[INFO] updating cached repository https://github.com/jalpert/rust-chess
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] bdaee32911fd080c03bfb878539f4a701f15af58
[INFO] testing jalpert/rust-chess against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjalpert%2Frust-chess" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jalpert/rust-chess on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jalpert/rust-chess
[INFO] finished tweaking git repo https://github.com/jalpert/rust-chess
[INFO] tweaked toml for git repo https://github.com/jalpert/rust-chess written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jalpert/rust-chess already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5c14da18edb85b50b36cdfb4b5c3361c8f583d16f121f0934dde25242f359ed8
[INFO] running `"docker" "start" "-a" "5c14da18edb85b50b36cdfb4b5c3361c8f583d16f121f0934dde25242f359ed8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: associated function is never used: `empty`
[INFO] [stderr]   --> src/board/factory.rs:44:12
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn empty(player: Color, turn_no: u8) -> Board {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.12s
[INFO] running `"docker" "inspect" "5c14da18edb85b50b36cdfb4b5c3361c8f583d16f121f0934dde25242f359ed8"`
[INFO] running `"docker" "rm" "-f" "5c14da18edb85b50b36cdfb4b5c3361c8f583d16f121f0934dde25242f359ed8"`
[INFO] [stdout] 5c14da18edb85b50b36cdfb4b5c3361c8f583d16f121f0934dde25242f359ed8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1c2373df09e751966199d19a627dac716bd9ba12ce1ede0ae26bc6bad10be8d3
[INFO] running `"docker" "start" "-a" "1c2373df09e751966199d19a627dac716bd9ba12ce1ede0ae26bc6bad10be8d3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `"docker" "inspect" "1c2373df09e751966199d19a627dac716bd9ba12ce1ede0ae26bc6bad10be8d3"`
[INFO] running `"docker" "rm" "-f" "1c2373df09e751966199d19a627dac716bd9ba12ce1ede0ae26bc6bad10be8d3"`
[INFO] [stdout] 1c2373df09e751966199d19a627dac716bd9ba12ce1ede0ae26bc6bad10be8d3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 63d914fc3a5d56e8f2aba97c5d843927557f5e8efc53d3a178a506747da51bc4
[INFO] running `"docker" "start" "-a" "63d914fc3a5d56e8f2aba97c5d843927557f5e8efc53d3a178a506747da51bc4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chess-c44d77c1348b59a4
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test board::check::tests::test_pinning_double ... ok
[INFO] [stdout] test board::check::tests::test_num_checking ... ok
[INFO] [stdout] test board::check::tests::integration_test ... ok
[INFO] [stdout] test board::check::tests::test_kings_check ... ok
[INFO] [stdout] test board::check::tests::test_horizonal_check ... ok
[INFO] [stdout] test board::check::tests::test_pinning_single ... ok
[INFO] [stdout] test board::check::tests::test_vertical_check ... ok
[INFO] [stdout] test board::check::tests::test_pawns_check_black ... ok
[INFO] [stdout] test board::path::tests::diagonal_decreasing_decreasing ... ok
[INFO] [stdout] test board::check::tests::test_pawns_check_white ... ok
[INFO] [stdout] test board::check::tests::test_diagonal_check ... ok
[INFO] [stdout] test board::check::tests::test_knights_check ... ok
[INFO] [stdout] test board::path::tests::test_diagonal_path ... ok
[INFO] [stdout] test board::tests::test_find_king ... ok
[INFO] [stdout] test board::path::tests::diagonal_not_diagonal ... ok
[INFO] [stdout] test board::path::tests::diagonal_increasing_increasing ... ok
[INFO] [stdout] test board::path::tests::pawns_have_clear_paths ... ok
[INFO] [stdout] test board::path::tests::diagonal_increasing_decreasing ... ok
[INFO] [stdout] test board::path::tests::diagonal_decreasing_increasing ... ok
[INFO] [stdout] test board::path::tests::empty_rows_are_clear ... ok
[INFO] [stdout] test board::tests::test_find_pieces ... ok
[INFO] [stdout] test board::path::tests::test_directed_path ... ok
[INFO] [stdout] test board::path::tests::occupied_rows_are_not_clear ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "63d914fc3a5d56e8f2aba97c5d843927557f5e8efc53d3a178a506747da51bc4"`
[INFO] running `"docker" "rm" "-f" "63d914fc3a5d56e8f2aba97c5d843927557f5e8efc53d3a178a506747da51bc4"`
[INFO] [stdout] 63d914fc3a5d56e8f2aba97c5d843927557f5e8efc53d3a178a506747da51bc4