Dec 05 16:51:59.712 INFO checking alerts-0.1.1 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 16:51:59.712 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 05 16:52:00.036 INFO [stdout] 35f2dae4d137d283b08c25d02bea0a827dfb4ef822485b7bac06eaa6266244c7
Dec 05 16:52:00.043 INFO running `"docker" "start" "-a" "35f2dae4d137d283b08c25d02bea0a827dfb4ef822485b7bac06eaa6266244c7"`
Dec 05 16:52:01.047 INFO [stderr] usermod: no changes
Dec 05 16:52:01.123 INFO [stderr]     Checking alerts v0.1.1 (/source)
Dec 05 16:52:01.684 INFO [stderr] warning: unused variable: `head`
Dec 05 16:52:01.684 INFO [stderr]   --> src/alert.rs:33:18
Dec 05 16:52:01.684 INFO [stderr]    |
Dec 05 16:52:01.684 INFO [stderr] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
Dec 05 16:52:01.684 INFO [stderr]    |                  ^^^^ help: consider using `_head` instead
Dec 05 16:52:01.684 INFO [stderr]    |
Dec 05 16:52:01.684 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 16:52:01.684 INFO [stderr] 
Dec 05 16:52:01.844 INFO [stderr] warning: unused variable: `head`
Dec 05 16:52:01.844 INFO [stderr]   --> src/alert.rs:33:18
Dec 05 16:52:01.844 INFO [stderr]    |
Dec 05 16:52:01.844 INFO [stderr] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
Dec 05 16:52:01.844 INFO [stderr]    |                  ^^^^ help: consider using `_head` instead
Dec 05 16:52:01.844 INFO [stderr]    |
Dec 05 16:52:01.844 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 16:52:01.844 INFO [stderr] 
Dec 05 16:52:01.855 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Dec 05 16:52:01.857 INFO [stderr] su: No module specific data is present
Dec 05 16:52:02.250 INFO running `"docker" "inspect" "35f2dae4d137d283b08c25d02bea0a827dfb4ef822485b7bac06eaa6266244c7"`
Dec 05 16:52:02.405 INFO running `"docker" "rm" "-f" "35f2dae4d137d283b08c25d02bea0a827dfb4ef822485b7bac06eaa6266244c7"`
Dec 05 16:52:02.639 INFO [stdout] 35f2dae4d137d283b08c25d02bea0a827dfb4ef822485b7bac06eaa6266244c7