Dec 03 16:20:13.062 INFO testing chess-move-gen-0.6.3 against 1.30.1 for beta-1.31-5
Dec 03 16:20:13.062 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/1.30.1:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 16:20:13.556 INFO [stdout] 52bfc9dcbc64f9d13b448a78e847e49cef18dd0105de3c302cfe21a80702e537
Dec 03 16:20:13.558 INFO running `"docker" "start" "-a" "52bfc9dcbc64f9d13b448a78e847e49cef18dd0105de3c302cfe21a80702e537"`
Dec 03 16:20:15.406 INFO [stderr] usermod: no changes
Dec 03 16:20:15.527 INFO [stderr]    Compiling rand_core v0.3.0
Dec 03 16:20:15.527 INFO [stderr]    Compiling simd v0.2.3
Dec 03 16:20:15.527 INFO [stderr]    Compiling unindent v0.1.3
Dec 03 16:20:15.528 INFO [stderr]    Compiling num_cpus v1.8.0
Dec 03 16:20:20.719 INFO [stderr]    Compiling rand_core v0.2.2
Dec 03 16:20:22.783 INFO [stderr]    Compiling threadpool v1.7.1
Dec 03 16:20:23.784 INFO [stderr]    Compiling rand v0.5.5
Dec 03 16:20:36.369 INFO [stderr]    Compiling chess-move-gen v0.6.3 (/source)
Dec 03 16:20:38.139 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 16:20:38.139 INFO [stderr]   --> src/lib.rs:14:1
Dec 03 16:20:38.139 INFO [stderr]    |
Dec 03 16:20:38.139 INFO [stderr] 14 | #![feature(test)]
Dec 03 16:20:38.139 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 03 16:20:38.139 INFO [stderr] 
Dec 03 16:20:38.139 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 16:20:38.139 INFO [stderr]   --> src/lib.rs:15:1
Dec 03 16:20:38.139 INFO [stderr]    |
Dec 03 16:20:38.139 INFO [stderr] 15 | #![feature(platform_intrinsics)]
Dec 03 16:20:38.139 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 16:20:38.139 INFO [stderr] 
Dec 03 16:20:38.139 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 16:20:38.139 INFO [stderr]   --> src/lib.rs:16:1
Dec 03 16:20:38.139 INFO [stderr]    |
Dec 03 16:20:38.139 INFO [stderr] 16 | #![feature(const_fn)]
Dec 03 16:20:38.139 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 03 16:20:38.139 INFO [stderr] 
Dec 03 16:20:38.187 INFO [stderr] error: aborting due to 3 previous errors
Dec 03 16:20:38.187 INFO [stderr] 
Dec 03 16:20:38.187 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 16:20:38.191 INFO [stderr] error: Could not compile `chess-move-gen`.
Dec 03 16:20:38.191 INFO [stderr] 
Dec 03 16:20:38.191 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 16:20:38.191 INFO [stderr] su: No module specific data is present
Dec 03 16:20:39.473 INFO running `"docker" "inspect" "52bfc9dcbc64f9d13b448a78e847e49cef18dd0105de3c302cfe21a80702e537"`
Dec 03 16:20:39.791 INFO running `"docker" "rm" "-f" "52bfc9dcbc64f9d13b448a78e847e49cef18dd0105de3c302cfe21a80702e537"`
Dec 03 16:20:40.178 INFO [stdout] 52bfc9dcbc64f9d13b448a78e847e49cef18dd0105de3c302cfe21a80702e537