Dec 02 15:23:47.084 INFO testing stepper-driver-0.1.0 against 1.30.1 for beta-1.31-5
Dec 02 15:23:47.085 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 02 15:23:47.471 INFO [stdout] 8dff3b52a563f07985dede912f96bc8f28d507a8150fb1f13567d3cf95796692
Dec 02 15:23:47.473 INFO running `"docker" "start" "-a" "8dff3b52a563f07985dede912f96bc8f28d507a8150fb1f13567d3cf95796692"`
Dec 02 15:23:49.094 INFO [stderr] usermod: no changes
Dec 02 15:23:49.154 INFO [stderr]    Compiling embedded-hal v0.1.3
Dec 02 15:23:49.375 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 15:23:49.375 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/embedded-hal-0.1.3/src/lib.rs:681:1
Dec 02 15:23:49.375 INFO [stderr]     |
Dec 02 15:23:49.375 INFO [stderr] 681 | #![feature(never_type)]
Dec 02 15:23:49.375 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 15:23:49.375 INFO [stderr] 
Dec 02 15:23:49.375 INFO [stderr] error: aborting due to previous error
Dec 02 15:23:49.375 INFO [stderr] 
Dec 02 15:23:49.375 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 15:23:49.379 INFO [stderr] error: Could not compile `embedded-hal`.
Dec 02 15:23:49.379 INFO [stderr] 
Dec 02 15:23:49.379 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 15:23:49.379 INFO [stderr] su: No module specific data is present
Dec 02 15:23:49.721 INFO running `"docker" "inspect" "8dff3b52a563f07985dede912f96bc8f28d507a8150fb1f13567d3cf95796692"`
Dec 02 15:23:49.804 INFO running `"docker" "rm" "-f" "8dff3b52a563f07985dede912f96bc8f28d507a8150fb1f13567d3cf95796692"`
Dec 02 15:23:49.896 INFO [stdout] 8dff3b52a563f07985dede912f96bc8f28d507a8150fb1f13567d3cf95796692
