Dec 01 06:29:55.309 INFO testing paulkernfeld/bfgs against 1.30.1 for beta-1.31-5
Dec 01 06:29:55.311 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 01 06:29:55.869 INFO [stdout] 44f16e38c1498b11afab03b5a5c066d72b8ec8aa02435f2d657ed354ab30aff5
Dec 01 06:29:55.869 INFO running `"docker" "start" "-a" "44f16e38c1498b11afab03b5a5c066d72b8ec8aa02435f2d657ed354ab30aff5"`
Dec 01 06:29:56.675 INFO [stderr] usermod: no changes
Dec 01 06:29:56.775 INFO [stderr]    Compiling ndarray v0.11.2
Dec 01 06:29:56.776 INFO [stderr]    Compiling itertools v0.7.8
Dec 01 06:30:09.103 INFO [stderr]    Compiling bfgs v0.1.0 (/source)
Dec 01 06:30:09.526 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 06:30:09.526 INFO [stderr]  --> src/lib.rs:1:1
Dec 01 06:30:09.526 INFO [stderr]   |
Dec 01 06:30:09.526 INFO [stderr] 1 | #![feature(alloc_system)]
Dec 01 06:30:09.526 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 06:30:09.526 INFO [stderr] 
Dec 01 06:30:09.526 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 06:30:09.526 INFO [stderr]  --> src/lib.rs:2:1
Dec 01 06:30:09.526 INFO [stderr]   |
Dec 01 06:30:09.526 INFO [stderr] 2 | #![feature(test)]
Dec 01 06:30:09.526 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 01 06:30:09.526 INFO [stderr] 
Dec 01 06:30:09.526 INFO [stderr] error: aborting due to 2 previous errors
Dec 01 06:30:09.526 INFO [stderr] 
Dec 01 06:30:09.526 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 06:30:09.526 INFO [stderr] error: Could not compile `bfgs`.
Dec 01 06:30:09.526 INFO [stderr] 
Dec 01 06:30:09.526 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 06:30:09.528 INFO [stderr] su: No module specific data is present
Dec 01 06:30:10.115 INFO running `"docker" "inspect" "44f16e38c1498b11afab03b5a5c066d72b8ec8aa02435f2d657ed354ab30aff5"`
Dec 01 06:30:10.297 INFO running `"docker" "rm" "-f" "44f16e38c1498b11afab03b5a5c066d72b8ec8aa02435f2d657ed354ab30aff5"`
Dec 01 06:30:10.497 INFO [stdout] 44f16e38c1498b11afab03b5a5c066d72b8ec8aa02435f2d657ed354ab30aff5
