Dec 01 13:23:49.219 INFO testing jroesch/molten against 1.30.1 for beta-1.31-5
Dec 01 13:23:49.219 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 13:23:49.438 INFO [stdout] db8ab659607623f2e18317af172986060be566047397827eb6ba5d43e8b5b457
Dec 01 13:23:49.445 INFO running `"docker" "start" "-a" "db8ab659607623f2e18317af172986060be566047397827eb6ba5d43e8b5b457"`
Dec 01 13:23:49.963 INFO [stderr] usermod: no changes
Dec 01 13:23:50.071 INFO [stderr]    Compiling molten v0.0.1 (/source)
Dec 01 13:23:50.467 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 13:23:50.467 INFO [stderr]  --> src/lib.rs:1:1
Dec 01 13:23:50.467 INFO [stderr]   |
Dec 01 13:23:50.467 INFO [stderr] 1 | #![feature(fn_traits)]
Dec 01 13:23:50.467 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 01 13:23:50.467 INFO [stderr] 
Dec 01 13:23:50.467 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 13:23:50.467 INFO [stderr]  --> src/lib.rs:2:1
Dec 01 13:23:50.467 INFO [stderr]   |
Dec 01 13:23:50.467 INFO [stderr] 2 | #![feature(unboxed_closures)]
Dec 01 13:23:50.467 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 13:23:50.467 INFO [stderr] 
Dec 01 13:23:50.467 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 13:23:50.467 INFO [stderr]  --> src/lib.rs:3:1
Dec 01 13:23:50.467 INFO [stderr]   |
Dec 01 13:23:50.467 INFO [stderr] 3 | #![feature(type_macros)]
Dec 01 13:23:50.467 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 13:23:50.467 INFO [stderr] 
Dec 01 13:23:50.467 INFO [stderr] error: aborting due to 3 previous errors
Dec 01 13:23:50.467 INFO [stderr] 
Dec 01 13:23:50.467 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 13:23:50.476 INFO [stderr] error: Could not compile `molten`.
Dec 01 13:23:50.476 INFO [stderr] 
Dec 01 13:23:50.476 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 13:23:50.477 INFO [stderr] su: No module specific data is present
Dec 01 13:23:51.063 INFO running `"docker" "inspect" "db8ab659607623f2e18317af172986060be566047397827eb6ba5d43e8b5b457"`
Dec 01 13:23:51.299 INFO running `"docker" "rm" "-f" "db8ab659607623f2e18317af172986060be566047397827eb6ba5d43e8b5b457"`
Dec 01 13:23:51.639 INFO [stdout] db8ab659607623f2e18317af172986060be566047397827eb6ba5d43e8b5b457
