Dec 03 01:37:28.372 INFO testing minutae-0.2.2 against 1.30.1 for beta-1.31-5
Dec 03 01:37:28.372 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 03 01:37:28.859 INFO [stdout] bed463dc72ab6bf3e1c065c589a79e1173f395ddeb10f4bb783f030e7c747965
Dec 03 01:37:28.865 INFO running `"docker" "start" "-a" "bed463dc72ab6bf3e1c065c589a79e1173f395ddeb10f4bb783f030e7c747965"`
Dec 03 01:37:30.574 INFO [stderr] usermod: no changes
Dec 03 01:37:30.694 INFO [stderr]    Compiling uuid v0.5.1
Dec 03 01:37:31.854 INFO [stderr]    Compiling minutae v0.2.2 (/source)
Dec 03 01:37:32.819 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 01:37:32.819 INFO [stderr]  --> src/lib.rs:3:1
Dec 03 01:37:32.819 INFO [stderr]   |
Dec 03 01:37:32.819 INFO [stderr] 3 | #![feature(conservative_impl_trait, test)]
Dec 03 01:37:32.819 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 01:37:32.819 INFO [stderr] 
Dec 03 01:37:32.819 INFO [stderr] error: aborting due to previous error
Dec 03 01:37:32.819 INFO [stderr] 
Dec 03 01:37:32.819 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 01:37:32.831 INFO [stderr] error: Could not compile `minutae`.
Dec 03 01:37:32.831 INFO [stderr] 
Dec 03 01:37:32.831 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 01:37:32.831 INFO [stderr] su: No module specific data is present
Dec 03 01:37:33.376 INFO running `"docker" "inspect" "bed463dc72ab6bf3e1c065c589a79e1173f395ddeb10f4bb783f030e7c747965"`
Dec 03 01:37:33.599 INFO running `"docker" "rm" "-f" "bed463dc72ab6bf3e1c065c589a79e1173f395ddeb10f4bb783f030e7c747965"`
Dec 03 01:37:33.738 INFO [stdout] bed463dc72ab6bf3e1c065c589a79e1173f395ddeb10f4bb783f030e7c747965