Dec 02 12:25:11.509 INFO testing unique-0.1.0 against 1.30.1 for beta-1.31-5
Dec 02 12:25:11.509 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 12:25:11.672 INFO [stdout] 3941d2537ca7569b35771dc4fcadf21db9cf898e76034155517d32c14a5366be
Dec 02 12:25:11.675 INFO running `"docker" "start" "-a" "3941d2537ca7569b35771dc4fcadf21db9cf898e76034155517d32c14a5366be"`
Dec 02 12:25:12.215 INFO [stderr] usermod: no changes
Dec 02 12:25:12.260 INFO [stderr]    Compiling thread-id v3.3.0
Dec 02 12:25:12.814 INFO [stderr]    Compiling parking_lot v0.3.8
Dec 02 12:25:14.209 INFO [stderr]    Compiling chashmap v2.2.0
Dec 02 12:25:15.283 INFO [stderr]    Compiling unique v0.1.0 (/source)
Dec 02 12:25:15.300 INFO [stderr] error: Edition 2018 is unstable and only available for nightly builds of rustc.
Dec 02 12:25:15.300 INFO [stderr] 
Dec 02 12:25:15.302 INFO [stderr] error: Could not compile `unique`.
Dec 02 12:25:15.302 INFO [stderr] 
Dec 02 12:25:15.302 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 12:25:15.308 INFO [stderr] su: No module specific data is present
Dec 02 12:25:15.619 INFO running `"docker" "inspect" "3941d2537ca7569b35771dc4fcadf21db9cf898e76034155517d32c14a5366be"`
Dec 02 12:25:15.752 INFO running `"docker" "rm" "-f" "3941d2537ca7569b35771dc4fcadf21db9cf898e76034155517d32c14a5366be"`
Dec 02 12:25:15.868 INFO [stdout] 3941d2537ca7569b35771dc4fcadf21db9cf898e76034155517d32c14a5366be
