[INFO] cloning repository https://github.com/ngynkvn/chess-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ngynkvn/chess-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngynkvn%2Fchess-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngynkvn%2Fchess-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81a7dcd5337093e54c119505c37ad1c8db0e315e
[INFO] testing ngynkvn/chess-rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngynkvn%2Fchess-rust" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ngynkvn/chess-rust on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ngynkvn/chess-rust
[INFO] finished tweaking git repo https://github.com/ngynkvn/chess-rust
[INFO] tweaked toml for git repo https://github.com/ngynkvn/chess-rust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ngynkvn/chess-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e083d473e98a0328f2000d6e7ed5335ae35259a9c880629ca31d69fb6ddd970
[INFO] running `Command { std: "docker" "start" "-a" "0e083d473e98a0328f2000d6e7ed5335ae35259a9c880629ca31d69fb6ddd970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e083d473e98a0328f2000d6e7ed5335ae35259a9c880629ca31d69fb6ddd970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e083d473e98a0328f2000d6e7ed5335ae35259a9c880629ca31d69fb6ddd970", kill_on_drop: false }`
[INFO] [stdout] 0e083d473e98a0328f2000d6e7ed5335ae35259a9c880629ca31d69fb6ddd970
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 480b13762763fcb78e151a535c9c5b1dd3a91da9e90cf925b38d49c94f269768
[INFO] running `Command { std: "docker" "start" "-a" "480b13762763fcb78e151a535c9c5b1dd3a91da9e90cf925b38d49c94f269768", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `All`
[INFO] [stdout]  --> src/position.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     All,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "480b13762763fcb78e151a535c9c5b1dd3a91da9e90cf925b38d49c94f269768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "480b13762763fcb78e151a535c9c5b1dd3a91da9e90cf925b38d49c94f269768", kill_on_drop: false }`
[INFO] [stdout] 480b13762763fcb78e151a535c9c5b1dd3a91da9e90cf925b38d49c94f269768
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cda85db9c061448557c4ae997bb0035f2272f9839413d369efa049032cd27acc
[INFO] running `Command { std: "docker" "start" "-a" "cda85db9c061448557c4ae997bb0035f2272f9839413d369efa049032cd27acc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `All`
[INFO] [stdout]  --> src/position.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     All,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 56.12s
[INFO] running `Command { std: "docker" "inspect" "cda85db9c061448557c4ae997bb0035f2272f9839413d369efa049032cd27acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda85db9c061448557c4ae997bb0035f2272f9839413d369efa049032cd27acc", kill_on_drop: false }`
[INFO] [stdout] cda85db9c061448557c4ae997bb0035f2272f9839413d369efa049032cd27acc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd2a32380d647695b7ea35d893a508985548875e999ee91f10e2dd948094a897
[INFO] running `Command { std: "docker" "start" "-a" "dd2a32380d647695b7ea35d893a508985548875e999ee91f10e2dd948094a897", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: variant is never constructed: `All`
[INFO] [stderr]  --> src/position.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     All,
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-chess` (bin "rust-chess" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_chess-c57637010f22f5e7)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dd2a32380d647695b7ea35d893a508985548875e999ee91f10e2dd948094a897", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd2a32380d647695b7ea35d893a508985548875e999ee91f10e2dd948094a897", kill_on_drop: false }`
[INFO] [stdout] dd2a32380d647695b7ea35d893a508985548875e999ee91f10e2dd948094a897