Dec 04 09:24:08.648 INFO checking stsh89/druste against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 09:24:08.648 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 04 09:24:09.071 INFO [stdout] 796999ebb70495bbd7686f60e67fd14a065a46f8fd17d46d6fe6e3436547351a
Dec 04 09:24:09.073 INFO running `"docker" "start" "-a" "796999ebb70495bbd7686f60e67fd14a065a46f8fd17d46d6fe6e3436547351a"`
Dec 04 09:24:10.239 INFO [stderr] usermod: no changes
Dec 04 09:24:10.319 INFO [stderr]     Checking druste v0.1.0 (/source)
Dec 04 09:24:10.754 INFO [stderr] warning: field is never used: `workers`
Dec 04 09:24:10.754 INFO [stderr]  --> src/lib.rs:7:5
Dec 04 09:24:10.754 INFO [stderr]   |
Dec 04 09:24:10.754 INFO [stderr] 7 |     workers: Vec<Worker>,
Dec 04 09:24:10.754 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 09:24:10.754 INFO [stderr]   |
Dec 04 09:24:10.754 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 09:24:10.754 INFO [stderr] 
Dec 04 09:24:10.754 INFO [stderr] warning: field is never used: `id`
Dec 04 09:24:10.754 INFO [stderr]   --> src/lib.rs:24:5
Dec 04 09:24:10.754 INFO [stderr]    |
Dec 04 09:24:10.754 INFO [stderr] 24 |     id: usize,
Dec 04 09:24:10.754 INFO [stderr]    |     ^^^^^^^^^
Dec 04 09:24:10.754 INFO [stderr] 
Dec 04 09:24:10.754 INFO [stderr] warning: field is never used: `thread`
Dec 04 09:24:10.754 INFO [stderr]   --> src/lib.rs:25:5
Dec 04 09:24:10.754 INFO [stderr]    |
Dec 04 09:24:10.754 INFO [stderr] 25 |     thread: thread::JoinHandle<()>,
Dec 04 09:24:10.754 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:24:10.754 INFO [stderr] 
Dec 04 09:24:10.907 INFO [stderr] warning: field is never used: `workers`
Dec 04 09:24:10.907 INFO [stderr]  --> src/lib.rs:7:5
Dec 04 09:24:10.907 INFO [stderr]   |
Dec 04 09:24:10.907 INFO [stderr] 7 |     workers: Vec<Worker>,
Dec 04 09:24:10.907 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 09:24:10.907 INFO [stderr]   |
Dec 04 09:24:10.907 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 09:24:10.907 INFO [stderr] 
Dec 04 09:24:10.907 INFO [stderr] warning: field is never used: `id`
Dec 04 09:24:10.907 INFO [stderr]   --> src/lib.rs:24:5
Dec 04 09:24:10.907 INFO [stderr]    |
Dec 04 09:24:10.907 INFO [stderr] 24 |     id: usize,
Dec 04 09:24:10.907 INFO [stderr]    |     ^^^^^^^^^
Dec 04 09:24:10.907 INFO [stderr] 
Dec 04 09:24:10.907 INFO [stderr] warning: field is never used: `thread`
Dec 04 09:24:10.907 INFO [stderr]   --> src/lib.rs:25:5
Dec 04 09:24:10.907 INFO [stderr]    |
Dec 04 09:24:10.907 INFO [stderr] 25 |     thread: thread::JoinHandle<()>,
Dec 04 09:24:10.907 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:24:10.908 INFO [stderr] 
Dec 04 09:24:11.310 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
Dec 04 09:24:11.321 INFO [stderr] su: No module specific data is present
Dec 04 09:24:12.099 INFO running `"docker" "inspect" "796999ebb70495bbd7686f60e67fd14a065a46f8fd17d46d6fe6e3436547351a"`
Dec 04 09:24:12.597 INFO running `"docker" "rm" "-f" "796999ebb70495bbd7686f60e67fd14a065a46f8fd17d46d6fe6e3436547351a"`
Dec 04 09:24:12.875 INFO [stdout] 796999ebb70495bbd7686f60e67fd14a065a46f8fd17d46d6fe6e3436547351a