Dec 01 14:38:30.880 INFO testing jacobgardner/chessAI against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 14:38:30.880 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt 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 01 14:38:31.399 INFO [stdout] bd308dc38de54f859e7b2ca5bc55cebad3be862257b92534c306663ae8a823ce
Dec 01 14:38:31.405 INFO running `"docker" "start" "-a" "bd308dc38de54f859e7b2ca5bc55cebad3be862257b92534c306663ae8a823ce"`
Dec 01 14:38:33.358 INFO [stderr] usermod: no changes
Dec 01 14:38:33.479 INFO [stderr]    Compiling num-complex v0.2.0
Dec 01 14:38:33.483 INFO [stderr]    Compiling num-derive v0.2.2
Dec 01 14:38:33.483 INFO [stderr]    Compiling num-bigint v0.2.0
Dec 01 14:38:33.483 INFO [stderr]    Compiling num-iter v0.1.37
Dec 01 14:38:41.120 INFO [stderr]    Compiling num-rational v0.2.1
Dec 01 14:38:44.367 INFO [stderr]    Compiling num v0.2.0
Dec 01 14:38:44.787 INFO [stderr]    Compiling chess v0.1.0 (/source)
Dec 01 14:38:45.855 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 14:38:45.855 INFO [stderr]  --> src/main.rs:1:1
Dec 01 14:38:45.855 INFO [stderr]   |
Dec 01 14:38:45.855 INFO [stderr] 1 | #![feature(generators, generator_trait)]
Dec 01 14:38:45.855 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 14:38:45.855 INFO [stderr] 
Dec 01 14:38:45.855 INFO [stderr] error: aborting due to previous error
Dec 01 14:38:45.855 INFO [stderr] 
Dec 01 14:38:45.855 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 14:38:45.866 INFO [stderr] error: Could not compile `chess`.
Dec 01 14:38:45.866 INFO [stderr] 
Dec 01 14:38:45.866 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 14:38:45.866 INFO [stderr] su: No module specific data is present
Dec 01 14:38:47.195 INFO running `"docker" "inspect" "bd308dc38de54f859e7b2ca5bc55cebad3be862257b92534c306663ae8a823ce"`
Dec 01 14:38:47.561 INFO running `"docker" "rm" "-f" "bd308dc38de54f859e7b2ca5bc55cebad3be862257b92534c306663ae8a823ce"`
Dec 01 14:38:47.991 INFO [stdout] bd308dc38de54f859e7b2ca5bc55cebad3be862257b92534c306663ae8a823ce
