Dec 17 14:33:05.619 INFO checking stsh89/druste against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 14:33:05.619 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/stsh89/druste:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 14:33:05.977 INFO [stdout] d550f8cd3541c7ac8abee252007447e1e089fc51c4afcf5b33321ad33edd8b0c
Dec 17 14:33:05.982 INFO running `"docker" "start" "-a" "d550f8cd3541c7ac8abee252007447e1e089fc51c4afcf5b33321ad33edd8b0c"`
Dec 17 14:33:07.344 INFO [stderr]     Checking druste v0.1.0 (/opt/crater/workdir)
Dec 17 14:33:07.667 INFO [stderr] warning: field is never used: `workers`
Dec 17 14:33:07.667 INFO [stderr]  --> src/lib.rs:7:5
Dec 17 14:33:07.667 INFO [stderr]   |
Dec 17 14:33:07.667 INFO [stderr] 7 |     workers: Vec<Worker>,
Dec 17 14:33:07.667 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 14:33:07.667 INFO [stderr]   |
Dec 17 14:33:07.667 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 14:33:07.667 INFO [stderr] 
Dec 17 14:33:07.667 INFO [stderr] warning: field is never used: `id`
Dec 17 14:33:07.667 INFO [stderr]   --> src/lib.rs:24:5
Dec 17 14:33:07.667 INFO [stderr]    |
Dec 17 14:33:07.667 INFO [stderr] 24 |     id: usize,
Dec 17 14:33:07.667 INFO [stderr]    |     ^^^^^^^^^
Dec 17 14:33:07.667 INFO [stderr] 
Dec 17 14:33:07.667 INFO [stderr] warning: field is never used: `thread`
Dec 17 14:33:07.667 INFO [stderr]   --> src/lib.rs:25:5
Dec 17 14:33:07.667 INFO [stderr]    |
Dec 17 14:33:07.667 INFO [stderr] 25 |     thread: thread::JoinHandle<()>,
Dec 17 14:33:07.667 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:33:07.667 INFO [stderr] 
Dec 17 14:33:07.688 INFO [stderr] warning: field is never used: `workers`
Dec 17 14:33:07.688 INFO [stderr]  --> src/lib.rs:7:5
Dec 17 14:33:07.688 INFO [stderr]   |
Dec 17 14:33:07.688 INFO [stderr] 7 |     workers: Vec<Worker>,
Dec 17 14:33:07.688 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 14:33:07.688 INFO [stderr]   |
Dec 17 14:33:07.688 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 14:33:07.688 INFO [stderr] 
Dec 17 14:33:07.688 INFO [stderr] warning: field is never used: `id`
Dec 17 14:33:07.688 INFO [stderr]   --> src/lib.rs:24:5
Dec 17 14:33:07.688 INFO [stderr]    |
Dec 17 14:33:07.688 INFO [stderr] 24 |     id: usize,
Dec 17 14:33:07.688 INFO [stderr]    |     ^^^^^^^^^
Dec 17 14:33:07.688 INFO [stderr] 
Dec 17 14:33:07.688 INFO [stderr] warning: field is never used: `thread`
Dec 17 14:33:07.688 INFO [stderr]   --> src/lib.rs:25:5
Dec 17 14:33:07.688 INFO [stderr]    |
Dec 17 14:33:07.688 INFO [stderr] 25 |     thread: thread::JoinHandle<()>,
Dec 17 14:33:07.688 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:33:07.688 INFO [stderr] 
Dec 17 14:33:08.104 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Dec 17 14:33:08.781 INFO running `"docker" "inspect" "d550f8cd3541c7ac8abee252007447e1e089fc51c4afcf5b33321ad33edd8b0c"`
Dec 17 14:33:09.132 INFO running `"docker" "rm" "-f" "d550f8cd3541c7ac8abee252007447e1e089fc51c4afcf5b33321ad33edd8b0c"`
Dec 17 14:33:09.546 INFO [stdout] d550f8cd3541c7ac8abee252007447e1e089fc51c4afcf5b33321ad33edd8b0c