Dec 02 14:21:17.684 INFO testing test-io-dev-0.1.0 against 1.30.1 for beta-1.31-5
Dec 02 14:21:17.684 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 14:21:18.157 INFO [stdout] 97b7b84c4caea3ba61b8484fcb6625d3beb781b21c99d23f097c36d15f2fc94a
Dec 02 14:21:18.159 INFO running `"docker" "start" "-a" "97b7b84c4caea3ba61b8484fcb6625d3beb781b21c99d23f097c36d15f2fc94a"`
Dec 02 14:21:19.237 INFO [stderr] usermod: no changes
Dec 02 14:21:19.283 INFO [stderr]    Compiling test-io-dev v0.1.0 (/source)
Dec 02 14:21:19.335 INFO [stderr] error: Edition 2018 is unstable and only available for nightly builds of rustc.
Dec 02 14:21:19.335 INFO [stderr] 
Dec 02 14:21:19.347 INFO [stderr] error: Could not compile `test-io-dev`.
Dec 02 14:21:19.347 INFO [stderr] 
Dec 02 14:21:19.347 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 14:21:19.347 INFO [stderr] su: No module specific data is present
Dec 02 14:21:19.979 INFO running `"docker" "inspect" "97b7b84c4caea3ba61b8484fcb6625d3beb781b21c99d23f097c36d15f2fc94a"`
Dec 02 14:21:20.376 INFO running `"docker" "rm" "-f" "97b7b84c4caea3ba61b8484fcb6625d3beb781b21c99d23f097c36d15f2fc94a"`
Dec 02 14:21:20.830 INFO [stdout] 97b7b84c4caea3ba61b8484fcb6625d3beb781b21c99d23f097c36d15f2fc94a
