Dec 02 12:22:27.808 INFO testing untagged-option-0.1.1 against 1.30.1 for beta-1.31-5
Dec 02 12:22:27.808 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 12:22:28.087 INFO [stdout] d298f2172c721f474f98d5787b30938251955b89dd5332922ef078a7b6acb2a5
Dec 02 12:22:28.093 INFO running `"docker" "start" "-a" "d298f2172c721f474f98d5787b30938251955b89dd5332922ef078a7b6acb2a5"`
Dec 02 12:22:28.998 INFO [stderr] usermod: no changes
Dec 02 12:22:29.063 INFO [stderr]    Compiling untagged-option v0.1.1 (/source)
Dec 02 12:22:29.199 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 12:22:29.199 INFO [stderr]  --> src/lib.rs:5:1
Dec 02 12:22:29.199 INFO [stderr]   |
Dec 02 12:22:29.199 INFO [stderr] 5 | #![feature(untagged_unions, const_fn)]
Dec 02 12:22:29.199 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 12:22:29.199 INFO [stderr] 
Dec 02 12:22:29.199 INFO [stderr] error: aborting due to previous error
Dec 02 12:22:29.199 INFO [stderr] 
Dec 02 12:22:29.199 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 12:22:29.206 INFO [stderr] error: Could not compile `untagged-option`.
Dec 02 12:22:29.206 INFO [stderr] 
Dec 02 12:22:29.206 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 12:22:29.211 INFO [stderr] su: No module specific data is present
Dec 02 12:22:29.827 INFO running `"docker" "inspect" "d298f2172c721f474f98d5787b30938251955b89dd5332922ef078a7b6acb2a5"`
Dec 02 12:22:30.129 INFO running `"docker" "rm" "-f" "d298f2172c721f474f98d5787b30938251955b89dd5332922ef078a7b6acb2a5"`
Dec 02 12:22:30.396 INFO [stdout] d298f2172c721f474f98d5787b30938251955b89dd5332922ef078a7b6acb2a5
