[INFO] updating cached repository https://github.com/fabianvdW/ChessInRust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/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] 7b35f2d..e40bdb6 master -> master [INFO] [stderr] * [new tag] v.1.12.6 -> v.1.12.6 [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e40bdb646c54b1deb0c519cda0faec966c2624a2 [INFO] testing fabianvdW/ChessInRust against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FfabianvdW%2FChessInRust" "work/builds/worker-2/source"` [INFO] [stderr] Cloning into 'work/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fabianvdW/ChessInRust on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "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-2/source/Cargo.toml [INFO] crate git repo https://github.com/fabianvdW/ChessInRust already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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=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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] 47b2842c580cc530892071191a0545d5e5c01ed9d8aa51eb1e9ecf24b3d1a359 [INFO] running `"docker" "start" "-a" "47b2842c580cc530892071191a0545d5e5c01ed9d8aa51eb1e9ecf24b3d1a359"` [INFO] [stderr] Compiling arc-swap v0.3.11 [INFO] [stderr] Compiling serde v1.0.94 [INFO] [stderr] Compiling crossbeam-utils v0.6.5 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling hostname v0.1.5 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling signal-hook-registry v1.0.1 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling signal-hook v0.1.9 [INFO] [stderr] Compiling tokio-executor v0.1.8 [INFO] [stderr] Compiling crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling tokio-timer v0.2.11 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling tokio-threadpool v0.1.15 [INFO] [stderr] Compiling tokio-reactor v0.1.9 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling chrono v0.4.9 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio-signal v0.2.7 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling tokio-fs v0.1.6 [INFO] [stderr] Compiling tokio-process v0.2.4 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling serde_json v1.0.40 [INFO] [stderr] Compiling FabChess v1.12.7 (/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] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/benchmarking/benchmarks.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `FabChess`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "47b2842c580cc530892071191a0545d5e5c01ed9d8aa51eb1e9ecf24b3d1a359"` [INFO] running `"docker" "rm" "-f" "47b2842c580cc530892071191a0545d5e5c01ed9d8aa51eb1e9ecf24b3d1a359"` [INFO] [stdout] 47b2842c580cc530892071191a0545d5e5c01ed9d8aa51eb1e9ecf24b3d1a359