Dec 03 19:48:49.583 INFO testing alerts-0.1.1 against 1.30.1 for beta-1.31-5
Dec 03 19:48:49.584 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 19:48:49.776 INFO [stdout] 1829e004537b74367b8e5a5256eeb03a39aca013b936ead9063a9b7b067708ea
Dec 03 19:48:49.782 INFO running `"docker" "start" "-a" "1829e004537b74367b8e5a5256eeb03a39aca013b936ead9063a9b7b067708ea"`
Dec 03 19:48:50.296 INFO [stderr] usermod: no changes
Dec 03 19:48:50.331 INFO [stderr]    Compiling alerts v0.1.1 (/source)
Dec 03 19:48:51.074 INFO [stderr] warning: unused variable: `head`
Dec 03 19:48:51.075 INFO [stderr]   --> src/alert.rs:33:18
Dec 03 19:48:51.075 INFO [stderr]    |
Dec 03 19:48:51.075 INFO [stderr] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
Dec 03 19:48:51.075 INFO [stderr]    |                  ^^^^ help: consider using `_head` instead
Dec 03 19:48:51.075 INFO [stderr]    |
Dec 03 19:48:51.075 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 03 19:48:51.075 INFO [stderr] 
Dec 03 19:48:51.144 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
Dec 03 19:48:51.150 INFO [stderr] su: No module specific data is present
Dec 03 19:48:51.734 INFO running `"docker" "inspect" "1829e004537b74367b8e5a5256eeb03a39aca013b936ead9063a9b7b067708ea"`
Dec 03 19:48:51.884 INFO running `"docker" "rm" "-f" "1829e004537b74367b8e5a5256eeb03a39aca013b936ead9063a9b7b067708ea"`
Dec 03 19:48:52.010 INFO [stdout] 1829e004537b74367b8e5a5256eeb03a39aca013b936ead9063a9b7b067708ea
Dec 03 19:48:52.014 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 19:48:52.318 INFO [stdout] e2ae4f4492138e810fb6c6b2d0d253b8ede0576d7b78a11d88ded0781975ce40
Dec 03 19:48:52.320 INFO running `"docker" "start" "-a" "e2ae4f4492138e810fb6c6b2d0d253b8ede0576d7b78a11d88ded0781975ce40"`
Dec 03 19:48:53.117 INFO [stderr] usermod: no changes
Dec 03 19:48:53.157 INFO [stderr]    Compiling alerts v0.1.1 (/source)
Dec 03 19:48:54.003 INFO [stderr] warning: unused variable: `head`
Dec 03 19:48:54.003 INFO [stderr]   --> src/alert.rs:33:18
Dec 03 19:48:54.003 INFO [stderr]    |
Dec 03 19:48:54.003 INFO [stderr] 33 | fn alert_message(head: &str,msg: &str,_wflags: i32) -> Result<(), Error> {
Dec 03 19:48:54.003 INFO [stderr]    |                  ^^^^ help: consider using `_head` instead
Dec 03 19:48:54.003 INFO [stderr]    |
Dec 03 19:48:54.003 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 03 19:48:54.003 INFO [stderr] 
Dec 03 19:48:54.434 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
Dec 03 19:48:54.437 INFO [stderr] su: No module specific data is present
Dec 03 19:48:54.980 INFO running `"docker" "inspect" "e2ae4f4492138e810fb6c6b2d0d253b8ede0576d7b78a11d88ded0781975ce40"`
Dec 03 19:48:55.209 INFO running `"docker" "rm" "-f" "e2ae4f4492138e810fb6c6b2d0d253b8ede0576d7b78a11d88ded0781975ce40"`
Dec 03 19:48:55.341 INFO [stdout] e2ae4f4492138e810fb6c6b2d0d253b8ede0576d7b78a11d88ded0781975ce40
