Nov 27 14:21:09.375 INFO testing async-zmq-derive-0.1.0 against 1.30.1 for beta-1.31-4
Nov 27 14:21:09.375 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-4/worker-3/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-4/1.30.1:/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"`
Nov 27 14:21:09.809 INFO [stdout] df0af268ec4f286dab899306a2d05d2e60ac4c429bb16e28fc96a8543fba217a
Nov 27 14:21:09.816 INFO running `"docker" "start" "-a" "df0af268ec4f286dab899306a2d05d2e60ac4c429bb16e28fc96a8543fba217a"`
Nov 27 14:21:11.140 INFO [stderr] usermod: no changes
Nov 27 14:21:11.211 INFO [stderr]    Compiling async-zmq-derive v0.1.0 (/source)
Nov 27 14:21:11.280 INFO [stderr] error: Edition 2018 is unstable and only available for nightly builds of rustc.
Nov 27 14:21:11.280 INFO [stderr] 
Nov 27 14:21:11.304 INFO [stderr] error: Could not compile `async-zmq-derive`.
Nov 27 14:21:11.304 INFO [stderr] 
Nov 27 14:21:11.304 INFO [stderr] To learn more, run the command again with --verbose.
Nov 27 14:21:11.304 INFO [stderr] su: No module specific data is present
Nov 27 14:21:12.473 INFO running `"docker" "inspect" "df0af268ec4f286dab899306a2d05d2e60ac4c429bb16e28fc96a8543fba217a"`
Nov 27 14:21:12.700 INFO running `"docker" "rm" "-f" "df0af268ec4f286dab899306a2d05d2e60ac4c429bb16e28fc96a8543fba217a"`
Nov 27 14:21:12.964 INFO [stdout] df0af268ec4f286dab899306a2d05d2e60ac4c429bb16e28fc96a8543fba217a