Dec 01 10:56:47.141 INFO testing loovjo/soviet-sim against 1.30.1 for beta-1.31-5
Dec 01 10:56:47.141 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 01 10:56:47.627 INFO [stdout] 6366aa292a0338bdc22d30542fd816469432f9112e3cabfc580243b5b481ab98
Dec 01 10:56:47.635 INFO running `"docker" "start" "-a" "6366aa292a0338bdc22d30542fd816469432f9112e3cabfc580243b5b481ab98"`
Dec 01 10:56:48.727 INFO [stderr] usermod: no changes
Dec 01 10:56:48.783 INFO [stderr]    Compiling soviet-sim v1.0.0 (/source)
Dec 01 10:56:49.391 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 10:56:49.391 INFO [stderr]  --> src/lib.rs:1:1
Dec 01 10:56:49.391 INFO [stderr]   |
Dec 01 10:56:49.391 INFO [stderr] 1 | #![feature(vec_remove_item, nll, const_let)]
Dec 01 10:56:49.391 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 10:56:49.391 INFO [stderr] 
Dec 01 10:56:49.391 INFO [stderr] error: aborting due to previous error
Dec 01 10:56:49.391 INFO [stderr] 
Dec 01 10:56:49.395 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 10:56:49.395 INFO [stderr] error: Could not compile `soviet-sim`.
Dec 01 10:56:49.395 INFO [stderr] 
Dec 01 10:56:49.395 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 10:56:49.395 INFO [stderr] su: No module specific data is present
Dec 01 10:56:50.226 INFO running `"docker" "inspect" "6366aa292a0338bdc22d30542fd816469432f9112e3cabfc580243b5b481ab98"`
Dec 01 10:56:50.471 INFO running `"docker" "rm" "-f" "6366aa292a0338bdc22d30542fd816469432f9112e3cabfc580243b5b481ab98"`
Dec 01 10:56:50.723 INFO [stdout] 6366aa292a0338bdc22d30542fd816469432f9112e3cabfc580243b5b481ab98
