[INFO] updating cached repository https://github.com/gameboyprinter/rustchess
[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] b3a4f58a10086e9a6112fcaede4f5b67ccf10d55
[INFO] testing gameboyprinter/rustchess against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgameboyprinter%2Frustchess" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gameboyprinter/rustchess 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/gameboyprinter/rustchess
[INFO] finished tweaking git repo https://github.com/gameboyprinter/rustchess
[INFO] tweaked toml for git repo https://github.com/gameboyprinter/rustchess written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/gameboyprinter/rustchess 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] ccc965d357b8b31f2b99e0d06b7be68397c66d5362613a30bfd1be2453d56315
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "ccc965d357b8b31f2b99e0d06b7be68397c66d5362613a30bfd1be2453d56315"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rustchess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `Black`
[INFO] [stderr]   --> src/board.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Black
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAILBOX`
[INFO] [stderr]   --> src/board.rs:40:1
[INFO] [stderr]    |
[INFO] [stderr] 40 | / const MAILBOX: [i8; 120] = [
[INFO] [stderr] 41 | |      -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
[INFO] [stderr] 42 | |      -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
[INFO] [stderr] 43 | |      -1,  0,  1,  2,  3,  4,  5,  6,  7, -1,
[INFO] [stderr] ...  |
[INFO] [stderr] 52 | |      -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
[INFO] [stderr] 53 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAILBOX64`
[INFO] [stderr]   --> src/board.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | / const MAILBOX64: [u8; 64] = [
[INFO] [stderr] 56 | |     21, 22, 23, 24, 25, 26, 27, 28,
[INFO] [stderr] 57 | |     31, 32, 33, 34, 35, 36, 37, 38,
[INFO] [stderr] 58 | |     41, 42, 43, 44, 45, 46, 47, 48,
[INFO] [stderr] ...  |
[INFO] [stderr] 63 | |     91, 92, 93, 94, 95, 96, 97, 98
[INFO] [stderr] 64 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "ccc965d357b8b31f2b99e0d06b7be68397c66d5362613a30bfd1be2453d56315"`
[INFO] running `"docker" "rm" "-f" "ccc965d357b8b31f2b99e0d06b7be68397c66d5362613a30bfd1be2453d56315"`
[INFO] [stdout] ccc965d357b8b31f2b99e0d06b7be68397c66d5362613a30bfd1be2453d56315
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] da94ebf8b12badd5fd6ffdeb298fe17fa649fe5003108786d3601d5c4283c64c
[INFO] running `"docker" "start" "-a" "da94ebf8b12badd5fd6ffdeb298fe17fa649fe5003108786d3601d5c4283c64c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rustchess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `Black`
[INFO] [stderr]   --> src/board.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Black
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAILBOX`
[INFO] [stderr]   --> src/board.rs:40:1
[INFO] [stderr]    |
[INFO] [stderr] 40 | / const MAILBOX: [i8; 120] = [
[INFO] [stderr] 41 | |      -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
[INFO] [stderr] 42 | |      -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
[INFO] [stderr] 43 | |      -1,  0,  1,  2,  3,  4,  5,  6,  7, -1,
[INFO] [stderr] ...  |
[INFO] [stderr] 52 | |      -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
[INFO] [stderr] 53 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAILBOX64`
[INFO] [stderr]   --> src/board.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | / const MAILBOX64: [u8; 64] = [
[INFO] [stderr] 56 | |     21, 22, 23, 24, 25, 26, 27, 28,
[INFO] [stderr] 57 | |     31, 32, 33, 34, 35, 36, 37, 38,
[INFO] [stderr] 58 | |     41, 42, 43, 44, 45, 46, 47, 48,
[INFO] [stderr] ...  |
[INFO] [stderr] 63 | |     91, 92, 93, 94, 95, 96, 97, 98
[INFO] [stderr] 64 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "da94ebf8b12badd5fd6ffdeb298fe17fa649fe5003108786d3601d5c4283c64c"`
[INFO] running `"docker" "rm" "-f" "da94ebf8b12badd5fd6ffdeb298fe17fa649fe5003108786d3601d5c4283c64c"`
[INFO] [stdout] da94ebf8b12badd5fd6ffdeb298fe17fa649fe5003108786d3601d5c4283c64c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] c962b41f72059879092a04df0a65a4faeee057b4a436212b279007f5843ce69f
[INFO] running `"docker" "start" "-a" "c962b41f72059879092a04df0a65a4faeee057b4a436212b279007f5843ce69f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: variant is never constructed: `Black`
[INFO] [stderr]   --> src/board.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Black
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAILBOX`
[INFO] [stderr]   --> src/board.rs:40:1
[INFO] [stderr]    |
[INFO] [stderr] 40 | / const MAILBOX: [i8; 120] = [
[INFO] [stderr] 41 | |      -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
[INFO] [stderr] 42 | |      -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
[INFO] [stderr] 43 | |      -1,  0,  1,  2,  3,  4,  5,  6,  7, -1,
[INFO] [stderr] ...  |
[INFO] [stderr] 52 | |      -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
[INFO] [stderr] 53 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MAILBOX64`
[INFO] [stderr]   --> src/board.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | / const MAILBOX64: [u8; 64] = [
[INFO] [stderr] 56 | |     21, 22, 23, 24, 25, 26, 27, 28,
[INFO] [stderr] 57 | |     31, 32, 33, 34, 35, 36, 37, 38,
[INFO] [stderr] 58 | |     41, 42, 43, 44, 45, 46, 47, 48,
[INFO] [stderr] ...  |
[INFO] [stderr] 63 | |     91, 92, 93, 94, 95, 96, 97, 98
[INFO] [stderr] 64 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustchess-02a5b7afc39cc77e
[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" "c962b41f72059879092a04df0a65a4faeee057b4a436212b279007f5843ce69f"`
[INFO] running `"docker" "rm" "-f" "c962b41f72059879092a04df0a65a4faeee057b4a436212b279007f5843ce69f"`
[INFO] [stdout] c962b41f72059879092a04df0a65a4faeee057b4a436212b279007f5843ce69f