[INFO] cloning repository https://github.com/csreid/chess-engine [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/csreid/chess-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcsreid%2Fchess-engine", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcsreid%2Fchess-engine'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d026bd5a88da27b9e6a6d631a54d585ddafa7b92 [INFO] checking csreid/chess-engine against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcsreid%2Fchess-engine" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/csreid/chess-engine on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/csreid/chess-engine [INFO] finished tweaking git repo https://github.com/csreid/chess-engine [INFO] tweaked toml for git repo https://github.com/csreid/chess-engine written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/csreid/chess-engine already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", 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] 6ae694169dd9c0f9ae63d4541d0c716b148af69b52a424962b38c1d46ea00a0f [INFO] running `Command { std: "docker" "start" "-a" "6ae694169dd9c0f9ae63d4541d0c716b148af69b52a424962b38c1d46ea00a0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6ae694169dd9c0f9ae63d4541d0c716b148af69b52a424962b38c1d46ea00a0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ae694169dd9c0f9ae63d4541d0c716b148af69b52a424962b38c1d46ea00a0f", kill_on_drop: false }` [INFO] [stdout] 6ae694169dd9c0f9ae63d4541d0c716b148af69b52a424962b38c1d46ea00a0f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] 8e27191349a8b0e88fe9fdbd81a7c2d97b365d417568d6a769b72a07ac9de451 [INFO] running `Command { std: "docker" "start" "-a" "8e27191349a8b0e88fe9fdbd81a7c2d97b365d417568d6a769b72a07ac9de451", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling rand v0.4.3 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Compiling chess v2.0.1 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking stopwatch v0.0.7 [INFO] [stderr] Checking chess-engine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ALL_FILES`, `ALL_RANKS`, `Piece`, `Square` [INFO] [stdout] --> src/main.rs:9:2 [INFO] [stdout] | [INFO] [stdout] 9 | ALL_FILES, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 10 | ALL_RANKS, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | Piece, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 17 | Square, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::*` [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use rand::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `finished_count` [INFO] [stdout] --> src/main.rs:86:10 [INFO] [stdout] | [INFO] [stdout] 86 | let mut finished_count = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finished_count` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `total_count` [INFO] [stdout] --> src/main.rs:87:10 [INFO] [stdout] | [INFO] [stdout] 87 | let mut total_count = 0; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/main.rs:91:10 [INFO] [stdout] | [INFO] [stdout] 91 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iter2` [INFO] [stdout] --> src/main.rs:93:10 [INFO] [stdout] | [INFO] [stdout] 93 | let mut iter2 = MoveGen::new_legal(&board); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_iter2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/main.rs:94:10 [INFO] [stdout] | [INFO] [stdout] 94 | let mut count = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:86:6 [INFO] [stdout] | [INFO] [stdout] 86 | let mut finished_count = 0; [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: unused imports: `ALL_FILES`, `ALL_RANKS`, `Piece`, `Square` [INFO] [stdout] --> src/main.rs:9:2 [INFO] [stdout] | [INFO] [stdout] 9 | ALL_FILES, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 10 | ALL_RANKS, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | Piece, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 17 | Square, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::*` [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use rand::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:87:6 [INFO] [stdout] | [INFO] [stdout] 87 | let mut total_count = 0; [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:90:6 [INFO] [stdout] | [INFO] [stdout] 90 | let mut board = Board::from_fen(fen.to_string()).unwrap(); [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:91:6 [INFO] [stdout] | [INFO] [stdout] 91 | let mut rng = rand::thread_rng(); [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:93:6 [INFO] [stdout] | [INFO] [stdout] 93 | let mut iter2 = MoveGen::new_legal(&board); [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:94:6 [INFO] [stdout] | [INFO] [stdout] 94 | let mut count = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `finished_count` [INFO] [stdout] --> src/main.rs:86:10 [INFO] [stdout] | [INFO] [stdout] 86 | let mut finished_count = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finished_count` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `total_count` [INFO] [stdout] --> src/main.rs:87:10 [INFO] [stdout] | [INFO] [stdout] 87 | let mut total_count = 0; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/main.rs:91:10 [INFO] [stdout] | [INFO] [stdout] 91 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iter2` [INFO] [stdout] --> src/main.rs:93:10 [INFO] [stdout] | [INFO] [stdout] 93 | let mut iter2 = MoveGen::new_legal(&board); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_iter2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/main.rs:94:10 [INFO] [stdout] | [INFO] [stdout] 94 | let mut count = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:86:6 [INFO] [stdout] | [INFO] [stdout] 86 | let mut finished_count = 0; [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:87:6 [INFO] [stdout] | [INFO] [stdout] 87 | let mut total_count = 0; [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:90:6 [INFO] [stdout] | [INFO] [stdout] 90 | let mut board = Board::from_fen(fen.to_string()).unwrap(); [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:91:6 [INFO] [stdout] | [INFO] [stdout] 91 | let mut rng = rand::thread_rng(); [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:93:6 [INFO] [stdout] | [INFO] [stdout] 93 | let mut iter2 = MoveGen::new_legal(&board); [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:94:6 [INFO] [stdout] | [INFO] [stdout] 94 | let mut count = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 25s [INFO] running `Command { std: "docker" "inspect" "8e27191349a8b0e88fe9fdbd81a7c2d97b365d417568d6a769b72a07ac9de451", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e27191349a8b0e88fe9fdbd81a7c2d97b365d417568d6a769b72a07ac9de451", kill_on_drop: false }` [INFO] [stdout] 8e27191349a8b0e88fe9fdbd81a7c2d97b365d417568d6a769b72a07ac9de451