Dec 04 11:32:45.210 INFO checking robinhad/learning-rust against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 11:32:45.210 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 11:32:45.666 INFO [stdout] 28f25b2b3fbd221cb7d2eee1122de55f99a7dbb80c28859480c1edf8bbc8f883
Dec 04 11:32:45.673 INFO running `"docker" "start" "-a" "28f25b2b3fbd221cb7d2eee1122de55f99a7dbb80c28859480c1edf8bbc8f883"`
Dec 04 11:32:46.838 INFO [stderr] usermod: no changes
Dec 04 11:32:46.949 INFO [stderr]     Checking learning-rust v0.1.0 (/source)
Dec 04 11:32:47.397 INFO [stderr] warning: function is never used: `second_word`
Dec 04 11:32:47.397 INFO [stderr]   --> src/main.rs:20:1
Dec 04 11:32:47.397 INFO [stderr]    |
Dec 04 11:32:47.397 INFO [stderr] 20 | fn second_word(s: &String) -> &str {
Dec 04 11:32:47.397 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 11:32:47.405 INFO [stderr]    |
Dec 04 11:32:47.405 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 11:32:47.405 INFO [stderr] 
Dec 04 11:32:47.467 INFO [stderr] warning: function is never used: `second_word`
Dec 04 11:32:47.467 INFO [stderr]   --> src/main.rs:20:1
Dec 04 11:32:47.467 INFO [stderr]    |
Dec 04 11:32:47.467 INFO [stderr] 20 | fn second_word(s: &String) -> &str {
Dec 04 11:32:47.467 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 11:32:47.467 INFO [stderr]    |
Dec 04 11:32:47.467 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 11:32:47.467 INFO [stderr] 
Dec 04 11:32:47.487 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
Dec 04 11:32:47.490 INFO [stderr] su: No module specific data is present
Dec 04 11:32:48.303 INFO running `"docker" "inspect" "28f25b2b3fbd221cb7d2eee1122de55f99a7dbb80c28859480c1edf8bbc8f883"`
Dec 04 11:32:48.664 INFO running `"docker" "rm" "-f" "28f25b2b3fbd221cb7d2eee1122de55f99a7dbb80c28859480c1edf8bbc8f883"`
Dec 04 11:32:48.967 INFO [stdout] 28f25b2b3fbd221cb7d2eee1122de55f99a7dbb80c28859480c1edf8bbc8f883