Dec 02 12:24:03.034 INFO testing unordered-pair-0.2.0 against 1.30.1 for beta-1.31-5
Dec 02 12:24:03.034 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 12:24:03.202 INFO [stdout] 8e5489207f4e6dcd99edd8b1e6e717ecc47b0d483599c9bb7d269ed363687953
Dec 02 12:24:03.204 INFO running `"docker" "start" "-a" "8e5489207f4e6dcd99edd8b1e6e717ecc47b0d483599c9bb7d269ed363687953"`
Dec 02 12:24:03.670 INFO [stderr] usermod: no changes
Dec 02 12:24:03.691 INFO [stderr]    Compiling unordered-pair v0.2.0 (/source)
Dec 02 12:24:03.709 INFO [stderr] error: Edition 2018 is unstable and only available for nightly builds of rustc.
Dec 02 12:24:03.709 INFO [stderr] 
Dec 02 12:24:03.719 INFO [stderr] error: Could not compile `unordered-pair`.
Dec 02 12:24:03.719 INFO [stderr] 
Dec 02 12:24:03.719 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 12:24:03.723 INFO [stderr] su: No module specific data is present
Dec 02 12:24:03.992 INFO running `"docker" "inspect" "8e5489207f4e6dcd99edd8b1e6e717ecc47b0d483599c9bb7d269ed363687953"`
Dec 02 12:24:04.069 INFO running `"docker" "rm" "-f" "8e5489207f4e6dcd99edd8b1e6e717ecc47b0d483599c9bb7d269ed363687953"`
Dec 02 12:24:04.222 INFO [stdout] 8e5489207f4e6dcd99edd8b1e6e717ecc47b0d483599c9bb7d269ed363687953