[INFO] updating cached repository https://github.com/jD91mZM2/crappy-chess-minimax
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a12b29eaf0f0d40ef01c3e985f5610911b4ae0d4
[INFO] testing jD91mZM2/crappy-chess-minimax against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FjD91mZM2%2Fcrappy-chess-minimax" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jD91mZM2/crappy-chess-minimax on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jD91mZM2/crappy-chess-minimax
[INFO] finished tweaking git repo https://github.com/jD91mZM2/crappy-chess-minimax
[INFO] tweaked toml for git repo https://github.com/jD91mZM2/crappy-chess-minimax written to work/builds/worker-0/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 5f8e8c9a2e26f1514f7f05891afb2e2d356d790effd61090ea95779fd0959fc7
[INFO] running `"docker" "start" "-a" "5f8e8c9a2e26f1514f7f05891afb2e2d356d790effd61090ea95779fd0959fc7"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling backtrace v0.3.38
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling chess-minimax v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the item `PieceKind` is imported redundantly
[INFO] [stderr]   --> src/board.rs:61:39
[INFO] [stderr]    |
[INFO] [stderr] 3  |     piece::{Piece, PieceKind},
[INFO] [stderr]    |                    --------- the item `PieceKind` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 61 |         use crate::piece::PieceKind::{self, *};
[INFO] [stderr]    |                                       ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.65s
[INFO] running `"docker" "inspect" "5f8e8c9a2e26f1514f7f05891afb2e2d356d790effd61090ea95779fd0959fc7"`
[INFO] running `"docker" "rm" "-f" "5f8e8c9a2e26f1514f7f05891afb2e2d356d790effd61090ea95779fd0959fc7"`
[INFO] [stdout] 5f8e8c9a2e26f1514f7f05891afb2e2d356d790effd61090ea95779fd0959fc7
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] c775b883d8a1084d3eff967d2b0a33c5d03e11a55ced3a3fd3b8ec59b9aafe62
[INFO] running `"docker" "start" "-a" "c775b883d8a1084d3eff967d2b0a33c5d03e11a55ced3a3fd3b8ec59b9aafe62"`
[INFO] [stderr]    Compiling chess-minimax v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the item `PieceKind` is imported redundantly
[INFO] [stderr]   --> src/board.rs:61:39
[INFO] [stderr]    |
[INFO] [stderr] 3  |     piece::{Piece, PieceKind},
[INFO] [stderr]    |                    --------- the item `PieceKind` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 61 |         use crate::piece::PieceKind::{self, *};
[INFO] [stderr]    |                                       ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `"docker" "inspect" "c775b883d8a1084d3eff967d2b0a33c5d03e11a55ced3a3fd3b8ec59b9aafe62"`
[INFO] running `"docker" "rm" "-f" "c775b883d8a1084d3eff967d2b0a33c5d03e11a55ced3a3fd3b8ec59b9aafe62"`
[INFO] [stdout] c775b883d8a1084d3eff967d2b0a33c5d03e11a55ced3a3fd3b8ec59b9aafe62
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] f7a34b4a810eed4da2de75dc98bd4391a1f01fc592d25243e980f9e1c5469383
[INFO] running `"docker" "start" "-a" "f7a34b4a810eed4da2de75dc98bd4391a1f01fc592d25243e980f9e1c5469383"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chess_minimax-e2b61d0a0bd1255b
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chess-minimax
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f7a34b4a810eed4da2de75dc98bd4391a1f01fc592d25243e980f9e1c5469383"`
[INFO] running `"docker" "rm" "-f" "f7a34b4a810eed4da2de75dc98bd4391a1f01fc592d25243e980f9e1c5469383"`
[INFO] [stdout] f7a34b4a810eed4da2de75dc98bd4391a1f01fc592d25243e980f9e1c5469383