Dec 01 15:09:55.239 INFO testing illustrious-you/tic-tac-toe-ecs against 1.30.1 for beta-1.31-5
Dec 01 15:09:55.240 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 01 15:09:55.751 INFO [stdout] a2ca2f01b72df0e7cd847f6b4c7886a2bc68a4ebf8ec3fe3dbef1aa383ca6d7b
Dec 01 15:09:55.753 INFO running `"docker" "start" "-a" "a2ca2f01b72df0e7cd847f6b4c7886a2bc68a4ebf8ec3fe3dbef1aa383ca6d7b"`
Dec 01 15:09:57.199 INFO [stderr] usermod: no changes
Dec 01 15:09:57.243 INFO [stderr]    Compiling tic-tac-toe-ecs v0.1.0 (/source)
Dec 01 15:09:57.331 INFO [stderr] error: Edition 2018 is unstable and only available for nightly builds of rustc.
Dec 01 15:09:57.331 INFO [stderr] 
Dec 01 15:09:57.339 INFO [stderr] error: Could not compile `tic-tac-toe-ecs`.
Dec 01 15:09:57.339 INFO [stderr] 
Dec 01 15:09:57.339 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 15:09:57.339 INFO [stderr] su: No module specific data is present
Dec 01 15:09:58.368 INFO running `"docker" "inspect" "a2ca2f01b72df0e7cd847f6b4c7886a2bc68a4ebf8ec3fe3dbef1aa383ca6d7b"`
Dec 01 15:09:58.727 INFO running `"docker" "rm" "-f" "a2ca2f01b72df0e7cd847f6b4c7886a2bc68a4ebf8ec3fe3dbef1aa383ca6d7b"`
Dec 01 15:09:59.029 INFO [stdout] a2ca2f01b72df0e7cd847f6b4c7886a2bc68a4ebf8ec3fe3dbef1aa383ca6d7b