Dec 11 10:55:09.398 INFO checking robinhad/learning-rust against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 10:55:09.398 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 10:55:09.859 INFO [stdout] 91cb0887359447c49b2e36b156e1bc6d6a45bc1a22c97e18398bb529e2bd39c1
Dec 11 10:55:09.862 INFO running `"docker" "start" "-a" "91cb0887359447c49b2e36b156e1bc6d6a45bc1a22c97e18398bb529e2bd39c1"`
Dec 11 10:55:10.876 INFO [stderr] usermod: no changes
Dec 11 10:55:10.978 INFO [stderr]     Checking learning-rust v0.1.0 (/source)
Dec 11 10:55:11.532 INFO [stderr] warning: function is never used: `second_word`
Dec 11 10:55:11.532 INFO [stderr]   --> src/main.rs:20:1
Dec 11 10:55:11.532 INFO [stderr]    |
Dec 11 10:55:11.532 INFO [stderr] 20 | fn second_word(s: &String) -> &str {
Dec 11 10:55:11.532 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:55:11.532 INFO [stderr]    |
Dec 11 10:55:11.532 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 10:55:11.532 INFO [stderr] 
Dec 11 10:55:11.544 INFO [stderr] warning: function is never used: `second_word`
Dec 11 10:55:11.544 INFO [stderr]   --> src/main.rs:20:1
Dec 11 10:55:11.544 INFO [stderr]    |
Dec 11 10:55:11.544 INFO [stderr] 20 | fn second_word(s: &String) -> &str {
Dec 11 10:55:11.544 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 10:55:11.544 INFO [stderr]    |
Dec 11 10:55:11.544 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 10:55:11.544 INFO [stderr] 
Dec 11 10:55:11.580 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Dec 11 10:55:11.580 INFO [stderr] su: No module specific data is present
Dec 11 10:55:12.812 INFO running `"docker" "inspect" "91cb0887359447c49b2e36b156e1bc6d6a45bc1a22c97e18398bb529e2bd39c1"`
Dec 11 10:55:13.074 INFO running `"docker" "rm" "-f" "91cb0887359447c49b2e36b156e1bc6d6a45bc1a22c97e18398bb529e2bd39c1"`
Dec 11 10:55:13.372 INFO [stdout] 91cb0887359447c49b2e36b156e1bc6d6a45bc1a22c97e18398bb529e2bd39c1