Dec 01 14:08:56.284 INFO testing jechase/rlox against 1.30.1 for beta-1.31-5
Dec 01 14:08:56.284 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 01 14:08:56.699 INFO [stdout] 89bdaa00d3c6604fa7a90a8f80bcf6a0d81adc7903ddd3a073c2006896547b80
Dec 01 14:08:56.704 INFO running `"docker" "start" "-a" "89bdaa00d3c6604fa7a90a8f80bcf6a0d81adc7903ddd3a073c2006896547b80"`
Dec 01 14:08:57.759 INFO [stderr] usermod: no changes
Dec 01 14:08:57.915 INFO [stderr]    Compiling display_derive v0.0.0
Dec 01 14:08:57.935 INFO [stderr]    Compiling failure v0.1.2
Dec 01 14:09:02.291 INFO [stderr]    Compiling rlox v0.1.0 (/source)
Dec 01 14:09:02.319 INFO [stderr] error: Edition 2018 is unstable and only available for nightly builds of rustc.
Dec 01 14:09:02.319 INFO [stderr] 
Dec 01 14:09:02.323 INFO [stderr] error: Could not compile `rlox`.
Dec 01 14:09:02.323 INFO [stderr] 
Dec 01 14:09:02.323 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 14:09:02.328 INFO [stderr] su: No module specific data is present
Dec 01 14:09:02.899 INFO running `"docker" "inspect" "89bdaa00d3c6604fa7a90a8f80bcf6a0d81adc7903ddd3a073c2006896547b80"`
Dec 01 14:09:03.157 INFO running `"docker" "rm" "-f" "89bdaa00d3c6604fa7a90a8f80bcf6a0d81adc7903ddd3a073c2006896547b80"`
Dec 01 14:09:03.432 INFO [stdout] 89bdaa00d3c6604fa7a90a8f80bcf6a0d81adc7903ddd3a073c2006896547b80
