Dec 02 03:23:53.164 INFO testing ShriekBob/rust-playground against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 03:23:53.164 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 02 03:23:53.411 INFO [stdout] 4dba987606fd0b9760bef6b363be86b95e37e344f044b817429bda469faccdeb
Dec 02 03:23:53.416 INFO running `"docker" "start" "-a" "4dba987606fd0b9760bef6b363be86b95e37e344f044b817429bda469faccdeb"`
Dec 02 03:23:53.810 INFO [stderr] usermod: no changes
Dec 02 03:23:53.865 INFO [stderr]    Compiling num-complex v0.2.0
Dec 02 03:23:53.865 INFO [stderr]    Compiling num-bigint v0.2.0
Dec 02 03:23:57.615 INFO [stderr]    Compiling num-rational v0.2.1
Dec 02 03:24:00.012 INFO [stderr]    Compiling num v0.2.0
Dec 02 03:24:00.523 INFO [stderr]    Compiling rust-playground v0.1.0 (/source)
Dec 02 03:24:01.224 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 03:24:01.224 INFO [stderr]  --> src/lib.rs:1:1
Dec 02 03:24:01.224 INFO [stderr]   |
Dec 02 03:24:01.224 INFO [stderr] 1 | #![feature(vec_remove_item)]
Dec 02 03:24:01.224 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 03:24:01.224 INFO [stderr] 
Dec 02 03:24:01.224 INFO [stderr] error: aborting due to previous error
Dec 02 03:24:01.225 INFO [stderr] 
Dec 02 03:24:01.225 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 03:24:01.232 INFO [stderr] error: Could not compile `rust-playground`.
Dec 02 03:24:01.232 INFO [stderr] 
Dec 02 03:24:01.232 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 03:24:01.236 INFO [stderr] su: No module specific data is present
Dec 02 03:24:01.745 INFO running `"docker" "inspect" "4dba987606fd0b9760bef6b363be86b95e37e344f044b817429bda469faccdeb"`
Dec 02 03:24:01.845 INFO running `"docker" "rm" "-f" "4dba987606fd0b9760bef6b363be86b95e37e344f044b817429bda469faccdeb"`
Dec 02 03:24:01.966 INFO [stdout] 4dba987606fd0b9760bef6b363be86b95e37e344f044b817429bda469faccdeb
