate superttt 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1051f91619f137760a7db2ed5dd5e8b871b2ed125606f695002835c52c6622db [INFO] running `Command { std: "docker" "start" "-a" "1051f91619f137760a7db2ed5dd5e8b871b2ed125606f695002835c52c6622db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1051f91619f137760a7db2ed5dd5e8b871b2ed125606f695002835c52c6622db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1051f91619f137760a7db2ed5dd5e8b871b2ed125606f695002835c52c6622db", kill_on_drop: false }` [INFO] [stdout] 1051f91619f137760a7db2ed5dd5e8b871b2ed125606f695002835c52c6622db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 309aa47d2ee2e70b7c0558097b35a7ba15161df043cf2a56d15c722791983257 [INFO] running `Command { std: "docker" "start" "-a" "309aa47d2ee2e70b7c0558097b35a7ba15161df043cf2a56d15c722791983257", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.161 [INFO] [stderr] Compiling proc-macro2 v1.0.89 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking pin-project-lite v0.2.15 [INFO] [stderr] Checking bytes v1.8.0 [INFO] [stderr] Checking rbl_circular_buffer v0.1.2 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.87 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking mio v1.0.2 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Checking tokio v1.41.1 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking superttt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `[i8; 81]` will be dropped [INFO] [stdout] --> src/game/state.rs:23:45 [INFO] [stdout] | [INFO] [stdout] 23 | let source_board = self.get_board().as_ptr(); [INFO] [stdout] | ---------------- ^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `[i8; 81]` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `[i8; 81]` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `[i8; 81]` to lives at least as long as the pointer returned by the call to `as_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `[i8; 81]` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `[i8; 9]` will be dropped [INFO] [stdout] --> src/game/state.rs:26:49 [INFO] [stdout] | [INFO] [stdout] 26 | let source_rosters = self.get_rosters().as_ptr(); [INFO] [stdout] | ------------------ ^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `[i8; 9]` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `[i8; 9]` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `[i8; 9]` to lives at least as long as the pointer returned by the call to `as_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `[i8; 9]` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `[i8; 81]` will be dropped [INFO] [stdout] --> src/game/state.rs:23:45 [INFO] [stdout] | [INFO] [stdout] 23 | let source_board = self.get_board().as_ptr(); [INFO] [stdout] | ---------------- ^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `[i8; 81]` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `[i8; 81]` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `[i8; 81]` to lives at least as long as the pointer returned by the call to `as_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `[i8; 81]` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `[i8; 9]` will be dropped [INFO] [stdout] --> src/game/state.rs:26:49 [INFO] [stdout] | [INFO] [stdout] 26 | let source_rosters = self.get_rosters().as_ptr(); [INFO] [stdout] | ------------------ ^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `[i8; 9]` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `[i8; 9]` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `[i8; 9]` to lives at least as long as the pointer returned by the call to `as_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `[i8; 9]` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Debug` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `game::play_game_multiple_threads` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use game::play_game_multiple_threads; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `game::player::Player` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use game::player::Player; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `game::play_game` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use game::play_game; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Debug` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `game::play_game_multiple_threads` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use game::play_game_multiple_threads; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `game::player::Player` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use game::player::Player; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `game::play_game` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use game::play_game; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `game` [INFO] [stdout] --> tests/play_game_test.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let mut game = Game::new(1, false); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_game` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/play_game_test.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut game = Game::new(1, false); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/play_game_test.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut player1 = RandomBot::new(1); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/play_game_test.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut player2 = RandomBot::new(2); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `o` [INFO] [stdout] --> src/main.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | Ok(o) => {}, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_o` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let mut player1 = Arc::new(RandomBot::new(1)); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let mut player2 = Arc::new(RandomBot::new(2)); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let mut s = &mut states[idx]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_previous_move` and `set_previous_move` are never used [INFO] [stdout] --> src/game.rs:113:12 [INFO] [stdout] | [INFO] [stdout] 111 | impl Game { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] 112 | /// Get the previous move. [INFO] [stdout] 113 | pub fn get_previous_move(&self) -> [i8; 2] { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | pub fn set_previous_move(&mut self, previous_move: [i8; 2]) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `play_game_multiple` is never used [INFO] [stdout] --> src/game.rs:573:8 [INFO] [stdout] | [INFO] [stdout] 573 | pub fn play_game_multiple(player1: &dyn Player, player2: &dyn Player, number_of_games: u32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `play_game_multiple_threads` is never used [INFO] [stdout] --> src/game.rs:589:14 [INFO] [stdout] | [INFO] [stdout] 589 | pub async fn play_game_multiple_threads( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_wins` is never used [INFO] [stdout] --> src/game/player.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub trait Player { [INFO] [stdout] | ------ method in this trait [INFO] [stdout] ... [INFO] [stdout] 42 | fn get_wins(&self) -> u32; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ScareCrow` is never constructed [INFO] [stdout] --> src/game/player.rs:94:12 [INFO] [stdout] | [INFO] [stdout] 94 | pub struct ScareCrow { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `o` [INFO] [stdout] --> src/main.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | Ok(o) => {}, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_o` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/game/player.rs:101:12 [INFO] [stdout] | [INFO] [stdout] 99 | impl ScareCrow { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 100 | /// Creates a new [`ScareCrow`]. [INFO] [stdout] 101 | pub fn new(id: i8) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SmartAgent` is never constructed [INFO] [stdout] --> src/game/player.rs:127:12 [INFO] [stdout] | [INFO] [stdout] 127 | pub struct SmartAgent { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/game/player.rs:141:12 [INFO] [stdout] | [INFO] [stdout] 135 | impl SmartAgent { [INFO] [stdout] | --------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 141 | pub fn new(id: i8, replay_buffer_capacity: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RandomBuffer` is never constructed [INFO] [stdout] --> src/game/replay_buffer.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct RandomBuffer { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/game/replay_buffer.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 21 | impl RandomBuffer { [INFO] [stdout] | ----------------------- associated function in this implementation [INFO] [stdout] 22 | /// Construnct new Random Buffer. [INFO] [stdout] 23 | pub fn new(capacity: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Buffer` is never used [INFO] [stdout] --> src/game/replay_buffer.rs:34:11 [INFO] [stdout] | [INFO] [stdout] 34 | pub trait Buffer { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `simulate_game` and `get_odds` are never used [INFO] [stdout] --> src/game/state.rs:88:12 [INFO] [stdout] | [INFO] [stdout] 86 | impl State { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 87 | /// Simulates a game starting from this state. [INFO] [stdout] 88 | pub fn simulate_game() {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 97 | pub fn get_odds(&self) -> [f64; 3] { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let mut player1 = Arc::new(RandomBot::new(1)); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `[i8; 81]` will be dropped [INFO] [stdout] --> src/game/state.rs:23:45 [INFO] [stdout] | [INFO] [stdout] 23 | let source_board = self.get_board().as_ptr(); [INFO] [stdout] | ---------------- ^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `[i8; 81]` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `[i8; 81]` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `[i8; 81]` to lives at least as long as the pointer returned by the call to `as_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `[i8; 81]` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `[i8; 9]` will be dropped [INFO] [stdout] --> src/game/state.rs:26:49 [INFO] [stdout] | [INFO] [stdout] 26 | let source_rosters = self.get_rosters().as_ptr(); [INFO] [stdout] | ------------------ ^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `[i8; 9]` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `[i8; 9]` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `[i8; 9]` to lives at least as long as the pointer returned by the call to `as_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `[i8; 9]` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let mut player2 = Arc::new(RandomBot::new(2)); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let mut s = &mut states[idx]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_previous_move` and `set_previous_move` are never used [INFO] [stdout] --> src/game.rs:113:12 [INFO] [stdout] | [INFO] [stdout] 111 | impl Game { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] 112 | /// Get the previous move. [INFO] [stdout] 113 | pub fn get_previous_move(&self) -> [i8; 2] { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | pub fn set_previous_move(&mut self, previous_move: [i8; 2]) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `play_game_multiple` is never used [INFO] [stdout] --> src/game.rs:573:8 [INFO] [stdout] | [INFO] [stdout] 573 | pub fn play_game_multiple(player1: &dyn Player, player2: &dyn Player, number_of_games: u32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `play_game_multiple_threads` is never used [INFO] [stdout] --> src/game.rs:589:14 [INFO] [stdout] | [INFO] [stdout] 589 | pub async fn play_game_multiple_threads( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_wins` is never used [INFO] [stdout] --> src/game/player.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub trait Player { [INFO] [stdout] | ------ method in this trait [INFO] [stdout] ... [INFO] [stdout] 42 | fn get_wins(&self) -> u32; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ScareCrow` is never constructed [INFO] [stdout] --> src/game/player.rs:94:12 [INFO] [stdout] | [INFO] [stdout] 94 | pub struct ScareCrow { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/game/player.rs:101:12 [INFO] [stdout] | [INFO] [stdout] 99 | impl ScareCrow { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 100 | /// Creates a new [`ScareCrow`]. [INFO] [stdout] 101 | pub fn new(id: i8) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SmartAgent` is never constructed [INFO] [stdout] --> src/game/player.rs:127:12 [INFO] [stdout] | [INFO] [stdout] 127 | pub struct SmartAgent { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/game/player.rs:141:12 [INFO] [stdout] | [INFO] [stdout] 135 | impl SmartAgent { [INFO] [stdout] | --------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 141 | pub fn new(id: i8, replay_buffer_capacity: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RandomBuffer` is never constructed [INFO] [stdout] --> src/game/replay_buffer.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct RandomBuffer { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/game/replay_buffer.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 21 | impl RandomBuffer { [INFO] [stdout] | ----------------------- associated function in this implementation [INFO] [stdout] 22 | /// Construnct new Random Buffer. [INFO] [stdout] 23 | pub fn new(capacity: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Buffer` is never used [INFO] [stdout] --> src/game/replay_buffer.rs:34:11 [INFO] [stdout] | [INFO] [stdout] 34 | pub trait Buffer { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `simulate_game` and `get_odds` are never used [INFO] [stdout] --> src/game/state.rs:88:12 [INFO] [stdout] | [INFO] [stdout] 86 | impl State { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 87 | /// Simulates a game starting from this state. [INFO] [stdout] 88 | pub fn simulate_game() {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 97 | pub fn get_odds(&self) -> [f64; 3] { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `[i8; 81]` will be dropped [INFO] [stdout] --> src/game/state.rs:23:45 [INFO] [stdout] | [INFO] [stdout] 23 | let source_board = self.get_board().as_ptr(); [INFO] [stdout] | ---------------- ^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `[i8; 81]` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `[i8; 81]` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `[i8; 81]` to lives at least as long as the pointer returned by the call to `as_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `[i8; 81]` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `[i8; 9]` will be dropped [INFO] [stdout] --> src/game/state.rs:26:49 [INFO] [stdout] | [INFO] [stdout] 26 | let source_rosters = self.get_rosters().as_ptr(); [INFO] [stdout] | ------------------ ^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `[i8; 9]` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `[i8; 9]` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: you must make sure that the variable you bind the `[i8; 9]` to lives at least as long as the pointer returned by the call to `as_ptr` [INFO] [stdout] = help: in particular, if this pointer is returned from the current function, binding the `[i8; 9]` inside the function will not suffice [INFO] [stdout] = help: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.72s [INFO] running `Command { std: "docker" "inspect" "309aa47d2ee2e70b7c0558097b35a7ba15161df043cf2a56d15c722791983257", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "309aa47d2ee2e70b7c0558097b35a7ba15161df043cf2a56d15c722791983257", kill_on_drop: false }` [INFO] [stdout] 309aa47d2ee2e70b7c0558097b35a7ba15161df043cf2a56d15c722791983257