Dec 01 02:11:44.881 INFO checking alerts-0.1.1 against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Dec 01 02:11:44.881 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-2/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 01 02:11:45.168 INFO [stdout] 91759b834cc368ce9a80310f557bda5e71f664f416ad71ec3447d98fad43edf6
Dec 01 02:11:45.174 INFO running `"docker" "start" "-a" "91759b834cc368ce9a80310f557bda5e71f664f416ad71ec3447d98fad43edf6"`
Dec 01 02:11:46.120 INFO [stderr] usermod: no changes
Dec 01 02:11:46.138 INFO [stderr]     Checking alerts v0.1.1 (/source)
Dec 01 02:11:46.756 INFO [stderr] warning: unused variable: `head`
Dec 01 02:11:46.756 INFO [stderr]   --> src/alert.rs:33:18
Dec 01 02:11:46.756 INFO [stderr]    |
Dec 01 02:11:46.756 INFO [stderr] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
Dec 01 02:11:46.756 INFO [stderr]    |                  ^^^^ help: consider using `_head` instead
Dec 01 02:11:46.756 INFO [stderr]    |
Dec 01 02:11:46.756 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 02:11:46.756 INFO [stderr] 
Dec 01 02:11:46.960 INFO [stderr] warning: unused variable: `head`
Dec 01 02:11:46.960 INFO [stderr]   --> src/alert.rs:33:18
Dec 01 02:11:46.960 INFO [stderr]    |
Dec 01 02:11:46.960 INFO [stderr] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
Dec 01 02:11:46.960 INFO [stderr]    |                  ^^^^ help: consider using `_head` instead
Dec 01 02:11:46.960 INFO [stderr]    |
Dec 01 02:11:46.960 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 01 02:11:46.960 INFO [stderr] 
Dec 01 02:11:46.975 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
Dec 01 02:11:46.975 INFO [stderr] su: No module specific data is present
Dec 01 02:11:47.362 INFO running `"docker" "inspect" "91759b834cc368ce9a80310f557bda5e71f664f416ad71ec3447d98fad43edf6"`
Dec 01 02:11:47.578 INFO running `"docker" "rm" "-f" "91759b834cc368ce9a80310f557bda5e71f664f416ad71ec3447d98fad43edf6"`
Dec 01 02:11:47.816 INFO [stdout] 91759b834cc368ce9a80310f557bda5e71f664f416ad71ec3447d98fad43edf6