Dec 05 12:12:15.412 INFO checking hdlc-0.2.4 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 12:12:15.412 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 12:12:15.947 INFO [stdout] 2ec19bc85447d492798faca6ee9828152f4fb02233a9ebbc293928b3abda56e9
Dec 05 12:12:15.951 INFO running `"docker" "start" "-a" "2ec19bc85447d492798faca6ee9828152f4fb02233a9ebbc293928b3abda56e9"`
Dec 05 12:12:17.103 INFO [stderr] usermod: no changes
Dec 05 12:12:17.255 INFO [stderr]     Checking hdlc v0.2.4 (/source)
Dec 05 12:12:20.827 INFO [stderr] warning: unused import: `decode_slice`
Dec 05 12:12:20.827 INFO [stderr]  --> benches/bench.rs:5:20
Dec 05 12:12:20.828 INFO [stderr]   |
Dec 05 12:12:20.828 INFO [stderr] 5 | use hdlc::{decode, decode_slice, encode, SpecialChars};
Dec 05 12:12:20.828 INFO [stderr]   |                    ^^^^^^^^^^^^
Dec 05 12:12:20.829 INFO [stderr]   |
Dec 05 12:12:20.829 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 12:12:20.829 INFO [stderr] 
Dec 05 12:12:20.918 INFO [stderr] warning: struct is never constructed: `MyBox`
Dec 05 12:12:20.919 INFO [stderr]   --> benches/bench.rs:10:1
Dec 05 12:12:20.919 INFO [stderr]    |
Dec 05 12:12:20.919 INFO [stderr] 10 | struct MyBox<'a, T: 'a>(&'a mut T);
Dec 05 12:12:20.920 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 12:12:20.920 INFO [stderr]    |
Dec 05 12:12:20.920 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 12:12:20.921 INFO [stderr] 
Dec 05 12:12:20.921 INFO [stderr] warning: method is never used: `new`
Dec 05 12:12:20.921 INFO [stderr]   --> benches/bench.rs:38:5
Dec 05 12:12:20.922 INFO [stderr]    |
Dec 05 12:12:20.922 INFO [stderr] 38 |     fn new(x: &'a mut T) -> MyBox<'a, T> {
Dec 05 12:12:20.922 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 12:12:20.923 INFO [stderr] 
Dec 05 12:12:21.384 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.25s
Dec 05 12:12:21.388 INFO [stderr] su: No module specific data is present
Dec 05 12:12:22.685 INFO running `"docker" "inspect" "2ec19bc85447d492798faca6ee9828152f4fb02233a9ebbc293928b3abda56e9"`
Dec 05 12:12:22.937 INFO running `"docker" "rm" "-f" "2ec19bc85447d492798faca6ee9828152f4fb02233a9ebbc293928b3abda56e9"`
Dec 05 12:12:23.181 INFO [stdout] 2ec19bc85447d492798faca6ee9828152f4fb02233a9ebbc293928b3abda56e9