Dec 02 18:34:16.166 INFO testing rust_tcp_ipc-0.2.3 against 1.30.1 for beta-1.31-5
Dec 02 18:34:16.166 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 18:34:16.419 INFO [stdout] 070dc50693666f135f5658d0c11828ad5511e604af01427ea86cf34eaee43929
Dec 02 18:34:16.421 INFO running `"docker" "start" "-a" "070dc50693666f135f5658d0c11828ad5511e604af01427ea86cf34eaee43929"`
Dec 02 18:34:16.857 INFO [stderr] usermod: no changes
Dec 02 18:34:16.939 INFO [stderr]    Compiling rust_tcp_ipc v0.2.3 (/source)
Dec 02 18:34:16.949 INFO [stderr] error: Edition 2018 is unstable and only available for nightly builds of rustc.
Dec 02 18:34:16.949 INFO [stderr] 
Dec 02 18:34:16.956 INFO [stderr] error: Could not compile `rust_tcp_ipc`.
Dec 02 18:34:16.956 INFO [stderr] 
Dec 02 18:34:16.956 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 18:34:16.957 INFO [stderr] su: No module specific data is present
Dec 02 18:34:17.466 INFO running `"docker" "inspect" "070dc50693666f135f5658d0c11828ad5511e604af01427ea86cf34eaee43929"`
Dec 02 18:34:17.585 INFO running `"docker" "rm" "-f" "070dc50693666f135f5658d0c11828ad5511e604af01427ea86cf34eaee43929"`
Dec 02 18:34:17.770 INFO [stdout] 070dc50693666f135f5658d0c11828ad5511e604af01427ea86cf34eaee43929