[INFO] fetching crate legal_chess 0.4.42...
[INFO] testing legal_chess-0.4.42 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate legal_chess 0.4.42 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate legal_chess 0.4.42 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate legal_chess 0.4.42
[INFO] finished tweaking crates.io crate legal_chess 0.4.42
[INFO] tweaked toml for crates.io crate legal_chess 0.4.42 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64c9677ecff8d044534cd50cca8974687337f33233863adb1acb425888a54721
[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" "64c9677ecff8d044534cd50cca8974687337f33233863adb1acb425888a54721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64c9677ecff8d044534cd50cca8974687337f33233863adb1acb425888a54721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64c9677ecff8d044534cd50cca8974687337f33233863adb1acb425888a54721", kill_on_drop: false }`
[INFO] [stdout] 64c9677ecff8d044534cd50cca8974687337f33233863adb1acb425888a54721
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7d0c9dedefed9820ff011b3c79bc4e9cbce48b47156235358c414f5e68cba3c
[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" "e7d0c9dedefed9820ff011b3c79bc4e9cbce48b47156235358c414f5e68cba3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling legal_chess v0.4.42 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "e7d0c9dedefed9820ff011b3c79bc4e9cbce48b47156235358c414f5e68cba3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7d0c9dedefed9820ff011b3c79bc4e9cbce48b47156235358c414f5e68cba3c", kill_on_drop: false }`
[INFO] [stdout] e7d0c9dedefed9820ff011b3c79bc4e9cbce48b47156235358c414f5e68cba3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95ea1829d62e9350d9bbbe8d72b5b743d7d8106d00eb1f2135a81f793697073e
[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" "95ea1829d62e9350d9bbbe8d72b5b743d7d8106d00eb1f2135a81f793697073e", kill_on_drop: false }`
[INFO] [stderr]    Compiling legal_chess v0.4.42 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.00s
[INFO] running `Command { std: "docker" "inspect" "95ea1829d62e9350d9bbbe8d72b5b743d7d8106d00eb1f2135a81f793697073e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95ea1829d62e9350d9bbbe8d72b5b743d7d8106d00eb1f2135a81f793697073e", kill_on_drop: false }`
[INFO] [stdout] 95ea1829d62e9350d9bbbe8d72b5b743d7d8106d00eb1f2135a81f793697073e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef83e7baf8ccda4612c154fa03f466d44a79cd752ea55f7bdd25dae691acc6be
[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" "ef83e7baf8ccda4612c154fa03f466d44a79cd752ea55f7bdd25dae691acc6be", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/legal_chess-32fb741baa77b9db)
[INFO] [stdout] 
[INFO] [stdout] running 76 tests
[INFO] [stdout] test attack::tests::correct_attacked_board ... ok
[INFO] [stdout] test attack::tests::initial_board_attacks_white ... ok
[INFO] [stdout] test attack::tests::initial_board_attacks_black ... ok
[INFO] [stdout] test board::tests::initial ... ok
[INFO] [stdout] test game::tests::black_can_castle_king_side ... ok
[INFO] [stdout] test game::tests::assert_make_move_moves_piece ... ok
[INFO] [stdout] test game::tests::black_cannot_castle_because_it_is_in_check ... ok
[INFO] [stdout] test game::tests::en_passant_anti_check_and_pawn_capture_anti_check ... ok
[INFO] [stdout] test game::tests::cannot_castle_through_check_2 ... ok
[INFO] [stdout] test game::tests::cannot_castle_through_check ... ok
[INFO] [stdout] test game::tests::castling_kingside_leads_to_pieces_having_moved ... ok
[INFO] [stdout] test game::tests::castling_queenside_leads_to_pieces_having_moved ... ok
[INFO] [stdout] test game::tests::check_that_can_be_removed_by_en_passant ... ok
[INFO] [stdout] test game::tests::from_game_arr_initial_board ... ok
[INFO] [stdout] test game::tests::scholars_mate ... ok
[INFO] [stdout] test game::tests::knight_corner_mate ... ok
[INFO] [stdout] test game::tests::scholars_mate_black ... ok
[INFO] [stdout] test game::tests::black_can_castle ... ok
[INFO] [stdout] test game::tests::scholars_mate_with_pawn ... ok
[INFO] [stdout] test game::tests::double_en_passant ... ok
[INFO] [stdout] test game::tests::king_attacked_by_slider_cannot_move_back ... ok
[INFO] [stdout] test game::tests::from_game_arr_initial_castling_rights ... ok
[INFO] [stdout] test game::tests::two_attackers_king_can_capture ... ok
[INFO] [stdout] test game::tests::from_game_arr_initial_half_moves ... ok
[INFO] [stdout] test game::tests::en_passant_is_registered ... ok
[INFO] [stdout] test game::tests::white_castling_rights_get_removed ... ok
[INFO] [stdout] test pieces::bishop::tests::bishop_bottom_left_empty_board ... ok
[INFO] [stdout] test pieces::bishop::tests::bishop_bottom_left_middle_obstacle_attacks ... ok
[INFO] [stdout] test pieces::bishop::tests::bishop_bottom_left_moves ... ok
[INFO] [stdout] test pieces::bishop::tests::bishop_middle_moves ... ok
[INFO] [stdout] test pieces::bishop::tests::bishop_top_middle_with_obstacles_attacks ... ok
[INFO] [stdout] test game::tests::from_game_arr_initial_full_moves ... ok
[INFO] [stdout] test game::tests::from_game_arr_initial_side_to_move ... ok
[INFO] [stdout] test game::tests::initial_game_setup_legal_moves ... ok
[INFO] [stdout] test pieces::knight::tests::in_file_h ... ok
[INFO] [stdout] test pieces::pawn::tests::attrs ... ok
[INFO] [stdout] test pieces::pawn::tests::black_pawn_attacks_file_eight ... ok
[INFO] [stdout] test pieces::king::tests::king_bottom_left_moves_white_pawn ... ok
[INFO] [stdout] test pieces::pawn::tests::black_pawn_attacks_file_one ... ok
[INFO] [stdout] test pieces::bishop::tests::bishop_middle_obstacle_moves ... ok
[INFO] [stdout] test pieces::knight::tests::in_file_g ... ok
[INFO] [stdout] test pieces::pawn::tests::black_pawn_blocked_2 ... ok
[INFO] [stdout] test pieces::pawn::tests::en_passant ... ok
[INFO] [stdout] test pieces::pawn::tests::black_pawn_moves ... ok
[INFO] [stdout] test pieces::pawn::tests::invalid_en_passant_because_of_discovered_check_black_blocked_kingside ... ok
[INFO] [stdout] test pieces::pawn::tests::invalid_en_passant_because_of_discovered_check_black ... ok
[INFO] [stdout] test pieces::pawn::tests::invalid_en_passant_because_of_discovered_check_black_blocked_queenside ... ok
[INFO] [stdout] test pieces::pawn::tests::invalid_en_passant_because_of_discovered_check_white ... ok
[INFO] [stdout] test pieces::knight::tests::all_positions ... ok
[INFO] [stdout] test pieces::pawn::tests::black_pawn_blocked ... ok
[INFO] [stdout] test pieces::king::tests::king_middle_attacks ... ok
[INFO] [stdout] test pieces::pawn::tests::white_pawn_attacks_file_one ... ok
[INFO] [stdout] test game::tests::king_attacked_by_horse_in_initial_pos ... ok
[INFO] [stdout] test pieces::pawn::tests::white_pawn_blocked ... ok
[INFO] [stdout] test pieces::king::tests::king_bottom_left_moves_black_pawn ... ok
[INFO] [stdout] test pieces::piece::tests::knight_pinned_by_bishop ... ok
[INFO] [stdout] test pieces::pawn::tests::black_pawn_attacks_middle ... ok
[INFO] [stdout] test game::tests::two_attackers_king_cannot_capture ... ok
[INFO] [stdout] test pieces::king::tests::king_bottom_left_attacks ... ok
[INFO] [stdout] test game::tests::to_game_arr_initial_board ... ok
[INFO] [stdout] test pieces::pawn::tests::white_pawn_attacks_file_eight ... ok
[INFO] [stdout] test pieces::pawn::tests::white_pawn_blocked_2 ... ok
[INFO] [stdout] test game::tests::undo_last_move ... ok
[INFO] [stdout] test pieces::piece::tests::not_pinned_knight_no_attacker ... ok
[INFO] [stdout] test pieces::piece::tests::pinned_knight ... ok
[INFO] [stdout] test pieces::pawn::tests::white_pawn_attacks_middle ... ok
[INFO] [stdout] test pieces::knight::tests::attrs ... ok
[INFO] [stdout] test game::tests::from_game_arr_initial_en_passant ... ok
[INFO] [stdout] test pieces::piece::tests::not_pinned_bishop_1 ... ok
[INFO] [stdout] test pieces::rook::tests::rook_middle_with_obstacles ... ok
[INFO] [stdout] test pieces::piece::tests::knight_not_pinned_by_bishop ... ok
[INFO] [stdout] test pieces::pawn::tests::white_pawn_moves ... ok
[INFO] [stdout] test pieces::piece::tests::not_pinned_knight_1 ... ok
[INFO] [stdout] test pieces::piece::tests::not_pinned_knight_2 ... ok
[INFO] [stdout] test pieces::queen::tests::queen_bottom_left ... ok
[INFO] [stdout] test pieces::rook::tests::rook_bottom_left_empty_board ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 76 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/perft.rs (/opt/rustwide/target/debug/deps/perft-f1751583f6adca05)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/perft_3.rs (/opt/rustwide/target/debug/deps/perft_3-7ee8a2db1dece42c)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test perft_3_depth_1 ... ok
[INFO] [stdout] test perft_3_depth_2 ... ok
[INFO] [stdout] test perft_3_depth_3 ... ok
[INFO] [stdout] test perft_3_depth_4 ... ok
[INFO] [stdout] test perft_3_depth_5 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 9.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/perft_4.rs (/opt/rustwide/target/debug/deps/perft_4-cda138ee2ac315c7)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test perft_4_depth_1 ... ok
[INFO] [stdout] test perft_4_depth_2 ... ok
[INFO] [stdout] test perft_4_depth_3 ... ok
[INFO] [stderr]      Running tests/perft_5.rs (/opt/rustwide/target/debug/deps/perft_5-1203387260249859)
[INFO] [stdout] test perft_4_depth_4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.81s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test perft_5_depth_1 ... ok
[INFO] [stdout] test perft_5_depth_2 ... ok
[INFO] [stdout] test perft_5_depth_3 ... ok
[INFO] [stdout] test perft_5_depth_4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 24.80s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/perft_6.rs (/opt/rustwide/target/debug/deps/perft_6-349c00da3b3290db)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test perft_6_depth_1 ... ok
[INFO] [stdout] test perft_6_depth_2 ... ok
[INFO] [stdout] test perft_6_depth_3 ... ok
[INFO] [stderr]      Running tests/perft_initial.rs (/opt/rustwide/target/debug/deps/perft_initial-5d702d7b4db3ba71)
[INFO] [stdout] test perft_6_depth_4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 38.61s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test perft_initial_depth_1 ... ok
[INFO] [stdout] test perft_initial_depth_2 ... ok
[INFO] [stdout] test perft_initial_depth_3 ... ok
[INFO] [stdout] test perft_initial_depth_4 ... ok
[INFO] [stdout] test perft_initial_depth_5 has been running for over 60 seconds
[INFO] [stdout] test perft_initial_depth_5 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 75.56s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/perft_kiwipete.rs (/opt/rustwide/target/debug/deps/perft_kiwipete-6fb53ec3ab223fed)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test perft_kiwipete_depth_1 ... ok
[INFO] [stdout] test perft_kiwipete_depth_2 ... ok
[INFO] [stdout] test perft_kiwipete_depth_3 ... ok
[INFO] [stdout] test perft_kiwipete_depth_4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 41.40s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests legal_chess
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef83e7baf8ccda4612c154fa03f466d44a79cd752ea55f7bdd25dae691acc6be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef83e7baf8ccda4612c154fa03f466d44a79cd752ea55f7bdd25dae691acc6be", kill_on_drop: false }`
[INFO] [stdout] ef83e7baf8ccda4612c154fa03f466d44a79cd752ea55f7bdd25dae691acc6be