Dec 01 20:37:31.785 INFO testing d3z/scripted_server against 1.30.1 for beta-1.31-5
Dec 01 20:37:31.785 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 20:37:32.095 INFO [stdout] d434c3550f4d0b41b8f658a35d2d0d01847ceaa137f94448a0601f8cb10acaf7
Dec 01 20:37:32.100 INFO running `"docker" "start" "-a" "d434c3550f4d0b41b8f658a35d2d0d01847ceaa137f94448a0601f8cb10acaf7"`
Dec 01 20:37:32.808 INFO [stderr] usermod: no changes
Dec 01 20:37:32.884 INFO [stderr]    Compiling scripted_server v0.1.0 (/source)
Dec 01 20:37:32.900 INFO [stderr] error: Edition 2018 is unstable and only available for nightly builds of rustc.
Dec 01 20:37:32.901 INFO [stderr] 
Dec 01 20:37:32.904 INFO [stderr] error: Could not compile `scripted_server`.
Dec 01 20:37:32.905 INFO [stderr] 
Dec 01 20:37:32.905 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 20:37:32.908 INFO [stderr] su: No module specific data is present
Dec 01 20:37:33.236 INFO running `"docker" "inspect" "d434c3550f4d0b41b8f658a35d2d0d01847ceaa137f94448a0601f8cb10acaf7"`
Dec 01 20:37:33.384 INFO running `"docker" "rm" "-f" "d434c3550f4d0b41b8f658a35d2d0d01847ceaa137f94448a0601f8cb10acaf7"`
Dec 01 20:37:33.655 INFO [stdout] d434c3550f4d0b41b8f658a35d2d0d01847ceaa137f94448a0601f8cb10acaf7