[INFO] updating cached repository https://github.com/fabianvdW/ChessInRust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/fabianvdW/ChessInRust
[INFO] [stderr]    e40bdb6..fa36462  master     -> master
[INFO] [stderr]  * [new tag]         v.1.12.8   -> v.1.12.8
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fa364625eabe164f8430d50e18e772061e2920a1
[INFO] checking fabianvdW/ChessInRust against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FfabianvdW%2FChessInRust" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fabianvdW/ChessInRust on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/fabianvdW/ChessInRust
[INFO] finished tweaking git repo https://github.com/fabianvdW/ChessInRust
[INFO] tweaked toml for git repo https://github.com/fabianvdW/ChessInRust written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/fabianvdW/ChessInRust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1fb24e0b3f68db58b9f491ee45ae6033e35c6caf1e5fd4704a89780db6a61740
[INFO] running `"docker" "start" "-a" "1fb24e0b3f68db58b9f491ee45ae6033e35c6caf1e5fd4704a89780db6a61740"`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-process v0.2.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking FabChess v1.12.8 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `alpha`
[INFO] [stderr]    --> src/evaluation/mod.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     alpha: i16,
[INFO] [stderr]     |     ^^^^^ help: consider prefixing with an underscore: `_alpha`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `beta`
[INFO] [stderr]    --> src/evaluation/mod.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 |     beta: i16,
[INFO] [stderr]     |     ^^^^ help: consider prefixing with an underscore: `_beta`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `alpha`
[INFO] [stderr]    --> src/evaluation/mod.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     alpha: i16,
[INFO] [stderr]     |     ^^^^^ help: consider prefixing with an underscore: `_alpha`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `beta`
[INFO] [stderr]    --> src/evaluation/mod.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 |     beta: i16,
[INFO] [stderr]     |     ^^^^ help: consider prefixing with an underscore: `_beta`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.30s
[INFO] running `"docker" "inspect" "1fb24e0b3f68db58b9f491ee45ae6033e35c6caf1e5fd4704a89780db6a61740"`
[INFO] running `"docker" "rm" "-f" "1fb24e0b3f68db58b9f491ee45ae6033e35c6caf1e5fd4704a89780db6a61740"`
[INFO] [stdout] 1fb24e0b3f68db58b9f491ee45ae6033e35c6caf1e5fd4704a89780db6a61740