Dec 02 18:00:04.834 INFO testing salsa-0.8.0 against 1.30.1 for beta-1.31-5
Dec 02 18:00:04.834 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 18:00:05.424 INFO [stdout] 8116acd145c148f3965aa767be004502db8c3e0d907c38a7afa6a5c80cb4b7cf
Dec 02 18:00:05.427 INFO running `"docker" "start" "-a" "8116acd145c148f3965aa767be004502db8c3e0d907c38a7afa6a5c80cb4b7cf"`
Dec 02 18:00:06.867 INFO [stderr] usermod: no changes
Dec 02 18:00:07.011 INFO [stderr]    Compiling rustc-hash v1.0.1
Dec 02 18:00:07.012 INFO [stderr]    Compiling derive-new v0.5.6
Dec 02 18:00:14.037 INFO [stderr]    Compiling salsa v0.8.0 (/source)
Dec 02 18:00:14.037 INFO [stderr] error: Edition 2018 is unstable and only available for nightly builds of rustc.
Dec 02 18:00:14.037 INFO [stderr] 
Dec 02 18:00:14.048 INFO [stderr] error: Could not compile `salsa`.
Dec 02 18:00:14.048 INFO [stderr] 
Dec 02 18:00:14.048 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 18:00:14.049 INFO [stderr] su: No module specific data is present
Dec 02 18:00:15.051 INFO running `"docker" "inspect" "8116acd145c148f3965aa767be004502db8c3e0d907c38a7afa6a5c80cb4b7cf"`
Dec 02 18:00:15.265 INFO running `"docker" "rm" "-f" "8116acd145c148f3965aa767be004502db8c3e0d907c38a7afa6a5c80cb4b7cf"`
Dec 02 18:00:15.579 INFO [stdout] 8116acd145c148f3965aa767be004502db8c3e0d907c38a7afa6a5c80cb4b7cf
