[INFO] updating cached repository https://github.com/ekarademir/rust-learning-chess-term
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f17571e160bdb5fce6396e6d142396fa10befe2
[INFO] testing ekarademir/rust-learning-chess-term against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fekarademir%2Frust-learning-chess-term" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ekarademir/rust-learning-chess-term on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ekarademir/rust-learning-chess-term
[INFO] finished tweaking git repo https://github.com/ekarademir/rust-learning-chess-term
[INFO] tweaked toml for git repo https://github.com/ekarademir/rust-learning-chess-term written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/ekarademir/rust-learning-chess-term already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8012b7c526ffd83d96133b78772928b9afb235a5a9dc7ea4947cc558ed25e607
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8012b7c526ffd83d96133b78772928b9afb235a5a9dc7ea4947cc558ed25e607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8012b7c526ffd83d96133b78772928b9afb235a5a9dc7ea4947cc558ed25e607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8012b7c526ffd83d96133b78772928b9afb235a5a9dc7ea4947cc558ed25e607", kill_on_drop: false }`
[INFO] [stdout] 8012b7c526ffd83d96133b78772928b9afb235a5a9dc7ea4947cc558ed25e607
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbd98e1e97f673124aed222922ffe31cb93fc5e236bf0d60663ab93248e6e03e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fbd98e1e97f673124aed222922ffe31cb93fc5e236bf0d60663ab93248e6e03e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling termion v1.5.2
[INFO] [stderr]    Compiling chess-player v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/chessboard.rs:136:24
[INFO] [stdout]     |
[INFO] [stdout] 136 |     piecemap : HashMap<(Piece), Vec<(usize, usize)> >,  // (PIECETYPE, NUMBER) -> (ROW, COL)
[INFO] [stdout]     |                        ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/chessboard.rs:199:63
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn build_piecemap(boardstate: [[Piece; 8]; 8]) -> HashMap<(Piece), Vec<(usize, usize)> > {
[INFO] [stdout]     |                                                               ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Takes`
[INFO] [stdout]    --> src/chessboard.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 |     Takes,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Promoted`
[INFO] [stdout]    --> src/chessboard.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |     Promoted,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Castled`
[INFO] [stdout]    --> src/chessboard.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 124 |     Castled,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.37s
[INFO] running `Command { std: "docker" "inspect" "fbd98e1e97f673124aed222922ffe31cb93fc5e236bf0d60663ab93248e6e03e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbd98e1e97f673124aed222922ffe31cb93fc5e236bf0d60663ab93248e6e03e", kill_on_drop: false }`
[INFO] [stdout] fbd98e1e97f673124aed222922ffe31cb93fc5e236bf0d60663ab93248e6e03e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8aba835795e4af02a577013a760687a0dd6a42a0c5c608eecf9d1598aab6d7c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c8aba835795e4af02a577013a760687a0dd6a42a0c5c608eecf9d1598aab6d7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling chess-player v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/chessboard.rs:136:24
[INFO] [stdout]     |
[INFO] [stdout] 136 |     piecemap : HashMap<(Piece), Vec<(usize, usize)> >,  // (PIECETYPE, NUMBER) -> (ROW, COL)
[INFO] [stdout]     |                        ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/chessboard.rs:199:63
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn build_piecemap(boardstate: [[Piece; 8]; 8]) -> HashMap<(Piece), Vec<(usize, usize)> > {
[INFO] [stdout]     |                                                               ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Takes`
[INFO] [stdout]    --> src/chessboard.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 |     Takes,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Promoted`
[INFO] [stdout]    --> src/chessboard.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |     Promoted,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Castled`
[INFO] [stdout]    --> src/chessboard.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 124 |     Castled,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "c8aba835795e4af02a577013a760687a0dd6a42a0c5c608eecf9d1598aab6d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8aba835795e4af02a577013a760687a0dd6a42a0c5c608eecf9d1598aab6d7c", kill_on_drop: false }`
[INFO] [stdout] c8aba835795e4af02a577013a760687a0dd6a42a0c5c608eecf9d1598aab6d7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 10524d960d0dd122d125902d6118c2faf643fbb94545e6366fc3b5a5801630f6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "10524d960d0dd122d125902d6118c2faf643fbb94545e6366fc3b5a5801630f6", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/chessboard.rs:136:24
[INFO] [stderr]     |
[INFO] [stderr] 136 |     piecemap : HashMap<(Piece), Vec<(usize, usize)> >,  // (PIECETYPE, NUMBER) -> (ROW, COL)
[INFO] [stderr]     |                        ^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/chessboard.rs:199:63
[INFO] [stderr]     |
[INFO] [stderr] 199 |     fn build_piecemap(boardstate: [[Piece; 8]; 8]) -> HashMap<(Piece), Vec<(usize, usize)> > {
[INFO] [stderr]     |                                                               ^^^^^^^ help: remove these parentheses
[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] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chess_player-1ffe826eb046ed56
[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 `Command { std: "docker" "inspect" "10524d960d0dd122d125902d6118c2faf643fbb94545e6366fc3b5a5801630f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10524d960d0dd122d125902d6118c2faf643fbb94545e6366fc3b5a5801630f6", kill_on_drop: false }`
[INFO] [stdout] 10524d960d0dd122d125902d6118c2faf643fbb94545e6366fc3b5a5801630f6