Dec 02 22:13:35.433 INFO testing porter-stemmer-0.1.1 against 1.30.1 for beta-1.31-5
Dec 02 22:13:35.433 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 22:13:35.911 INFO [stdout] 53f10fbf54e660f4e913ee40adf67e69688e595d09e16258550988709475e5c5
Dec 02 22:13:35.913 INFO running `"docker" "start" "-a" "53f10fbf54e660f4e913ee40adf67e69688e595d09e16258550988709475e5c5"`
Dec 02 22:13:36.816 INFO [stderr] usermod: no changes
Dec 02 22:13:36.856 INFO [stderr]    Compiling porter-stemmer v0.1.1 (/source)
Dec 02 22:13:37.446 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 22:13:37.446 INFO [stderr]  --> src/lib.rs:5:1
Dec 02 22:13:37.446 INFO [stderr]   |
Dec 02 22:13:37.446 INFO [stderr] 5 | #![feature(test)]
Dec 02 22:13:37.447 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 02 22:13:37.447 INFO [stderr] 
Dec 02 22:13:37.447 INFO [stderr] error: aborting due to previous error
Dec 02 22:13:37.447 INFO [stderr] 
Dec 02 22:13:37.447 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 22:13:37.448 INFO [stderr] error: Could not compile `porter-stemmer`.
Dec 02 22:13:37.449 INFO [stderr] 
Dec 02 22:13:37.449 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 22:13:37.452 INFO [stderr] su: No module specific data is present
Dec 02 22:13:37.885 INFO running `"docker" "inspect" "53f10fbf54e660f4e913ee40adf67e69688e595d09e16258550988709475e5c5"`
Dec 02 22:13:38.043 INFO running `"docker" "rm" "-f" "53f10fbf54e660f4e913ee40adf67e69688e595d09e16258550988709475e5c5"`
Dec 02 22:13:38.259 INFO [stdout] 53f10fbf54e660f4e913ee40adf67e69688e595d09e16258550988709475e5c5