Dec 03 02:25:07.292 INFO testing luos_memory_sandbox-0.0.1 against 1.30.1 for beta-1.31-5
Dec 03 02:25:07.292 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-0/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 02:25:07.513 INFO [stdout] 523cc4678c2a2bb3c12b06bddea332ec4bd204e79fa32169e621253e01d77894
Dec 03 02:25:07.527 INFO running `"docker" "start" "-a" "523cc4678c2a2bb3c12b06bddea332ec4bd204e79fa32169e621253e01d77894"`
Dec 03 02:25:08.000 INFO [stderr] usermod: no changes
Dec 03 02:25:08.026 INFO [stderr]    Compiling luos_memory_sandbox v0.0.1 (/source)
Dec 03 02:25:08.045 INFO [stderr] error: Edition 2018 is unstable and only available for nightly builds of rustc.
Dec 03 02:25:08.046 INFO [stderr] 
Dec 03 02:25:08.048 INFO [stderr] error: Could not compile `luos_memory_sandbox`.
Dec 03 02:25:08.048 INFO [stderr] 
Dec 03 02:25:08.048 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 02:25:08.049 INFO [stderr] su: No module specific data is present
Dec 03 02:25:08.357 INFO running `"docker" "inspect" "523cc4678c2a2bb3c12b06bddea332ec4bd204e79fa32169e621253e01d77894"`
Dec 03 02:25:08.589 INFO running `"docker" "rm" "-f" "523cc4678c2a2bb3c12b06bddea332ec4bd204e79fa32169e621253e01d77894"`
Dec 03 02:25:08.814 INFO [stdout] 523cc4678c2a2bb3c12b06bddea332ec4bd204e79fa32169e621253e01d77894