Dec 02 12:54:07.805 INFO testing tt-num-0.1.0 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 12:54:07.805 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 02 12:54:08.292 INFO [stdout] cf64b51f0bd886a11f2e65af845e67dd2c0301230b2cdbcc07294508271b3c67
Dec 02 12:54:08.294 INFO running `"docker" "start" "-a" "cf64b51f0bd886a11f2e65af845e67dd2c0301230b2cdbcc07294508271b3c67"`
Dec 02 12:54:09.499 INFO [stderr] usermod: no changes
Dec 02 12:54:09.567 INFO [stderr]    Compiling tt-call v1.0.4
Dec 02 12:54:10.251 INFO [stderr]    Compiling tt-num v0.1.0 (/source)
Dec 02 12:54:10.861 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
Dec 02 12:54:10.871 INFO [stderr] su: No module specific data is present
Dec 02 12:54:11.726 INFO running `"docker" "inspect" "cf64b51f0bd886a11f2e65af845e67dd2c0301230b2cdbcc07294508271b3c67"`
Dec 02 12:54:12.103 INFO running `"docker" "rm" "-f" "cf64b51f0bd886a11f2e65af845e67dd2c0301230b2cdbcc07294508271b3c67"`
Dec 02 12:54:12.458 INFO [stdout] cf64b51f0bd886a11f2e65af845e67dd2c0301230b2cdbcc07294508271b3c67
Dec 02 12:54:12.465 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 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 12:54:12.867 INFO [stdout] eff3fb28e44f0c71a385cbd014003826e1b37e5ca93493a1b7de1fe9f592e17c
Dec 02 12:54:12.875 INFO running `"docker" "start" "-a" "eff3fb28e44f0c71a385cbd014003826e1b37e5ca93493a1b7de1fe9f592e17c"`
Dec 02 12:54:13.983 INFO [stderr] usermod: no changes
Dec 02 12:54:14.025 INFO [stderr]    Compiling tt-num v0.1.0 (/source)
Dec 02 12:54:14.927 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 12:54:14.927 INFO [stderr]  --> examples/times.rs:1:1
Dec 02 12:54:14.927 INFO [stderr]   |
Dec 02 12:54:14.927 INFO [stderr] 1 | #![feature(use_extern_macros)]
Dec 02 12:54:14.927 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 12:54:14.927 INFO [stderr] 
Dec 02 12:54:14.927 INFO [stderr] error: aborting due to previous error
Dec 02 12:54:14.927 INFO [stderr] 
Dec 02 12:54:14.927 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 12:54:14.927 INFO [stderr] error: Could not compile `tt-num`.
Dec 02 12:54:14.927 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 02 12:54:15.787 INFO [stderr] error: build failed
Dec 02 12:54:15.787 INFO [stderr] su: No module specific data is present
Dec 02 12:54:16.706 INFO running `"docker" "inspect" "eff3fb28e44f0c71a385cbd014003826e1b37e5ca93493a1b7de1fe9f592e17c"`
Dec 02 12:54:17.011 INFO running `"docker" "rm" "-f" "eff3fb28e44f0c71a385cbd014003826e1b37e5ca93493a1b7de1fe9f592e17c"`
Dec 02 12:54:17.418 INFO [stdout] eff3fb28e44f0c71a385cbd014003826e1b37e5ca93493a1b7de1fe9f592e17c