[INFO] crate chess 3.1.1 is already in cache
[INFO] testing chess-3.1.1 against 1.38.0 for beta-1.39-1
[INFO] extracting crate chess 3.1.1 into work/builds/worker-1/source
[INFO] validating manifest of crates.io crate chess 3.1.1 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate chess 3.1.1
[INFO] finished tweaking crates.io crate chess 3.1.1
[INFO] tweaked toml for crates.io crate chess 3.1.1 written to work/builds/worker-1/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] ff7bface2cc5027a327bbcadc7d09675f2d073cb8d33d8030f075554053fe05b
[INFO] running `"docker" "start" "-a" "ff7bface2cc5027a327bbcadc7d09675f2d073cb8d33d8030f075554053fe05b"`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling chess v3.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling backtrace v0.3.38
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 29.46s
[INFO] running `"docker" "inspect" "ff7bface2cc5027a327bbcadc7d09675f2d073cb8d33d8030f075554053fe05b"`
[INFO] running `"docker" "rm" "-f" "ff7bface2cc5027a327bbcadc7d09675f2d073cb8d33d8030f075554053fe05b"`
[INFO] [stdout] ff7bface2cc5027a327bbcadc7d09675f2d073cb8d33d8030f075554053fe05b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 50b50227130dae3fc1a827c1029db38d842189ad59c4edf079c0bdbb1fe652a7
[INFO] running `"docker" "start" "-a" "50b50227130dae3fc1a827c1029db38d842189ad59c4edf079c0bdbb1fe652a7"`
[INFO] [stderr]    Compiling chess v3.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 7.12s
[INFO] running `"docker" "inspect" "50b50227130dae3fc1a827c1029db38d842189ad59c4edf079c0bdbb1fe652a7"`
[INFO] running `"docker" "rm" "-f" "50b50227130dae3fc1a827c1029db38d842189ad59c4edf079c0bdbb1fe652a7"`
[INFO] [stdout] 50b50227130dae3fc1a827c1029db38d842189ad59c4edf079c0bdbb1fe652a7
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 36c3c74a687a229b7781d08350064d84f8e44607b1277399bc044c6a70546a3c
[INFO] running `"docker" "start" "-a" "36c3c74a687a229b7781d08350064d84f8e44607b1277399bc044c6a70546a3c"`
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chess-c98c759dac002d24
[INFO] [stdout] 
[INFO] [stdout] running 34 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 movegen::movegen::movegen_perft_21 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_22 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_19 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_20 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_15 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_26 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_10 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_16 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_17 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_18 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_25 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_11 ... 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_23 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_2 ... 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_5 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_8 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_6 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_7 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_4 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_3 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_14 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_13 ... ok
[INFO] [stdout] test movegen::movegen::movegen_perft_kiwipete ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chess
[INFO] [stdout] 
[INFO] [stdout] running 137 tests
[INFO] [stderr] error: process didn't exit successfully: `rustdoc --edition=2018 --test /opt/rustwide/workdir/src/lib.rs --crate-name chess -L dependency=/opt/rustwide/target/debug/deps -L native=/opt/rustwide/target/debug/build/backtrace-sys-1be0d05c5ec73bf7/out -L dependency=/opt/rustwide/target/debug/deps --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-a5f4dd7220e37626.rlib --extern chess=/opt/rustwide/target/debug/deps/libchess-25eeceaffcf43800.rlib --extern failure=/opt/rustwide/target/debug/deps/libfailure-d8bbd8f0c425b3f1.rlib --extern nodrop=/opt/rustwide/target/debug/deps/libnodrop-a5982abebaa2e0fb.rlib` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "36c3c74a687a229b7781d08350064d84f8e44607b1277399bc044c6a70546a3c"`
[INFO] running `"docker" "rm" "-f" "36c3c74a687a229b7781d08350064d84f8e44607b1277399bc044c6a70546a3c"`
[INFO] [stdout] 36c3c74a687a229b7781d08350064d84f8e44607b1277399bc044c6a70546a3c