Dec 02 22:20:47.349 INFO testing pocket_prover-0.5.0 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 22:20:47.349 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 22:20:47.898 INFO [stdout] 2a9f6d154451e94d8f6c431ec438f5521e2dc3caf0afc0cb1a8748ea462fa0c4
Dec 02 22:20:47.900 INFO running `"docker" "start" "-a" "2a9f6d154451e94d8f6c431ec438f5521e2dc3caf0afc0cb1a8748ea462fa0c4"`
Dec 02 22:20:49.551 INFO [stderr] usermod: no changes
Dec 02 22:20:49.627 INFO [stderr]    Compiling pocket_prover v0.5.0 (/source)
Dec 02 22:20:51.128 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
Dec 02 22:20:51.131 INFO [stderr] su: No module specific data is present
Dec 02 22:20:51.736 INFO running `"docker" "inspect" "2a9f6d154451e94d8f6c431ec438f5521e2dc3caf0afc0cb1a8748ea462fa0c4"`
Dec 02 22:20:51.969 INFO running `"docker" "rm" "-f" "2a9f6d154451e94d8f6c431ec438f5521e2dc3caf0afc0cb1a8748ea462fa0c4"`
Dec 02 22:20:52.311 INFO [stdout] 2a9f6d154451e94d8f6c431ec438f5521e2dc3caf0afc0cb1a8748ea462fa0c4
Dec 02 22:20:52.316 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 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 02 22:20:52.771 INFO [stdout] a97660a85937abe5b77b279c0b3de97897819be87af677e04bfc37db86a13137
Dec 02 22:20:52.779 INFO running `"docker" "start" "-a" "a97660a85937abe5b77b279c0b3de97897819be87af677e04bfc37db86a13137"`
Dec 02 22:20:54.280 INFO [stderr] usermod: no changes
Dec 02 22:20:54.375 INFO [stderr]    Compiling pocket_prover v0.5.0 (/source)
Dec 02 22:20:56.956 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 22:20:56.956 INFO [stderr]  --> examples/vars.rs:1:1
Dec 02 22:20:56.956 INFO [stderr]   |
Dec 02 22:20:56.956 INFO [stderr] 1 | #![feature(slice_patterns)]
Dec 02 22:20:56.956 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 22:20:56.975 INFO [stderr] 
Dec 02 22:20:56.975 INFO [stderr] error: aborting due to previous error
Dec 02 22:20:56.975 INFO [stderr] 
Dec 02 22:20:56.975 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 22:20:56.995 INFO [stderr] error: Could not compile `pocket_prover`.
Dec 02 22:20:56.995 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 02 22:21:00.441 INFO [stderr] error: build failed
Dec 02 22:21:00.441 INFO [stderr] su: No module specific data is present
Dec 02 22:21:01.312 INFO running `"docker" "inspect" "a97660a85937abe5b77b279c0b3de97897819be87af677e04bfc37db86a13137"`
Dec 02 22:21:01.552 INFO running `"docker" "rm" "-f" "a97660a85937abe5b77b279c0b3de97897819be87af677e04bfc37db86a13137"`
Dec 02 22:21:01.787 INFO [stdout] a97660a85937abe5b77b279c0b3de97897819be87af677e04bfc37db86a13137
