Dec 05 01:21:12.786 INFO checking Mandar-Shinde/rust-alerts against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 01:21:12.786 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 05 01:21:13.183 INFO [stdout] 5d135f3930cf095f6629cc5d310f1030a31448e01f5161984dae27e117d0da3c
Dec 05 01:21:13.191 INFO running `"docker" "start" "-a" "5d135f3930cf095f6629cc5d310f1030a31448e01f5161984dae27e117d0da3c"`
Dec 05 01:21:14.485 INFO [stderr] usermod: no changes
Dec 05 01:21:14.555 INFO [stderr]     Checking alerts v0.1.0 (/source)
Dec 05 01:21:15.186 INFO [stderr] warning: unused variable: `head`
Dec 05 01:21:15.186 INFO [stderr]   --> src/alert.rs:33:18
Dec 05 01:21:15.186 INFO [stderr]    |
Dec 05 01:21:15.186 INFO [stderr] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
Dec 05 01:21:15.186 INFO [stderr]    |                  ^^^^ help: consider using `_head` instead
Dec 05 01:21:15.186 INFO [stderr]    |
Dec 05 01:21:15.186 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 01:21:15.186 INFO [stderr] 
Dec 05 01:21:15.215 INFO [stderr] warning: unused variable: `head`
Dec 05 01:21:15.215 INFO [stderr]   --> src/alert.rs:33:18
Dec 05 01:21:15.215 INFO [stderr]    |
Dec 05 01:21:15.215 INFO [stderr] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
Dec 05 01:21:15.215 INFO [stderr]    |                  ^^^^ help: consider using `_head` instead
Dec 05 01:21:15.215 INFO [stderr]    |
Dec 05 01:21:15.215 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 01:21:15.215 INFO [stderr] 
Dec 05 01:21:15.287 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Dec 05 01:21:15.287 INFO [stderr] su: No module specific data is present
Dec 05 01:21:16.021 INFO running `"docker" "inspect" "5d135f3930cf095f6629cc5d310f1030a31448e01f5161984dae27e117d0da3c"`
Dec 05 01:21:16.229 INFO running `"docker" "rm" "-f" "5d135f3930cf095f6629cc5d310f1030a31448e01f5161984dae27e117d0da3c"`
Dec 05 01:21:16.470 INFO [stdout] 5d135f3930cf095f6629cc5d310f1030a31448e01f5161984dae27e117d0da3c