[INFO] cloning repository https://github.com/rivaxel/My-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/rivaxel/My-Chess-Engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frivaxel%2FMy-Chess-Engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frivaxel%2FMy-Chess-Engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52b9d7e6d4c5519bc5a8d3152f2dc3cb1932554f
[INFO] testing rivaxel/My-Chess-Engine against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frivaxel%2FMy-Chess-Engine" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rivaxel/My-Chess-Engine on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rivaxel/My-Chess-Engine
[INFO] finished tweaking git repo https://github.com/rivaxel/My-Chess-Engine
[INFO] tweaked toml for git repo https://github.com/rivaxel/My-Chess-Engine written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/rivaxel/My-Chess-Engine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5eef16295196a4df5366a6a4c28672b2e8926e57d5b92a5ff174f1a9a9b242a6
[INFO] running `Command { std: "docker" "start" "-a" "5eef16295196a4df5366a6a4c28672b2e8926e57d5b92a5ff174f1a9a9b242a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5eef16295196a4df5366a6a4c28672b2e8926e57d5b92a5ff174f1a9a9b242a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eef16295196a4df5366a6a4c28672b2e8926e57d5b92a5ff174f1a9a9b242a6", kill_on_drop: false }`
[INFO] [stdout] 5eef16295196a4df5366a6a4c28672b2e8926e57d5b92a5ff174f1a9a9b242a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d468533b12edd3ed8ef35031f2549f4ddaeb9be1a85973a386b2600d5fc3dbac
[INFO] running `Command { std: "docker" "start" "-a" "d468533b12edd3ed8ef35031f2549f4ddaeb9be1a85973a386b2600d5fc3dbac", kill_on_drop: false }`
[INFO] [stderr]    Compiling arsenic_chess_engine v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/chess_board/evaluation.rs:126:94
[INFO] [stdout]     |
[INFO] [stdout] 126 |         self.score += promotion_bonus + self.match_square_to_score(location, promoted_piece);;
[INFO] [stdout]     |                                                                                              ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game`
[INFO] [stdout]   --> src/uci_interface.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn reset_game(game: &Game) {
[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: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/move_generator.rs:193:54
[INFO] [stdout]     |
[INFO] [stdout] 193 |         for &piece in ['P', 'N', 'B', 'R', 'Q', 'K'].into_iter() {
[INFO] [stdout]     |                                                      ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 193 |         for &piece in ['P', 'N', 'B', 'R', 'Q', 'K'].iter() {
[INFO] [stdout]     |                                                      ^^^^
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 193 |         for &piece in ['P', 'N', 'B', 'R', 'Q', 'K'] {
[INFO] [stdout]     |                                                    --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "d468533b12edd3ed8ef35031f2549f4ddaeb9be1a85973a386b2600d5fc3dbac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d468533b12edd3ed8ef35031f2549f4ddaeb9be1a85973a386b2600d5fc3dbac", kill_on_drop: false }`
[INFO] [stdout] d468533b12edd3ed8ef35031f2549f4ddaeb9be1a85973a386b2600d5fc3dbac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d773f3ed959c2d18552a64cd40c2d597871204bed32a4bf21392140d9cbc111
[INFO] running `Command { std: "docker" "start" "-a" "2d773f3ed959c2d18552a64cd40c2d597871204bed32a4bf21392140d9cbc111", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling arsenic_chess_engine v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/chess_board/evaluation.rs:126:94
[INFO] [stdout]     |
[INFO] [stdout] 126 |         self.score += promotion_bonus + self.match_square_to_score(location, promoted_piece);;
[INFO] [stdout]     |                                                                                              ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game`
[INFO] [stdout]   --> src/uci_interface.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn reset_game(game: &Game) {
[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: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/move_generator.rs:193:54
[INFO] [stdout]     |
[INFO] [stdout] 193 |         for &piece in ['P', 'N', 'B', 'R', 'Q', 'K'].into_iter() {
[INFO] [stdout]     |                                                      ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 193 |         for &piece in ['P', 'N', 'B', 'R', 'Q', 'K'].iter() {
[INFO] [stdout]     |                                                      ^^^^
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 193 |         for &piece in ['P', 'N', 'B', 'R', 'Q', 'K'] {
[INFO] [stdout]     |                                                    --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.78s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2d773f3ed959c2d18552a64cd40c2d597871204bed32a4bf21392140d9cbc111", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d773f3ed959c2d18552a64cd40c2d597871204bed32a4bf21392140d9cbc111", kill_on_drop: false }`
[INFO] [stdout] 2d773f3ed959c2d18552a64cd40c2d597871204bed32a4bf21392140d9cbc111
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 95dfa2bb409a044c65e356314c17518d1f5f6417fa56e1376a750568f94e1b70
[INFO] running `Command { std: "docker" "start" "-a" "95dfa2bb409a044c65e356314c17518d1f5f6417fa56e1376a750568f94e1b70", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/chess_board/evaluation.rs:126:94
[INFO] [stderr]     |
[INFO] [stderr] 126 |         self.score += promotion_bonus + self.match_square_to_score(location, promoted_piece);;
[INFO] [stderr]     |                                                                                              ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `game`
[INFO] [stderr]   --> src/uci_interface.rs:37:15
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn reset_game(game: &Game) {
[INFO] [stderr]    |               ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stderr]    --> src/move_generator.rs:193:54
[INFO] [stderr]     |
[INFO] [stderr] 193 |         for &piece in ['P', 'N', 'B', 'R', 'Q', 'K'].into_iter() {
[INFO] [stderr]     |                                                      ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 193 |         for &piece in ['P', 'N', 'B', 'R', 'Q', 'K'].iter() {
[INFO] [stderr]     |                                                      ^^^^
[INFO] [stderr] help: or remove `.into_iter()` to iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 193 |         for &piece in ['P', 'N', 'B', 'R', 'Q', 'K'] {
[INFO] [stderr]     |                                                    --
[INFO] [stderr] 
[INFO] [stderr] warning: `arsenic_chess_engine` (bin "arsenic_chess_engine" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 46.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arsenic_chess_engine-2f1f294cf30ba935)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test move_generator::perft_move_generation_tests::perft_test_with_initial_position has been running for over 60 seconds
[INFO] [stdout] test move_generator::perft_move_generation_tests::perft_test_with_position_2 has been running for over 60 seconds
[INFO] [stdout] test move_generator::perft_move_generation_tests::perft_test_with_position_3 has been running for over 60 seconds
[INFO] [stdout] test move_generator::perft_move_generation_tests::perft_test_with_position_4 has been running for over 60 seconds
[INFO] [stdout] test move_generator::perft_move_generation_tests::perft_test_with_position_5 has been running for over 60 seconds
[INFO] [stdout] test move_generator::perft_move_generation_tests::perft_test_with_position_6 has been running for over 60 seconds
[INFO] [stdout] test move_generator::perft_move_generation_tests::perft_test_with_position_5 ... ok
[INFO] [stdout] test move_generator::perft_move_generation_tests::perft_test_with_position_6 ... ok
[INFO] [stdout] test move_generator::perft_move_generation_tests::perft_test_with_position_2 ... ok
[INFO] [stdout] test move_generator::perft_move_generation_tests::perft_test_with_initial_position ... ok
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "95dfa2bb409a044c65e356314c17518d1f5f6417fa56e1376a750568f94e1b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95dfa2bb409a044c65e356314c17518d1f5f6417fa56e1376a750568f94e1b70", kill_on_drop: false }`
[INFO] [stdout] 95dfa2bb409a044c65e356314c17518d1f5f6417fa56e1376a750568f94e1b70