Dec 11 08:41:25.361 INFO checking stsh89/druste against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 08:41:25.361 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 08:41:25.862 INFO [stdout] 47b1f0b3f727e3883156051fb3a48a6a8250c4dab51a66451e7451816da67ba4
Dec 11 08:41:25.864 INFO running `"docker" "start" "-a" "47b1f0b3f727e3883156051fb3a48a6a8250c4dab51a66451e7451816da67ba4"`
Dec 11 08:41:27.476 INFO [stderr] usermod: no changes
Dec 11 08:41:27.548 INFO [stderr]     Checking druste v0.1.0 (/source)
Dec 11 08:41:27.867 INFO [stderr] warning: field is never used: `workers`
Dec 11 08:41:27.867 INFO [stderr]  --> src/lib.rs:7:5
Dec 11 08:41:27.867 INFO [stderr]   |
Dec 11 08:41:27.867 INFO [stderr] 7 |     workers: Vec<Worker>,
Dec 11 08:41:27.867 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 11 08:41:27.867 INFO [stderr]   |
Dec 11 08:41:27.867 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 08:41:27.867 INFO [stderr] 
Dec 11 08:41:27.867 INFO [stderr] warning: field is never used: `id`
Dec 11 08:41:27.868 INFO [stderr]   --> src/lib.rs:24:5
Dec 11 08:41:27.868 INFO [stderr]    |
Dec 11 08:41:27.868 INFO [stderr] 24 |     id: usize,
Dec 11 08:41:27.868 INFO [stderr]    |     ^^^^^^^^^
Dec 11 08:41:27.868 INFO [stderr] 
Dec 11 08:41:27.868 INFO [stderr] warning: field is never used: `thread`
Dec 11 08:41:27.868 INFO [stderr]   --> src/lib.rs:25:5
Dec 11 08:41:27.868 INFO [stderr]    |
Dec 11 08:41:27.868 INFO [stderr] 25 |     thread: thread::JoinHandle<()>,
Dec 11 08:41:27.868 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 08:41:27.868 INFO [stderr] 
Dec 11 08:41:27.869 INFO [stderr] warning: field is never used: `workers`
Dec 11 08:41:27.869 INFO [stderr]  --> src/lib.rs:7:5
Dec 11 08:41:27.869 INFO [stderr]   |
Dec 11 08:41:27.869 INFO [stderr] 7 |     workers: Vec<Worker>,
Dec 11 08:41:27.869 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 11 08:41:27.869 INFO [stderr]   |
Dec 11 08:41:27.869 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 08:41:27.869 INFO [stderr] 
Dec 11 08:41:27.869 INFO [stderr] warning: field is never used: `id`
Dec 11 08:41:27.869 INFO [stderr]   --> src/lib.rs:24:5
Dec 11 08:41:27.869 INFO [stderr]    |
Dec 11 08:41:27.869 INFO [stderr] 24 |     id: usize,
Dec 11 08:41:27.869 INFO [stderr]    |     ^^^^^^^^^
Dec 11 08:41:27.869 INFO [stderr] 
Dec 11 08:41:27.870 INFO [stderr] warning: field is never used: `thread`
Dec 11 08:41:27.870 INFO [stderr]   --> src/lib.rs:25:5
Dec 11 08:41:27.870 INFO [stderr]    |
Dec 11 08:41:27.870 INFO [stderr] 25 |     thread: thread::JoinHandle<()>,
Dec 11 08:41:27.870 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 08:41:27.870 INFO [stderr] 
Dec 11 08:41:28.432 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Dec 11 08:41:28.432 INFO [stderr] su: No module specific data is present
Dec 11 08:41:29.126 INFO running `"docker" "inspect" "47b1f0b3f727e3883156051fb3a48a6a8250c4dab51a66451e7451816da67ba4"`
Dec 11 08:41:29.442 INFO running `"docker" "rm" "-f" "47b1f0b3f727e3883156051fb3a48a6a8250c4dab51a66451e7451816da67ba4"`
Dec 11 08:41:29.780 INFO [stdout] 47b1f0b3f727e3883156051fb3a48a6a8250c4dab51a66451e7451816da67ba4