Dec 03 03:13:33.615 INFO testing levenshtein_automata-0.1.1 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 03:13:33.615 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 03 03:13:34.151 INFO [stdout] f7f8090f975bc735c2af46482385dd9584be37b6852a5026e59e3c479f57d03f
Dec 03 03:13:34.153 INFO running `"docker" "start" "-a" "f7f8090f975bc735c2af46482385dd9584be37b6852a5026e59e3c479f57d03f"`
Dec 03 03:13:36.231 INFO [stderr] usermod: no changes
Dec 03 03:13:36.291 INFO [stderr]    Compiling levenshtein_automata v0.1.1 (/source)
Dec 03 03:13:38.785 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.52s
Dec 03 03:13:38.785 INFO [stderr] su: No module specific data is present
Dec 03 03:13:40.351 INFO running `"docker" "inspect" "f7f8090f975bc735c2af46482385dd9584be37b6852a5026e59e3c479f57d03f"`
Dec 03 03:13:40.631 INFO running `"docker" "rm" "-f" "f7f8090f975bc735c2af46482385dd9584be37b6852a5026e59e3c479f57d03f"`
Dec 03 03:13:40.951 INFO [stdout] f7f8090f975bc735c2af46482385dd9584be37b6852a5026e59e3c479f57d03f
Dec 03 03:13:40.953 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 test --frozen --no-run" "-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 03:13:41.512 INFO [stdout] ff9e8637ccd899b2ab48432e29e4ca7e188c54051e8d3e5ad4a86257b53251d8
Dec 03 03:13:41.515 INFO running `"docker" "start" "-a" "ff9e8637ccd899b2ab48432e29e4ca7e188c54051e8d3e5ad4a86257b53251d8"`
Dec 03 03:13:42.641 INFO [stderr] usermod: no changes
Dec 03 03:13:42.731 INFO [stderr]    Compiling levenshtein v1.0.3
Dec 03 03:13:43.817 INFO [stderr]    Compiling levenshtein_automata v0.1.1 (/source)
Dec 03 03:13:44.570 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 03 03:13:44.570 INFO [stderr]   --> src/lib.rs:35:19
Dec 03 03:13:44.570 INFO [stderr]    |
Dec 03 03:13:44.570 INFO [stderr] 35 | #![cfg_attr(test, feature(test))]
Dec 03 03:13:44.570 INFO [stderr]    |                   ^^^^^^^^^^^^^
Dec 03 03:13:44.570 INFO [stderr] 
Dec 03 03:13:44.579 INFO [stderr] error: aborting due to previous error
Dec 03 03:13:44.579 INFO [stderr] 
Dec 03 03:13:44.579 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 03:13:44.579 INFO [stderr] error: Could not compile `levenshtein_automata`.
Dec 03 03:13:44.579 INFO [stderr] 
Dec 03 03:13:44.579 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 03:13:44.580 INFO [stderr] su: No module specific data is present
Dec 03 03:13:45.376 INFO running `"docker" "inspect" "ff9e8637ccd899b2ab48432e29e4ca7e188c54051e8d3e5ad4a86257b53251d8"`
Dec 03 03:13:45.689 INFO running `"docker" "rm" "-f" "ff9e8637ccd899b2ab48432e29e4ca7e188c54051e8d3e5ad4a86257b53251d8"`
Dec 03 03:13:45.998 INFO [stdout] ff9e8637ccd899b2ab48432e29e4ca7e188c54051e8d3e5ad4a86257b53251d8