Dec 03 11:21:51.628 INFO testing futures-await-async-macro-0.1.4 against 1.30.1 for beta-1.31-5
Dec 03 11:21:51.628 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 03 11:21:51.798 INFO [stdout] 6ccbb74460aaa4dae2c868f2f6a10261c0cc567983f447812bad23828bac63ec
Dec 03 11:21:51.801 INFO running `"docker" "start" "-a" "6ccbb74460aaa4dae2c868f2f6a10261c0cc567983f447812bad23828bac63ec"`
Dec 03 11:21:52.800 INFO [stderr] usermod: no changes
Dec 03 11:21:52.854 INFO [stderr]    Compiling syn v0.14.9
Dec 03 11:22:07.487 INFO [stderr]    Compiling futures-await-async-macro v0.1.4 (/source)
Dec 03 11:22:10.904 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 11:22:10.904 INFO [stderr]   --> src/lib.rs:12:1
Dec 03 11:22:10.904 INFO [stderr]    |
Dec 03 11:22:10.904 INFO [stderr] 12 | #![feature(proc_macro)]
Dec 03 11:22:10.904 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 11:22:10.904 INFO [stderr] 
Dec 03 11:22:10.907 INFO [stderr] error: aborting due to previous error
Dec 03 11:22:10.907 INFO [stderr] 
Dec 03 11:22:10.907 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 11:22:10.915 INFO [stderr] error: Could not compile `futures-await-async-macro`.
Dec 03 11:22:10.915 INFO [stderr] 
Dec 03 11:22:10.915 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 11:22:10.916 INFO [stderr] su: No module specific data is present
Dec 03 11:22:11.188 INFO running `"docker" "inspect" "6ccbb74460aaa4dae2c868f2f6a10261c0cc567983f447812bad23828bac63ec"`
Dec 03 11:22:11.292 INFO running `"docker" "rm" "-f" "6ccbb74460aaa4dae2c868f2f6a10261c0cc567983f447812bad23828bac63ec"`
Dec 03 11:22:11.405 INFO [stdout] 6ccbb74460aaa4dae2c868f2f6a10261c0cc567983f447812bad23828bac63ec
