Nov 01 03:49:11.951 INFO testing markcol/board100 against 1.30.0 for beta-1.31-1
Nov 01 03:49:11.953 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-2/1.30.0:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-1/1.30.0:/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 +1.30.0 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 01 03:49:12.369 INFO blam! fecc6f3612d495bef1e8aca7f08743cd62d1ca70c7b878f60c24ad10d02d0d0b
Nov 01 03:49:12.371 INFO running `"docker" "start" "-a" "fecc6f3612d495bef1e8aca7f08743cd62d1ca70c7b878f60c24ad10d02d0d0b"`
Nov 01 03:49:12.787 INFO kablam! usermod: no changes
Nov 01 03:49:12.875 INFO kablam!    Compiling square100 v0.1.0 (/source)
Nov 01 03:49:12.899 INFO kablam! error: Edition 2018 is unstable and only available for nightly builds of rustc.
Nov 01 03:49:12.899 INFO kablam! 
Nov 01 03:49:12.909 INFO kablam! error: Could not compile `square100`.
Nov 01 03:49:12.909 INFO kablam! 
Nov 01 03:49:12.909 INFO kablam! To learn more, run the command again with --verbose.
Nov 01 03:49:12.915 INFO kablam! su: No module specific data is present
Nov 01 03:49:13.279 INFO running `"docker" "rm" "-f" "fecc6f3612d495bef1e8aca7f08743cd62d1ca70c7b878f60c24ad10d02d0d0b"`
Nov 01 03:49:13.504 INFO blam! fecc6f3612d495bef1e8aca7f08743cd62d1ca70c7b878f60c24ad10d02d0d0b
