[INFO] cloning repository https://github.com/Undo-all/blokus-ai [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Undo-all/blokus-ai" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUndo-all%2Fblokus-ai"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUndo-all%2Fblokus-ai'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 63259342c42fb52b888b845482bc91df20f11107 [INFO] checking Undo-all/blokus-ai against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUndo-all%2Fblokus-ai" "/workspace/builds/worker-13/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Undo-all/blokus-ai on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Undo-all/blokus-ai [INFO] finished tweaking git repo https://github.com/Undo-all/blokus-ai [INFO] tweaked toml for git repo https://github.com/Undo-all/blokus-ai written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/Undo-all/blokus-ai already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 85e32aedd16906cd20ad238d2e55818e66bb0ab6d0a6e87196e76c4877a560a6 [INFO] running `"docker" "start" "-a" "85e32aedd16906cd20ad238d2e55818e66bb0ab6d0a6e87196e76c4877a560a6"` [INFO] [stderr] Checking blokus-ai v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `crate::pieces` [INFO] [stderr] --> src/board.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::pieces; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::player` [INFO] [stderr] --> src/board.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use crate::player; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::player` [INFO] [stderr] --> src/mcts.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::player; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::bitboard::*` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | use crate::bitboard::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Write` [INFO] [stderr] --> src/main.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | use std::io::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Rng` [INFO] [stderr] --> src/main.rs:27:41 [INFO] [stderr] | [INFO] [stderr] 27 | use rand::{rngs::SmallRng, FromEntropy, Rng}; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::shape::*` [INFO] [stderr] --> src/main.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | use crate::shape::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::pieces` [INFO] [stderr] --> src/board.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::pieces; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::player` [INFO] [stderr] --> src/board.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use crate::player; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::player` [INFO] [stderr] --> src/mcts.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::player; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::bitboard::*` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | use crate::bitboard::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Write` [INFO] [stderr] --> src/main.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | use std::io::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Rng` [INFO] [stderr] --> src/main.rs:27:41 [INFO] [stderr] | [INFO] [stderr] 27 | use rand::{rngs::SmallRng, FromEntropy, Rng}; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::shape::*` [INFO] [stderr] --> src/main.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | use crate::shape::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `turn` [INFO] [stderr] --> src/main.rs:49:13 [INFO] [stderr] | [INFO] [stderr] 49 | let mut turn = Player::Blue; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_turn` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `out` [INFO] [stderr] --> src/main.rs:51:13 [INFO] [stderr] | [INFO] [stderr] 51 | let mut out = PlayerSet::new(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_out` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file` [INFO] [stderr] --> src/main.rs:53:13 [INFO] [stderr] | [INFO] [stderr] 53 | let mut file = std::fs::File::create("nodes.txt").unwrap(); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_file` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `turn` [INFO] [stderr] --> src/bitboard.rs:33:17 [INFO] [stderr] | [INFO] [stderr] 33 | let mut turn = player; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_turn` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | let mut board = Board::new(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | let mut turn = Player::Blue; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:51:9 [INFO] [stderr] | [INFO] [stderr] 51 | let mut out = PlayerSet::new(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | let mut file = std::fs::File::create("nodes.txt").unwrap(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bitboard.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 33 | let mut turn = player; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `turn` [INFO] [stderr] --> src/main.rs:49:13 [INFO] [stderr] | [INFO] [stderr] 49 | let mut turn = Player::Blue; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_turn` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `out` [INFO] [stderr] --> src/main.rs:51:13 [INFO] [stderr] | [INFO] [stderr] 51 | let mut out = PlayerSet::new(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_out` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file` [INFO] [stderr] --> src/main.rs:53:13 [INFO] [stderr] | [INFO] [stderr] 53 | let mut file = std::fs::File::create("nodes.txt").unwrap(); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_file` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `turn` [INFO] [stderr] --> src/bitboard.rs:33:17 [INFO] [stderr] | [INFO] [stderr] 33 | let mut turn = player; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_turn` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | let mut board = Board::new(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | let mut turn = Player::Blue; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:51:9 [INFO] [stderr] | [INFO] [stderr] 51 | let mut out = PlayerSet::new(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | let mut file = std::fs::File::create("nodes.txt").unwrap(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bitboard.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 33 | let mut turn = player; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/bank.rs:42:25 [INFO] [stderr] | [INFO] [stderr] 42 | let piece = unsafe { intrinsics::cttz(self.remaining) as usize }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/bitboard.rs:120:27 [INFO] [stderr] | [INFO] [stderr] 120 | .map(|&block| unsafe { intrinsics::ctpop(block) as usize }) [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/bitboard.rs:294:25 [INFO] [stderr] | [INFO] [stderr] 294 | let index = unsafe { intrinsics::cttz(self.bits) }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: field is never used: `pieces` [INFO] [stderr] --> src/bank.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | pieces: u32, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `display` [INFO] [stderr] --> src/bitboard.rs:243:5 [INFO] [stderr] | [INFO] [stderr] 243 | pub fn display(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_empty` [INFO] [stderr] --> src/bitboard.rs:260:5 [INFO] [stderr] | [INFO] [stderr] 260 | pub fn is_empty(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/bitboard.rs:280:5 [INFO] [stderr] | [INFO] [stderr] 280 | fn new(board: &'a BitBoard) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `iter` [INFO] [stderr] --> src/pieces.rs:1262:1 [INFO] [stderr] | [INFO] [stderr] 1262 | pub fn iter() -> slice::Iter<'static, Piece> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `duration_as_u128` has been stable since 1.33.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:3:12 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(duration_as_u128)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/bank.rs:42:25 [INFO] [stderr] | [INFO] [stderr] 42 | let piece = unsafe { intrinsics::cttz(self.remaining) as usize }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/bitboard.rs:120:27 [INFO] [stderr] | [INFO] [stderr] 120 | .map(|&block| unsafe { intrinsics::ctpop(block) as usize }) [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/bitboard.rs:294:25 [INFO] [stderr] | [INFO] [stderr] 294 | let index = unsafe { intrinsics::cttz(self.bits) }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: field is never used: `pieces` [INFO] [stderr] --> src/bank.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | pieces: u32, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `display` [INFO] [stderr] --> src/bitboard.rs:243:5 [INFO] [stderr] | [INFO] [stderr] 243 | pub fn display(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_empty` [INFO] [stderr] --> src/bitboard.rs:260:5 [INFO] [stderr] | [INFO] [stderr] 260 | pub fn is_empty(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/bitboard.rs:280:5 [INFO] [stderr] | [INFO] [stderr] 280 | fn new(board: &'a BitBoard) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `iter` [INFO] [stderr] --> src/pieces.rs:1262:1 [INFO] [stderr] | [INFO] [stderr] 1262 | pub fn iter() -> slice::Iter<'static, Piece> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `duration_as_u128` has been stable since 1.33.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:3:12 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(duration_as_u128)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.81s [INFO] running `"docker" "inspect" "85e32aedd16906cd20ad238d2e55818e66bb0ab6d0a6e87196e76c4877a560a6"` [INFO] running `"docker" "rm" "-f" "85e32aedd16906cd20ad238d2e55818e66bb0ab6d0a6e87196e76c4877a560a6"` [INFO] [stdout] 85e32aedd16906cd20ad238d2e55818e66bb0ab6d0a6e87196e76c4877a560a6