Dec 02 09:53:57.823 INFO testing 4dahalibut/ded against 1.30.1 for beta-1.31-5
Dec 02 09:53:57.823 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 09:53:58.331 INFO [stdout] 9ab2b59b31274f1fe42eb7c756b6d166d61252e17972455ff54bf0db73678c8b
Dec 02 09:53:58.333 INFO running `"docker" "start" "-a" "9ab2b59b31274f1fe42eb7c756b6d166d61252e17972455ff54bf0db73678c8b"`
Dec 02 09:54:00.101 INFO [stderr] usermod: no changes
Dec 02 09:54:00.230 INFO [stderr]    Compiling nom v4.1.1
Dec 02 09:54:03.547 INFO [stderr]    Compiling ded v0.1.0 (/source)
Dec 02 09:54:03.571 INFO [stderr] error: Edition 2018 is unstable and only available for nightly builds of rustc.
Dec 02 09:54:03.571 INFO [stderr] 
Dec 02 09:54:03.575 INFO [stderr] error: Could not compile `ded`.
Dec 02 09:54:03.575 INFO [stderr] 
Dec 02 09:54:03.575 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 09:54:03.579 INFO [stderr] su: No module specific data is present
Dec 02 09:54:04.587 INFO running `"docker" "inspect" "9ab2b59b31274f1fe42eb7c756b6d166d61252e17972455ff54bf0db73678c8b"`
Dec 02 09:54:04.909 INFO running `"docker" "rm" "-f" "9ab2b59b31274f1fe42eb7c756b6d166d61252e17972455ff54bf0db73678c8b"`
Dec 02 09:54:05.195 INFO [stdout] 9ab2b59b31274f1fe42eb7c756b6d166d61252e17972455ff54bf0db73678c8b