Dec 01 07:14:35.581 INFO testing nrc/lseq against 1.30.1 for beta-1.31-5
Dec 01 07:14:35.581 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 07:14:36.077 INFO [stdout] 8d34a7f1378319e2d2ff62274670a326f29aea1629dc2b3a0b61c9f3b712ee5b
Dec 01 07:14:36.077 INFO running `"docker" "start" "-a" "8d34a7f1378319e2d2ff62274670a326f29aea1629dc2b3a0b61c9f3b712ee5b"`
Dec 01 07:14:37.323 INFO [stderr] usermod: no changes
Dec 01 07:14:37.471 INFO [stderr]    Compiling bit-vec v0.5.0
Dec 01 07:14:37.487 INFO [stderr]    Compiling syn v0.14.7
Dec 01 07:14:37.497 INFO [stderr]    Compiling bincode v1.0.1
Dec 01 07:14:47.339 INFO [stderr]    Compiling serde_derive v1.0.70
Dec 01 07:15:00.221 INFO [stderr]    Compiling lseq v0.1.0 (/source)
Dec 01 07:15:00.248 INFO [stderr] error: Edition 2018 is unstable and only available for nightly builds of rustc.
Dec 01 07:15:00.249 INFO [stderr] 
Dec 01 07:15:00.260 INFO [stderr] error: Could not compile `lseq`.
Dec 01 07:15:00.260 INFO [stderr] 
Dec 01 07:15:00.260 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 07:15:00.261 INFO [stderr] su: No module specific data is present
Dec 01 07:15:01.023 INFO running `"docker" "inspect" "8d34a7f1378319e2d2ff62274670a326f29aea1629dc2b3a0b61c9f3b712ee5b"`
Dec 01 07:15:01.144 INFO running `"docker" "rm" "-f" "8d34a7f1378319e2d2ff62274670a326f29aea1629dc2b3a0b61c9f3b712ee5b"`
Dec 01 07:15:01.427 INFO [stdout] 8d34a7f1378319e2d2ff62274670a326f29aea1629dc2b3a0b61c9f3b712ee5b
