Dec 01 12:23:46.505 INFO testing kirillkh/xword_constructor against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 12:23:46.506 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 12:23:46.972 INFO [stdout] 545992a340350a8ecb8966d61eb9112059c212b32a623f63453effba634fc357
Dec 01 12:23:46.974 INFO running `"docker" "start" "-a" "545992a340350a8ecb8966d61eb9112059c212b32a623f63453effba634fc357"`
Dec 01 12:23:48.469 INFO [stderr] usermod: no changes
Dec 01 12:23:48.559 INFO [stderr]    Compiling libc v0.2.8
Dec 01 12:23:48.571 INFO [stderr]    Compiling ndarray v0.6.8
Dec 01 12:23:48.573 INFO [stderr]    Compiling either v1.0.1
Dec 01 12:23:48.591 INFO [stderr]    Compiling mempool v0.2.0
Dec 01 12:23:48.591 INFO [stderr]    Compiling matrixmultiply v0.1.11
Dec 01 12:23:48.591 INFO [stderr]    Compiling regex-syntax v0.3.1
Dec 01 12:23:48.591 INFO [stderr]    Compiling num-complex v0.1.35
Dec 01 12:23:48.591 INFO [stderr]    Compiling bit-set v0.4.0
Dec 01 12:23:50.171 INFO [stderr]    Compiling itertools v0.5.5
Dec 01 12:23:52.107 INFO [stderr]    Compiling memchr v0.1.10
Dec 01 12:23:52.107 INFO [stderr]    Compiling rand v0.3.14
Dec 01 12:23:53.050 INFO [stderr]    Compiling aho-corasick v0.5.1
Dec 01 12:24:00.219 INFO [stderr]    Compiling regex v0.1.61
Dec 01 12:24:05.021 INFO [stderr]    Compiling xword_constructor v0.2.1 (/source)
Dec 01 12:24:05.532 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 12:24:05.532 INFO [stderr]  --> src/lib.rs:1:1
Dec 01 12:24:05.532 INFO [stderr]   |
Dec 01 12:24:05.532 INFO [stderr] 1 | #![feature(test)]
Dec 01 12:24:05.532 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 01 12:24:05.532 INFO [stderr] 
Dec 01 12:24:05.532 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 12:24:05.532 INFO [stderr]  --> src/lib.rs:2:1
Dec 01 12:24:05.532 INFO [stderr]   |
Dec 01 12:24:05.532 INFO [stderr] 2 | #![feature(repr_simd)]
Dec 01 12:24:05.532 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 01 12:24:05.532 INFO [stderr] 
Dec 01 12:24:05.532 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 12:24:05.532 INFO [stderr]  --> src/lib.rs:3:1
Dec 01 12:24:05.532 INFO [stderr]   |
Dec 01 12:24:05.532 INFO [stderr] 3 | #![feature(specialization)]
Dec 01 12:24:05.532 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 12:24:05.532 INFO [stderr] 
Dec 01 12:24:05.532 INFO [stderr] error: aborting due to 3 previous errors
Dec 01 12:24:05.532 INFO [stderr] 
Dec 01 12:24:05.532 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 12:24:05.534 INFO [stderr] error: Could not compile `xword_constructor`.
Dec 01 12:24:05.534 INFO [stderr] 
Dec 01 12:24:05.534 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 12:24:05.536 INFO [stderr] su: No module specific data is present
Dec 01 12:24:05.957 INFO running `"docker" "inspect" "545992a340350a8ecb8966d61eb9112059c212b32a623f63453effba634fc357"`
Dec 01 12:24:06.057 INFO running `"docker" "rm" "-f" "545992a340350a8ecb8966d61eb9112059c212b32a623f63453effba634fc357"`
Dec 01 12:24:06.150 INFO [stdout] 545992a340350a8ecb8966d61eb9112059c212b32a623f63453effba634fc357
