Dec 03 15:05:20.597 INFO testing cpuio-0.2.0 against 1.30.1 for beta-1.31-5
Dec 03 15:05:20.597 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 03 15:05:21.127 INFO [stdout] 2a0e1ca5c53e3f036a4644c19c507bf62c532a8d14337ac509ed49d3707cb4ed
Dec 03 15:05:21.135 INFO running `"docker" "start" "-a" "2a0e1ca5c53e3f036a4644c19c507bf62c532a8d14337ac509ed49d3707cb4ed"`
Dec 03 15:05:21.786 INFO [stderr] usermod: no changes
Dec 03 15:05:21.829 INFO [stderr]    Compiling cpuio v0.2.0 (/source)
Dec 03 15:05:21.947 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 15:05:21.947 INFO [stderr]  --> src/lib.rs:4:1
Dec 03 15:05:21.947 INFO [stderr]   |
Dec 03 15:05:21.947 INFO [stderr] 4 | #![feature(asm, const_fn, no_std)]
Dec 03 15:05:21.947 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 15:05:21.947 INFO [stderr] 
Dec 03 15:05:21.947 INFO [stderr] error: aborting due to previous error
Dec 03 15:05:21.947 INFO [stderr] 
Dec 03 15:05:21.947 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 15:05:21.959 INFO [stderr] error: Could not compile `cpuio`.
Dec 03 15:05:21.959 INFO [stderr] 
Dec 03 15:05:21.959 INFO [stderr] To learn more, run the command again with --verbose.
Dec 03 15:05:21.959 INFO [stderr] su: No module specific data is present
Dec 03 15:05:22.636 INFO running `"docker" "inspect" "2a0e1ca5c53e3f036a4644c19c507bf62c532a8d14337ac509ed49d3707cb4ed"`
Dec 03 15:05:22.812 INFO running `"docker" "rm" "-f" "2a0e1ca5c53e3f036a4644c19c507bf62c532a8d14337ac509ed49d3707cb4ed"`
Dec 03 15:05:22.922 INFO [stdout] 2a0e1ca5c53e3f036a4644c19c507bf62c532a8d14337ac509ed49d3707cb4ed
