Dec 02 12:39:44.737 INFO testing type_of-0.1.1 against 1.30.1 for beta-1.31-5
Dec 02 12:39:44.737 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 02 12:39:44.976 INFO [stdout] 1071650fa0748d651fa702c311a66ef4b0902b7fdb1cab4d151c0b19254a6044
Dec 02 12:39:44.978 INFO running `"docker" "start" "-a" "1071650fa0748d651fa702c311a66ef4b0902b7fdb1cab4d151c0b19254a6044"`
Dec 02 12:39:45.371 INFO [stderr] usermod: no changes
Dec 02 12:39:45.389 INFO [stderr]    Compiling type_of v0.1.1 (/source)
Dec 02 12:39:45.916 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 12:39:45.916 INFO [stderr]  --> src/lib.rs:1:1
Dec 02 12:39:45.916 INFO [stderr]   |
Dec 02 12:39:45.916 INFO [stderr] 1 | #![feature(core_intrinsics)]
Dec 02 12:39:45.916 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 12:39:45.916 INFO [stderr] 
Dec 02 12:39:45.916 INFO [stderr] error: aborting due to previous error
Dec 02 12:39:45.916 INFO [stderr] 
Dec 02 12:39:45.916 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 12:39:45.916 INFO [stderr] error: Could not compile `type_of`.
Dec 02 12:39:45.917 INFO [stderr] 
Dec 02 12:39:45.917 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 12:39:45.917 INFO [stderr] su: No module specific data is present
Dec 02 12:39:46.460 INFO running `"docker" "inspect" "1071650fa0748d651fa702c311a66ef4b0902b7fdb1cab4d151c0b19254a6044"`
Dec 02 12:39:46.697 INFO running `"docker" "rm" "-f" "1071650fa0748d651fa702c311a66ef4b0902b7fdb1cab4d151c0b19254a6044"`
Dec 02 12:39:46.982 INFO [stdout] 1071650fa0748d651fa702c311a66ef4b0902b7fdb1cab4d151c0b19254a6044