Dec 12 03:33:57.853 INFO checking CLomanno/hdlc against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 03:33:57.853 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 03:33:58.351 INFO [stdout] 3da56bcd9017b9f00c4ca2dd2c90daaac176627a0085d3f91c57c1338355a495
Dec 12 03:33:58.353 INFO running `"docker" "start" "-a" "3da56bcd9017b9f00c4ca2dd2c90daaac176627a0085d3f91c57c1338355a495"`
Dec 12 03:34:00.188 INFO [stderr] usermod: no changes
Dec 12 03:34:00.340 INFO [stderr]     Checking hdlc v0.2.3 (/source)
Dec 12 03:34:04.406 INFO [stderr] warning: unused import: `decode_slice`
Dec 12 03:34:04.407 INFO [stderr]  --> benches/bench.rs:5:20
Dec 12 03:34:04.407 INFO [stderr]   |
Dec 12 03:34:04.407 INFO [stderr] 5 | use hdlc::{decode, decode_slice, encode, SpecialChars};
Dec 12 03:34:04.407 INFO [stderr]   |                    ^^^^^^^^^^^^
Dec 12 03:34:04.407 INFO [stderr]   |
Dec 12 03:34:04.407 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 03:34:04.407 INFO [stderr] 
Dec 12 03:34:04.495 INFO [stderr] warning: struct is never constructed: `MyBox`
Dec 12 03:34:04.495 INFO [stderr]   --> benches/bench.rs:10:1
Dec 12 03:34:04.495 INFO [stderr]    |
Dec 12 03:34:04.500 INFO [stderr] 10 | struct MyBox<'a, T: 'a>(&'a mut T);
Dec 12 03:34:04.500 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:34:04.500 INFO [stderr]    |
Dec 12 03:34:04.500 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 03:34:04.500 INFO [stderr] 
Dec 12 03:34:04.500 INFO [stderr] warning: method is never used: `new`
Dec 12 03:34:04.500 INFO [stderr]   --> benches/bench.rs:38:5
Dec 12 03:34:04.500 INFO [stderr]    |
Dec 12 03:34:04.500 INFO [stderr] 38 |     fn new(x: &'a mut T) -> MyBox<'a, T> {
Dec 12 03:34:04.500 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:34:04.500 INFO [stderr] 
Dec 12 03:34:04.528 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.30s
Dec 12 03:34:04.540 INFO [stderr] su: No module specific data is present
Dec 12 03:34:05.346 INFO running `"docker" "inspect" "3da56bcd9017b9f00c4ca2dd2c90daaac176627a0085d3f91c57c1338355a495"`
Dec 12 03:34:05.726 INFO running `"docker" "rm" "-f" "3da56bcd9017b9f00c4ca2dd2c90daaac176627a0085d3f91c57c1338355a495"`
Dec 12 03:34:06.060 INFO [stdout] 3da56bcd9017b9f00c4ca2dd2c90daaac176627a0085d3f91c57c1338355a495