[INFO] fetching crate minorhacks_chess 0.1.3...
[INFO] testing minorhacks_chess-0.1.3 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate minorhacks_chess 0.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate minorhacks_chess 0.1.3 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minorhacks_chess 0.1.3
[INFO] finished tweaking crates.io crate minorhacks_chess 0.1.3
[INFO] tweaked toml for crates.io crate minorhacks_chess 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88620dfe19d163461f603efe30303cf9d06532e321808c2eca9f0c479168cff5
[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" "88620dfe19d163461f603efe30303cf9d06532e321808c2eca9f0c479168cff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88620dfe19d163461f603efe30303cf9d06532e321808c2eca9f0c479168cff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88620dfe19d163461f603efe30303cf9d06532e321808c2eca9f0c479168cff5", kill_on_drop: false }`
[INFO] [stdout] 88620dfe19d163461f603efe30303cf9d06532e321808c2eca9f0c479168cff5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9e5872dc0ed8129b3b1ff9087ed9def92b60694cde6309e0d34f437a80124ca
[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" "e9e5872dc0ed8129b3b1ff9087ed9def92b60694cde6309e0d34f437a80124ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling object v0.25.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling addr2line v0.15.2
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling minorhacks_chess v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 40.31s
[INFO] running `Command { std: "docker" "inspect" "e9e5872dc0ed8129b3b1ff9087ed9def92b60694cde6309e0d34f437a80124ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e5872dc0ed8129b3b1ff9087ed9def92b60694cde6309e0d34f437a80124ca", kill_on_drop: false }`
[INFO] [stdout] e9e5872dc0ed8129b3b1ff9087ed9def92b60694cde6309e0d34f437a80124ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--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] 20ca62d1beaa0b8815598fc07e49a457d415acb6b08985d693cdb64ec99bfd33
[INFO] running `Command { std: "docker" "start" "-a" "20ca62d1beaa0b8815598fc07e49a457d415acb6b08985d693cdb64ec99bfd33", kill_on_drop: false }`
[INFO] [stderr]    Compiling minorhacks_chess v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 7.76s
[INFO] running `Command { std: "docker" "inspect" "20ca62d1beaa0b8815598fc07e49a457d415acb6b08985d693cdb64ec99bfd33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20ca62d1beaa0b8815598fc07e49a457d415acb6b08985d693cdb64ec99bfd33", kill_on_drop: false }`
[INFO] [stdout] 20ca62d1beaa0b8815598fc07e49a457d415acb6b08985d693cdb64ec99bfd33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] adec9479c0b767a28ef8d5369e3d4002336f686fc7831348f908fc1efcccedef
[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" "adec9479c0b767a28ef8d5369e3d4002336f686fc7831348f908fc1efcccedef", kill_on_drop: false }`
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minorhacks_chess-60b50aa135e80b76)
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test board::test_null_move_en_passant ... ok
[INFO] [stdout] test board_builder::check_initial_position ... ok
[INFO] [stdout] test board_builder::invalid_castle_rights ... ok
[INFO] [stdout] test board_builder::test_in_check ... ok
[INFO] [stdout] test board_builder::test_kissing_kings ... ok
[INFO] [stdout] test movegen::movegen::movegen_issue_15 ... ok
[INFO] [stdout] test chess_move::test_basic_moves ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_22 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_20 ... ok
[INFO] [stdout] test game::test_can_declare_draw ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_19 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_21 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_15 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_25 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_18 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_23 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_26 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_2 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_17 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_16 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_10 ... ok
[INFO] [stdout] test movegen::movegen::test_masked_move_gen ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_1 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_24 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_12 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_9 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_11 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_6 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_5 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_7 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_8 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_4 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_13 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_14 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_3 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_kiwipete ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.47s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests minorhacks_chess
[INFO] [stdout] 
[INFO] [stdout] running 140 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name minorhacks_chess --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-cb9e7b0ab99381b0.rlib --extern failure=/opt/rustwide/target/debug/deps/libfailure-3e592c71758e3453.rlib --extern minorhacks_chess=/opt/rustwide/target/debug/deps/libminorhacks_chess-047b86acebdf0212.rlib --extern nodrop=/opt/rustwide/target/debug/deps/libnodrop-86e534f0a4e8541c.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "adec9479c0b767a28ef8d5369e3d4002336f686fc7831348f908fc1efcccedef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adec9479c0b767a28ef8d5369e3d4002336f686fc7831348f908fc1efcccedef", kill_on_drop: false }`
[INFO] [stdout] adec9479c0b767a28ef8d5369e3d4002336f686fc7831348f908fc1efcccedef