Dec 12 18:20:59.227 INFO checking alerts-0.1.1 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 18:20:59.227 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12 18:20:59.482 INFO [stdout] 6d1aa80dd2a4ce93dbc4a50f5c9dfd50606e407a8fb6a4109374edd68b8a7b3d
Dec 12 18:20:59.486 INFO running `"docker" "start" "-a" "6d1aa80dd2a4ce93dbc4a50f5c9dfd50606e407a8fb6a4109374edd68b8a7b3d"`
Dec 12 18:21:00.688 INFO [stderr] usermod: no changes
Dec 12 18:21:00.776 INFO [stderr]     Checking alerts v0.1.1 (/source)
Dec 12 18:21:01.500 INFO [stderr] warning: unused variable: `head`
Dec 12 18:21:01.500 INFO [stderr]   --> src/alert.rs:33:18
Dec 12 18:21:01.500 INFO [stderr]    |
Dec 12 18:21:01.500 INFO [stderr] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
Dec 12 18:21:01.500 INFO [stderr]    |                  ^^^^ help: consider using `_head` instead
Dec 12 18:21:01.500 INFO [stderr]    |
Dec 12 18:21:01.500 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 18:21:01.500 INFO [stderr] 
Dec 12 18:21:01.644 INFO [stderr] warning: unused variable: `head`
Dec 12 18:21:01.644 INFO [stderr]   --> src/alert.rs:33:18
Dec 12 18:21:01.644 INFO [stderr]    |
Dec 12 18:21:01.644 INFO [stderr] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
Dec 12 18:21:01.644 INFO [stderr]    |                  ^^^^ help: consider using `_head` instead
Dec 12 18:21:01.644 INFO [stderr]    |
Dec 12 18:21:01.644 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 18:21:01.644 INFO [stderr] 
Dec 12 18:21:01.660 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Dec 12 18:21:01.661 INFO [stderr] su: No module specific data is present
Dec 12 18:21:02.098 INFO running `"docker" "inspect" "6d1aa80dd2a4ce93dbc4a50f5c9dfd50606e407a8fb6a4109374edd68b8a7b3d"`
Dec 12 18:21:02.374 INFO running `"docker" "rm" "-f" "6d1aa80dd2a4ce93dbc4a50f5c9dfd50606e407a8fb6a4109374edd68b8a7b3d"`
Dec 12 18:21:02.643 INFO [stdout] 6d1aa80dd2a4ce93dbc4a50f5c9dfd50606e407a8fb6a4109374edd68b8a7b3d