[INFO] updating cached repository ngynkvn/chess-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ngynkvn/chess-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ngynkvn/chess-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/ngynkvn/chess-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ngynkvn/chess-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ngynkvn/chess-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ngynkvn/chess-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ngynkvn/chess-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 81a7dcd5337093e54c119505c37ad1c8db0e315e
[INFO] sha for GitHub repo ngynkvn/chess-rust: 81a7dcd5337093e54c119505c37ad1c8db0e315e
[INFO] validating manifest of ngynkvn/chess-rust on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ngynkvn/chess-rust on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ngynkvn/chess-rust
[INFO] finished frobbing ngynkvn/chess-rust
[INFO] frobbed toml for ngynkvn/chess-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/ngynkvn/chess-rust/Cargo.toml
[INFO] started frobbing ngynkvn/chess-rust
[INFO] finished frobbing ngynkvn/chess-rust
[INFO] frobbed toml for ngynkvn/chess-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ngynkvn/chess-rust/Cargo.toml
[INFO] crate ngynkvn/chess-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ngynkvn/chess-rust against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ngynkvn/chess-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] d2422addbc94ce54e6a3c01133a58eba930ee0428bdb53451ca43d9c6f7c98e1
[INFO] running `"docker" "start" "-a" "d2422addbc94ce54e6a3c01133a58eba930ee0428bdb53451ca43d9c6f7c98e1"`
[INFO] [stderr]    Compiling rust-chess v0.1.0 (/opt/crater/workdir)
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "d2422addbc94ce54e6a3c01133a58eba930ee0428bdb53451ca43d9c6f7c98e1"`
[INFO] running `"docker" "rm" "-f" "d2422addbc94ce54e6a3c01133a58eba930ee0428bdb53451ca43d9c6f7c98e1"`
[INFO] [stdout] d2422addbc94ce54e6a3c01133a58eba930ee0428bdb53451ca43d9c6f7c98e1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ngynkvn/chess-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] bd37ea08f581a9ee04f798cdc0161fd99e55bed0572dfcf825f823e3deacfcb1
[INFO] running `"docker" "start" "-a" "bd37ea08f581a9ee04f798cdc0161fd99e55bed0572dfcf825f823e3deacfcb1"`
[INFO] [stderr]    Compiling rust-chess v0.1.0 (/opt/crater/workdir)
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "bd37ea08f581a9ee04f798cdc0161fd99e55bed0572dfcf825f823e3deacfcb1"`
[INFO] running `"docker" "rm" "-f" "bd37ea08f581a9ee04f798cdc0161fd99e55bed0572dfcf825f823e3deacfcb1"`
[INFO] [stdout] bd37ea08f581a9ee04f798cdc0161fd99e55bed0572dfcf825f823e3deacfcb1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ngynkvn/chess-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 51ae813d9c23a232adf72f771dc4a8a8e159d422fd171ca736d8e88f25dd9819
[INFO] running `"docker" "start" "-a" "51ae813d9c23a232adf72f771dc4a8a8e159d422fd171ca736d8e88f25dd9819"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_chess-640b463f2ef32d73
[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" "51ae813d9c23a232adf72f771dc4a8a8e159d422fd171ca736d8e88f25dd9819"`
[INFO] running `"docker" "rm" "-f" "51ae813d9c23a232adf72f771dc4a8a8e159d422fd171ca736d8e88f25dd9819"`
[INFO] [stdout] 51ae813d9c23a232adf72f771dc4a8a8e159d422fd171ca736d8e88f25dd9819