[INFO] cloning repository ekarademir/rust-learning-chess-term
[INFO] running `"git" "clone" "--bare" "git://github.com/ekarademir/rust-learning-chess-term.git" "work/cache/sources/gh/ekarademir/rust-learning-chess-term"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/ekarademir/rust-learning-chess-term'...
[INFO] running `"git" "clone" "work/cache/sources/gh/ekarademir/rust-learning-chess-term" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/ekarademir/rust-learning-chess-term"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/ekarademir/rust-learning-chess-term'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ekarademir/rust-learning-chess-term" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/ekarademir/rust-learning-chess-term"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/ekarademir/rust-learning-chess-term'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2f17571e160bdb5fce6396e6d142396fa10befe2
[INFO] sha for GitHub repo ekarademir/rust-learning-chess-term: 2f17571e160bdb5fce6396e6d142396fa10befe2
[INFO] validating manifest of ekarademir/rust-learning-chess-term on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ekarademir/rust-learning-chess-term on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ekarademir/rust-learning-chess-term
[INFO] finished frobbing ekarademir/rust-learning-chess-term
[INFO] frobbed toml for ekarademir/rust-learning-chess-term written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/ekarademir/rust-learning-chess-term/Cargo.toml
[INFO] started frobbing ekarademir/rust-learning-chess-term
[INFO] finished frobbing ekarademir/rust-learning-chess-term
[INFO] frobbed toml for ekarademir/rust-learning-chess-term written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/ekarademir/rust-learning-chess-term/Cargo.toml
[INFO] crate ekarademir/rust-learning-chess-term already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ekarademir/rust-learning-chess-term against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-2/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/ekarademir/rust-learning-chess-term:/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=forbid" "-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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 694e2d4c4f69726f47f6cc7cba3256566e9420b34f04316a21b7b1464ff70466
[INFO] running `"docker" "start" "-a" "694e2d4c4f69726f47f6cc7cba3256566e9420b34f04316a21b7b1464ff70466"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking chess-player v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `Takes`
[INFO] [stderr]    --> src/chessboard.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     Takes,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Promoted`
[INFO] [stderr]    --> src/chessboard.rs:123:5
[INFO] [stderr]     |
[INFO] [stderr] 123 |     Promoted,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Castled`
[INFO] [stderr]    --> src/chessboard.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     Castled,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Takes`
[INFO] [stderr]    --> src/chessboard.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     Takes,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Promoted`
[INFO] [stderr]    --> src/chessboard.rs:123:5
[INFO] [stderr]     |
[INFO] [stderr] 123 |     Promoted,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Castled`
[INFO] [stderr]    --> src/chessboard.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     Castled,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "694e2d4c4f69726f47f6cc7cba3256566e9420b34f04316a21b7b1464ff70466"`
[INFO] running `"docker" "rm" "-f" "694e2d4c4f69726f47f6cc7cba3256566e9420b34f04316a21b7b1464ff70466"`
[INFO] [stdout] 694e2d4c4f69726f47f6cc7cba3256566e9420b34f04316a21b7b1464ff70466